make compilable in 3.2
[phpeclipse.git] / net.sourceforge.phpeclipse / src / net / sourceforge / phpeclipse / phpeditor / PHPEditor.java
index 71f26dc..e692e83 100644 (file)
 package net.sourceforge.phpeclipse.phpeditor;
 
 /**********************************************************************
-Copyright (c) 2000, 2002 IBM Corp. and others.
-All rights reserved. This program and the accompanying materials
-are made available under the terms of the Common Public License v1.0
-which accompanies this distribution, and is available at
-http://www.eclipse.org/legal/cpl-v10.html
-
-Contributors:
-    IBM Corporation - Initial implementation
-    Klaus Hartlage - www.eclipseproject.de
-**********************************************************************/
-import net.sourceforge.phpeclipse.IPreferenceConstants;
+ Copyright (c) 2000, 2002 IBM Corp. and others.
+ All rights reserved. This program and the accompanying materials
+ are made available under the terms of the Common Public License v1.0
+ which accompanies this distribution, and is available at
+ http://www.eclipse.org/legal/cpl-v10.html
+
+ Contributors:
+ IBM Corporation - Initial implementation
+ www.phpeclipse.de
+ **********************************************************************/
+import java.lang.reflect.InvocationTargetException;
+import java.lang.reflect.Method;
+import java.text.BreakIterator;
+import java.text.CharacterIterator;
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.Iterator;
+import java.util.List;
+import java.util.Map;
+import java.util.ResourceBundle;
+import java.util.StringTokenizer;
+
+import net.sourceforge.phpdt.core.ICompilationUnit;
+import net.sourceforge.phpdt.core.IImportContainer;
+import net.sourceforge.phpdt.core.IImportDeclaration;
+import net.sourceforge.phpdt.core.IJavaElement;
+import net.sourceforge.phpdt.core.IJavaProject;
+import net.sourceforge.phpdt.core.IMember;
+import net.sourceforge.phpdt.core.ISourceRange;
+import net.sourceforge.phpdt.core.ISourceReference;
+import net.sourceforge.phpdt.core.JavaCore;
+import net.sourceforge.phpdt.core.JavaModelException;
+import net.sourceforge.phpdt.core.compiler.ITerminalSymbols;
+import net.sourceforge.phpdt.core.compiler.InvalidInputException;
+import net.sourceforge.phpdt.internal.compiler.parser.Scanner;
+import net.sourceforge.phpdt.internal.compiler.parser.SyntaxError;
+import net.sourceforge.phpdt.internal.ui.actions.CompositeActionGroup;
+import net.sourceforge.phpdt.internal.ui.actions.FoldingActionGroup;
+import net.sourceforge.phpdt.internal.ui.actions.SelectionConverter;
+import net.sourceforge.phpdt.internal.ui.text.CustomSourceInformationControl;
+import net.sourceforge.phpdt.internal.ui.text.DocumentCharacterIterator;
+import net.sourceforge.phpdt.internal.ui.text.HTMLTextPresenter;
+import net.sourceforge.phpdt.internal.ui.text.IPHPPartitions;
+import net.sourceforge.phpdt.internal.ui.text.JavaWordFinder;
+import net.sourceforge.phpdt.internal.ui.text.JavaWordIterator;
+import net.sourceforge.phpdt.internal.ui.text.PHPPairMatcher;
+import net.sourceforge.phpdt.internal.ui.text.PreferencesAdapter;
+import net.sourceforge.phpdt.internal.ui.text.java.JavaExpandHover;
+import net.sourceforge.phpdt.internal.ui.viewsupport.ISelectionListenerWithAST;
+import net.sourceforge.phpdt.internal.ui.viewsupport.IViewPartInputProvider;
+import net.sourceforge.phpdt.internal.ui.viewsupport.SelectionListenerWithASTManager;
+import net.sourceforge.phpdt.ui.IContextMenuConstants;
+import net.sourceforge.phpdt.ui.JavaUI;
+import net.sourceforge.phpdt.ui.PreferenceConstants;
+import net.sourceforge.phpdt.ui.actions.GotoMatchingBracketAction;
+import net.sourceforge.phpdt.ui.actions.OpenEditorActionGroup;
+import net.sourceforge.phpdt.ui.text.JavaTextTools;
+import net.sourceforge.phpdt.ui.text.PHPSourceViewerConfiguration;
+import net.sourceforge.phpdt.ui.text.folding.IJavaFoldingStructureProvider;
 import net.sourceforge.phpeclipse.PHPeclipsePlugin;
-import net.sourceforge.phpeclipse.phpeditor.php.PHPCodeScanner;
-import net.sourceforge.phpeclipse.phpeditor.php.PHPWordExtractor;
-import net.sourceforge.phpeclipse.phpeditor.util.PHPColorProvider;
+import net.sourceforge.phpeclipse.ui.editor.BrowserUtil;
+import net.sourceforge.phpeclipse.webbrowser.views.BrowserView;
+
+import org.eclipse.core.resources.IMarker;
+import org.eclipse.core.resources.IResource;
 import org.eclipse.core.runtime.CoreException;
 import org.eclipse.core.runtime.IProgressMonitor;
-import org.eclipse.help.IHelp;
-import org.eclipse.help.IHelpResource;
+import org.eclipse.core.runtime.IStatus;
+import org.eclipse.core.runtime.NullProgressMonitor;
+import org.eclipse.core.runtime.Preferences;
+import org.eclipse.core.runtime.Status;
+import org.eclipse.core.runtime.jobs.Job;
 import org.eclipse.jface.action.Action;
+import org.eclipse.jface.action.GroupMarker;
 import org.eclipse.jface.action.IAction;
 import org.eclipse.jface.action.MenuManager;
+import org.eclipse.jface.action.Separator;
 import org.eclipse.jface.preference.IPreferenceStore;
 import org.eclipse.jface.preference.PreferenceConverter;
 import org.eclipse.jface.text.BadLocationException;
+import org.eclipse.jface.text.DefaultInformationControl;
+import org.eclipse.jface.text.DocumentEvent;
 import org.eclipse.jface.text.IDocument;
-import org.eclipse.jface.text.ITextOperationTarget;
+import org.eclipse.jface.text.IDocumentExtension4;
+import org.eclipse.jface.text.IDocumentListener;
+import org.eclipse.jface.text.IInformationControl;
+import org.eclipse.jface.text.IInformationControlCreator;
+import org.eclipse.jface.text.IRegion;
+import org.eclipse.jface.text.ISelectionValidator;
+import org.eclipse.jface.text.ISynchronizable;
+import org.eclipse.jface.text.ITextHover;
+import org.eclipse.jface.text.ITextInputListener;
+import org.eclipse.jface.text.ITextPresentationListener;
 import org.eclipse.jface.text.ITextSelection;
+import org.eclipse.jface.text.ITextViewer;
+import org.eclipse.jface.text.ITextViewerExtension2;
+import org.eclipse.jface.text.ITextViewerExtension4;
+import org.eclipse.jface.text.ITextViewerExtension5;
+import org.eclipse.jface.text.ITypedRegion;
+import org.eclipse.jface.text.Position;
+import org.eclipse.jface.text.Region;
+import org.eclipse.jface.text.TextPresentation;
+import org.eclipse.jface.text.TextSelection;
+import org.eclipse.jface.text.TextUtilities;
+import org.eclipse.jface.text.information.IInformationProvider;
+import org.eclipse.jface.text.information.InformationPresenter;
+import org.eclipse.jface.text.link.LinkedModeModel;
+import org.eclipse.jface.text.reconciler.IReconciler;
+import org.eclipse.jface.text.source.Annotation;
 import org.eclipse.jface.text.source.AnnotationRulerColumn;
 import org.eclipse.jface.text.source.CompositeRuler;
+import org.eclipse.jface.text.source.IAnnotationModel;
+import org.eclipse.jface.text.source.IAnnotationModelExtension;
+import org.eclipse.jface.text.source.IOverviewRuler;
 import org.eclipse.jface.text.source.ISourceViewer;
+import org.eclipse.jface.text.source.ISourceViewerExtension2;
 import org.eclipse.jface.text.source.IVerticalRuler;
-import org.eclipse.jface.text.source.IVerticalRulerColumn;
-import org.eclipse.jface.text.source.LineNumberRulerColumn;
+import org.eclipse.jface.text.source.OverviewRuler;
+import org.eclipse.jface.text.source.SourceViewerConfiguration;
+import org.eclipse.jface.text.source.projection.ProjectionSupport;
+import org.eclipse.jface.text.source.projection.ProjectionViewer;
 import org.eclipse.jface.util.IPropertyChangeListener;
+import org.eclipse.jface.util.ListenerList;
 import org.eclipse.jface.util.PropertyChangeEvent;
+import org.eclipse.jface.viewers.DoubleClickEvent;
+import org.eclipse.jface.viewers.IDoubleClickListener;
+import org.eclipse.jface.viewers.IPostSelectionProvider;
+import org.eclipse.jface.viewers.ISelection;
+import org.eclipse.jface.viewers.ISelectionChangedListener;
+import org.eclipse.jface.viewers.ISelectionProvider;
+import org.eclipse.jface.viewers.IStructuredSelection;
+import org.eclipse.jface.viewers.SelectionChangedEvent;
+import org.eclipse.jface.viewers.StructuredSelection;
+import org.eclipse.swt.SWT;
+import org.eclipse.swt.custom.BidiSegmentEvent;
+import org.eclipse.swt.custom.BidiSegmentListener;
+import org.eclipse.swt.custom.ST;
+import org.eclipse.swt.custom.StyleRange;
+import org.eclipse.swt.custom.StyledText;
+import org.eclipse.swt.events.FocusEvent;
+import org.eclipse.swt.events.FocusListener;
+import org.eclipse.swt.events.KeyEvent;
+import org.eclipse.swt.events.KeyListener;
+import org.eclipse.swt.events.MouseEvent;
+import org.eclipse.swt.events.MouseListener;
+import org.eclipse.swt.events.MouseMoveListener;
+import org.eclipse.swt.events.PaintEvent;
+import org.eclipse.swt.events.PaintListener;
+import org.eclipse.swt.graphics.Color;
+import org.eclipse.swt.graphics.Cursor;
+import org.eclipse.swt.graphics.GC;
+import org.eclipse.swt.graphics.Image;
 import org.eclipse.swt.graphics.Point;
 import org.eclipse.swt.graphics.RGB;
+import org.eclipse.swt.widgets.Composite;
+import org.eclipse.swt.widgets.Control;
+import org.eclipse.swt.widgets.Display;
+import org.eclipse.swt.widgets.Shell;
 import org.eclipse.ui.IEditorInput;
-import org.eclipse.ui.editors.text.TextEditor;
-import org.eclipse.ui.help.WorkbenchHelp;
-import org.eclipse.ui.texteditor.DefaultRangeIndicator;
+import org.eclipse.ui.IEditorPart;
+import org.eclipse.ui.IPageLayout;
+import org.eclipse.ui.IPartService;
+import org.eclipse.ui.ISelectionListener;
+import org.eclipse.ui.IViewPart;
+import org.eclipse.ui.IWindowListener;
+import org.eclipse.ui.IWorkbenchPage;
+import org.eclipse.ui.IWorkbenchPart;
+import org.eclipse.ui.IWorkbenchWindow;
+import org.eclipse.ui.PlatformUI;
+import org.eclipse.ui.actions.ActionContext;
+import org.eclipse.ui.actions.ActionGroup;
+import org.eclipse.ui.editors.text.DefaultEncodingSupport;
+import org.eclipse.ui.editors.text.EditorsUI;
+import org.eclipse.ui.editors.text.IEncodingSupport;
+import org.eclipse.ui.part.FileEditorInput;
+import org.eclipse.ui.part.IShowInSource;
+import org.eclipse.ui.part.IShowInTargetList;
+import org.eclipse.ui.part.ShowInContext;
+import org.eclipse.ui.texteditor.AbstractDecoratedTextEditor;
+import org.eclipse.ui.texteditor.AnnotationPreference;
+import org.eclipse.ui.texteditor.ChainedPreferenceStore;
+import org.eclipse.ui.texteditor.IDocumentProvider;
+import org.eclipse.ui.texteditor.IEditorStatusLine;
 import org.eclipse.ui.texteditor.ITextEditorActionConstants;
+import org.eclipse.ui.texteditor.ITextEditorActionDefinitionIds;
+import org.eclipse.ui.texteditor.IUpdate;
+import org.eclipse.ui.texteditor.MarkerAnnotation;
+import org.eclipse.ui.texteditor.SourceViewerDecorationSupport;
+import org.eclipse.ui.texteditor.TextEditorAction;
+import org.eclipse.ui.texteditor.TextNavigationAction;
 import org.eclipse.ui.texteditor.TextOperationAction;
+import org.eclipse.ui.views.contentoutline.ContentOutline;
 import org.eclipse.ui.views.contentoutline.IContentOutlinePage;
+import org.eclipse.ui.views.tasklist.TaskList;
+
 /**
  * PHP specific text editor.
  */
-public class PHPEditor extends TextEditor {
-
-  protected PHPActionGroup actionGroup;
-  /** The outline page */
-  private PHPContentOutlinePage fOutlinePage;
-  private IPreferenceStore phpPrefStore;
-
-  /** The line number ruler column */
-  private LineNumberRulerColumn fLineNumberRulerColumn;
-
-  /**
-   * Default constructor.
-   */
-  public PHPEditor() {
-    super();
-  }
-
-  public PHPContentOutlinePage getfOutlinePage() {
-    return fOutlinePage;
-  }
-
-  /** The <code>PHPEditor</code> implementation of this 
-   * <code>AbstractTextEditor</code> method extend the 
-   * actions to add those specific to the receiver
-   */
-  protected void createActions() {
-    super.createActions();
-    setAction(
-      "ContentAssistProposal",
-      new TextOperationAction(
-        PHPEditorMessages.getResourceBundle(),
-        "ContentAssistProposal.",
-        this,
-        ISourceViewer.CONTENTASSIST_PROPOSALS));
-    setAction(
-      "ContentAssistTip",
-      new TextOperationAction(
-        PHPEditorMessages.getResourceBundle(),
-        "ContentAssistTip.",
-        this,
-        ISourceViewer.CONTENTASSIST_CONTEXT_INFORMATION));
-
-    Action action = new TextOperationAction(PHPEditorMessages.getResourceBundle(), "Comment.", this, ITextOperationTarget.PREFIX);
-    action.setActionDefinitionId(PHPEditorActionDefinitionIds.COMMENT);
-    setAction("Comment", action);
-
-    action = new TextOperationAction(PHPEditorMessages.getResourceBundle(), "Uncomment.", this, ITextOperationTarget.STRIP_PREFIX);
-    action.setActionDefinitionId(PHPEditorActionDefinitionIds.UNCOMMENT);
-    setAction("Uncomment", action);
-
-    actionGroup = new PHPActionGroup(this, ITextEditorActionConstants.GROUP_EDIT);
-
-    markAsStateDependentAction("Comment", true); //$NON-NLS-1$
-    markAsStateDependentAction("Uncomment", true); //$NON-NLS-1$
-  }
-
-  /** The <code>JavaEditor</code> implementation of this 
-   * <code>AbstractTextEditor</code> method performs any extra 
-   * disposal actions required by the java editor.
-   */
-  public void dispose() {
-    PHPEditorEnvironment.disconnect(this);
-    if (fOutlinePage != null)
-      fOutlinePage.setInput(null);
-    super.dispose();
-  }
-
-  /** The <code>PHPEditor</code> implementation of this 
-   * <code>AbstractTextEditor</code> method performs any extra 
-   * revert behavior required by the php editor.
-   */
-  public void doRevertToSaved() {
-    super.doRevertToSaved();
-    if (fOutlinePage != null)
-      fOutlinePage.update();
-  }
-
-  /** The <code>PHPEditor</code> implementation of this 
-   * <code>AbstractTextEditor</code> method performs any extra 
-   * save behavior required by the php editor.
-   */
-  public void doSave(IProgressMonitor monitor) {
-    super.doSave(monitor);
-    // compile or not, according to the user preferences
-    IPreferenceStore store = phpPrefStore;
-    if (store.getBoolean(PHPeclipsePlugin.PHP_PARSE_ON_SAVE)) {
-      IAction a = PHPParserAction.getInstance();
-      if (a != null)
-        a.run();
-    }
-    if (fOutlinePage != null)
-      fOutlinePage.update();
-  }
-
-  /** The <code>PHPEditor</code> implementation of this 
-   * <code>AbstractTextEditor</code> method performs any extra 
-   * save as behavior required by the php editor.
-   */
-  public void doSaveAs() {
-    super.doSaveAs();
-    if (fOutlinePage != null)
-      fOutlinePage.update();
-  }
-
-  /** The <code>PHPEditor</code> implementation of this 
-   * <code>AbstractTextEditor</code> method performs sets the 
-   * input of the outline page after AbstractTextEditor has set input.
-   */
-  public void doSetInput(IEditorInput input) throws CoreException {
-    super.doSetInput(input);
-    if (fOutlinePage != null)
-      fOutlinePage.setInput(input);
-  }
-
-  /** The <code>JavaEditor</code> implementation of this 
-   * <code>AbstractTextEditor</code> method adds any 
-   * JavaEditor specific entries.
-   */
-  public void editorContextMenuAboutToShow(MenuManager menu) {
-    super.editorContextMenuAboutToShow(menu);
-    //  addAction(menu, "ContentAssistProposal"); //$NON-NLS-1$
-    //  addAction(menu, "ContentAssistTip"); //$NON-NLS-1$
-    actionGroup.fillContextMenu(menu);
-  }
-
-  /** The <code>JavaEditor</code> implementation of this 
-   * <code>AbstractTextEditor</code> method performs gets
-   * the java content outline page if request is for a an 
-   * outline page.
-   */
-  public Object getAdapter(Class required) {
-    if (IContentOutlinePage.class.equals(required)) {
-      if (fOutlinePage == null) {
-        fOutlinePage = new PHPContentOutlinePage(getDocumentProvider(), this);
-        if (getEditorInput() != null)
-          fOutlinePage.setInput(getEditorInput());
-      }
-      return fOutlinePage;
-    }
-    return super.getAdapter(required);
-  }
-
-//  public void openContextHelp() {
-//    IDocument doc = this.getDocumentProvider().getDocument(this.getEditorInput());
-//    ITextSelection selection = (ITextSelection) this.getSelectionProvider().getSelection();
-//    int pos = selection.getOffset();
-//    String word = getFunctionName(doc, pos);
-//    openContextHelp(word);
-//  }
-//
-//  private void openContextHelp(String word) {
-//    open(word);
-//  }
-//
-//  public static void open(String word) {
-//    IHelp help = WorkbenchHelp.getHelpSupport();
-//    if (help != null) {
-//      IHelpResource helpResource = new PHPFunctionHelpResource(word);
-//      WorkbenchHelp.getHelpSupport().displayHelpResource(helpResource);
-//    } else {
-//      //   showMessage(shell, dialogTitle, ActionMessages.getString("Open help not available"), false); //$NON-NLS-1$
-//    }
-//  }
-
-  private String getFunctionName(IDocument doc, int pos) {
-    Point word = PHPWordExtractor.findWord(doc, pos);
-    if (word != null) {
-      try {
-        return doc.get(word.x, word.y).replace('_', '-');
-      } catch (BadLocationException e) {
-      }
-    }
-    return "";
-  }
-
-  /*
-     * @see AbstractTextEditor#handlePreferenceStoreChanged(PropertyChangeEvent)
-     */
-  protected void handlePreferenceStoreChanged(PropertyChangeEvent event) {
-
-    try {
-
-      ISourceViewer sourceViewer = getSourceViewer();
-      if (sourceViewer == null)
-        return;
-
-      String property = event.getProperty();
-
-      //      if (JavaSourceViewerConfiguration.PREFERENCE_TAB_WIDTH.equals(property)) {
-      //        Object value= event.getNewValue();
-      //        if (value instanceof Integer) {
-      //          sourceViewer.getTextWidget().setTabs(((Integer) value).intValue());
-      //        } else if (value instanceof String) {
-      //          sourceViewer.getTextWidget().setTabs(Integer.parseInt((String) value));
-      //        }
-      //        return;
-      //      }
-
-      if (IPreferenceConstants.LINE_NUMBER_RULER.equals(property)) {
-        if (isLineNumberRulerVisible())
-          showLineNumberRuler();
-        else
-          hideLineNumberRuler();
-        return;
-      }
-
-      if (fLineNumberRulerColumn != null
-        && (IPreferenceConstants.LINE_NUMBER_COLOR.equals(property)
-          || PREFERENCE_COLOR_BACKGROUND_SYSTEM_DEFAULT.equals(property)
-          || PREFERENCE_COLOR_BACKGROUND.equals(property))) {
-
-        initializeLineNumberRulerColumn(fLineNumberRulerColumn);
-      }
-
-    } finally {
-      super.handlePreferenceStoreChanged(event);
-    }
-  }
-  /**
-   * Shows the line number ruler column.
-   */
-  private void showLineNumberRuler() {
-    IVerticalRuler v = getVerticalRuler();
-    if (v instanceof CompositeRuler) {
-      CompositeRuler c = (CompositeRuler) v;
-      c.addDecorator(1, createLineNumberRulerColumn());
-    }
-  }
-
-  /**
-  * Return whether the line number ruler column should be 
-  * visible according to the preference store settings.
-  * @return <code>true</code> if the line numbers should be visible
-  */
-  private boolean isLineNumberRulerVisible() {
-    // IPreferenceStore store= getPreferenceStore();
-    return phpPrefStore.getBoolean(IPreferenceConstants.LINE_NUMBER_RULER);
-  }
-  /**
-   * Hides the line number ruler column.
-   */
-  private void hideLineNumberRuler() {
-    IVerticalRuler v = getVerticalRuler();
-    if (v instanceof CompositeRuler) {
-      CompositeRuler c = (CompositeRuler) v;
-      c.removeDecorator(1);
-    }
-  }
-
-  /**
-  * Initializes the given line number ruler column from the preference store.
-  * @param rulerColumn the ruler column to be initialized
-  */
-  protected void initializeLineNumberRulerColumn(LineNumberRulerColumn rulerColumn) {
-    //   JavaTextTools textTools= JavaPlugin.getDefault().getJavaTextTools();
-    PHPColorProvider manager = PHPEditorEnvironment.getPHPColorProvider();
-
-    if (phpPrefStore != null) {
-
-      RGB rgb = null;
-      // foreground color
-      if (phpPrefStore.contains(IPreferenceConstants.LINE_NUMBER_COLOR)) {
-        if (phpPrefStore.isDefault(IPreferenceConstants.LINE_NUMBER_COLOR))
-          rgb = PreferenceConverter.getDefaultColor(phpPrefStore, IPreferenceConstants.LINE_NUMBER_COLOR);
-        else
-          rgb = PreferenceConverter.getColor(phpPrefStore, IPreferenceConstants.LINE_NUMBER_COLOR);
-      }
-      rulerColumn.setForeground(manager.getColor(rgb));
-
-      rgb = null;
-      // background color
-      if (!phpPrefStore.getBoolean(IPreferenceConstants.PREFERENCE_COLOR_BACKGROUND_SYSTEM_DEFAULT)) {
-        if (phpPrefStore.contains(IPreferenceConstants.PREFERENCE_COLOR_BACKGROUND)) {
-          if (phpPrefStore.isDefault(IPreferenceConstants.PREFERENCE_COLOR_BACKGROUND))
-            rgb = PreferenceConverter.getDefaultColor(phpPrefStore, IPreferenceConstants.PREFERENCE_COLOR_BACKGROUND);
-          else
-            rgb = PreferenceConverter.getColor(phpPrefStore, IPreferenceConstants.PREFERENCE_COLOR_BACKGROUND);
-        }
-        rulerColumn.setBackground(manager.getColor(rgb));
-      }
-
-    }
-  }
-
-  /**
-   * Creates a new line number ruler column that is appropriately initialized.
-   */
-  protected IVerticalRulerColumn createLineNumberRulerColumn() {
-    fLineNumberRulerColumn = new LineNumberRulerColumn();
-    initializeLineNumberRulerColumn(fLineNumberRulerColumn);
-    return fLineNumberRulerColumn;
-  }
-
-  /*
-   * @see AbstractTextEditor#createVerticalRuler()
-   */
-  protected IVerticalRuler createVerticalRuler() {
-    CompositeRuler ruler = new CompositeRuler();
-    ruler.addDecorator(0, new AnnotationRulerColumn(VERTICAL_RULER_WIDTH));
-    if (isLineNumberRulerVisible())
-      ruler.addDecorator(1, createLineNumberRulerColumn());
-    return ruler;
-  }
-
-  /* (non-Javadoc)
-   * Method declared on AbstractTextEditor
-   */
-  protected void initializeEditor() {
-    PHPEditorEnvironment.connect(this);
-
-    setSourceViewerConfiguration(new PHPSourceViewerConfiguration());
-    setRangeIndicator(new DefaultRangeIndicator());
-    setEditorContextMenuId("#PHPEditorContext"); //$NON-NLS-1$
-    setRulerContextMenuId("#PHPRulerContext"); //$NON-NLS-1$
-    // setDocumentProvider(PHPeclipsePlugin.getCompilationUnitDocumentProvider());
-    phpPrefStore = PHPeclipsePlugin.getDefault().getPreferenceStore();
-
-    phpPrefStore.addPropertyChangeListener(new IPropertyChangeListener() {
-      public void propertyChange(PropertyChangeEvent event) {
-        PHPCodeScanner scanner = PHPEditorEnvironment.getPHPCodeScanner();
-        if (scanner != null) {
-          scanner.updateToken(PHPEditorEnvironment.getPHPColorProvider());
-        }
-        if (getSourceViewer() != null) {
-          getSourceViewer().invalidateTextPresentation();
-        }
-
-        String property = event.getProperty();
-        if (IPreferenceConstants.LINE_NUMBER_RULER.equals(property)) {
-          if (isLineNumberRulerVisible())
-            showLineNumberRuler();
-          else
-            hideLineNumberRuler();
-          return;
-        }
-      }
-    });
-  }
-}
+public abstract class PHPEditor extends AbstractDecoratedTextEditor implements IViewPartInputProvider, IShowInTargetList,
+               IShowInSource {
+       // extends StatusTextEditor implements IViewPartInputProvider { // extends
+       // TextEditor {
+
+       /**
+        * Internal implementation class for a change listener.
+        *
+        * @since 3.0
+        */
+       protected abstract class AbstractSelectionChangedListener implements ISelectionChangedListener {
+
+               /**
+                * Installs this selection changed listener with the given selection
+                * provider. If the selection provider is a post selection provider, post
+                * selection changed events are the preferred choice, otherwise normal
+                * selection changed events are requested.
+                *
+                * @param selectionProvider
+                */
+               public void install(ISelectionProvider selectionProvider) {
+                       if (selectionProvider == null)
+                               return;
+
+                       if (selectionProvider instanceof IPostSelectionProvider) {
+                               IPostSelectionProvider provider = (IPostSelectionProvider) selectionProvider;
+                               provider.addPostSelectionChangedListener(this);
+                       } else {
+                               selectionProvider.addSelectionChangedListener(this);
+                       }
+               }
+
+               /**
+                * Removes this selection changed listener from the given selection
+                * provider.
+                *
+                * @param selectionProvider
+                *          the selection provider
+                */
+               public void uninstall(ISelectionProvider selectionProvider) {
+                       if (selectionProvider == null)
+                               return;
+
+                       if (selectionProvider instanceof IPostSelectionProvider) {
+                               IPostSelectionProvider provider = (IPostSelectionProvider) selectionProvider;
+                               provider.removePostSelectionChangedListener(this);
+                       } else {
+                               selectionProvider.removeSelectionChangedListener(this);
+                       }
+               }
+       }
+
+       /**
+        * Updates the Java outline page selection and this editor's range indicator.
+        *
+        * @since 3.0
+        */
+       private class EditorSelectionChangedListener extends AbstractSelectionChangedListener {
+
+               /*
+                * @see org.eclipse.jface.viewers.ISelectionChangedListener#selectionChanged(org.eclipse.jface.viewers.SelectionChangedEvent)
+                */
+               public void selectionChanged(SelectionChangedEvent event) {
+                       // XXX: see https://bugs.eclipse.org/bugs/show_bug.cgi?id=56161
+                       PHPEditor.this.selectionChanged();
+               }
+       }
+
+       /**
+        * "Smart" runnable for updating the outline page's selection.
+        */
+       // class OutlinePageSelectionUpdater implements Runnable {
+       //
+       // /** Has the runnable already been posted? */
+       // private boolean fPosted = false;
+       //
+       // public OutlinePageSelectionUpdater() {
+       // }
+       //
+       // /*
+       // * @see Runnable#run()
+       // */
+       // public void run() {
+       // synchronizeOutlinePageSelection();
+       // fPosted = false;
+       // }
+       //
+       // /**
+       // * Posts this runnable into the event queue.
+       // */
+       // public void post() {
+       // if (fPosted)
+       // return;
+       //
+       // Shell shell = getSite().getShell();
+       // if (shell != null & !shell.isDisposed()) {
+       // fPosted = true;
+       // shell.getDisplay().asyncExec(this);
+       // }
+       // }
+       // };
+       class SelectionChangedListener implements ISelectionChangedListener {
+               public void selectionChanged(SelectionChangedEvent event) {
+                       doSelectionChanged(event);
+               }
+       };
+
+       /**
+        * Adapts an options {@link java.util.Map}to
+        * {@link org.eclipse.jface.preference.IPreferenceStore}.
+        * <p>
+        * This preference store is read-only i.e. write access throws an
+        * {@link java.lang.UnsupportedOperationException}.
+        * </p>
+        *
+        * @since 3.0
+        */
+       private static class OptionsAdapter implements IPreferenceStore {
+
+               /**
+                * A property change event filter.
+                */
+               public interface IPropertyChangeEventFilter {
+
+                       /**
+                        * Should the given event be filtered?
+                        *
+                        * @param event
+                        *          The property change event.
+                        * @return <code>true</code> iff the given event should be filtered.
+                        */
+                       public boolean isFiltered(PropertyChangeEvent event);
+
+               }
+
+               /**
+                * Property change listener. Listens for events in the options Map and fires
+                * a {@link org.eclipse.jface.util.PropertyChangeEvent}on this adapter with
+                * arguments from the received event.
+                */
+               private class PropertyChangeListener implements IPropertyChangeListener {
+
+                       /**
+                        * {@inheritDoc}
+                        */
+                       public void propertyChange(PropertyChangeEvent event) {
+                               if (getFilter().isFiltered(event))
+                                       return;
+
+                               if (event.getNewValue() == null)
+                                       fOptions.remove(event.getProperty());
+                               else
+                                       fOptions.put(event.getProperty(), event.getNewValue());
+
+                               firePropertyChangeEvent(event.getProperty(), event.getOldValue(), event.getNewValue());
+                       }
+               }
+
+               /** Listeners on this adapter */
+               private ListenerList fListeners = new ListenerList();
+
+               /** Listener on the adapted options Map */
+               private IPropertyChangeListener fListener = new PropertyChangeListener();
+
+               /** Adapted options Map */
+               private Map fOptions;
+
+               /** Preference store through which events are received. */
+               private IPreferenceStore fMockupPreferenceStore;
+
+               /** Property event filter. */
+               private IPropertyChangeEventFilter fFilter;
+
+               /**
+                * Initialize with the given options.
+                *
+                * @param options
+                *          The options to wrap
+                * @param mockupPreferenceStore
+                *          the mock-up preference store
+                * @param filter
+                *          the property change filter
+                */
+               public OptionsAdapter(Map options, IPreferenceStore mockupPreferenceStore, IPropertyChangeEventFilter filter) {
+                       fMockupPreferenceStore = mockupPreferenceStore;
+                       fOptions = options;
+                       setFilter(filter);
+               }
+
+               /**
+                * {@inheritDoc}
+                */
+               public void addPropertyChangeListener(IPropertyChangeListener listener) {
+                       if (fListeners.size() == 0)
+                               fMockupPreferenceStore.addPropertyChangeListener(fListener);
+                       fListeners.add(listener);
+               }
+
+               /**
+                * {@inheritDoc}
+                */
+               public void removePropertyChangeListener(IPropertyChangeListener listener) {
+                       fListeners.remove(listener);
+                       if (fListeners.size() == 0)
+                               fMockupPreferenceStore.removePropertyChangeListener(fListener);
+               }
+
+               /**
+                * {@inheritDoc}
+                */
+               public boolean contains(String name) {
+                       return fOptions.containsKey(name);
+               }
+
+               /**
+                * {@inheritDoc}
+                */
+               public void firePropertyChangeEvent(String name, Object oldValue, Object newValue) {
+                       PropertyChangeEvent event = new PropertyChangeEvent(this, name, oldValue, newValue);
+                       Object[] listeners = fListeners.getListeners();
+                       for (int i = 0; i < listeners.length; i++)
+                               ((IPropertyChangeListener) listeners[i]).propertyChange(event);
+               }
+
+               /**
+                * {@inheritDoc}
+                */
+               public boolean getBoolean(String name) {
+                       boolean value = BOOLEAN_DEFAULT_DEFAULT;
+                       String s = (String) fOptions.get(name);
+                       if (s != null)
+                               value = s.equals(TRUE);
+                       return value;
+               }
+
+               /**
+                * {@inheritDoc}
+                */
+               public boolean getDefaultBoolean(String name) {
+                       return BOOLEAN_DEFAULT_DEFAULT;
+               }
+
+               /**
+                * {@inheritDoc}
+                */
+               public double getDefaultDouble(String name) {
+                       return DOUBLE_DEFAULT_DEFAULT;
+               }
+
+               /**
+                * {@inheritDoc}
+                */
+               public float getDefaultFloat(String name) {
+                       return FLOAT_DEFAULT_DEFAULT;
+               }
+
+               /**
+                * {@inheritDoc}
+                */
+               public int getDefaultInt(String name) {
+                       return INT_DEFAULT_DEFAULT;
+               }
+
+               /**
+                * {@inheritDoc}
+                */
+               public long getDefaultLong(String name) {
+                       return LONG_DEFAULT_DEFAULT;
+               }
+
+               /**
+                * {@inheritDoc}
+                */
+               public String getDefaultString(String name) {
+                       return STRING_DEFAULT_DEFAULT;
+               }
+
+               /**
+                * {@inheritDoc}
+                */
+               public double getDouble(String name) {
+                       double value = DOUBLE_DEFAULT_DEFAULT;
+                       String s = (String) fOptions.get(name);
+                       if (s != null) {
+                               try {
+                                       value = new Double(s).doubleValue();
+                               } catch (NumberFormatException e) {
+                               }
+                       }
+                       return value;
+               }
+
+               /**
+                * {@inheritDoc}
+                */
+               public float getFloat(String name) {
+                       float value = FLOAT_DEFAULT_DEFAULT;
+                       String s = (String) fOptions.get(name);
+                       if (s != null) {
+                               try {
+                                       value = new Float(s).floatValue();
+                               } catch (NumberFormatException e) {
+                               }
+                       }
+                       return value;
+               }
+
+               /**
+                * {@inheritDoc}
+                */
+               public int getInt(String name) {
+                       int value = INT_DEFAULT_DEFAULT;
+                       String s = (String) fOptions.get(name);
+                       if (s != null) {
+                               try {
+                                       value = new Integer(s).intValue();
+                               } catch (NumberFormatException e) {
+                               }
+                       }
+                       return value;
+               }
+
+               /**
+                * {@inheritDoc}
+                */
+               public long getLong(String name) {
+                       long value = LONG_DEFAULT_DEFAULT;
+                       String s = (String) fOptions.get(name);
+                       if (s != null) {
+                               try {
+                                       value = new Long(s).longValue();
+                               } catch (NumberFormatException e) {
+                               }
+                       }
+                       return value;
+               }
+
+               /**
+                * {@inheritDoc}
+                */
+               public String getString(String name) {
+                       String value = (String) fOptions.get(name);
+                       if (value == null)
+                               value = STRING_DEFAULT_DEFAULT;
+                       return value;
+               }
+
+               /**
+                * {@inheritDoc}
+                */
+               public boolean isDefault(String name) {
+                       return false;
+               }
+
+               /**
+                * {@inheritDoc}
+                */
+               public boolean needsSaving() {
+                       return !fOptions.isEmpty();
+               }
+
+               /**
+                * {@inheritDoc}
+                */
+               public void putValue(String name, String value) {
+                       throw new UnsupportedOperationException();
+               }
+
+               /**
+                * {@inheritDoc}
+                */
+               public void setDefault(String name, double value) {
+                       throw new UnsupportedOperationException();
+               }
+
+               /**
+                * {@inheritDoc}
+                */
+               public void setDefault(String name, float value) {
+                       throw new UnsupportedOperationException();
+               }
+
+               /**
+                * {@inheritDoc}
+                */
+               public void setDefault(String name, int value) {
+                       throw new UnsupportedOperationException();
+               }
+
+               /**
+                * {@inheritDoc}
+                */
+               public void setDefault(String name, long value) {
+                       throw new UnsupportedOperationException();
+               }
+
+               /**
+                * {@inheritDoc}
+                */
+               public void setDefault(String name, String defaultObject) {
+                       throw new UnsupportedOperationException();
+               }
+
+               /**
+                * {@inheritDoc}
+                */
+               public void setDefault(String name, boolean value) {
+                       throw new UnsupportedOperationException();
+               }
+
+               /**
+                * {@inheritDoc}
+                */
+               public void setToDefault(String name) {
+                       throw new UnsupportedOperationException();
+               }
+
+               /**
+                * {@inheritDoc}
+                */
+               public void setValue(String name, double value) {
+                       throw new UnsupportedOperationException();
+               }
+
+               /**
+                * {@inheritDoc}
+                */
+               public void setValue(String name, float value) {
+                       throw new UnsupportedOperationException();
+               }
+
+               /**
+                * {@inheritDoc}
+                */
+               public void setValue(String name, int value) {
+                       throw new UnsupportedOperationException();
+               }
+
+               /**
+                * {@inheritDoc}
+                */
+               public void setValue(String name, long value) {
+                       throw new UnsupportedOperationException();
+               }
+
+               /**
+                * {@inheritDoc}
+                */
+               public void setValue(String name, String value) {
+                       throw new UnsupportedOperationException();
+               }
+
+               /**
+                * {@inheritDoc}
+                */
+               public void setValue(String name, boolean value) {
+                       throw new UnsupportedOperationException();
+               }
+
+               /**
+                * Returns the adapted options Map.
+                *
+                * @return Returns the adapted options Map.
+                */
+               public Map getOptions() {
+                       return fOptions;
+               }
+
+               /**
+                * Returns the mock-up preference store, events are received through this
+                * preference store.
+                *
+                * @return Returns the mock-up preference store.
+                */
+               public IPreferenceStore getMockupPreferenceStore() {
+                       return fMockupPreferenceStore;
+               }
+
+               /**
+                * Set the event filter to the given filter.
+                *
+                * @param filter
+                *          The new filter.
+                */
+               public void setFilter(IPropertyChangeEventFilter filter) {
+                       fFilter = filter;
+               }
+
+               /**
+                * Returns the event filter.
+                *
+                * @return The event filter.
+                */
+               public IPropertyChangeEventFilter getFilter() {
+                       return fFilter;
+               }
+       }
+
+       /*
+        * Link mode.
+        */
+       // class MouseClickListener implements KeyListener, MouseListener,
+       // MouseMoveListener, FocusListener, PaintListener,
+       // IPropertyChangeListener, IDocumentListener, ITextInputListener {
+       //
+       // /** The session is active. */
+       // private boolean fActive;
+       //
+       // /** The currently active style range. */
+       // private IRegion fActiveRegion;
+       //
+       // /** The currently active style range as position. */
+       // private Position fRememberedPosition;
+       //
+       // /** The hand cursor. */
+       // private Cursor fCursor;
+       //
+       // /** The link color. */
+       // private Color fColor;
+       //
+       // /** The key modifier mask. */
+       // private int fKeyModifierMask;
+       //
+       // public void deactivate() {
+       // deactivate(false);
+       // }
+       //
+       // public void deactivate(boolean redrawAll) {
+       // if (!fActive)
+       // return;
+       //
+       // repairRepresentation(redrawAll);
+       // fActive = false;
+       // }
+       //
+       // public void install() {
+       //
+       // ISourceViewer sourceViewer = getSourceViewer();
+       // if (sourceViewer == null)
+       // return;
+       //
+       // StyledText text = sourceViewer.getTextWidget();
+       // if (text == null || text.isDisposed())
+       // return;
+       //
+       // updateColor(sourceViewer);
+       //
+       // sourceViewer.addTextInputListener(this);
+       //
+       // IDocument document = sourceViewer.getDocument();
+       // if (document != null)
+       // document.addDocumentListener(this);
+       //
+       // text.addKeyListener(this);
+       // text.addMouseListener(this);
+       // text.addMouseMoveListener(this);
+       // text.addFocusListener(this);
+       // text.addPaintListener(this);
+       //
+       // updateKeyModifierMask();
+       //
+       // IPreferenceStore preferenceStore = getPreferenceStore();
+       // preferenceStore.addPropertyChangeListener(this);
+       // }
+       //
+       // private void updateKeyModifierMask() {
+       // String modifiers =
+       // getPreferenceStore().getString(BROWSER_LIKE_LINKS_KEY_MODIFIER);
+       // fKeyModifierMask = computeStateMask(modifiers);
+       // if (fKeyModifierMask == -1) {
+       // // Fallback to stored state mask
+       // fKeyModifierMask =
+       // getPreferenceStore().getInt(BROWSER_LIKE_LINKS_KEY_MODIFIER_MASK);
+       // }
+       // ;
+       // }
+       //
+       // private int computeStateMask(String modifiers) {
+       // if (modifiers == null)
+       // return -1;
+       //
+       // if (modifiers.length() == 0)
+       // return SWT.NONE;
+       //
+       // int stateMask = 0;
+       // StringTokenizer modifierTokenizer = new StringTokenizer(modifiers, ",;.:+-*
+       // "); //$NON-NLS-1$
+       // while (modifierTokenizer.hasMoreTokens()) {
+       // int modifier =
+       // EditorUtility.findLocalizedModifier(modifierTokenizer.nextToken());
+       // if (modifier == 0 || (stateMask & modifier) == modifier)
+       // return -1;
+       // stateMask = stateMask | modifier;
+       // }
+       // return stateMask;
+       // }
+       //
+       // public void uninstall() {
+       //
+       // if (fColor != null) {
+       // fColor.dispose();
+       // fColor = null;
+       // }
+       //
+       // if (fCursor != null) {
+       // fCursor.dispose();
+       // fCursor = null;
+       // }
+       //
+       // ISourceViewer sourceViewer = getSourceViewer();
+       // if (sourceViewer == null)
+       // return;
+       //
+       // sourceViewer.removeTextInputListener(this);
+       //
+       // IDocument document = sourceViewer.getDocument();
+       // if (document != null)
+       // document.removeDocumentListener(this);
+       //
+       // IPreferenceStore preferenceStore = getPreferenceStore();
+       // if (preferenceStore != null)
+       // preferenceStore.removePropertyChangeListener(this);
+       //
+       // StyledText text = sourceViewer.getTextWidget();
+       // if (text == null || text.isDisposed())
+       // return;
+       //
+       // text.removeKeyListener(this);
+       // text.removeMouseListener(this);
+       // text.removeMouseMoveListener(this);
+       // text.removeFocusListener(this);
+       // text.removePaintListener(this);
+       // }
+       //
+       // /*
+       // * @see IPropertyChangeListener#propertyChange(PropertyChangeEvent)
+       // */
+       // public void propertyChange(PropertyChangeEvent event) {
+       // if (event.getProperty().equals(PHPEditor.LINK_COLOR)) {
+       // ISourceViewer viewer = getSourceViewer();
+       // if (viewer != null)
+       // updateColor(viewer);
+       // } else if (event.getProperty().equals(BROWSER_LIKE_LINKS_KEY_MODIFIER)) {
+       // updateKeyModifierMask();
+       // }
+       // }
+       //
+       // private void updateColor(ISourceViewer viewer) {
+       // if (fColor != null)
+       // fColor.dispose();
+       //
+       // StyledText text = viewer.getTextWidget();
+       // if (text == null || text.isDisposed())
+       // return;
+       //
+       // Display display = text.getDisplay();
+       // fColor = createColor(getPreferenceStore(), PHPEditor.LINK_COLOR, display);
+       // }
+       //
+       // /**
+       // * Creates a color from the information stored in the given preference
+       // store. Returns <code>null</code> if there is no such
+       // * information available.
+       // */
+       // private Color createColor(IPreferenceStore store, String key, Display
+       // display) {
+       //
+       // RGB rgb = null;
+       //
+       // if (store.contains(key)) {
+       //
+       // if (store.isDefault(key))
+       // rgb = PreferenceConverter.getDefaultColor(store, key);
+       // else
+       // rgb = PreferenceConverter.getColor(store, key);
+       //
+       // if (rgb != null)
+       // return new Color(display, rgb);
+       // }
+       //
+       // return null;
+       // }
+       //
+       // private void repairRepresentation() {
+       // repairRepresentation(false);
+       // }
+       //
+       // private void repairRepresentation(boolean redrawAll) {
+       //
+       // if (fActiveRegion == null)
+       // return;
+       //
+       // ISourceViewer viewer = getSourceViewer();
+       // if (viewer != null) {
+       // resetCursor(viewer);
+       //
+       // int offset = fActiveRegion.getOffset();
+       // int length = fActiveRegion.getLength();
+       //
+       // // remove style
+       // if (!redrawAll && viewer instanceof ITextViewerExtension2)
+       // ((ITextViewerExtension2) viewer).invalidateTextPresentation(offset,
+       // length);
+       // else
+       // viewer.invalidateTextPresentation();
+       //
+       // // remove underline
+       // if (viewer instanceof ITextViewerExtension3) {
+       // ITextViewerExtension3 extension = (ITextViewerExtension3) viewer;
+       // offset = extension.modelOffset2WidgetOffset(offset);
+       // } else {
+       // offset -= viewer.getVisibleRegion().getOffset();
+       // }
+       //
+       // StyledText text = viewer.getTextWidget();
+       // try {
+       // text.redrawRange(offset, length, true);
+       // } catch (IllegalArgumentException x) {
+       // PHPeclipsePlugin.log(x);
+       // }
+       // }
+       //
+       // fActiveRegion = null;
+       // }
+       //
+       // // will eventually be replaced by a method provided by jdt.core
+       // private IRegion selectWord(IDocument document, int anchor) {
+       //
+       // try {
+       // int offset = anchor;
+       // char c;
+       //
+       // while (offset >= 0) {
+       // c = document.getChar(offset);
+       // if (!Scanner.isPHPIdentifierPart(c))
+       // break;
+       // --offset;
+       // }
+       //
+       // int start = offset;
+       //
+       // offset = anchor;
+       // int length = document.getLength();
+       //
+       // while (offset < length) {
+       // c = document.getChar(offset);
+       // if (!Scanner.isPHPIdentifierPart(c))
+       // break;
+       // ++offset;
+       // }
+       //
+       // int end = offset;
+       //
+       // if (start == end)
+       // return new Region(start, 0);
+       // else
+       // return new Region(start + 1, end - start - 1);
+       //
+       // } catch (BadLocationException x) {
+       // return null;
+       // }
+       // }
+       //
+       // IRegion getCurrentTextRegion(ISourceViewer viewer) {
+       //
+       // int offset = getCurrentTextOffset(viewer);
+       // if (offset == -1)
+       // return null;
+       //
+       // return null;
+       // // IJavaElement input= SelectionConverter.getInput(PHPEditor.this);
+       // // if (input == null)
+       // // return null;
+       // //
+       // // try {
+       // //
+       // // IJavaElement[] elements= null;
+       // // synchronized (input) {
+       // // elements= ((ICodeAssist) input).codeSelect(offset, 0);
+       // // }
+       // //
+       // // if (elements == null || elements.length == 0)
+       // // return null;
+       // //
+       // // return selectWord(viewer.getDocument(), offset);
+       // //
+       // // } catch (JavaModelException e) {
+       // // return null;
+       // // }
+       // }
+       //
+       // private int getCurrentTextOffset(ISourceViewer viewer) {
+       //
+       // try {
+       // StyledText text = viewer.getTextWidget();
+       // if (text == null || text.isDisposed())
+       // return -1;
+       //
+       // Display display = text.getDisplay();
+       // Point absolutePosition = display.getCursorLocation();
+       // Point relativePosition = text.toControl(absolutePosition);
+       //
+       // int widgetOffset = text.getOffsetAtLocation(relativePosition);
+       // if (viewer instanceof ITextViewerExtension3) {
+       // ITextViewerExtension3 extension = (ITextViewerExtension3) viewer;
+       // return extension.widgetOffset2ModelOffset(widgetOffset);
+       // } else {
+       // return widgetOffset + viewer.getVisibleRegion().getOffset();
+       // }
+       //
+       // } catch (IllegalArgumentException e) {
+       // return -1;
+       // }
+       // }
+       //
+       // private void highlightRegion(ISourceViewer viewer, IRegion region) {
+       //
+       // if (region.equals(fActiveRegion))
+       // return;
+       //
+       // repairRepresentation();
+       //
+       // StyledText text = viewer.getTextWidget();
+       // if (text == null || text.isDisposed())
+       // return;
+       //
+       // // highlight region
+       // int offset = 0;
+       // int length = 0;
+       //
+       // if (viewer instanceof ITextViewerExtension3) {
+       // ITextViewerExtension3 extension = (ITextViewerExtension3) viewer;
+       // IRegion widgetRange = extension.modelRange2WidgetRange(region);
+       // if (widgetRange == null)
+       // return;
+       //
+       // offset = widgetRange.getOffset();
+       // length = widgetRange.getLength();
+       //
+       // } else {
+       // offset = region.getOffset() - viewer.getVisibleRegion().getOffset();
+       // length = region.getLength();
+       // }
+       //
+       // StyleRange oldStyleRange = text.getStyleRangeAtOffset(offset);
+       // Color foregroundColor = fColor;
+       // Color backgroundColor = oldStyleRange == null ? text.getBackground() :
+       // oldStyleRange.background;
+       // StyleRange styleRange = new StyleRange(offset, length, foregroundColor,
+       // backgroundColor);
+       // text.setStyleRange(styleRange);
+       //
+       // // underline
+       // text.redrawRange(offset, length, true);
+       //
+       // fActiveRegion = region;
+       // }
+       //
+       // private void activateCursor(ISourceViewer viewer) {
+       // StyledText text = viewer.getTextWidget();
+       // if (text == null || text.isDisposed())
+       // return;
+       // Display display = text.getDisplay();
+       // if (fCursor == null)
+       // fCursor = new Cursor(display, SWT.CURSOR_HAND);
+       // text.setCursor(fCursor);
+       // }
+       //
+       // private void resetCursor(ISourceViewer viewer) {
+       // StyledText text = viewer.getTextWidget();
+       // if (text != null && !text.isDisposed())
+       // text.setCursor(null);
+       //
+       // if (fCursor != null) {
+       // fCursor.dispose();
+       // fCursor = null;
+       // }
+       // }
+       //
+       // /*
+       // * @see
+       // org.eclipse.swt.events.KeyListener#keyPressed(org.eclipse.swt.events.KeyEvent)
+       // */
+       // public void keyPressed(KeyEvent event) {
+       //
+       // if (fActive) {
+       // deactivate();
+       // return;
+       // }
+       //
+       // if (event.keyCode != fKeyModifierMask) {
+       // deactivate();
+       // return;
+       // }
+       //
+       // fActive = true;
+       //
+       // // removed for #25871
+       // //
+       // // ISourceViewer viewer= getSourceViewer();
+       // // if (viewer == null)
+       // // return;
+       // //
+       // // IRegion region= getCurrentTextRegion(viewer);
+       // // if (region == null)
+       // // return;
+       // //
+       // // highlightRegion(viewer, region);
+       // // activateCursor(viewer);
+       // }
+       //
+       // /*
+       // * @see
+       // org.eclipse.swt.events.KeyListener#keyReleased(org.eclipse.swt.events.KeyEvent)
+       // */
+       // public void keyReleased(KeyEvent event) {
+       //
+       // if (!fActive)
+       // return;
+       //
+       // deactivate();
+       // }
+       //
+       // /*
+       // * @see
+       // org.eclipse.swt.events.MouseListener#mouseDoubleClick(org.eclipse.swt.events.MouseEvent)
+       // */
+       // public void mouseDoubleClick(MouseEvent e) {
+       // }
+       //
+       // /*
+       // * @see
+       // org.eclipse.swt.events.MouseListener#mouseDown(org.eclipse.swt.events.MouseEvent)
+       // */
+       // public void mouseDown(MouseEvent event) {
+       //
+       // if (!fActive)
+       // return;
+       //
+       // if (event.stateMask != fKeyModifierMask) {
+       // deactivate();
+       // return;
+       // }
+       //
+       // if (event.button != 1) {
+       // deactivate();
+       // return;
+       // }
+       // }
+       //
+       // /*
+       // * @see
+       // org.eclipse.swt.events.MouseListener#mouseUp(org.eclipse.swt.events.MouseEvent)
+       // */
+       // public void mouseUp(MouseEvent e) {
+       //
+       // if (!fActive)
+       // return;
+       //
+       // if (e.button != 1) {
+       // deactivate();
+       // return;
+       // }
+       //
+       // boolean wasActive = fCursor != null;
+       //
+       // deactivate();
+       //
+       // if (wasActive) {
+       // IAction action = getAction("OpenEditor"); //$NON-NLS-1$
+       // if (action != null)
+       // action.run();
+       // }
+       // }
+       //
+       // /*
+       // * @see
+       // org.eclipse.swt.events.MouseMoveListener#mouseMove(org.eclipse.swt.events.MouseEvent)
+       // */
+       // public void mouseMove(MouseEvent event) {
+       //
+       // if (event.widget instanceof Control && !((Control)
+       // event.widget).isFocusControl()) {
+       // deactivate();
+       // return;
+       // }
+       //
+       // if (!fActive) {
+       // if (event.stateMask != fKeyModifierMask)
+       // return;
+       // // modifier was already pressed
+       // fActive = true;
+       // }
+       //
+       // ISourceViewer viewer = getSourceViewer();
+       // if (viewer == null) {
+       // deactivate();
+       // return;
+       // }
+       //
+       // StyledText text = viewer.getTextWidget();
+       // if (text == null || text.isDisposed()) {
+       // deactivate();
+       // return;
+       // }
+       //
+       // if ((event.stateMask & SWT.BUTTON1) != 0 && text.getSelectionCount() != 0)
+       // {
+       // deactivate();
+       // return;
+       // }
+       //
+       // IRegion region = getCurrentTextRegion(viewer);
+       // if (region == null || region.getLength() == 0) {
+       // repairRepresentation();
+       // return;
+       // }
+       //
+       // highlightRegion(viewer, region);
+       // activateCursor(viewer);
+       // }
+       //
+       // /*
+       // * @see
+       // org.eclipse.swt.events.FocusListener#focusGained(org.eclipse.swt.events.FocusEvent)
+       // */
+       // public void focusGained(FocusEvent e) {
+       // }
+       //
+       // /*
+       // * @see
+       // org.eclipse.swt.events.FocusListener#focusLost(org.eclipse.swt.events.FocusEvent)
+       // */
+       // public void focusLost(FocusEvent event) {
+       // deactivate();
+       // }
+       //
+       // /*
+       // * @see
+       // org.eclipse.jface.text.IDocumentListener#documentAboutToBeChanged(org.eclipse.jface.text.DocumentEvent)
+       // */
+       // public void documentAboutToBeChanged(DocumentEvent event) {
+       // if (fActive && fActiveRegion != null) {
+       // fRememberedPosition = new Position(fActiveRegion.getOffset(),
+       // fActiveRegion.getLength());
+       // try {
+       // event.getDocument().addPosition(fRememberedPosition);
+       // } catch (BadLocationException x) {
+       // fRememberedPosition = null;
+       // }
+       // }
+       // }
+       //
+       // /*
+       // * @see
+       // org.eclipse.jface.text.IDocumentListener#documentChanged(org.eclipse.jface.text.DocumentEvent)
+       // */
+       // public void documentChanged(DocumentEvent event) {
+       // if (fRememberedPosition != null && !fRememberedPosition.isDeleted()) {
+       // event.getDocument().removePosition(fRememberedPosition);
+       // fActiveRegion = new Region(fRememberedPosition.getOffset(),
+       // fRememberedPosition.getLength());
+       // }
+       // fRememberedPosition = null;
+       //
+       // ISourceViewer viewer = getSourceViewer();
+       // if (viewer != null) {
+       // StyledText widget = viewer.getTextWidget();
+       // if (widget != null && !widget.isDisposed()) {
+       // widget.getDisplay().asyncExec(new Runnable() {
+       // public void run() {
+       // deactivate();
+       // }
+       // });
+       // }
+       // }
+       // }
+       //
+       // /*
+       // * @see
+       // org.eclipse.jface.text.ITextInputListener#inputDocumentAboutToBeChanged(org.eclipse.jface.text.IDocument,
+       // * org.eclipse.jface.text.IDocument)
+       // */
+       // public void inputDocumentAboutToBeChanged(IDocument oldInput, IDocument
+       // newInput) {
+       // if (oldInput == null)
+       // return;
+       // deactivate();
+       // oldInput.removeDocumentListener(this);
+       // }
+       //
+       // /*
+       // * @see
+       // org.eclipse.jface.text.ITextInputListener#inputDocumentChanged(org.eclipse.jface.text.IDocument,
+       // * org.eclipse.jface.text.IDocument)
+       // */
+       // public void inputDocumentChanged(IDocument oldInput, IDocument newInput) {
+       // if (newInput == null)
+       // return;
+       // newInput.addDocumentListener(this);
+       // }
+       //
+       // /*
+       // * @see PaintListener#paintControl(PaintEvent)
+       // */
+       // public void paintControl(PaintEvent event) {
+       // if (fActiveRegion == null)
+       // return;
+       //
+       // ISourceViewer viewer = getSourceViewer();
+       // if (viewer == null)
+       // return;
+       //
+       // StyledText text = viewer.getTextWidget();
+       // if (text == null || text.isDisposed())
+       // return;
+       //
+       // int offset = 0;
+       // int length = 0;
+       //
+       // if (viewer instanceof ITextViewerExtension3) {
+       //
+       // ITextViewerExtension3 extension = (ITextViewerExtension3) viewer;
+       // IRegion widgetRange = extension.modelRange2WidgetRange(new Region(offset,
+       // length));
+       // if (widgetRange == null)
+       // return;
+       //
+       // offset = widgetRange.getOffset();
+       // length = widgetRange.getLength();
+       //
+       // } else {
+       //
+       // IRegion region = viewer.getVisibleRegion();
+       // if (!includes(region, fActiveRegion))
+       // return;
+       //
+       // offset = fActiveRegion.getOffset() - region.getOffset();
+       // length = fActiveRegion.getLength();
+       // }
+       //
+       // // support for bidi
+       // Point minLocation = getMinimumLocation(text, offset, length);
+       // Point maxLocation = getMaximumLocation(text, offset, length);
+       //
+       // int x1 = minLocation.x;
+       // int x2 = minLocation.x + maxLocation.x - minLocation.x - 1;
+       // int y = minLocation.y + text.getLineHeight() - 1;
+       //
+       // GC gc = event.gc;
+       // if (fColor != null && !fColor.isDisposed())
+       // gc.setForeground(fColor);
+       // gc.drawLine(x1, y, x2, y);
+       // }
+       //
+       // private boolean includes(IRegion region, IRegion position) {
+       // return position.getOffset() >= region.getOffset()
+       // && position.getOffset() + position.getLength() <= region.getOffset() +
+       // region.getLength();
+       // }
+       //
+       // private Point getMinimumLocation(StyledText text, int offset, int length) {
+       // Point minLocation = new Point(Integer.MAX_VALUE, Integer.MAX_VALUE);
+       //
+       // for (int i = 0; i <= length; i++) {
+       // Point location = text.getLocationAtOffset(offset + i);
+       //
+       // if (location.x < minLocation.x)
+       // minLocation.x = location.x;
+       // if (location.y < minLocation.y)
+       // minLocation.y = location.y;
+       // }
+       //
+       // return minLocation;
+       // }
+       //
+       // private Point getMaximumLocation(StyledText text, int offset, int length) {
+       // Point maxLocation = new Point(Integer.MIN_VALUE, Integer.MIN_VALUE);
+       //
+       // for (int i = 0; i <= length; i++) {
+       // Point location = text.getLocationAtOffset(offset + i);
+       //
+       // if (location.x > maxLocation.x)
+       // maxLocation.x = location.x;
+       // if (location.y > maxLocation.y)
+       // maxLocation.y = location.y;
+       // }
+       //
+       // return maxLocation;
+       // }
+       // };
+       /*
+        * Link mode.
+        */
+       class MouseClickListener implements KeyListener, MouseListener, MouseMoveListener, FocusListener, PaintListener,
+                       IPropertyChangeListener, IDocumentListener, ITextInputListener, ITextPresentationListener {
+
+               /** The session is active. */
+               private boolean fActive;
+
+               /** The currently active style range. */
+               private IRegion fActiveRegion;
+
+               /** The currently active style range as position. */
+               private Position fRememberedPosition;
+
+               /** The hand cursor. */
+               private Cursor fCursor;
+
+               /** The link color. */
+               private Color fColor;
+
+               /** The key modifier mask. */
+               private int fKeyModifierMask;
+
+               public void deactivate() {
+                       deactivate(false);
+               }
+
+               public void deactivate(boolean redrawAll) {
+                       if (!fActive)
+                               return;
+
+                       repairRepresentation(redrawAll);
+                       fActive = false;
+               }
+
+               public void install() {
+                       ISourceViewer sourceViewer = getSourceViewer();
+                       if (sourceViewer == null)
+                               return;
+
+                       StyledText text = sourceViewer.getTextWidget();
+                       if (text == null || text.isDisposed())
+                               return;
+
+                       updateColor(sourceViewer);
+
+                       sourceViewer.addTextInputListener(this);
+
+                       IDocument document = sourceViewer.getDocument();
+                       if (document != null)
+                               document.addDocumentListener(this);
+
+                       text.addKeyListener(this);
+                       text.addMouseListener(this);
+                       text.addMouseMoveListener(this);
+                       text.addFocusListener(this);
+                       text.addPaintListener(this);
+
+                       ((ITextViewerExtension4) sourceViewer).addTextPresentationListener(this);
+
+                       updateKeyModifierMask();
+
+                       IPreferenceStore preferenceStore = getPreferenceStore();
+                       preferenceStore.addPropertyChangeListener(this);
+               }
+
+               private void updateKeyModifierMask() {
+                       String modifiers = getPreferenceStore().getString(BROWSER_LIKE_LINKS_KEY_MODIFIER);
+                       fKeyModifierMask = computeStateMask(modifiers);
+                       if (fKeyModifierMask == -1) {
+                               // Fall back to stored state mask
+                               fKeyModifierMask = getPreferenceStore().getInt(BROWSER_LIKE_LINKS_KEY_MODIFIER_MASK);
+                       }
+               }
+
+               private int computeStateMask(String modifiers) {
+                       if (modifiers == null)
+                               return -1;
+
+                       if (modifiers.length() == 0)
+                               return SWT.NONE;
+
+                       int stateMask = 0;
+                       StringTokenizer modifierTokenizer = new StringTokenizer(modifiers, ",;.:+-* "); //$NON-NLS-1$
+                       while (modifierTokenizer.hasMoreTokens()) {
+                               int modifier = EditorUtility.findLocalizedModifier(modifierTokenizer.nextToken());
+                               if (modifier == 0 || (stateMask & modifier) == modifier)
+                                       return -1;
+                               stateMask = stateMask | modifier;
+                       }
+                       return stateMask;
+               }
+
+               public void uninstall() {
+
+                       if (fColor != null) {
+                               fColor.dispose();
+                               fColor = null;
+                       }
+
+                       if (fCursor != null) {
+                               fCursor.dispose();
+                               fCursor = null;
+                       }
+
+                       ISourceViewer sourceViewer = getSourceViewer();
+                       if (sourceViewer != null)
+                               sourceViewer.removeTextInputListener(this);
+
+                       IDocumentProvider documentProvider = getDocumentProvider();
+                       if (documentProvider != null) {
+                               IDocument document = documentProvider.getDocument(getEditorInput());
+                               if (document != null)
+                                       document.removeDocumentListener(this);
+                       }
+
+                       IPreferenceStore preferenceStore = getPreferenceStore();
+                       if (preferenceStore != null)
+                               preferenceStore.removePropertyChangeListener(this);
+
+                       if (sourceViewer == null)
+                               return;
+
+                       StyledText text = sourceViewer.getTextWidget();
+                       if (text == null || text.isDisposed())
+                               return;
+
+                       text.removeKeyListener(this);
+                       text.removeMouseListener(this);
+                       text.removeMouseMoveListener(this);
+                       text.removeFocusListener(this);
+                       text.removePaintListener(this);
+
+                       ((ITextViewerExtension4) sourceViewer).removeTextPresentationListener(this);
+               }
+
+               /*
+                * @see IPropertyChangeListener#propertyChange(PropertyChangeEvent)
+                */
+               public void propertyChange(PropertyChangeEvent event) {
+                       if (event.getProperty().equals(PHPEditor.LINK_COLOR)) {
+                               ISourceViewer viewer = getSourceViewer();
+                               if (viewer != null)
+                                       updateColor(viewer);
+                       } else if (event.getProperty().equals(BROWSER_LIKE_LINKS_KEY_MODIFIER)) {
+                               updateKeyModifierMask();
+                       }
+               }
+
+               private void updateColor(ISourceViewer viewer) {
+                       if (fColor != null)
+                               fColor.dispose();
+
+                       StyledText text = viewer.getTextWidget();
+                       if (text == null || text.isDisposed())
+                               return;
+
+                       Display display = text.getDisplay();
+                       fColor = createColor(getPreferenceStore(), PHPEditor.LINK_COLOR, display);
+               }
+
+               /**
+                * Creates a color from the information stored in the given preference
+                * store.
+                *
+                * @param store
+                *          the preference store
+                * @param key
+                *          the key
+                * @param display
+                *          the display
+                * @return the color or <code>null</code> if there is no such information
+                *         available
+                */
+               private Color createColor(IPreferenceStore store, String key, Display display) {
+
+                       RGB rgb = null;
+
+                       if (store.contains(key)) {
+
+                               if (store.isDefault(key))
+                                       rgb = PreferenceConverter.getDefaultColor(store, key);
+                               else
+                                       rgb = PreferenceConverter.getColor(store, key);
+
+                               if (rgb != null)
+                                       return new Color(display, rgb);
+                       }
+
+                       return null;
+               }
+
+               private void repairRepresentation() {
+                       repairRepresentation(false);
+               }
+
+               private void repairRepresentation(boolean redrawAll) {
+
+                       if (fActiveRegion == null)
+                               return;
+
+                       int offset = fActiveRegion.getOffset();
+                       int length = fActiveRegion.getLength();
+                       fActiveRegion = null;
+
+                       ISourceViewer viewer = getSourceViewer();
+                       if (viewer != null) {
+
+                               resetCursor(viewer);
+
+                               // Invalidate ==> remove applied text presentation
+                               if (!redrawAll && viewer instanceof ITextViewerExtension2)
+                                       ((ITextViewerExtension2) viewer).invalidateTextPresentation(offset, length);
+                               else
+                                       viewer.invalidateTextPresentation();
+
+                               // Remove underline
+                               if (viewer instanceof ITextViewerExtension5) {
+                                       ITextViewerExtension5 extension = (ITextViewerExtension5) viewer;
+                                       offset = extension.modelOffset2WidgetOffset(offset);
+                               } else {
+                                       offset -= viewer.getVisibleRegion().getOffset();
+                               }
+                               try {
+                                       StyledText text = viewer.getTextWidget();
+
+                                       text.redrawRange(offset, length, false);
+                               } catch (IllegalArgumentException x) {
+                                       // JavaPlugin.log(x);
+                               }
+                       }
+               }
+
+               // will eventually be replaced by a method provided by jdt.core
+               private IRegion selectWord(IDocument document, int anchor) {
+
+                       try {
+                               int offset = anchor;
+                               char c;
+
+                               while (offset >= 0) {
+                                       c = document.getChar(offset);
+                                       if (!Scanner.isPHPIdentifierPart(c) && c != '$')
+                                               break;
+                                       --offset;
+                               }
+
+                               int start = offset;
+
+                               offset = anchor;
+                               int length = document.getLength();
+
+                               while (offset < length) {
+                                       c = document.getChar(offset);
+                                       if (!Scanner.isPHPIdentifierPart(c) && c != '$')
+                                               break;
+                                       ++offset;
+                               }
+
+                               int end = offset;
+
+                               if (start == end)
+                                       return new Region(start, 0);
+                               else
+                                       return new Region(start + 1, end - start - 1);
+
+                       } catch (BadLocationException x) {
+                               return null;
+                       }
+               }
+
+               IRegion getCurrentTextRegion(ISourceViewer viewer) {
+
+                       int offset = getCurrentTextOffset(viewer);
+                       if (offset == -1)
+                               return null;
+
+                       IJavaElement input = SelectionConverter.getInput(PHPEditor.this);
+                       if (input == null)
+                               return null;
+
+                       // try {
+
+                       // IJavaElement[] elements= null;
+                       // synchronized (input) {
+                       // elements= ((ICodeAssist) input).codeSelect(offset, 0);
+                       // }
+                       //
+                       // if (elements == null || elements.length == 0)
+                       // return null;
+
+                       return selectWord(viewer.getDocument(), offset);
+
+                       // } catch (JavaModelException e) {
+                       // return null;
+                       // }
+               }
+
+               private int getCurrentTextOffset(ISourceViewer viewer) {
+
+                       try {
+                               StyledText text = viewer.getTextWidget();
+                               if (text == null || text.isDisposed())
+                                       return -1;
+
+                               Display display = text.getDisplay();
+                               Point absolutePosition = display.getCursorLocation();
+                               Point relativePosition = text.toControl(absolutePosition);
+
+                               int widgetOffset = text.getOffsetAtLocation(relativePosition);
+                               if (viewer instanceof ITextViewerExtension5) {
+                                       ITextViewerExtension5 extension = (ITextViewerExtension5) viewer;
+                                       return extension.widgetOffset2ModelOffset(widgetOffset);
+                               } else {
+                                       return widgetOffset + viewer.getVisibleRegion().getOffset();
+                               }
+
+                       } catch (IllegalArgumentException e) {
+                               return -1;
+                       }
+               }
+
+               public void applyTextPresentation(TextPresentation textPresentation) {
+                       if (fActiveRegion == null)
+                               return;
+                       IRegion region = textPresentation.getExtent();
+                       if (fActiveRegion.getOffset() + fActiveRegion.getLength() >= region.getOffset()
+                                       && region.getOffset() + region.getLength() > fActiveRegion.getOffset())
+                               textPresentation.mergeStyleRange(new StyleRange(fActiveRegion.getOffset(), fActiveRegion.getLength(), fColor, null));
+               }
+
+               private void highlightRegion(ISourceViewer viewer, IRegion region) {
+
+                       if (region.equals(fActiveRegion))
+                               return;
+
+                       repairRepresentation();
+
+                       StyledText text = viewer.getTextWidget();
+                       if (text == null || text.isDisposed())
+                               return;
+
+                       // Underline
+                       int offset = 0;
+                       int length = 0;
+                       if (viewer instanceof ITextViewerExtension5) {
+                               ITextViewerExtension5 extension = (ITextViewerExtension5) viewer;
+                               IRegion widgetRange = extension.modelRange2WidgetRange(region);
+                               if (widgetRange == null)
+                                       return;
+
+                               offset = widgetRange.getOffset();
+                               length = widgetRange.getLength();
+
+                       } else {
+                               offset = region.getOffset() - viewer.getVisibleRegion().getOffset();
+                               length = region.getLength();
+                       }
+                       text.redrawRange(offset, length, false);
+
+                       // Invalidate region ==> apply text presentation
+                       fActiveRegion = region;
+                       if (viewer instanceof ITextViewerExtension2)
+                               ((ITextViewerExtension2) viewer).invalidateTextPresentation(region.getOffset(), region.getLength());
+                       else
+                               viewer.invalidateTextPresentation();
+               }
+
+               private void activateCursor(ISourceViewer viewer) {
+                       StyledText text = viewer.getTextWidget();
+                       if (text == null || text.isDisposed())
+                               return;
+                       Display display = text.getDisplay();
+                       if (fCursor == null)
+                               fCursor = new Cursor(display, SWT.CURSOR_HAND);
+                       text.setCursor(fCursor);
+               }
+
+               private void resetCursor(ISourceViewer viewer) {
+                       StyledText text = viewer.getTextWidget();
+                       if (text != null && !text.isDisposed())
+                               text.setCursor(null);
+
+                       if (fCursor != null) {
+                               fCursor.dispose();
+                               fCursor = null;
+                       }
+               }
+
+               /*
+                * @see org.eclipse.swt.events.KeyListener#keyPressed(org.eclipse.swt.events.KeyEvent)
+                */
+               public void keyPressed(KeyEvent event) {
+
+                       if (fActive) {
+                               deactivate();
+                               return;
+                       }
+
+                       if (event.keyCode != fKeyModifierMask) {
+                               deactivate();
+                               return;
+                       }
+
+                       fActive = true;
+
+                       // removed for #25871
+                       //
+                       // ISourceViewer viewer= getSourceViewer();
+                       // if (viewer == null)
+                       // return;
+                       //
+                       // IRegion region= getCurrentTextRegion(viewer);
+                       // if (region == null)
+                       // return;
+                       //
+                       // highlightRegion(viewer, region);
+                       // activateCursor(viewer);
+               }
+
+               /*
+                * @see org.eclipse.swt.events.KeyListener#keyReleased(org.eclipse.swt.events.KeyEvent)
+                */
+               public void keyReleased(KeyEvent event) {
+
+                       if (!fActive)
+                               return;
+
+                       deactivate();
+               }
+
+               /*
+                * @see org.eclipse.swt.events.MouseListener#mouseDoubleClick(org.eclipse.swt.events.MouseEvent)
+                */
+               public void mouseDoubleClick(MouseEvent e) {
+               }
+
+               /*
+                * @see org.eclipse.swt.events.MouseListener#mouseDown(org.eclipse.swt.events.MouseEvent)
+                */
+               public void mouseDown(MouseEvent event) {
+
+                       if (!fActive)
+                               return;
+
+                       if (event.stateMask != fKeyModifierMask) {
+                               deactivate();
+                               return;
+                       }
+
+                       if (event.button != 1) {
+                               deactivate();
+                               return;
+                       }
+               }
+
+               /*
+                * @see org.eclipse.swt.events.MouseListener#mouseUp(org.eclipse.swt.events.MouseEvent)
+                */
+               public void mouseUp(MouseEvent e) {
+
+                       if (!fActive)
+                               return;
+
+                       if (e.button != 1) {
+                               deactivate();
+                               return;
+                       }
+
+                       boolean wasActive = fCursor != null;
+
+                       deactivate();
+
+                       if (wasActive) {
+                               IAction action = getAction("OpenEditor"); //$NON-NLS-1$
+                               if (action != null)
+                                       action.run();
+                       }
+               }
+
+               /*
+                * @see org.eclipse.swt.events.MouseMoveListener#mouseMove(org.eclipse.swt.events.MouseEvent)
+                */
+               public void mouseMove(MouseEvent event) {
+
+                       if (event.widget instanceof Control && !((Control) event.widget).isFocusControl()) {
+                               deactivate();
+                               return;
+                       }
+
+                       if (!fActive) {
+                               if (event.stateMask != fKeyModifierMask)
+                                       return;
+                               // modifier was already pressed
+                               fActive = true;
+                       }
+
+                       ISourceViewer viewer = getSourceViewer();
+                       if (viewer == null) {
+                               deactivate();
+                               return;
+                       }
+
+                       StyledText text = viewer.getTextWidget();
+                       if (text == null || text.isDisposed()) {
+                               deactivate();
+                               return;
+                       }
+
+                       if ((event.stateMask & SWT.BUTTON1) != 0 && text.getSelectionCount() != 0) {
+                               deactivate();
+                               return;
+                       }
+
+                       IRegion region = getCurrentTextRegion(viewer);
+                       if (region == null || region.getLength() == 0) {
+                               repairRepresentation();
+                               return;
+                       }
+
+                       highlightRegion(viewer, region);
+                       activateCursor(viewer);
+               }
+
+               /*
+                * @see org.eclipse.swt.events.FocusListener#focusGained(org.eclipse.swt.events.FocusEvent)
+                */
+               public void focusGained(FocusEvent e) {
+               }
+
+               /*
+                * @see org.eclipse.swt.events.FocusListener#focusLost(org.eclipse.swt.events.FocusEvent)
+                */
+               public void focusLost(FocusEvent event) {
+                       deactivate();
+               }
+
+               /*
+                * @see org.eclipse.jface.text.IDocumentListener#documentAboutToBeChanged(org.eclipse.jface.text.DocumentEvent)
+                */
+               public void documentAboutToBeChanged(DocumentEvent event) {
+                       if (fActive && fActiveRegion != null) {
+                               fRememberedPosition = new Position(fActiveRegion.getOffset(), fActiveRegion.getLength());
+                               try {
+                                       event.getDocument().addPosition(fRememberedPosition);
+                               } catch (BadLocationException x) {
+                                       fRememberedPosition = null;
+                               }
+                       }
+               }
+
+               /*
+                * @see org.eclipse.jface.text.IDocumentListener#documentChanged(org.eclipse.jface.text.DocumentEvent)
+                */
+               public void documentChanged(DocumentEvent event) {
+                       if (fRememberedPosition != null) {
+                               if (!fRememberedPosition.isDeleted()) {
+
+                                       event.getDocument().removePosition(fRememberedPosition);
+                                       fActiveRegion = new Region(fRememberedPosition.getOffset(), fRememberedPosition.getLength());
+                                       fRememberedPosition = null;
+
+                                       ISourceViewer viewer = getSourceViewer();
+                                       if (viewer != null) {
+                                               StyledText widget = viewer.getTextWidget();
+                                               if (widget != null && !widget.isDisposed()) {
+                                                       widget.getDisplay().asyncExec(new Runnable() {
+                                                               public void run() {
+                                                                       deactivate();
+                                                               }
+                                                       });
+                                               }
+                                       }
+
+                               } else {
+                                       fActiveRegion = null;
+                                       fRememberedPosition = null;
+                                       deactivate();
+                               }
+                       }
+               }
+
+               /*
+                * @see org.eclipse.jface.text.ITextInputListener#inputDocumentAboutToBeChanged(org.eclipse.jface.text.IDocument,
+                *      org.eclipse.jface.text.IDocument)
+                */
+               public void inputDocumentAboutToBeChanged(IDocument oldInput, IDocument newInput) {
+                       if (oldInput == null)
+                               return;
+                       deactivate();
+                       oldInput.removeDocumentListener(this);
+               }
+
+               /*
+                * @see org.eclipse.jface.text.ITextInputListener#inputDocumentChanged(org.eclipse.jface.text.IDocument,
+                *      org.eclipse.jface.text.IDocument)
+                */
+               public void inputDocumentChanged(IDocument oldInput, IDocument newInput) {
+                       if (newInput == null)
+                               return;
+                       newInput.addDocumentListener(this);
+               }
+
+               /*
+                * @see PaintListener#paintControl(PaintEvent)
+                */
+               public void paintControl(PaintEvent event) {
+                       if (fActiveRegion == null)
+                               return;
+
+                       ISourceViewer viewer = getSourceViewer();
+                       if (viewer == null)
+                               return;
+
+                       StyledText text = viewer.getTextWidget();
+                       if (text == null || text.isDisposed())
+                               return;
+
+                       int offset = 0;
+                       int length = 0;
+
+                       if (viewer instanceof ITextViewerExtension5) {
+
+                               ITextViewerExtension5 extension = (ITextViewerExtension5) viewer;
+                               IRegion widgetRange = extension.modelRange2WidgetRange(fActiveRegion);
+                               if (widgetRange == null)
+                                       return;
+
+                               offset = widgetRange.getOffset();
+                               length = widgetRange.getLength();
+
+                       } else {
+
+                               IRegion region = viewer.getVisibleRegion();
+                               if (!includes(region, fActiveRegion))
+                                       return;
+
+                               offset = fActiveRegion.getOffset() - region.getOffset();
+                               length = fActiveRegion.getLength();
+                       }
+
+                       // support for bidi
+                       Point minLocation = getMinimumLocation(text, offset, length);
+                       Point maxLocation = getMaximumLocation(text, offset, length);
+
+                       int x1 = minLocation.x;
+                       int x2 = minLocation.x + maxLocation.x - minLocation.x - 1;
+                       int y = minLocation.y + text.getLineHeight() - 1;
+
+                       GC gc = event.gc;
+                       if (fColor != null && !fColor.isDisposed())
+                               gc.setForeground(fColor);
+                       gc.drawLine(x1, y, x2, y);
+               }
+
+               private boolean includes(IRegion region, IRegion position) {
+                       return position.getOffset() >= region.getOffset()
+                                       && position.getOffset() + position.getLength() <= region.getOffset() + region.getLength();
+               }
+
+               private Point getMinimumLocation(StyledText text, int offset, int length) {
+                       Point minLocation = new Point(Integer.MAX_VALUE, Integer.MAX_VALUE);
+
+                       for (int i = 0; i <= length; i++) {
+                               Point location = text.getLocationAtOffset(offset + i);
+
+                               if (location.x < minLocation.x)
+                                       minLocation.x = location.x;
+                               if (location.y < minLocation.y)
+                                       minLocation.y = location.y;
+                       }
+
+                       return minLocation;
+               }
+
+               private Point getMaximumLocation(StyledText text, int offset, int length) {
+                       Point maxLocation = new Point(Integer.MIN_VALUE, Integer.MIN_VALUE);
+
+                       for (int i = 0; i <= length; i++) {
+                               Point location = text.getLocationAtOffset(offset + i);
+
+                               if (location.x > maxLocation.x)
+                                       maxLocation.x = location.x;
+                               if (location.y > maxLocation.y)
+                                       maxLocation.y = location.y;
+                       }
+
+                       return maxLocation;
+               }
+       }
+
+       /**
+        * This action dispatches into two behaviours: If there is no current text
+        * hover, the javadoc is displayed using information presenter. If there is a
+        * current text hover, it is converted into a information presenter in order
+        * to make it sticky.
+        */
+       class InformationDispatchAction extends TextEditorAction {
+
+               /** The wrapped text operation action. */
+               private final TextOperationAction fTextOperationAction;
+
+               /**
+                * Creates a dispatch action.
+                */
+               public InformationDispatchAction(ResourceBundle resourceBundle, String prefix, final TextOperationAction textOperationAction) {
+                       super(resourceBundle, prefix, PHPEditor.this);
+                       if (textOperationAction == null)
+                               throw new IllegalArgumentException();
+                       fTextOperationAction = textOperationAction;
+               }
+
+               /*
+                * @see org.eclipse.jface.action.IAction#run()
+                */
+               public void run() {
+
+                       ISourceViewer sourceViewer = getSourceViewer();
+                       if (sourceViewer == null) {
+                               fTextOperationAction.run();
+                               return;
+                       }
+
+                       if (!(sourceViewer instanceof ITextViewerExtension2)) {
+                               fTextOperationAction.run();
+                               return;
+                       }
+
+                       ITextViewerExtension2 textViewerExtension2 = (ITextViewerExtension2) sourceViewer;
+
+                       // does a text hover exist?
+                       ITextHover textHover = textViewerExtension2.getCurrentTextHover();
+                       if (textHover == null) {
+                               fTextOperationAction.run();
+                               return;
+                       }
+
+                       Point hoverEventLocation = textViewerExtension2.getHoverEventLocation();
+                       int offset = computeOffsetAtLocation(sourceViewer, hoverEventLocation.x, hoverEventLocation.y);
+                       if (offset == -1) {
+                               fTextOperationAction.run();
+                               return;
+                       }
+
+                       try {
+                               // get the text hover content
+                               IDocument document = sourceViewer.getDocument();
+                               String contentType = document.getContentType(offset);
+
+                               final IRegion hoverRegion = textHover.getHoverRegion(sourceViewer, offset);
+                               if (hoverRegion == null)
+                                       return;
+
+                               final String hoverInfo = textHover.getHoverInfo(sourceViewer, hoverRegion);
+
+                               // with information provider
+                               IInformationProvider informationProvider = new IInformationProvider() {
+                                       /*
+                                        * @see org.eclipse.jface.text.information.IInformationProvider#getSubject(org.eclipse.jface.text.ITextViewer,
+                                        *      int)
+                                        */
+                                       public IRegion getSubject(ITextViewer textViewer, int offset) {
+                                               return hoverRegion;
+                                       }
+
+                                       /*
+                                        * @see org.eclipse.jface.text.information.IInformationProvider#getInformation(org.eclipse.jface.text.ITextViewer,
+                                        *      org.eclipse.jface.text.IRegion)
+                                        */
+                                       public String getInformation(ITextViewer textViewer, IRegion subject) {
+                                               return hoverInfo;
+                                       }
+                               };
+
+                               fInformationPresenter.setOffset(offset);
+                               fInformationPresenter.setInformationProvider(informationProvider, contentType);
+                               fInformationPresenter.showInformation();
+
+                       } catch (BadLocationException e) {
+                       }
+               }
+
+               // modified version from TextViewer
+               private int computeOffsetAtLocation(ITextViewer textViewer, int x, int y) {
+
+                       StyledText styledText = textViewer.getTextWidget();
+                       IDocument document = textViewer.getDocument();
+
+                       if (document == null)
+                               return -1;
+
+                       try {
+                               int widgetLocation = styledText.getOffsetAtLocation(new Point(x, y));
+                               if (textViewer instanceof ITextViewerExtension5) {
+                                       ITextViewerExtension5 extension = (ITextViewerExtension5) textViewer;
+                                       return extension.widgetOffset2ModelOffset(widgetLocation);
+                               } else {
+                                       IRegion visibleRegion = textViewer.getVisibleRegion();
+                                       return widgetLocation + visibleRegion.getOffset();
+                               }
+                       } catch (IllegalArgumentException e) {
+                               return -1;
+                       }
+
+               }
+       };
+
+       /**
+        * This action implements smart home.
+        *
+        * Instead of going to the start of a line it does the following: - if smart
+        * home/end is enabled and the caret is after the line's first non-whitespace
+        * then the caret is moved directly before it, taking JavaDoc and multi-line
+        * comments into account. - if the caret is before the line's first
+        * non-whitespace the caret is moved to the beginning of the line - if the
+        * caret is at the beginning of the line see first case.
+        *
+        * @since 3.0
+        */
+       protected class SmartLineStartAction extends LineStartAction {
+
+               /**
+                * Creates a new smart line start action
+                *
+                * @param textWidget
+                *          the styled text widget
+                * @param doSelect
+                *          a boolean flag which tells if the text up to the beginning of
+                *          the line should be selected
+                */
+               public SmartLineStartAction(final StyledText textWidget, final boolean doSelect) {
+                       super(textWidget, doSelect);
+               }
+
+               /*
+                * @see org.eclipse.ui.texteditor.AbstractTextEditor.LineStartAction#getLineStartPosition(java.lang.String,
+                *      int, java.lang.String)
+                */
+               protected int getLineStartPosition(final IDocument document, final String line, final int length, final int offset) {
+
+                       String type = IDocument.DEFAULT_CONTENT_TYPE;
+                       try {
+                               type = TextUtilities.getContentType(document, IPHPPartitions.PHP_PARTITIONING, offset, true);
+                       } catch (BadLocationException exception) {
+                               // Should not happen
+                       }
+
+                       int index = super.getLineStartPosition(document, line, length, offset);
+                       if (type.equals(IPHPPartitions.PHP_PHPDOC_COMMENT) || type.equals(IPHPPartitions.PHP_MULTILINE_COMMENT)) {
+                               if (index < length - 1 && line.charAt(index) == '*' && line.charAt(index + 1) != '/') {
+                                       do {
+                                               ++index;
+                                       } while (index < length && Character.isWhitespace(line.charAt(index)));
+                               }
+                       } else {
+                               if (index < length - 1 && line.charAt(index) == '/' && line.charAt(index + 1) == '/') {
+                                       index++;
+                                       do {
+                                               ++index;
+                                       } while (index < length && Character.isWhitespace(line.charAt(index)));
+                               }
+                       }
+                       return index;
+               }
+       }
+
+       /**
+        * Text navigation action to navigate to the next sub-word.
+        *
+        * @since 3.0
+        */
+       protected abstract class NextSubWordAction extends TextNavigationAction {
+
+               protected JavaWordIterator fIterator = new JavaWordIterator();
+
+               /**
+                * Creates a new next sub-word action.
+                *
+                * @param code
+                *          Action code for the default operation. Must be an action code
+                *          from
+                * @see org.eclipse.swt.custom.ST.
+                */
+               protected NextSubWordAction(int code) {
+                       super(getSourceViewer().getTextWidget(), code);
+               }
+
+               /*
+                * @see org.eclipse.jface.action.IAction#run()
+                */
+               public void run() {
+                       // Check whether we are in a java code partition and the preference is
+                       // enabled
+                       final IPreferenceStore store = getPreferenceStore();
+                       if (!store.getBoolean(PreferenceConstants.EDITOR_SUB_WORD_NAVIGATION)) {
+                               super.run();
+                               return;
+                       }
+
+                       final ISourceViewer viewer = getSourceViewer();
+                       final IDocument document = viewer.getDocument();
+                       fIterator.setText((CharacterIterator) new DocumentCharacterIterator(document));
+                       int position = widgetOffset2ModelOffset(viewer, viewer.getTextWidget().getCaretOffset());
+                       if (position == -1)
+                               return;
+
+                       int next = findNextPosition(position);
+                       if (next != BreakIterator.DONE) {
+                               setCaretPosition(next);
+                               getTextWidget().showSelection();
+                               fireSelectionChanged();
+                       }
+
+               }
+
+               /**
+                * Finds the next position after the given position.
+                *
+                * @param position
+                *          the current position
+                * @return the next position
+                */
+               protected int findNextPosition(int position) {
+                       ISourceViewer viewer = getSourceViewer();
+                       int widget = -1;
+                       while (position != BreakIterator.DONE && widget == -1) { // TODO:
+                               // optimize
+                               position = fIterator.following(position);
+                               if (position != BreakIterator.DONE)
+                                       widget = modelOffset2WidgetOffset(viewer, position);
+                       }
+                       return position;
+               }
+
+               /**
+                * Sets the caret position to the sub-word boundary given with
+                * <code>position</code>.
+                *
+                * @param position
+                *          Position where the action should move the caret
+                */
+               protected abstract void setCaretPosition(int position);
+       }
+
+       /**
+        * Text navigation action to navigate to the next sub-word.
+        *
+        * @since 3.0
+        */
+       protected class NavigateNextSubWordAction extends NextSubWordAction {
+
+               /**
+                * Creates a new navigate next sub-word action.
+                */
+               public NavigateNextSubWordAction() {
+                       super(ST.WORD_NEXT);
+               }
+
+               /*
+                * @see net.sourceforge.phpdt.internal.ui.javaeditor.JavaEditor.NextSubWordAction#setCaretPosition(int)
+                */
+               protected void setCaretPosition(final int position) {
+                       getTextWidget().setCaretOffset(modelOffset2WidgetOffset(getSourceViewer(), position));
+               }
+       }
+
+       /**
+        * Text operation action to delete the next sub-word.
+        *
+        * @since 3.0
+        */
+       protected class DeleteNextSubWordAction extends NextSubWordAction implements IUpdate {
+
+               /**
+                * Creates a new delete next sub-word action.
+                */
+               public DeleteNextSubWordAction() {
+                       super(ST.DELETE_WORD_NEXT);
+               }
+
+               /*
+                * @see net.sourceforge.phpdt.internal.ui.javaeditor.JavaEditor.NextSubWordAction#setCaretPosition(int)
+                */
+               protected void setCaretPosition(final int position) {
+                       if (!validateEditorInputState())
+                               return;
+
+                       final ISourceViewer viewer = getSourceViewer();
+                       final int caret = widgetOffset2ModelOffset(viewer, viewer.getTextWidget().getCaretOffset());
+
+                       try {
+                               viewer.getDocument().replace(caret, position - caret, ""); //$NON-NLS-1$
+                       } catch (BadLocationException exception) {
+                               // Should not happen
+                       }
+               }
+
+               /*
+                * @see net.sourceforge.phpdt.internal.ui.javaeditor.JavaEditor.NextSubWordAction#findNextPosition(int)
+                */
+               protected int findNextPosition(int position) {
+                       return fIterator.following(position);
+               }
+
+               /*
+                * @see org.eclipse.ui.texteditor.IUpdate#update()
+                */
+               public void update() {
+                       setEnabled(isEditorInputModifiable());
+               }
+       }
+
+       /**
+        * Text operation action to select the next sub-word.
+        *
+        * @since 3.0
+        */
+       protected class SelectNextSubWordAction extends NextSubWordAction {
+
+               /**
+                * Creates a new select next sub-word action.
+                */
+               public SelectNextSubWordAction() {
+                       super(ST.SELECT_WORD_NEXT);
+               }
+
+               /*
+                * @see net.sourceforge.phpdt.internal.ui.javaeditor.JavaEditor.NextSubWordAction#setCaretPosition(int)
+                */
+               protected void setCaretPosition(final int position) {
+                       final ISourceViewer viewer = getSourceViewer();
+
+                       final StyledText text = viewer.getTextWidget();
+                       if (text != null && !text.isDisposed()) {
+
+                               final Point selection = text.getSelection();
+                               final int caret = text.getCaretOffset();
+                               final int offset = modelOffset2WidgetOffset(viewer, position);
+
+                               if (caret == selection.x)
+                                       text.setSelectionRange(selection.y, offset - selection.y);
+                               else
+                                       text.setSelectionRange(selection.x, offset - selection.x);
+                       }
+               }
+       }
+
+       /**
+        * Text navigation action to navigate to the previous sub-word.
+        *
+        * @since 3.0
+        */
+       protected abstract class PreviousSubWordAction extends TextNavigationAction {
+
+               protected JavaWordIterator fIterator = new JavaWordIterator();
+
+               /**
+                * Creates a new previous sub-word action.
+                *
+                * @param code
+                *          Action code for the default operation. Must be an action code
+                *          from
+                * @see org.eclipse.swt.custom.ST.
+                */
+               protected PreviousSubWordAction(final int code) {
+                       super(getSourceViewer().getTextWidget(), code);
+               }
+
+               /*
+                * @see org.eclipse.jface.action.IAction#run()
+                */
+               public void run() {
+                       // Check whether we are in a java code partition and the preference is
+                       // enabled
+                       final IPreferenceStore store = getPreferenceStore();
+                       if (!store.getBoolean(PreferenceConstants.EDITOR_SUB_WORD_NAVIGATION)) {
+                               super.run();
+                               return;
+                       }
+
+                       final ISourceViewer viewer = getSourceViewer();
+                       final IDocument document = viewer.getDocument();
+                       fIterator.setText((CharacterIterator) new DocumentCharacterIterator(document));
+                       int position = widgetOffset2ModelOffset(viewer, viewer.getTextWidget().getCaretOffset());
+                       if (position == -1)
+                               return;
+
+                       int previous = findPreviousPosition(position);
+                       if (previous != BreakIterator.DONE) {
+                               setCaretPosition(previous);
+                               getTextWidget().showSelection();
+                               fireSelectionChanged();
+                       }
+
+               }
+
+               /**
+                * Finds the previous position before the given position.
+                *
+                * @param position
+                *          the current position
+                * @return the previous position
+                */
+               protected int findPreviousPosition(int position) {
+                       ISourceViewer viewer = getSourceViewer();
+                       int widget = -1;
+                       while (position != BreakIterator.DONE && widget == -1) { // TODO:
+                               // optimize
+                               position = fIterator.preceding(position);
+                               if (position != BreakIterator.DONE)
+                                       widget = modelOffset2WidgetOffset(viewer, position);
+                       }
+                       return position;
+               }
+
+               /**
+                * Sets the caret position to the sub-word boundary given with
+                * <code>position</code>.
+                *
+                * @param position
+                *          Position where the action should move the caret
+                */
+               protected abstract void setCaretPosition(int position);
+       }
+
+       /**
+        * Text navigation action to navigate to the previous sub-word.
+        *
+        * @since 3.0
+        */
+       protected class NavigatePreviousSubWordAction extends PreviousSubWordAction {
+
+               /**
+                * Creates a new navigate previous sub-word action.
+                */
+               public NavigatePreviousSubWordAction() {
+                       super(ST.WORD_PREVIOUS);
+               }
+
+               /*
+                * @see net.sourceforge.phpdt.internal.ui.javaeditor.JavaEditor.PreviousSubWordAction#setCaretPosition(int)
+                */
+               protected void setCaretPosition(final int position) {
+                       getTextWidget().setCaretOffset(modelOffset2WidgetOffset(getSourceViewer(), position));
+               }
+       }
+
+       /**
+        * Text operation action to delete the previous sub-word.
+        *
+        * @since 3.0
+        */
+       protected class DeletePreviousSubWordAction extends PreviousSubWordAction implements IUpdate {
+
+               /**
+                * Creates a new delete previous sub-word action.
+                */
+               public DeletePreviousSubWordAction() {
+                       super(ST.DELETE_WORD_PREVIOUS);
+               }
+
+               /*
+                * @see net.sourceforge.phpdt.internal.ui.javaeditor.JavaEditor.PreviousSubWordAction#setCaretPosition(int)
+                */
+               protected void setCaretPosition(final int position) {
+                       if (!validateEditorInputState())
+                               return;
+
+                       final ISourceViewer viewer = getSourceViewer();
+                       final int caret = widgetOffset2ModelOffset(viewer, viewer.getTextWidget().getCaretOffset());
+
+                       try {
+                               viewer.getDocument().replace(position, caret - position, ""); //$NON-NLS-1$
+                       } catch (BadLocationException exception) {
+                               // Should not happen
+                       }
+               }
+
+               /*
+                * @see net.sourceforge.phpdt.internal.ui.javaeditor.JavaEditor.PreviousSubWordAction#findPreviousPosition(int)
+                */
+               protected int findPreviousPosition(int position) {
+                       return fIterator.preceding(position);
+               }
+
+               /*
+                * @see org.eclipse.ui.texteditor.IUpdate#update()
+                */
+               public void update() {
+                       setEnabled(isEditorInputModifiable());
+               }
+       }
+
+       /**
+        * Text operation action to select the previous sub-word.
+        *
+        * @since 3.0
+        */
+       protected class SelectPreviousSubWordAction extends PreviousSubWordAction {
+
+               /**
+                * Creates a new select previous sub-word action.
+                */
+               public SelectPreviousSubWordAction() {
+                       super(ST.SELECT_WORD_PREVIOUS);
+               }
+
+               /*
+                * @see net.sourceforge.phpdt.internal.ui.javaeditor.JavaEditor.PreviousSubWordAction#setCaretPosition(int)
+                */
+               protected void setCaretPosition(final int position) {
+                       final ISourceViewer viewer = getSourceViewer();
+
+                       final StyledText text = viewer.getTextWidget();
+                       if (text != null && !text.isDisposed()) {
+
+                               final Point selection = text.getSelection();
+                               final int caret = text.getCaretOffset();
+                               final int offset = modelOffset2WidgetOffset(viewer, position);
+
+                               if (caret == selection.x)
+                                       text.setSelectionRange(selection.y, offset - selection.y);
+                               else
+                                       text.setSelectionRange(selection.x, offset - selection.x);
+                       }
+               }
+       }
+
+       // static protected class AnnotationAccess implements IAnnotationAccess {
+       // /*
+       // * @see
+       // org.eclipse.jface.text.source.IAnnotationAccess#getType(org.eclipse.jface.text.source.Annotation)
+       // */
+       // public Object getType(Annotation annotation) {
+       // if (annotation instanceof IJavaAnnotation) {
+       // IJavaAnnotation javaAnnotation = (IJavaAnnotation) annotation;
+       // // if (javaAnnotation.isRelevant())
+       // // return javaAnnotation.getAnnotationType();
+       // }
+       // return null;
+       // }
+       //
+       // /*
+       // * @see
+       // org.eclipse.jface.text.source.IAnnotationAccess#isMultiLine(org.eclipse.jface.text.source.Annotation)
+       // */
+       // public boolean isMultiLine(Annotation annotation) {
+       // return true;
+       // }
+       //
+       // /*
+       // * @see
+       // org.eclipse.jface.text.source.IAnnotationAccess#isTemporary(org.eclipse.jface.text.source.Annotation)
+       // */
+       // public boolean isTemporary(Annotation annotation) {
+       // if (annotation instanceof IJavaAnnotation) {
+       // IJavaAnnotation javaAnnotation = (IJavaAnnotation) annotation;
+       // if (javaAnnotation.isRelevant())
+       // return javaAnnotation.isTemporary();
+       // }
+       // return false;
+       // }
+       // };
+
+       private class PropertyChangeListener implements org.eclipse.core.runtime.Preferences.IPropertyChangeListener {
+               /*
+                * @see IPropertyChangeListener#propertyChange(PropertyChangeEvent)
+                */
+               public void propertyChange(org.eclipse.core.runtime.Preferences.PropertyChangeEvent event) {
+                       handlePreferencePropertyChanged(event);
+               }
+       };
+
+       /**
+        * Finds and marks occurrence annotations.
+        *
+        * @since 3.0
+        */
+       class OccurrencesFinderJob extends Job {
+
+               private IDocument fDocument;
+
+               private ISelection fSelection;
+
+               private ISelectionValidator fPostSelectionValidator;
+
+               private boolean fCanceled = false;
+
+               private IProgressMonitor fProgressMonitor;
+
+               private Position[] fPositions;
+
+               public OccurrencesFinderJob(IDocument document, Position[] positions, ISelection selection) {
+                       super(PHPEditorMessages.JavaEditor_markOccurrences_job_name);
+                       fDocument = document;
+                       fSelection = selection;
+                       fPositions = positions;
+
+                       if (getSelectionProvider() instanceof ISelectionValidator)
+                               fPostSelectionValidator = (ISelectionValidator) getSelectionProvider();
+               }
+
+               // cannot use cancel() because it is declared final
+               void doCancel() {
+                       fCanceled = true;
+                       cancel();
+               }
+
+               private boolean isCanceled() {
+                       return fCanceled || fProgressMonitor.isCanceled() || fPostSelectionValidator != null
+                                       && !(fPostSelectionValidator.isValid(fSelection) || fForcedMarkOccurrencesSelection == fSelection)
+                                       || LinkedModeModel.hasInstalledModel(fDocument);
+               }
+
+               /*
+                * @see Job#run(org.eclipse.core.runtime.IProgressMonitor)
+                */
+               public IStatus run(IProgressMonitor progressMonitor) {
+
+                       fProgressMonitor = progressMonitor;
+
+                       if (isCanceled())
+                               return Status.CANCEL_STATUS;
+
+                       ITextViewer textViewer = getViewer();
+                       if (textViewer == null)
+                               return Status.CANCEL_STATUS;
+
+                       IDocument document = textViewer.getDocument();
+                       if (document == null)
+                               return Status.CANCEL_STATUS;
+
+                       IDocumentProvider documentProvider = getDocumentProvider();
+                       if (documentProvider == null)
+                               return Status.CANCEL_STATUS;
+
+                       IAnnotationModel annotationModel = documentProvider.getAnnotationModel(getEditorInput());
+                       if (annotationModel == null)
+                               return Status.CANCEL_STATUS;
+
+                       // Add occurrence annotations
+                       int length = fPositions.length;
+                       Map annotationMap = new HashMap(length);
+                       for (int i = 0; i < length; i++) {
+
+                               if (isCanceled())
+                                       return Status.CANCEL_STATUS;
+
+                               String message;
+                               Position position = fPositions[i];
+
+                               // Create & add annotation
+                               try {
+                                       message = document.get(position.offset, position.length);
+                               } catch (BadLocationException ex) {
+                                       // Skip this match
+                                       continue;
+                               }
+                               annotationMap.put(new Annotation("net.sourceforge.phpdt.ui.occurrences", false, message), //$NON-NLS-1$
+                                               position);
+                       }
+
+                       if (isCanceled())
+                               return Status.CANCEL_STATUS;
+
+                       synchronized (getLockObject(annotationModel)) {
+                               if (annotationModel instanceof IAnnotationModelExtension) {
+                                       ((IAnnotationModelExtension) annotationModel).replaceAnnotations(fOccurrenceAnnotations, annotationMap);
+                               } else {
+                                       removeOccurrenceAnnotations();
+                                       Iterator iter = annotationMap.entrySet().iterator();
+                                       while (iter.hasNext()) {
+                                               Map.Entry mapEntry = (Map.Entry) iter.next();
+                                               annotationModel.addAnnotation((Annotation) mapEntry.getKey(), (Position) mapEntry.getValue());
+                                       }
+                               }
+                               fOccurrenceAnnotations = (Annotation[]) annotationMap.keySet().toArray(new Annotation[annotationMap.keySet().size()]);
+                       }
+
+                       return Status.OK_STATUS;
+               }
+       }
+
+       /**
+        * Cancels the occurrences finder job upon document changes.
+        *
+        * @since 3.0
+        */
+       class OccurrencesFinderJobCanceler implements IDocumentListener, ITextInputListener {
+
+               public void install() {
+                       ISourceViewer sourceViewer = getSourceViewer();
+                       if (sourceViewer == null)
+                               return;
+
+                       StyledText text = sourceViewer.getTextWidget();
+                       if (text == null || text.isDisposed())
+                               return;
+
+                       sourceViewer.addTextInputListener(this);
+
+                       IDocument document = sourceViewer.getDocument();
+                       if (document != null)
+                               document.addDocumentListener(this);
+               }
+
+               public void uninstall() {
+                       ISourceViewer sourceViewer = getSourceViewer();
+                       if (sourceViewer != null)
+                               sourceViewer.removeTextInputListener(this);
+
+                       IDocumentProvider documentProvider = getDocumentProvider();
+                       if (documentProvider != null) {
+                               IDocument document = documentProvider.getDocument(getEditorInput());
+                               if (document != null)
+                                       document.removeDocumentListener(this);
+                       }
+               }
+
+               /*
+                * @see org.eclipse.jface.text.IDocumentListener#documentAboutToBeChanged(org.eclipse.jface.text.DocumentEvent)
+                */
+               public void documentAboutToBeChanged(DocumentEvent event) {
+                       if (fOccurrencesFinderJob != null)
+                               fOccurrencesFinderJob.doCancel();
+               }
+
+               /*
+                * @see org.eclipse.jface.text.IDocumentListener#documentChanged(org.eclipse.jface.text.DocumentEvent)
+                */
+               public void documentChanged(DocumentEvent event) {
+               }
+
+               /*
+                * @see org.eclipse.jface.text.ITextInputListener#inputDocumentAboutToBeChanged(org.eclipse.jface.text.IDocument,
+                *      org.eclipse.jface.text.IDocument)
+                */
+               public void inputDocumentAboutToBeChanged(IDocument oldInput, IDocument newInput) {
+                       if (oldInput == null)
+                               return;
+
+                       oldInput.removeDocumentListener(this);
+               }
+
+               /*
+                * @see org.eclipse.jface.text.ITextInputListener#inputDocumentChanged(org.eclipse.jface.text.IDocument,
+                *      org.eclipse.jface.text.IDocument)
+                */
+               public void inputDocumentChanged(IDocument oldInput, IDocument newInput) {
+                       if (newInput == null)
+                               return;
+                       newInput.addDocumentListener(this);
+               }
+       }
+
+       /**
+        * Internal activation listener.
+        *
+        * @since 3.0
+        */
+       private class ActivationListener implements IWindowListener {
+
+               /*
+                * @see org.eclipse.ui.IWindowListener#windowActivated(org.eclipse.ui.IWorkbenchWindow)
+                * @since 3.1
+                */
+               public void windowActivated(IWorkbenchWindow window) {
+                       if (window == getEditorSite().getWorkbenchWindow() && fMarkOccurrenceAnnotations && isActivePart()) {
+                               fForcedMarkOccurrencesSelection = getSelectionProvider().getSelection();
+                               SelectionListenerWithASTManager.getDefault().forceSelectionChange(PHPEditor.this,
+                                               (ITextSelection) fForcedMarkOccurrencesSelection);
+                       }
+               }
+
+               /*
+                * @see org.eclipse.ui.IWindowListener#windowDeactivated(org.eclipse.ui.IWorkbenchWindow)
+                * @since 3.1
+                */
+               public void windowDeactivated(IWorkbenchWindow window) {
+                       if (window == getEditorSite().getWorkbenchWindow() && fMarkOccurrenceAnnotations && isActivePart())
+                               removeOccurrenceAnnotations();
+               }
+
+               /*
+                * @see org.eclipse.ui.IWindowListener#windowClosed(org.eclipse.ui.IWorkbenchWindow)
+                * @since 3.1
+                */
+               public void windowClosed(IWorkbenchWindow window) {
+               }
+
+               /*
+                * @see org.eclipse.ui.IWindowListener#windowOpened(org.eclipse.ui.IWorkbenchWindow)
+                * @since 3.1
+                */
+               public void windowOpened(IWorkbenchWindow window) {
+               }
+       }
+
+       /**
+        * Updates the selection in the editor's widget with the selection of the
+        * outline page.
+        */
+       class OutlineSelectionChangedListener extends AbstractSelectionChangedListener {
+               public void selectionChanged(SelectionChangedEvent event) {
+                       doSelectionChanged(event);
+               }
+       }
+
+       /**
+        * The internal shell activation listener for updating occurrences.
+        *
+        * @since 3.0
+        */
+       private ActivationListener fActivationListener = new ActivationListener();
+
+       private ISelectionListenerWithAST fPostSelectionListenerWithAST;
+
+       private OccurrencesFinderJob fOccurrencesFinderJob;
+
+       /** The occurrences finder job canceler */
+       private OccurrencesFinderJobCanceler fOccurrencesFinderJobCanceler;
+
+       /**
+        * Holds the current occurrence annotations.
+        *
+        * @since 3.0
+        */
+       private Annotation[] fOccurrenceAnnotations = null;
+
+       /**
+        * Tells whether all occurrences of the element at the current caret location
+        * are automatically marked in this editor.
+        *
+        * @since 3.0
+        */
+       private boolean fMarkOccurrenceAnnotations;
+
+       /**
+        * The selection used when forcing occurrence marking through code.
+        *
+        * @since 3.0
+        */
+       private ISelection fForcedMarkOccurrencesSelection;
+
+       /**
+        * The document modification stamp at the time when the last occurrence
+        * marking took place.
+        *
+        * @since 3.1
+        */
+       private long fMarkOccurrenceModificationStamp = IDocumentExtension4.UNKNOWN_MODIFICATION_STAMP;
+
+       /**
+        * The region of the word under the caret used to when computing the current
+        * occurrence markings.
+        *
+        * @since 3.1
+        */
+       private IRegion fMarkOccurrenceTargetRegion;
+
+       /**
+        * Tells whether the occurrence annotations are sticky i.e. whether they stay
+        * even if there's no valid Java element at the current caret position. Only
+        * valid if {@link #fMarkOccurrenceAnnotations} is <code>true</code>.
+        *
+        * @since 3.0
+        */
+       private boolean fStickyOccurrenceAnnotations;
+
+       /** Preference key for showing the line number ruler */
+       // private final static String LINE_NUMBER_RULER =
+       // PreferenceConstants.EDITOR_LINE_NUMBER_RULER;
+       /** Preference key for the foreground color of the line numbers */
+       // private final static String LINE_NUMBER_COLOR =
+       // PreferenceConstants.EDITOR_LINE_NUMBER_RULER_COLOR;
+       /** Preference key for the link color */
+       private final static String LINK_COLOR = PreferenceConstants.EDITOR_LINK_COLOR;
+
+       /** Preference key for compiler task tags */
+       private final static String COMPILER_TASK_TAGS = JavaCore.COMPILER_TASK_TAGS;
+
+       // protected PHPActionGroup fActionGroups;
+       // /** The outline page */
+       // private AbstractContentOutlinePage fOutlinePage;
+       /** The outline page */
+       protected JavaOutlinePage fOutlinePage;
+
+       /** Outliner context menu Id */
+       protected String fOutlinerContextMenuId;
+
+       /**
+        * Indicates whether this editor should react on outline page selection
+        * changes
+        */
+       private int fIgnoreOutlinePageSelection;
+
+       /** The outline page selection updater */
+       // private OutlinePageSelectionUpdater fUpdater;
+       // protected PHPSyntaxParserThread fValidationThread = null;
+       // private IPreferenceStore fPHPPrefStore;
+       /** The selection changed listener */
+       // protected ISelectionChangedListener fSelectionChangedListener = new
+       // SelectionChangedListener();
+       /**
+        * The editor selection changed listener.
+        *
+        * @since 3.0
+        */
+       private EditorSelectionChangedListener fEditorSelectionChangedListener;
+
+       /** The selection changed listener */
+       protected AbstractSelectionChangedListener fOutlineSelectionChangedListener = new OutlineSelectionChangedListener();
+
+       /** The editor's bracket matcher */
+       private PHPPairMatcher fBracketMatcher = new PHPPairMatcher(BRACKETS);
+
+       /** The line number ruler column */
+       // private LineNumberRulerColumn fLineNumberRulerColumn;
+       /** This editor's encoding support */
+       private DefaultEncodingSupport fEncodingSupport;
+
+       /** The mouse listener */
+       private MouseClickListener fMouseListener;
+
+       /**
+        * Indicates whether this editor is about to update any annotation views.
+        *
+        * @since 3.0
+        */
+       private boolean fIsUpdatingAnnotationViews = false;
+
+       /**
+        * The marker that served as last target for a goto marker request.
+        *
+        * @since 3.0
+        */
+       private IMarker fLastMarkerTarget = null;
+
+       protected CompositeActionGroup fActionGroups;
+
+       protected CompositeActionGroup fContextMenuGroup;
+
+       /**
+        * This editor's projection support
+        *
+        * @since 3.0
+        */
+       private ProjectionSupport fProjectionSupport;
+
+       /**
+        * This editor's projection model updater
+        *
+        * @since 3.0
+        */
+       private IJavaFoldingStructureProvider fProjectionModelUpdater;
+
+       /**
+        * The override and implements indicator manager for this editor.
+        *
+        * @since 3.0
+        */
+       // protected OverrideIndicatorManager fOverrideIndicatorManager;
+       /**
+        * The action group for folding.
+        *
+        * @since 3.0
+        */
+       private FoldingActionGroup fFoldingGroup;
+
+       /** The information presenter. */
+       private InformationPresenter fInformationPresenter;
+
+       /** The annotation access */
+       // protected IAnnotationAccess fAnnotationAccess = new AnnotationAccess();
+       /** The overview ruler */
+       protected OverviewRuler isOverviewRulerVisible;
+
+       /** The source viewer decoration support */
+       // protected SourceViewerDecorationSupport fSourceViewerDecorationSupport;
+       /** The overview ruler */
+       // protected OverviewRuler fOverviewRuler;
+       /** The preference property change listener for java core. */
+       private org.eclipse.core.runtime.Preferences.IPropertyChangeListener fPropertyChangeListener = new PropertyChangeListener();
+
+       /**
+        * Returns the most narrow java element including the given offset
+        *
+        * @param offset
+        *          the offset inside of the requested element
+        */
+       abstract protected IJavaElement getElementAt(int offset);
+
+       /**
+        * Returns the java element of this editor's input corresponding to the given
+        * IJavaElement
+        */
+       abstract protected IJavaElement getCorrespondingElement(IJavaElement element);
+
+       /**
+        * Sets the input of the editor's outline page.
+        */
+       abstract protected void setOutlinePageInput(JavaOutlinePage page, IEditorInput input);
+
+       /**
+        * Default constructor.
+        */
+       public PHPEditor() {
+               super();
+       }
+
+       /*
+        * @see org.eclipse.ui.texteditor.AbstractDecoratedTextEditor#initializeKeyBindingScopes()
+        */
+       protected void initializeKeyBindingScopes() {
+               setKeyBindingScopes(new String[] { "net.sourceforge.phpdt.ui.phpEditorScope" }); //$NON-NLS-1$
+       }
+
+       /*
+        * @see org.eclipse.ui.texteditor.AbstractDecoratedTextEditor#initializeEditor()
+        */
+       protected void initializeEditor() {
+               // jsurfer old code
+               // JavaTextTools textTools =
+               // PHPeclipsePlugin.getDefault().getJavaTextTools();
+               // setSourceViewerConfiguration(new PHPSourceViewerConfiguration(textTools,
+               // this, IPHPPartitions.PHP_PARTITIONING)); //,
+               // IJavaPartitions.JAVA_PARTITIONING));
+               IPreferenceStore store = createCombinedPreferenceStore(null);
+               setPreferenceStore(store);
+               JavaTextTools textTools = PHPeclipsePlugin.getDefault().getJavaTextTools();
+               setSourceViewerConfiguration(new PHPSourceViewerConfiguration(textTools.getColorManager(), store, this,
+                               IPHPPartitions.PHP_PARTITIONING));
+
+               // TODO changed in 3.x ?
+               // setRangeIndicator(new DefaultRangeIndicator());
+               // if
+               // (PreferenceConstants.getPreferenceStore().getBoolean(PreferenceConstants.EDITOR_SYNC_OUTLINE_ON_CURSOR_MOVE))
+               // fUpdater = new OutlinePageSelectionUpdater();
+               // jsurfer end
+
+               // IPreferenceStore store= createCombinedPreferenceStore(null);
+               // setPreferenceStore(store);
+               // JavaTextTools textTools=
+               // PHPeclipsePlugin.getDefault().getJavaTextTools();
+               // setSourceViewerConfiguration(new
+               // JavaSourceViewerConfiguration(textTools.getColorManager(), store,
+               // this, IJavaPartitions.JAVA_PARTITIONING));
+               fMarkOccurrenceAnnotations = store.getBoolean(PreferenceConstants.EDITOR_MARK_OCCURRENCES);
+               fStickyOccurrenceAnnotations = store.getBoolean(PreferenceConstants.EDITOR_STICKY_OCCURRENCES);
+               // fMarkTypeOccurrences=
+               // store.getBoolean(PreferenceConstants.EDITOR_MARK_TYPE_OCCURRENCES);
+               // fMarkMethodOccurrences=
+               // store.getBoolean(PreferenceConstants.EDITOR_MARK_METHOD_OCCURRENCES);
+               // fMarkConstantOccurrences=
+               // store.getBoolean(PreferenceConstants.EDITOR_MARK_CONSTANT_OCCURRENCES);
+               // fMarkFieldOccurrences=
+               // store.getBoolean(PreferenceConstants.EDITOR_MARK_FIELD_OCCURRENCES);
+               // fMarkLocalVariableypeOccurrences=
+               // store.getBoolean(PreferenceConstants.EDITOR_MARK_LOCAL_VARIABLE_OCCURRENCES);
+               // fMarkExceptions=
+               // store.getBoolean(PreferenceConstants.EDITOR_MARK_EXCEPTION_OCCURRENCES);
+               // fMarkImplementors=
+               // store.getBoolean(PreferenceConstants.EDITOR_MARK_IMPLEMENTORS);
+               // fMarkMethodExitPoints=
+               // store.getBoolean(PreferenceConstants.EDITOR_MARK_METHOD_EXIT_POINTS);
+
+       }
+
+       /*
+        * @see org.eclipse.ui.texteditor.AbstractTextEditor#updatePropertyDependentActions()
+        */
+       protected void updatePropertyDependentActions() {
+               super.updatePropertyDependentActions();
+               if (fEncodingSupport != null)
+                       fEncodingSupport.reset();
+       }
+
+       /*
+        * Update the hovering behavior depending on the preferences.
+        */
+       private void updateHoverBehavior() {
+               SourceViewerConfiguration configuration = getSourceViewerConfiguration();
+               String[] types = configuration.getConfiguredContentTypes(getSourceViewer());
+
+               for (int i = 0; i < types.length; i++) {
+
+                       String t = types[i];
+
+                       int[] stateMasks = configuration.getConfiguredTextHoverStateMasks(getSourceViewer(), t);
+
+                       ISourceViewer sourceViewer = getSourceViewer();
+                       if (sourceViewer instanceof ITextViewerExtension2) {
+                               if (stateMasks != null) {
+                                       for (int j = 0; j < stateMasks.length; j++) {
+                                               int stateMask = stateMasks[j];
+                                               ITextHover textHover = configuration.getTextHover(sourceViewer, t, stateMask);
+                                               ((ITextViewerExtension2) sourceViewer).setTextHover(textHover, t, stateMask);
+                                       }
+                               } else {
+                                       ITextHover textHover = configuration.getTextHover(sourceViewer, t);
+                                       ((ITextViewerExtension2) sourceViewer).setTextHover(textHover, t, ITextViewerExtension2.DEFAULT_HOVER_STATE_MASK);
+                               }
+                       } else
+                               sourceViewer.setTextHover(configuration.getTextHover(sourceViewer, t), t);
+               }
+       }
+
+       public void updatedTitleImage(Image image) {
+               setTitleImage(image);
+       }
+
+       /*
+        * @see net.sourceforge.phpdt.internal.ui.viewsupport.IViewPartInputProvider#getViewPartInput()
+        */
+       public Object getViewPartInput() {
+               return getEditorInput().getAdapter(IResource.class);
+       }
+
+       /*
+        * @see org.eclipse.ui.texteditor.AbstractTextEditor#doSetSelection(ISelection)
+        */
+       protected void doSetSelection(ISelection selection) {
+               super.doSetSelection(selection);
+               synchronizeOutlinePageSelection();
+       }
+
+       boolean isFoldingEnabled() {
+               return PHPeclipsePlugin.getDefault().getPreferenceStore().getBoolean(PreferenceConstants.EDITOR_FOLDING_ENABLED);
+       }
+
+       /*
+        * @see org.eclipse.ui.IWorkbenchPart#createPartControl(org.eclipse.swt.
+        *      widgets.Composite)
+        */
+       public void createPartControl(Composite parent) {
+               super.createPartControl(parent);
+
+               // fSourceViewerDecorationSupport.install(getPreferenceStore());
+
+               ProjectionViewer projectionViewer = (ProjectionViewer) getSourceViewer();
+
+               fProjectionSupport = new ProjectionSupport(projectionViewer, getAnnotationAccess(), getSharedColors());
+               fProjectionSupport.addSummarizableAnnotationType("org.eclipse.ui.workbench.texteditor.error"); //$NON-NLS-1$
+               fProjectionSupport.addSummarizableAnnotationType("org.eclipse.ui.workbench.texteditor.warning"); //$NON-NLS-1$
+               fProjectionSupport.setHoverControlCreator(new IInformationControlCreator() {
+                       public IInformationControl createInformationControl(Shell shell) {
+                               return new CustomSourceInformationControl(shell, IDocument.DEFAULT_CONTENT_TYPE);
+                       }
+               });
+               fProjectionSupport.install();
+
+               fProjectionModelUpdater = PHPeclipsePlugin.getDefault().getFoldingStructureProviderRegistry().getCurrentFoldingProvider();
+               if (fProjectionModelUpdater != null)
+                       fProjectionModelUpdater.install(this, projectionViewer);
+
+               if (isFoldingEnabled())
+                       projectionViewer.doOperation(ProjectionViewer.TOGGLE);
+               Preferences preferences = PHPeclipsePlugin.getDefault().getPluginPreferences();
+               preferences.addPropertyChangeListener(fPropertyChangeListener);
+
+               IInformationControlCreator informationControlCreator = new IInformationControlCreator() {
+                       public IInformationControl createInformationControl(Shell parent) {
+                               boolean cutDown = false;
+                               int style = cutDown ? SWT.NONE : (SWT.V_SCROLL | SWT.H_SCROLL);
+                               return new DefaultInformationControl(parent, SWT.RESIZE, style, new HTMLTextPresenter(cutDown));
+                       }
+               };
+
+               fInformationPresenter = new InformationPresenter(informationControlCreator);
+               fInformationPresenter.setSizeConstraints(60, 10, true, true);
+               fInformationPresenter.install(getSourceViewer());
+
+               fEditorSelectionChangedListener = new EditorSelectionChangedListener();
+               fEditorSelectionChangedListener.install(getSelectionProvider());
+
+               if (isBrowserLikeLinks())
+                       enableBrowserLikeLinks();
+
+               if (PreferenceConstants.getPreferenceStore().getBoolean(PreferenceConstants.EDITOR_DISABLE_OVERWRITE_MODE))
+                       enableOverwriteMode(false);
+
+               if (fMarkOccurrenceAnnotations)
+                       installOccurrencesFinder();
+
+               PlatformUI.getWorkbench().addWindowListener(fActivationListener);
+
+               setWordWrap();
+       }
+
+       private void setWordWrap() {
+               if (getSourceViewer() != null) {
+                       getSourceViewer().getTextWidget().setWordWrap(
+                                       PHPeclipsePlugin.getDefault().getPreferenceStore().getBoolean(PreferenceConstants.EDITOR_WRAP_WORDS));
+               }
+       }
+
+       protected void configureSourceViewerDecorationSupport(SourceViewerDecorationSupport support) {
+
+               support.setCharacterPairMatcher(fBracketMatcher);
+               support.setMatchingCharacterPainterPreferenceKeys(MATCHING_BRACKETS, MATCHING_BRACKETS_COLOR);
+
+               super.configureSourceViewerDecorationSupport(support);
+       }
+
+       /*
+        * @see org.eclipse.ui.texteditor.AbstractTextEditor#gotoMarker(org.eclipse.core.resources.IMarker)
+        */
+       public void gotoMarker(IMarker marker) {
+               fLastMarkerTarget = marker;
+               if (!fIsUpdatingAnnotationViews) {
+                       super.gotoMarker(marker);
+               }
+       }
+
+       /**
+        * Jumps to the next enabled annotation according to the given direction. An
+        * annotation type is enabled if it is configured to be in the Next/Previous
+        * tool bar drop down menu and if it is checked.
+        *
+        * @param forward
+        *          <code>true</code> if search direction is forward,
+        *          <code>false</code> if backward
+        */
+       public Annotation gotoAnnotation(boolean forward) {
+               ITextSelection selection = (ITextSelection) getSelectionProvider().getSelection();
+               Position position = new Position(0, 0);
+               Annotation annotation=null;
+               if (false /* delayed - see bug 18316 */) {
+                       annotation=getNextAnnotation(selection.getOffset(), selection.getLength(), forward, position);
+                       selectAndReveal(position.getOffset(), position.getLength());
+               } else /* no delay - see bug 18316 */{
+                       annotation = getNextAnnotation(selection.getOffset(), selection.getLength(), forward, position);
+                       setStatusLineErrorMessage(null);
+                       setStatusLineMessage(null);
+                       if (annotation != null) {
+                               updateAnnotationViews(annotation);
+                               selectAndReveal(position.getOffset(), position.getLength());
+                               setStatusLineMessage(annotation.getText());
+                       }
+               }
+               return annotation;
+       }
+
+       /**
+        * Returns the lock object for the given annotation model.
+        *
+        * @param annotationModel
+        *          the annotation model
+        * @return the annotation model's lock object
+        * @since 3.0
+        */
+       private Object getLockObject(IAnnotationModel annotationModel) {
+               if (annotationModel instanceof ISynchronizable)
+                       return ((ISynchronizable) annotationModel).getLockObject();
+               else
+                       return annotationModel;
+       }
+
+       /**
+        * Updates the annotation views that show the given annotation.
+        *
+        * @param annotation
+        *          the annotation
+        */
+       private void updateAnnotationViews(Annotation annotation) {
+               IMarker marker = null;
+               if (annotation instanceof MarkerAnnotation)
+                       marker = ((MarkerAnnotation) annotation).getMarker();
+               else if (annotation instanceof IJavaAnnotation) {
+                       Iterator e = ((IJavaAnnotation) annotation).getOverlaidIterator();
+                       if (e != null) {
+                               while (e.hasNext()) {
+                                       Object o = e.next();
+                                       if (o instanceof MarkerAnnotation) {
+                                               marker = ((MarkerAnnotation) o).getMarker();
+                                               break;
+                                       }
+                               }
+                       }
+               }
+
+               if (marker != null && !marker.equals(fLastMarkerTarget)) {
+                       try {
+                               boolean isProblem = marker.isSubtypeOf(IMarker.PROBLEM);
+                               IWorkbenchPage page = getSite().getPage();
+                               IViewPart view = page.findView(isProblem ? IPageLayout.ID_PROBLEM_VIEW : IPageLayout.ID_TASK_LIST); //$NON-NLS-1$  //$NON-NLS-2$
+                               if (view != null) {
+                                       Method method = view.getClass().getMethod("setSelection", new Class[] { IStructuredSelection.class, boolean.class }); //$NON-NLS-1$
+                                       method.invoke(view, new Object[] { new StructuredSelection(marker), Boolean.TRUE });
+                               }
+                       } catch (CoreException x) {
+                       } catch (NoSuchMethodException x) {
+                       } catch (IllegalAccessException x) {
+                       } catch (InvocationTargetException x) {
+                       }
+                       // ignore exceptions, don't update any of the lists, just set status line
+               }
+       }
+
+       /**
+        * Returns this document's complete text.
+        *
+        * @return the document's complete text
+        */
+       public String get() {
+               IDocument doc = this.getDocumentProvider().getDocument(this.getEditorInput());
+               return doc.get();
+       }
+
+       /**
+        * Sets the outliner's context menu ID.
+        */
+       protected void setOutlinerContextMenuId(String menuId) {
+               fOutlinerContextMenuId = menuId;
+       }
+
+       /**
+        * Returns the standard action group of this editor.
+        */
+       protected ActionGroup getActionGroup() {
+               return fActionGroups;
+       }
+
+       // public JavaOutlinePage getfOutlinePage() {
+       // return fOutlinePage;
+       // }
+
+       /**
+        * The <code>PHPEditor</code> implementation of this
+        * <code>AbstractTextEditor</code> method extend the actions to add those
+        * specific to the receiver
+        */
+       protected void createActions() {
+               super.createActions();
+
+               ActionGroup oeg, ovg, jsg, sg;
+               fActionGroups = new CompositeActionGroup(new ActionGroup[] { oeg = new OpenEditorActionGroup(this),
+               // sg= new ShowActionGroup(this),
+                               // ovg= new OpenViewActionGroup(this),
+                               // jsg= new JavaSearchActionGroup(this)
+                               });
+               fContextMenuGroup = new CompositeActionGroup(new ActionGroup[] { oeg });
+               // , ovg, sg, jsg});
+
+               fFoldingGroup = new FoldingActionGroup(this, getViewer());
+
+               // ResourceAction resAction = new
+               // TextOperationAction(PHPEditorMessages.getResourceBundle(),
+               // "ShowJavaDoc.", this, ISourceViewer.INFORMATION, true); //$NON-NLS-1$
+               // resAction = new
+               // InformationDispatchAction(PHPEditorMessages.getResourceBundle(),
+               // "ShowJavaDoc.", (TextOperationAction) resAction); //$NON-NLS-1$
+               // resAction.setActionDefinitionId(net.sourceforge.phpdt.ui.actions.PHPEditorActionDefinitionIds.SHOW_JAVADOC);
+               // setAction("ShowJavaDoc", resAction); //$NON-NLS-1$
+
+               // WorkbenchHelp.setHelp(resAction,
+               // IJavaHelpContextIds.SHOW_JAVADOC_ACTION);
+
+               Action action = new GotoMatchingBracketAction(this);
+               action.setActionDefinitionId(PHPEditorActionDefinitionIds.GOTO_MATCHING_BRACKET);
+               setAction(GotoMatchingBracketAction.GOTO_MATCHING_BRACKET, action);
+
+               // action= new
+               // TextOperationAction(PHPEditorMessages.getResourceBundle(),"ShowOutline.",
+               // this, JavaSourceViewer.SHOW_OUTLINE, true); //$NON-NLS-1$
+               // action.setActionDefinitionId(PHPEditorActionDefinitionIds.SHOW_OUTLINE);
+               // setAction(PHPEditorActionDefinitionIds.SHOW_OUTLINE, action);
+               // // WorkbenchHelp.setHelp(action,
+               // IJavaHelpContextIds.SHOW_OUTLINE_ACTION);
+               //
+               // action= new
+               // TextOperationAction(PHPEditorMessages.getResourceBundle(),"OpenStructure.",
+               // this, JavaSourceViewer.OPEN_STRUCTURE, true); //$NON-NLS-1$
+               // action.setActionDefinitionId(PHPEditorActionDefinitionIds.SHOW_OUTLINE.OPEN_STRUCTURE);
+               // setAction(PHPEditorActionDefinitionIds.SHOW_OUTLINE.OPEN_STRUCTURE,
+               // action);
+               // // WorkbenchHelp.setHelp(action,
+               // IJavaHelpContextIds.OPEN_STRUCTURE_ACTION);
+               //
+               // action= new
+               // TextOperationAction(PHPEditorMessages.getResourceBundle(),"OpenHierarchy.",
+               // this, JavaSourceViewer.SHOW_HIERARCHY, true); //$NON-NLS-1$
+               // action.setActionDefinitionId(PHPEditorActionDefinitionIds.SHOW_OUTLINE.OPEN_HIERARCHY);
+               // setAction(PHPEditorActionDefinitionIds.SHOW_OUTLINE.OPEN_HIERARCHY,
+               // action);
+               // // WorkbenchHelp.setHelp(action,
+               // IJavaHelpContextIds.OPEN_HIERARCHY_ACTION);
+
+               fEncodingSupport = new DefaultEncodingSupport();
+               fEncodingSupport.initialize(this);
+
+               // fSelectionHistory= new SelectionHistory(this);
+               //
+               // action= new StructureSelectEnclosingAction(this, fSelectionHistory);
+               // action.setActionDefinitionId(PHPEditorActionDefinitionIds.SELECT_ENCLOSING);
+               // setAction(StructureSelectionAction.ENCLOSING, action);
+               //
+               // action= new StructureSelectNextAction(this, fSelectionHistory);
+               // action.setActionDefinitionId(PHPEditorActionDefinitionIds.SELECT_NEXT);
+               // setAction(StructureSelectionAction.NEXT, action);
+               //
+               // action= new StructureSelectPreviousAction(this, fSelectionHistory);
+               // action.setActionDefinitionId(PHPEditorActionDefinitionIds.SELECT_PREVIOUS);
+               // setAction(StructureSelectionAction.PREVIOUS, action);
+               //
+               // StructureSelectHistoryAction historyAction= new
+               // StructureSelectHistoryAction(this, fSelectionHistory);
+               // historyAction.setActionDefinitionId(PHPEditorActionDefinitionIds.SELECT_LAST);
+               // setAction(StructureSelectionAction.HISTORY, historyAction);
+               // fSelectionHistory.setHistoryAction(historyAction);
+               //
+               // action= GoToNextPreviousMemberAction.newGoToNextMemberAction(this);
+               // action.setActionDefinitionId(PHPEditorActionDefinitionIds.GOTO_NEXT_MEMBER);
+               // setAction(GoToNextPreviousMemberAction.NEXT_MEMBER, action);
+               //
+               // action=
+               // GoToNextPreviousMemberAction.newGoToPreviousMemberAction(this);
+               // action.setActionDefinitionId(PHPEditorActionDefinitionIds.GOTO_PREVIOUS_MEMBER);
+               // setAction(GoToNextPreviousMemberAction.PREVIOUS_MEMBER, action);
+               //
+               // action= new QuickFormatAction();
+               // action.setActionDefinitionId(PHPEditorActionDefinitionIds.QUICK_FORMAT);
+               // setAction(IJavaEditorActionDefinitionIds.QUICK_FORMAT, action);
+               //
+               // action= new RemoveOccurrenceAnnotations(this);
+               // action.setActionDefinitionId(PHPEditorActionDefinitionIds.REMOVE_OCCURRENCE_ANNOTATIONS);
+               // setAction("RemoveOccurrenceAnnotations", action); //$NON-NLS-1$
+
+               // add annotation actions
+               action = new JavaSelectMarkerRulerAction2(PHPEditorMessages.getResourceBundle(), "Editor.RulerAnnotationSelection.", this); //$NON-NLS-1$
+               setAction("AnnotationAction", action); //$NON-NLS-1$
+       }
+
+       private void internalDoSetInput(IEditorInput input) throws CoreException {
+               super.doSetInput(input);
+
+               if (getSourceViewer() instanceof JavaSourceViewer) {
+                       JavaSourceViewer viewer = (JavaSourceViewer) getSourceViewer();
+                       if (viewer.getReconciler() == null) {
+                               IReconciler reconciler = getSourceViewerConfiguration().getReconciler(viewer);
+                               if (reconciler != null) {
+                                       reconciler.install(viewer);
+                                       viewer.setReconciler(reconciler);
+                               }
+                       }
+               }
+
+               if (fEncodingSupport != null)
+                       fEncodingSupport.reset();
+
+               setOutlinePageInput(fOutlinePage, input);
+
+               if (fProjectionModelUpdater != null)
+                       fProjectionModelUpdater.initialize();
+
+               // if (isShowingOverrideIndicators())
+               // installOverrideIndicator(false);
+       }
+
+       /*
+        * @see org.eclipse.ui.texteditor.AbstractTextEditor#setPreferenceStore(org.eclipse.jface.preference.IPreferenceStore)
+        * @since 3.0
+        */
+       protected void setPreferenceStore(IPreferenceStore store) {
+               super.setPreferenceStore(store);
+               if (getSourceViewerConfiguration() instanceof PHPSourceViewerConfiguration) {
+                       JavaTextTools textTools = PHPeclipsePlugin.getDefault().getJavaTextTools();
+                       setSourceViewerConfiguration(new PHPSourceViewerConfiguration(textTools.getColorManager(), store, this,
+                                       IPHPPartitions.PHP_PARTITIONING));
+               }
+               if (getSourceViewer() instanceof JavaSourceViewer)
+                       ((JavaSourceViewer) getSourceViewer()).setPreferenceStore(store);
+       }
+
+       /**
+        * The <code>PHPEditor</code> implementation of this
+        * <code>AbstractTextEditor</code> method performs any extra disposal
+        * actions required by the php editor.
+        */
+       public void dispose() {
+               if (fProjectionModelUpdater != null) {
+                       fProjectionModelUpdater.uninstall();
+                       fProjectionModelUpdater = null;
+               }
+
+               if (fProjectionSupport != null) {
+                       fProjectionSupport.dispose();
+                       fProjectionSupport = null;
+               }
+               // PHPEditorEnvironment.disconnect(this);
+               if (fOutlinePage != null)
+                       fOutlinePage.setInput(null);
+
+               if (fActionGroups != null)
+                       fActionGroups.dispose();
+
+               if (isBrowserLikeLinks())
+                       disableBrowserLikeLinks();
+
+               // cancel possible running computation
+               fMarkOccurrenceAnnotations = false;
+               uninstallOccurrencesFinder();
+
+               uninstallOverrideIndicator();
+
+               if (fActivationListener != null) {
+                       PlatformUI.getWorkbench().removeWindowListener(fActivationListener);
+                       fActivationListener = null;
+               }
+
+               if (fEncodingSupport != null) {
+                       fEncodingSupport.dispose();
+                       fEncodingSupport = null;
+               }
+
+               if (fPropertyChangeListener != null) {
+                       Preferences preferences = PHPeclipsePlugin.getDefault().getPluginPreferences();
+                       preferences.removePropertyChangeListener(fPropertyChangeListener);
+                       fPropertyChangeListener = null;
+               }
+
+               // if (fSourceViewerDecorationSupport != null) {
+               // fSourceViewerDecorationSupport.dispose();
+               // fSourceViewerDecorationSupport = null;
+               // }
+
+               if (fBracketMatcher != null) {
+                       fBracketMatcher.dispose();
+                       fBracketMatcher = null;
+               }
+
+               if (fEditorSelectionChangedListener != null) {
+                       fEditorSelectionChangedListener.uninstall(getSelectionProvider());
+                       fEditorSelectionChangedListener = null;
+               }
+
+               super.dispose();
+       }
+
+       /**
+        * The <code>PHPEditor</code> implementation of this
+        * <code>AbstractTextEditor</code> method performs any extra revert behavior
+        * required by the php editor.
+        */
+       // public void doRevertToSaved() {
+       // super.doRevertToSaved();
+       // if (fOutlinePage != null)
+       // fOutlinePage.update();
+       // }
+       /**
+        * The <code>PHPEditor</code> implementation of this
+        * <code>AbstractTextEditor</code> method performs any extra save behavior
+        * required by the php editor.
+        */
+       // public void doSave(IProgressMonitor monitor) {
+       // super.doSave(monitor);
+       // compile or not, according to the user preferences
+       // IPreferenceStore store = getPreferenceStore();
+       // the parse on save was changed to the eclipse "builders" concept
+       // if (store.getBoolean(PHPeclipsePlugin.PHP_PARSE_ON_SAVE)) {
+       // IAction a = PHPParserAction.getInstance();
+       // if (a != null)
+       // a.run();
+       // }
+       // if (SWT.getPlatform().equals("win32")) {
+       // IAction a = ShowExternalPreviewAction.getInstance();
+       // if (a != null)
+       // a.run();
+       // }
+       // if (fOutlinePage != null)
+       // fOutlinePage.update();
+       // }
+       /**
+        * The <code>PHPEditor</code> implementation of this
+        * <code>AbstractTextEditor</code> method performs any extra save as
+        * behavior required by the php editor.
+        */
+       // public void doSaveAs() {
+       // super.doSaveAs();
+       // if (fOutlinePage != null)
+       // fOutlinePage.update();
+       // }
+       /*
+        * @see StatusTextEditor#getStatusHeader(IStatus)
+        */
+       protected String getStatusHeader(IStatus status) {
+               if (fEncodingSupport != null) {
+                       String message = fEncodingSupport.getStatusHeader(status);
+                       if (message != null)
+                               return message;
+               }
+               return super.getStatusHeader(status);
+       }
+
+       /*
+        * @see StatusTextEditor#getStatusBanner(IStatus)
+        */
+       protected String getStatusBanner(IStatus status) {
+               if (fEncodingSupport != null) {
+                       String message = fEncodingSupport.getStatusBanner(status);
+                       if (message != null)
+                               return message;
+               }
+               return super.getStatusBanner(status);
+       }
+
+       /*
+        * @see StatusTextEditor#getStatusMessage(IStatus)
+        */
+       protected String getStatusMessage(IStatus status) {
+               if (fEncodingSupport != null) {
+                       String message = fEncodingSupport.getStatusMessage(status);
+                       if (message != null)
+                               return message;
+               }
+               return super.getStatusMessage(status);
+       }
+
+       /**
+        * The <code>PHPEditor</code> implementation of this
+        * <code>AbstractTextEditor</code> method performs sets the input of the
+        * outline page after AbstractTextEditor has set input.
+        */
+       // protected void doSetInput(IEditorInput input) throws CoreException {
+       // super.doSetInput(input);
+       // if (fEncodingSupport != null)
+       // fEncodingSupport.reset();
+       // setOutlinePageInput(fOutlinePage, input);
+       // }
+       /*
+        * @see AbstractTextEditor#doSetInput
+        */
+       protected void doSetInput(IEditorInput input) throws CoreException {
+               ISourceViewer sourceViewer = getSourceViewer();
+               if (!(sourceViewer instanceof ISourceViewerExtension2)) {
+                       setPreferenceStore(createCombinedPreferenceStore(input));
+                       internalDoSetInput(input);
+                       return;
+               }
+
+               // uninstall & unregister preference store listener
+               if (isBrowserLikeLinks())
+                       disableBrowserLikeLinks();
+               getSourceViewerDecorationSupport(sourceViewer).uninstall();
+               ((ISourceViewerExtension2) sourceViewer).unconfigure();
+
+               setPreferenceStore(createCombinedPreferenceStore(input));
+
+               // install & register preference store listener
+               sourceViewer.configure(getSourceViewerConfiguration());
+               getSourceViewerDecorationSupport(sourceViewer).install(getPreferenceStore());
+               if (isBrowserLikeLinks())
+                       enableBrowserLikeLinks();
+
+               internalDoSetInput(input);
+       }
+
+       /*
+        * @see org.phpeclipse.phpdt.internal.ui.viewsupport.IViewPartInputProvider#getViewPartInput()
+        */
+       // public Object getViewPartInput() {
+       // return getEditorInput().getAdapter(IFile.class);
+       // }
+       /**
+        * The <code>PHPEditor</code> implementation of this
+        * <code>AbstractTextEditor</code> method adds any PHPEditor specific
+        * entries.
+        */
+       public void editorContextMenuAboutToShow(MenuManager menu) {
+               super.editorContextMenuAboutToShow(menu);
+               menu.appendToGroup(ITextEditorActionConstants.GROUP_UNDO, new Separator(IContextMenuConstants.GROUP_OPEN));
+               menu.insertAfter(IContextMenuConstants.GROUP_OPEN, new GroupMarker(IContextMenuConstants.GROUP_SHOW));
+
+               ActionContext context = new ActionContext(getSelectionProvider().getSelection());
+               fContextMenuGroup.setContext(context);
+               fContextMenuGroup.fillContextMenu(menu);
+               fContextMenuGroup.setContext(null);
+               // addAction(menu, ITextEditorActionConstants.GROUP_EDIT, "Format");
+               // //$NON-NLS-1$
+               //
+               // ActionContext context =
+               // new ActionContext(getSelectionProvider().getSelection());
+               // fContextMenuGroup.setContext(context);
+               // fContextMenuGroup.fillContextMenu(menu);
+               // fContextMenuGroup.setContext(null);
+       }
+
+       /**
+        * Creates the outline page used with this editor.
+        */
+       protected JavaOutlinePage createOutlinePage() {
+               JavaOutlinePage page = new JavaOutlinePage(fOutlinerContextMenuId, this);
+               fOutlineSelectionChangedListener.install(page);
+               setOutlinePageInput(page, getEditorInput());
+               return page;
+       }
+
+       /**
+        * Informs the editor that its outliner has been closed.
+        */
+       public void outlinePageClosed() {
+               if (fOutlinePage != null) {
+                       fOutlineSelectionChangedListener.uninstall(fOutlinePage);
+                       fOutlinePage = null;
+                       resetHighlightRange();
+               }
+       }
+
+       /**
+        * Synchronizes the outliner selection with the given element position in the
+        * editor.
+        *
+        * @param element
+        *          the java element to select
+        */
+       protected void synchronizeOutlinePage(ISourceReference element) {
+               synchronizeOutlinePage(element, true);
+       }
+
+       /**
+        * Synchronizes the outliner selection with the given element position in the
+        * editor.
+        *
+        * @param element
+        *          the java element to select
+        * @param checkIfOutlinePageActive
+        *          <code>true</code> if check for active outline page needs to be
+        *          done
+        */
+       protected void synchronizeOutlinePage(ISourceReference element, boolean checkIfOutlinePageActive) {
+               if (fOutlinePage != null && element != null && !(checkIfOutlinePageActive && isJavaOutlinePageActive())) {
+                       fOutlineSelectionChangedListener.uninstall(fOutlinePage);
+                       fOutlinePage.select(element);
+                       fOutlineSelectionChangedListener.install(fOutlinePage);
+               }
+       }
+
+       /**
+        * Synchronizes the outliner selection with the actual cursor position in the
+        * editor.
+        */
+       public void synchronizeOutlinePageSelection() {
+               synchronizeOutlinePage(computeHighlightRangeSourceReference());
+
+               // ISourceViewer sourceViewer = getSourceViewer();
+               // if (sourceViewer == null || fOutlinePage == null)
+               // return;
+               //
+               // StyledText styledText = sourceViewer.getTextWidget();
+               // if (styledText == null)
+               // return;
+               //
+               // int caret = 0;
+               // if (sourceViewer instanceof ITextViewerExtension3) {
+               // ITextViewerExtension3 extension = (ITextViewerExtension3)
+               // sourceViewer;
+               // caret =
+               // extension.widgetOffset2ModelOffset(styledText.getCaretOffset());
+               // } else {
+               // int offset = sourceViewer.getVisibleRegion().getOffset();
+               // caret = offset + styledText.getCaretOffset();
+               // }
+               //
+               // IJavaElement element = getElementAt(caret);
+               // if (element instanceof ISourceReference) {
+               // fOutlinePage.removeSelectionChangedListener(fSelectionChangedListener);
+               // fOutlinePage.select((ISourceReference) element);
+               // fOutlinePage.addSelectionChangedListener(fSelectionChangedListener);
+               // }
+       }
+
+       protected void setSelection(ISourceReference reference, boolean moveCursor) {
+
+               ISelection selection = getSelectionProvider().getSelection();
+               if (selection instanceof TextSelection) {
+                       TextSelection textSelection = (TextSelection) selection;
+                       if (textSelection.getOffset() != 0 || textSelection.getLength() != 0)
+                               markInNavigationHistory();
+               }
+
+               if (reference != null) {
+
+                       StyledText textWidget = null;
+
+                       ISourceViewer sourceViewer = getSourceViewer();
+                       if (sourceViewer != null)
+                               textWidget = sourceViewer.getTextWidget();
+
+                       if (textWidget == null)
+                               return;
+
+                       try {
+
+                               ISourceRange range = reference.getSourceRange();
+                               if (range == null)
+                                       return;
+
+                               int offset = range.getOffset();
+                               int length = range.getLength();
+
+                               if (offset < 0 || length < 0)
+                                       return;
+
+                               textWidget.setRedraw(false);
+
+                               setHighlightRange(offset, length, moveCursor);
+
+                               if (!moveCursor)
+                                       return;
+
+                               offset = -1;
+                               length = -1;
+
+                               if (reference instanceof IMember) {
+                                       range = ((IMember) reference).getNameRange();
+                                       if (range != null) {
+                                               offset = range.getOffset();
+                                               length = range.getLength();
+                                       }
+                               }
+                               // else if (reference instanceof IImportDeclaration) {
+                               // String name= ((IImportDeclaration)
+                               // reference).getElementName();
+                               // if (name != null && name.length() > 0) {
+                               // String content= reference.getSource();
+                               // if (content != null) {
+                               // offset= range.getOffset() + content.indexOf(name);
+                               // length= name.length();
+                               // }
+                               // }
+                               // } else if (reference instanceof IPackageDeclaration) {
+                               // String name= ((IPackageDeclaration)
+                               // reference).getElementName();
+                               // if (name != null && name.length() > 0) {
+                               // String content= reference.getSource();
+                               // if (content != null) {
+                               // offset= range.getOffset() + content.indexOf(name);
+                               // length= name.length();
+                               // }
+                               // }
+                               // }
+
+                               if (offset > -1 && length > 0) {
+                                       sourceViewer.revealRange(offset, length);
+                                       sourceViewer.setSelectedRange(offset, length);
+                               }
+
+                       } catch (JavaModelException x) {
+                       } catch (IllegalArgumentException x) {
+                       } finally {
+                               if (textWidget != null)
+                                       textWidget.setRedraw(true);
+                       }
+
+               } else if (moveCursor) {
+                       resetHighlightRange();
+               }
+
+               markInNavigationHistory();
+       }
+
+       public void setSelection(IJavaElement element) {
+               if (element == null || element instanceof ICompilationUnit) { // ||
+                       // element
+                       // instanceof
+                       // IClassFile)
+                       // {
+                       /*
+                        * If the element is an ICompilationUnit this unit is either the input of
+                        * this editor or not being displayed. In both cases, nothing should
+                        * happened. (http://dev.eclipse.org/bugs/show_bug.cgi?id=5128)
+                        */
+                       return;
+               }
+
+               IJavaElement corresponding = getCorrespondingElement(element);
+               if (corresponding instanceof ISourceReference) {
+                       ISourceReference reference = (ISourceReference) corresponding;
+                       // set highlight range
+                       setSelection(reference, true);
+                       // set outliner selection
+                       if (fOutlinePage != null) {
+                               fOutlineSelectionChangedListener.uninstall(fOutlinePage);
+                               fOutlinePage.select(reference);
+                               fOutlineSelectionChangedListener.install(fOutlinePage);
+                       }
+               }
+       }
+
+       public synchronized void editingScriptStarted() {
+               ++fIgnoreOutlinePageSelection;
+       }
+
+       public synchronized void editingScriptEnded() {
+               --fIgnoreOutlinePageSelection;
+       }
+
+       public synchronized boolean isEditingScriptRunning() {
+               return (fIgnoreOutlinePageSelection > 0);
+       }
+
+       /**
+        * The <code>PHPEditor</code> implementation of this
+        * <code>AbstractTextEditor</code> method performs gets the java content
+        * outline page if request is for a an outline page.
+        */
+       public Object getAdapter(Class required) {
+
+               if (IContentOutlinePage.class.equals(required)) {
+                       if (fOutlinePage == null)
+                               fOutlinePage = createOutlinePage();
+                       return fOutlinePage;
+               }
+
+               if (IEncodingSupport.class.equals(required))
+                       return fEncodingSupport;
+
+               if (required == IShowInTargetList.class) {
+                       return new IShowInTargetList() {
+                               public String[] getShowInTargetIds() {
+                                       return new String[] { JavaUI.ID_PACKAGES, IPageLayout.ID_OUTLINE, IPageLayout.ID_RES_NAV };
+                               }
+
+                       };
+               }
+               if (fProjectionSupport != null) {
+                       Object adapter = fProjectionSupport.getAdapter(getSourceViewer(), required);
+                       if (adapter != null)
+                               return adapter;
+               }
+
+               return super.getAdapter(required);
+       }
+
+       // public Object getAdapter(Class required) {
+       // if (IContentOutlinePage.class.equals(required)) {
+       // if (fOutlinePage == null) {
+       // fOutlinePage = new PHPContentOutlinePage(getDocumentProvider(), this);
+       // if (getEditorInput() != null)
+       // fOutlinePage.setInput(getEditorInput());
+       // }
+       // return fOutlinePage;
+       // }
+       //
+       // if (IEncodingSupport.class.equals(required))
+       // return fEncodingSupport;
+       //
+       // return super.getAdapter(required);
+       // }
+
+       protected void doSelectionChanged(SelectionChangedEvent event) {
+               ISourceReference reference = null;
+
+               ISelection selection = event.getSelection();
+               Iterator iter = ((IStructuredSelection) selection).iterator();
+               while (iter.hasNext()) {
+                       Object o = iter.next();
+                       if (o instanceof ISourceReference) {
+                               reference = (ISourceReference) o;
+                               break;
+                       }
+               }
+
+               if (!isActivePart() && PHPeclipsePlugin.getActivePage() != null)
+                       PHPeclipsePlugin.getActivePage().bringToTop(this);
+
+               try {
+                       editingScriptStarted();
+                       setSelection(reference, !isActivePart());
+               } finally {
+                       editingScriptEnded();
+               }
+       }
+
+       /*
+        * @see AbstractTextEditor#adjustHighlightRange(int, int)
+        */
+       protected void adjustHighlightRange(int offset, int length) {
+
+               try {
+
+                       IJavaElement element = getElementAt(offset);
+                       while (element instanceof ISourceReference) {
+                               ISourceRange range = ((ISourceReference) element).getSourceRange();
+                               if (offset < range.getOffset() + range.getLength() && range.getOffset() < offset + length) {
+
+                                       ISourceViewer viewer = getSourceViewer();
+                                       if (viewer instanceof ITextViewerExtension5) {
+                                               ITextViewerExtension5 extension = (ITextViewerExtension5) viewer;
+                                               extension.exposeModelRange(new Region(range.getOffset(), range.getLength()));
+                                       }
+
+                                       setHighlightRange(range.getOffset(), range.getLength(), true);
+                                       if (fOutlinePage != null) {
+                                               fOutlineSelectionChangedListener.uninstall(fOutlinePage);
+                                               fOutlinePage.select((ISourceReference) element);
+                                               fOutlineSelectionChangedListener.install(fOutlinePage);
+                                       }
+
+                                       return;
+                               }
+                               element = element.getParent();
+                       }
+
+               } catch (JavaModelException x) {
+                       PHPeclipsePlugin.log(x.getStatus());
+               }
+
+               ISourceViewer viewer = getSourceViewer();
+               if (viewer instanceof ITextViewerExtension5) {
+                       ITextViewerExtension5 extension = (ITextViewerExtension5) viewer;
+                       extension.exposeModelRange(new Region(offset, length));
+               } else {
+                       resetHighlightRange();
+               }
+
+       }
+
+       protected boolean isActivePart() {
+               IWorkbenchWindow window = getSite().getWorkbenchWindow();
+               IPartService service = window.getPartService();
+               IWorkbenchPart part = service.getActivePart();
+               return part != null && part.equals(this);
+       }
+
+       // public void openContextHelp() {
+       // IDocument doc =
+       // this.getDocumentProvider().getDocument(this.getEditorInput());
+       // ITextSelection selection = (ITextSelection)
+       // this.getSelectionProvider().getSelection();
+       // int pos = selection.getOffset();
+       // String word = getFunctionName(doc, pos);
+       // openContextHelp(word);
+       // }
+       //
+       // private void openContextHelp(String word) {
+       // open(word);
+       // }
+       //
+       // public static void open(String word) {
+       // IHelp help = WorkbenchHelp.getHelpSupport();
+       // if (help != null) {
+       // IHelpResource helpResource = new PHPFunctionHelpResource(word);
+       // WorkbenchHelp.getHelpSupport().displayHelpResource(helpResource);
+       // } else {
+       // // showMessage(shell, dialogTitle, ActionMessages.getString("Open help
+       // not available"), false); //$NON-NLS-1$
+       // }
+       // }
+
+       // private String getFunctionName(IDocument doc, int pos) {
+       // Point word = PHPWordExtractor.findWord(doc, pos);
+       // if (word != null) {
+       // try {
+       // return doc.get(word.x, word.y).replace('_', '-');
+       // } catch (BadLocationException e) {
+       // }
+       // }
+       // return "";
+       // }
+
+       /*
+        * @see AbstractTextEditor#handlePreferenceStoreChanged(PropertyChangeEvent)
+        */
+       protected void handlePreferenceStoreChanged(PropertyChangeEvent event) {
+
+               try {
+
+                       ISourceViewer sourceViewer = getSourceViewer();
+                       if (sourceViewer == null)
+                               return;
+
+                       String property = event.getProperty();
+
+                       if (PreferenceConstants.EDITOR_TAB_WIDTH.equals(property)) {
+                               Object value = event.getNewValue();
+                               if (value instanceof Integer) {
+                                       sourceViewer.getTextWidget().setTabs(((Integer) value).intValue());
+                               } else if (value instanceof String) {
+                                       try {
+                                               sourceViewer.getTextWidget().setTabs(Integer.parseInt((String) value));
+                                       } catch (NumberFormatException e) {
+                                               // bug #1038071 - set default tab:
+                                               sourceViewer.getTextWidget().setTabs(80);
+                                       }
+                               }
+                               return;
+                       }
+
+                       // if (OVERVIEW_RULER.equals(property)) {
+                       // if (isOverviewRulerVisible())
+                       // showOverviewRuler();
+                       // else
+                       // hideOverviewRuler();
+                       // return;
+                       // }
+
+                       // if (LINE_NUMBER_RULER.equals(property)) {
+                       // if (isLineNumberRulerVisible())
+                       // showLineNumberRuler();
+                       // else
+                       // hideLineNumberRuler();
+                       // return;
+                       // }
+
+                       // if (fLineNumberRulerColumn != null
+                       // && (LINE_NUMBER_COLOR.equals(property) ||
+                       // PREFERENCE_COLOR_BACKGROUND_SYSTEM_DEFAULT.equals(property) ||
+                       // PREFERENCE_COLOR_BACKGROUND.equals(property))) {
+                       //
+                       // initializeLineNumberRulerColumn(fLineNumberRulerColumn);
+                       // }
+
+                       if (isJavaEditorHoverProperty(property))
+                               updateHoverBehavior();
+
+                       if (BROWSER_LIKE_LINKS.equals(property)) {
+                               if (isBrowserLikeLinks())
+                                       enableBrowserLikeLinks();
+                               else
+                                       disableBrowserLikeLinks();
+                               return;
+                       }
+
+                       if (PreferenceConstants.EDITOR_DISABLE_OVERWRITE_MODE.equals(property)) {
+                               if (event.getNewValue() instanceof Boolean) {
+                                       Boolean disable = (Boolean) event.getNewValue();
+                                       enableOverwriteMode(!disable.booleanValue());
+                               }
+                               return;
+                       }
+
+                       boolean newBooleanValue = false;
+                       Object newValue = event.getNewValue();
+                       if (newValue != null)
+                               newBooleanValue = Boolean.valueOf(newValue.toString()).booleanValue();
+
+                       if (PreferenceConstants.EDITOR_SYNC_OUTLINE_ON_CURSOR_MOVE.equals(property)) {
+                               if (newBooleanValue)
+                                       selectionChanged();
+                               return;
+                       }
+
+                       if (PreferenceConstants.EDITOR_MARK_OCCURRENCES.equals(property)) {
+                               if (newBooleanValue != fMarkOccurrenceAnnotations) {
+                                       fMarkOccurrenceAnnotations = newBooleanValue;
+                                       if (!fMarkOccurrenceAnnotations)
+                                               uninstallOccurrencesFinder();
+                                       else
+                                               installOccurrencesFinder();
+                               }
+                               return;
+                       }
+
+                       if (PreferenceConstants.EDITOR_STICKY_OCCURRENCES.equals(property)) {
+                               fStickyOccurrenceAnnotations = newBooleanValue;
+                               return;
+                       }
+                       // }
+                       // }
+                       // if
+                       // (PreferenceConstants.EDITOR_STICKY_OCCURRENCES.equals(property))
+                       // {
+                       // if (event.getNewValue() instanceof Boolean) {
+                       // boolean stickyOccurrenceAnnotations=
+                       // ((Boolean)event.getNewValue()).booleanValue();
+                       // if (stickyOccurrenceAnnotations != fStickyOccurrenceAnnotations)
+                       // {
+
+                       ((PHPSourceViewerConfiguration) getSourceViewerConfiguration()).handlePropertyChangeEvent(event);
+
+                       // if (affectsOverrideIndicatorAnnotations(event)) {
+                       // if (isShowingOverrideIndicators()) {
+                       // if (fOverrideIndicatorManager == null)
+                       // installOverrideIndicator(true);
+                       // } else {
+                       // if (fOverrideIndicatorManager != null)
+                       // uninstallOverrideIndicator();
+                       // }
+                       // return;
+                       // }
+
+                       if (PreferenceConstants.EDITOR_FOLDING_PROVIDER.equals(property)) {
+                               if (sourceViewer instanceof ProjectionViewer) {
+                                       ProjectionViewer projectionViewer = (ProjectionViewer) sourceViewer;
+                                       if (fProjectionModelUpdater != null)
+                                               fProjectionModelUpdater.uninstall();
+                                       // either freshly enabled or provider changed
+                                       fProjectionModelUpdater = PHPeclipsePlugin.getDefault().getFoldingStructureProviderRegistry().getCurrentFoldingProvider();
+                                       if (fProjectionModelUpdater != null) {
+                                               fProjectionModelUpdater.install(this, projectionViewer);
+                                       }
+                               }
+                               return;
+                       }
+               } finally {
+                       super.handlePreferenceStoreChanged(event);
+               }
+       }
+
+       // /*
+       // * @see
+       // AbstractTextEditor#handlePreferenceStoreChanged(PropertyChangeEvent)
+       // */
+       // protected void handlePreferenceStoreChanged(PropertyChangeEvent event) {
+       //
+       // try {
+       //
+       // ISourceViewer sourceViewer = getSourceViewer();
+       // if (sourceViewer == null)
+       // return;
+       //
+       // String property = event.getProperty();
+       //
+       // // if
+       // (JavaSourceViewerConfiguration.PREFERENCE_TAB_WIDTH.equals(property)) {
+       // // Object value= event.getNewValue();
+       // // if (value instanceof Integer) {
+       // // sourceViewer.getTextWidget().setTabs(((Integer) value).intValue());
+       // // } else if (value instanceof String) {
+       // // sourceViewer.getTextWidget().setTabs(Integer.parseInt((String)
+       // value));
+       // // }
+       // // return;
+       // // }
+       //
+       // if (IPreferenceConstants.LINE_NUMBER_RULER.equals(property)) {
+       // if (isLineNumberRulerVisible())
+       // showLineNumberRuler();
+       // else
+       // hideLineNumberRuler();
+       // return;
+       // }
+       //
+       // if (fLineNumberRulerColumn != null
+       // && (IPreferenceConstants.LINE_NUMBER_COLOR.equals(property)
+       // || PREFERENCE_COLOR_BACKGROUND_SYSTEM_DEFAULT.equals(property)
+       // || PREFERENCE_COLOR_BACKGROUND.equals(property))) {
+       //
+       // initializeLineNumberRulerColumn(fLineNumberRulerColumn);
+       // }
+       //
+       // } finally {
+       // super.handlePreferenceStoreChanged(event);
+       // }
+       // }
+
+       // private boolean isJavaEditorHoverProperty(String property) {
+       // return PreferenceConstants.EDITOR_DEFAULT_HOVER.equals(property)
+       // || PreferenceConstants.EDITOR_NONE_HOVER.equals(property)
+       // || PreferenceConstants.EDITOR_CTRL_HOVER.equals(property)
+       // || PreferenceConstants.EDITOR_SHIFT_HOVER.equals(property)
+       // || PreferenceConstants.EDITOR_CTRL_ALT_HOVER.equals(property)
+       // || PreferenceConstants.EDITOR_CTRL_SHIFT_HOVER.equals(property)
+       // || PreferenceConstants.EDITOR_CTRL_ALT_SHIFT_HOVER.equals(property)
+       // || PreferenceConstants.EDITOR_ALT_SHIFT_HOVER.equals(property);
+       // }
+
+       /**
+        * Shows the line number ruler column.
+        */
+       // private void showLineNumberRuler() {
+       // IVerticalRuler v = getVerticalRuler();
+       // if (v instanceof CompositeRuler) {
+       // CompositeRuler c = (CompositeRuler) v;
+       // c.addDecorator(1, createLineNumberRulerColumn());
+       // }
+       // }
+       private boolean isJavaEditorHoverProperty(String property) {
+               return PreferenceConstants.EDITOR_TEXT_HOVER_MODIFIERS.equals(property);
+       }
+
+       /**
+        * Return whether the browser like links should be enabled according to the
+        * preference store settings.
+        *
+        * @return <code>true</code> if the browser like links should be enabled
+        */
+       private boolean isBrowserLikeLinks() {
+               IPreferenceStore store = getPreferenceStore();
+               return store.getBoolean(BROWSER_LIKE_LINKS);
+       }
+
+       /**
+        * Enables browser like links.
+        */
+       private void enableBrowserLikeLinks() {
+               if (fMouseListener == null) {
+                       fMouseListener = new MouseClickListener();
+                       fMouseListener.install();
+               }
+       }
+
+       /**
+        * Disables browser like links.
+        */
+       private void disableBrowserLikeLinks() {
+               if (fMouseListener != null) {
+                       fMouseListener.uninstall();
+                       fMouseListener = null;
+               }
+       }
+
+       /**
+        * Handles a property change event describing a change of the java core's
+        * preferences and updates the preference related editor properties.
+        *
+        * @param event
+        *          the property change event
+        */
+       protected void handlePreferencePropertyChanged(org.eclipse.core.runtime.Preferences.PropertyChangeEvent event) {
+               if (COMPILER_TASK_TAGS.equals(event.getProperty())) {
+                       ISourceViewer sourceViewer = getSourceViewer();
+                       if (sourceViewer != null
+                                       && affectsTextPresentation(new PropertyChangeEvent(event.getSource(), event.getProperty(), event.getOldValue(), event
+                                                       .getNewValue())))
+                               sourceViewer.invalidateTextPresentation();
+               }
+               if (PreferenceConstants.EDITOR_WRAP_WORDS.equals(event.getProperty())) {
+                       setWordWrap();
+               }
+       }
+
+       /**
+        * Return whether the line number ruler column should be visible according to
+        * the preference store settings.
+        *
+        * @return <code>true</code> if the line numbers should be visible
+        */
+       // protected boolean isLineNumberRulerVisible() {
+       // IPreferenceStore store = getPreferenceStore();
+       // return store.getBoolean(LINE_NUMBER_RULER);
+       // }
+       /**
+        * Hides the line number ruler column.
+        */
+       // private void hideLineNumberRuler() {
+       // IVerticalRuler v = getVerticalRuler();
+       // if (v instanceof CompositeRuler) {
+       // CompositeRuler c = (CompositeRuler) v;
+       // try {
+       // c.removeDecorator(1);
+       // } catch (Throwable e) {
+       // }
+       // }
+       // }
+       /*
+        * @see AbstractTextEditor#handleCursorPositionChanged()
+        */
+       // protected void handleCursorPositionChanged() {
+       // super.handleCursorPositionChanged();
+       // if (!isEditingScriptRunning() && fUpdater != null)
+       // fUpdater.post();
+       // }
+       /*
+        * @see org.eclipse.ui.texteditor.AbstractTextEditor#handleElementContentReplaced()
+        */
+       protected void handleElementContentReplaced() {
+               super.handleElementContentReplaced();
+               if (fProjectionModelUpdater != null)
+                       fProjectionModelUpdater.initialize();
+       }
+
+       /**
+        * Initializes the given line number ruler column from the preference store.
+        *
+        * @param rulerColumn
+        *          the ruler column to be initialized
+        */
+       // protected void initializeLineNumberRulerColumn(LineNumberRulerColumn
+       // rulerColumn) {
+       // JavaTextTools textTools =
+       // PHPeclipsePlugin.getDefault().getJavaTextTools();
+       // IColorManager manager = textTools.getColorManager();
+       //
+       // IPreferenceStore store = getPreferenceStore();
+       // if (store != null) {
+       //
+       // RGB rgb = null;
+       // // foreground color
+       // if (store.contains(LINE_NUMBER_COLOR)) {
+       // if (store.isDefault(LINE_NUMBER_COLOR))
+       // rgb = PreferenceConverter.getDefaultColor(store, LINE_NUMBER_COLOR);
+       // else
+       // rgb = PreferenceConverter.getColor(store, LINE_NUMBER_COLOR);
+       // }
+       // rulerColumn.setForeground(manager.getColor(rgb));
+       //
+       // rgb = null;
+       // // background color
+       // if (!store.getBoolean(PREFERENCE_COLOR_BACKGROUND_SYSTEM_DEFAULT)) {
+       // if (store.contains(PREFERENCE_COLOR_BACKGROUND)) {
+       // if (store.isDefault(PREFERENCE_COLOR_BACKGROUND))
+       // rgb = PreferenceConverter.getDefaultColor(store,
+       // PREFERENCE_COLOR_BACKGROUND);
+       // else
+       // rgb = PreferenceConverter.getColor(store, PREFERENCE_COLOR_BACKGROUND);
+       // }
+       // }
+       // rulerColumn.setBackground(manager.getColor(rgb));
+       // }
+       // }
+       /**
+        * Creates a new line number ruler column that is appropriately initialized.
+        */
+       // protected IVerticalRulerColumn createLineNumberRulerColumn() {
+       // fLineNumberRulerColumn = new LineNumberRulerColumn();
+       // initializeLineNumberRulerColumn(fLineNumberRulerColumn);
+       // return fLineNumberRulerColumn;
+       // }
+       /*
+        * @see AbstractTextEditor#createVerticalRuler()
+        */
+       // protected IVerticalRuler createVerticalRuler() {
+       // CompositeRuler ruler = new CompositeRuler();
+       // ruler.addDecorator(0, new AnnotationRulerColumn(VERTICAL_RULER_WIDTH));
+       // if (isLineNumberRulerVisible())
+       // ruler.addDecorator(1, createLineNumberRulerColumn());
+       // return ruler;
+       // }
+       // private static IRegion getSignedSelection(ITextViewer viewer) {
+       //
+       // StyledText text = viewer.getTextWidget();
+       // int caretOffset = text.getCaretOffset();
+       // Point selection = text.getSelection();
+       //
+       // // caret left
+       // int offset, length;
+       // if (caretOffset == selection.x) {
+       // offset = selection.y;
+       // length = selection.x - selection.y;
+       //
+       // // caret right
+       // } else {
+       // offset = selection.x;
+       // length = selection.y - selection.x;
+       // }
+       //
+       // return new Region(offset, length);
+       // }
+       protected IRegion getSignedSelection(ISourceViewer sourceViewer) {
+               StyledText text = sourceViewer.getTextWidget();
+               Point selection = text.getSelectionRange();
+
+               if (text.getCaretOffset() == selection.x) {
+                       selection.x = selection.x + selection.y;
+                       selection.y = -selection.y;
+               }
+
+               selection.x = widgetOffset2ModelOffset(sourceViewer, selection.x);
+
+               return new Region(selection.x, selection.y);
+       }
+
+       /** Preference key for matching brackets */
+       protected final static String MATCHING_BRACKETS = PreferenceConstants.EDITOR_MATCHING_BRACKETS;
+
+       /** Preference key for matching brackets color */
+       protected final static String MATCHING_BRACKETS_COLOR = PreferenceConstants.EDITOR_MATCHING_BRACKETS_COLOR;
+
+       /** Preference key for highlighting current line */
+       // protected final static String CURRENT_LINE =
+       // PreferenceConstants.EDITOR_CURRENT_LINE;
+       /** Preference key for highlight color of current line */
+       // protected final static String CURRENT_LINE_COLOR =
+       // PreferenceConstants.EDITOR_CURRENT_LINE_COLOR;
+       /** Preference key for showing print marging ruler */
+       // protected final static String PRINT_MARGIN =
+       // PreferenceConstants.EDITOR_PRINT_MARGIN;
+       /** Preference key for print margin ruler color */
+       // protected final static String PRINT_MARGIN_COLOR =
+       // PreferenceConstants.EDITOR_PRINT_MARGIN_COLOR;
+       /** Preference key for print margin ruler column */
+       // protected final static String PRINT_MARGIN_COLUMN =
+       // PreferenceConstants.EDITOR_PRINT_MARGIN_COLUMN;
+       /** Preference key for error indication */
+       // protected final static String ERROR_INDICATION =
+       // PreferenceConstants.EDITOR_PROBLEM_INDICATION;
+       /** Preference key for error color */
+       // protected final static String ERROR_INDICATION_COLOR =
+       // PreferenceConstants.EDITOR_PROBLEM_INDICATION_COLOR;
+       /** Preference key for warning indication */
+       // protected final static String WARNING_INDICATION =
+       // PreferenceConstants.EDITOR_WARNING_INDICATION;
+       /** Preference key for warning color */
+       // protected final static String WARNING_INDICATION_COLOR =
+       // PreferenceConstants.EDITOR_WARNING_INDICATION_COLOR;
+       /** Preference key for task indication */
+       protected final static String TASK_INDICATION = PreferenceConstants.EDITOR_TASK_INDICATION;
+
+       /** Preference key for task color */
+       protected final static String TASK_INDICATION_COLOR = PreferenceConstants.EDITOR_TASK_INDICATION_COLOR;
+
+       /** Preference key for bookmark indication */
+       protected final static String BOOKMARK_INDICATION = PreferenceConstants.EDITOR_BOOKMARK_INDICATION;
+
+       /** Preference key for bookmark color */
+       protected final static String BOOKMARK_INDICATION_COLOR = PreferenceConstants.EDITOR_BOOKMARK_INDICATION_COLOR;
+
+       /** Preference key for search result indication */
+       protected final static String SEARCH_RESULT_INDICATION = PreferenceConstants.EDITOR_SEARCH_RESULT_INDICATION;
+
+       /** Preference key for search result color */
+       protected final static String SEARCH_RESULT_INDICATION_COLOR = PreferenceConstants.EDITOR_SEARCH_RESULT_INDICATION_COLOR;
+
+       /** Preference key for unknown annotation indication */
+       protected final static String UNKNOWN_INDICATION = PreferenceConstants.EDITOR_UNKNOWN_INDICATION;
+
+       /** Preference key for unknown annotation color */
+       protected final static String UNKNOWN_INDICATION_COLOR = PreferenceConstants.EDITOR_UNKNOWN_INDICATION_COLOR;
+
+       /** Preference key for shwoing the overview ruler */
+       protected final static String OVERVIEW_RULER = PreferenceConstants.EDITOR_OVERVIEW_RULER;
+
+       /** Preference key for error indication in overview ruler */
+       protected final static String ERROR_INDICATION_IN_OVERVIEW_RULER = PreferenceConstants.EDITOR_ERROR_INDICATION_IN_OVERVIEW_RULER;
+
+       /** Preference key for warning indication in overview ruler */
+       protected final static String WARNING_INDICATION_IN_OVERVIEW_RULER = PreferenceConstants.EDITOR_WARNING_INDICATION_IN_OVERVIEW_RULER;
+
+       /** Preference key for task indication in overview ruler */
+       protected final static String TASK_INDICATION_IN_OVERVIEW_RULER = PreferenceConstants.EDITOR_TASK_INDICATION_IN_OVERVIEW_RULER;
+
+       /** Preference key for bookmark indication in overview ruler */
+       protected final static String BOOKMARK_INDICATION_IN_OVERVIEW_RULER = PreferenceConstants.EDITOR_BOOKMARK_INDICATION_IN_OVERVIEW_RULER;
+
+       /** Preference key for search result indication in overview ruler */
+       protected final static String SEARCH_RESULT_INDICATION_IN_OVERVIEW_RULER = PreferenceConstants.EDITOR_SEARCH_RESULT_INDICATION_IN_OVERVIEW_RULER;
+
+       /** Preference key for unknown annotation indication in overview ruler */
+       protected final static String UNKNOWN_INDICATION_IN_OVERVIEW_RULER = PreferenceConstants.EDITOR_UNKNOWN_INDICATION_IN_OVERVIEW_RULER;
+
+       // /** Preference key for compiler task tags */
+       // private final static String COMPILER_TASK_TAGS=
+       // JavaCore.COMPILER_TASK_TAGS;
+       /** Preference key for browser like links */
+       private final static String BROWSER_LIKE_LINKS = PreferenceConstants.EDITOR_BROWSER_LIKE_LINKS;
+
+       /** Preference key for key modifier of browser like links */
+       private final static String BROWSER_LIKE_LINKS_KEY_MODIFIER = PreferenceConstants.EDITOR_BROWSER_LIKE_LINKS_KEY_MODIFIER;
+
+       /**
+        * Preference key for key modifier mask of browser like links. The value is
+        * only used if the value of <code>EDITOR_BROWSER_LIKE_LINKS</code> cannot
+        * be resolved to valid SWT modifier bits.
+        *
+        * @since 2.1.1
+        */
+       private final static String BROWSER_LIKE_LINKS_KEY_MODIFIER_MASK = PreferenceConstants.EDITOR_BROWSER_LIKE_LINKS_KEY_MODIFIER_MASK;
+
+       private final static char[] BRACKETS = { '{', '}', '(', ')', '[', ']' };
+
+       private static boolean isBracket(char character) {
+               for (int i = 0; i != BRACKETS.length; ++i)
+                       if (character == BRACKETS[i])
+                               return true;
+               return false;
+       }
+
+       private static boolean isSurroundedByBrackets(IDocument document, int offset) {
+               if (offset == 0 || offset == document.getLength())
+                       return false;
+
+               try {
+                       return isBracket(document.getChar(offset - 1)) && isBracket(document.getChar(offset));
+
+               } catch (BadLocationException e) {
+                       return false;
+               }
+       }
+
+       // protected void configureSourceViewerDecorationSupport() {
+       //
+       // fSourceViewerDecorationSupport.setCharacterPairMatcher(fBracketMatcher);
+       //
+       // fSourceViewerDecorationSupport.setAnnotationPainterPreferenceKeys(
+       // AnnotationType.UNKNOWN,
+       // UNKNOWN_INDICATION_COLOR,
+       // UNKNOWN_INDICATION,
+       // UNKNOWN_INDICATION_IN_OVERVIEW_RULER,
+       // 0);
+       // fSourceViewerDecorationSupport.setAnnotationPainterPreferenceKeys(
+       // AnnotationType.BOOKMARK,
+       // BOOKMARK_INDICATION_COLOR,
+       // BOOKMARK_INDICATION,
+       // BOOKMARK_INDICATION_IN_OVERVIEW_RULER,
+       // 1);
+       // fSourceViewerDecorationSupport.setAnnotationPainterPreferenceKeys(
+       // AnnotationType.TASK,
+       // TASK_INDICATION_COLOR,
+       // TASK_INDICATION,
+       // TASK_INDICATION_IN_OVERVIEW_RULER,
+       // 2);
+       // fSourceViewerDecorationSupport.setAnnotationPainterPreferenceKeys(
+       // AnnotationType.SEARCH,
+       // SEARCH_RESULT_INDICATION_COLOR,
+       // SEARCH_RESULT_INDICATION,
+       // SEARCH_RESULT_INDICATION_IN_OVERVIEW_RULER,
+       // 3);
+       // fSourceViewerDecorationSupport.setAnnotationPainterPreferenceKeys(
+       // AnnotationType.WARNING,
+       // WARNING_INDICATION_COLOR,
+       // WARNING_INDICATION,
+       // WARNING_INDICATION_IN_OVERVIEW_RULER,
+       // 4);
+       // fSourceViewerDecorationSupport.setAnnotationPainterPreferenceKeys(
+       // AnnotationType.ERROR,
+       // ERROR_INDICATION_COLOR,
+       // ERROR_INDICATION,
+       // ERROR_INDICATION_IN_OVERVIEW_RULER,
+       // 5);
+       //
+       // fSourceViewerDecorationSupport.setCursorLinePainterPreferenceKeys(CURRENT_LINE,
+       // CURRENT_LINE_COLOR);
+       // fSourceViewerDecorationSupport.setMarginPainterPreferenceKeys(PRINT_MARGIN,
+       // PRINT_MARGIN_COLOR, PRINT_MARGIN_COLUMN);
+       // fSourceViewerDecorationSupport.setMatchingCharacterPainterPreferenceKeys(MATCHING_BRACKETS,
+       // MATCHING_BRACKETS_COLOR);
+       //
+       // fSourceViewerDecorationSupport.setSymbolicFontName(getFontPropertyPreferenceKey());
+       //
+       // }
+       /**
+        * Returns the Java element wrapped by this editors input.
+        *
+        * @return the Java element wrapped by this editors input.
+        * @since 3.0
+        */
+       abstract protected IJavaElement getInputJavaElement();
+
+       protected void updateStatusLine() {
+               ITextSelection selection = (ITextSelection) getSelectionProvider().getSelection();
+               Annotation annotation = getAnnotation(selection.getOffset(), selection.getLength());
+               setStatusLineErrorMessage(null);
+               setStatusLineMessage(null);
+               if (annotation != null) {
+                       try {
+                               fIsUpdatingAnnotationViews = true;
+                               updateAnnotationViews(annotation);
+                       } finally {
+                               fIsUpdatingAnnotationViews = false;
+                       }
+                       if (annotation instanceof IJavaAnnotation && ((IJavaAnnotation) annotation).isProblem())
+                               setStatusLineMessage(annotation.getText());
+               }
+       }
+
+       /**
+        * Jumps to the matching bracket.
+        */
+       public void gotoMatchingBracket() {
+
+               ISourceViewer sourceViewer = getSourceViewer();
+               IDocument document = sourceViewer.getDocument();
+               if (document == null)
+                       return;
+
+               IRegion selection = getSignedSelection(sourceViewer);
+
+               int selectionLength = Math.abs(selection.getLength());
+               if (selectionLength > 1) {
+                       setStatusLineErrorMessage(PHPEditorMessages.getString("GotoMatchingBracket.error.invalidSelection")); //$NON-NLS-1$
+                       sourceViewer.getTextWidget().getDisplay().beep();
+                       return;
+               }
+
+               // #26314
+               int sourceCaretOffset = selection.getOffset() + selection.getLength();
+               if (isSurroundedByBrackets(document, sourceCaretOffset))
+                       sourceCaretOffset -= selection.getLength();
+
+               IRegion region = fBracketMatcher.match(document, sourceCaretOffset);
+               if (region == null) {
+                       setStatusLineErrorMessage(PHPEditorMessages.getString("GotoMatchingBracket.error.noMatchingBracket")); //$NON-NLS-1$
+                       sourceViewer.getTextWidget().getDisplay().beep();
+                       return;
+               }
+
+               int offset = region.getOffset();
+               int length = region.getLength();
+
+               if (length < 1)
+                       return;
+
+               int anchor = fBracketMatcher.getAnchor();
+               int targetOffset = (PHPPairMatcher.RIGHT == anchor) ? offset : offset + length - 1;
+
+               boolean visible = false;
+               if (sourceViewer instanceof ITextViewerExtension5) {
+                       ITextViewerExtension5 extension = (ITextViewerExtension5) sourceViewer;
+                       visible = (extension.modelOffset2WidgetOffset(targetOffset) > -1);
+               } else {
+                       IRegion visibleRegion = sourceViewer.getVisibleRegion();
+                       visible = (targetOffset >= visibleRegion.getOffset() && targetOffset < visibleRegion.getOffset() + visibleRegion.getLength());
+               }
+
+               if (!visible) {
+                       setStatusLineErrorMessage(PHPEditorMessages.getString("GotoMatchingBracket.error.bracketOutsideSelectedElement")); //$NON-NLS-1$
+                       sourceViewer.getTextWidget().getDisplay().beep();
+                       return;
+               }
+
+               if (selection.getLength() < 0)
+                       targetOffset -= selection.getLength();
+
+               sourceViewer.setSelectedRange(targetOffset, selection.getLength());
+               sourceViewer.revealRange(targetOffset, selection.getLength());
+       }
+
+       /**
+        * Ses the given message as error message to this editor's status line.
+        *
+        * @param msg
+        *          message to be set
+        */
+       protected void setStatusLineErrorMessage(String msg) {
+               IEditorStatusLine statusLine = (IEditorStatusLine) getAdapter(IEditorStatusLine.class);
+               if (statusLine != null)
+                       statusLine.setMessage(true, msg, null);
+       }
+
+       /**
+        * Sets the given message as message to this editor's status line.
+        *
+        * @param msg
+        *          message to be set
+        * @since 3.0
+        */
+       protected void setStatusLineMessage(String msg) {
+               IEditorStatusLine statusLine = (IEditorStatusLine) getAdapter(IEditorStatusLine.class);
+               if (statusLine != null)
+                       statusLine.setMessage(false, msg, null);
+       }
+
+       /**
+        * Returns the annotation closest to the given range respecting the given
+        * direction. If an annotation is found, the annotations current position is
+        * copied into the provided annotation position.
+        *
+        * @param offset
+        *          the region offset
+        * @param length
+        *          the region length
+        * @param forward
+        *          <code>true</code> for forwards, <code>false</code> for
+        *          backward
+        * @param annotationPosition
+        *          the position of the found annotation
+        * @return the found annotation
+        */
+       private Annotation getNextAnnotation(final int offset, final int length, boolean forward, Position annotationPosition) {
+
+               Annotation nextAnnotation = null;
+               Position nextAnnotationPosition = null;
+               Annotation containingAnnotation = null;
+               Position containingAnnotationPosition = null;
+               boolean currentAnnotation = false;
+
+               IDocument document = getDocumentProvider().getDocument(getEditorInput());
+               int endOfDocument = document.getLength();
+               int distance = Integer.MAX_VALUE;
+
+               IAnnotationModel model = getDocumentProvider().getAnnotationModel(getEditorInput());
+               Iterator e = new JavaAnnotationIterator(model, true, true);
+               while (e.hasNext()) {
+                       Annotation a = (Annotation) e.next();
+                       if ((a instanceof IJavaAnnotation) && ((IJavaAnnotation) a).hasOverlay() || !isNavigationTarget(a))
+                               continue;
+
+                       Position p = model.getPosition(a);
+                       if (p == null)
+                               continue;
+
+                       if (forward && p.offset == offset || !forward && p.offset + p.getLength() == offset + length) {// ||
+                               // p.includes(offset))
+                               // {
+                               if (containingAnnotation == null
+                                               || (forward && p.length >= containingAnnotationPosition.length || !forward
+                                                               && p.length >= containingAnnotationPosition.length)) {
+                                       containingAnnotation = a;
+                                       containingAnnotationPosition = p;
+                                       currentAnnotation = p.length == length;
+                               }
+                       } else {
+                               int currentDistance = 0;
+
+                               if (forward) {
+                                       currentDistance = p.getOffset() - offset;
+                                       if (currentDistance < 0)
+                                               currentDistance = endOfDocument + currentDistance;
+
+                                       if (currentDistance < distance || currentDistance == distance && p.length < nextAnnotationPosition.length) {
+                                               distance = currentDistance;
+                                               nextAnnotation = a;
+                                               nextAnnotationPosition = p;
+                                       }
+                               } else {
+                                       currentDistance = offset + length - (p.getOffset() + p.length);
+                                       if (currentDistance < 0)
+                                               currentDistance = endOfDocument + currentDistance;
+
+                                       if (currentDistance < distance || currentDistance == distance && p.length < nextAnnotationPosition.length) {
+                                               distance = currentDistance;
+                                               nextAnnotation = a;
+                                               nextAnnotationPosition = p;
+                                       }
+                               }
+                       }
+               }
+               if (containingAnnotationPosition != null && (!currentAnnotation || nextAnnotation == null)) {
+                       annotationPosition.setOffset(containingAnnotationPosition.getOffset());
+                       annotationPosition.setLength(containingAnnotationPosition.getLength());
+                       return containingAnnotation;
+               }
+               if (nextAnnotationPosition != null) {
+                       annotationPosition.setOffset(nextAnnotationPosition.getOffset());
+                       annotationPosition.setLength(nextAnnotationPosition.getLength());
+               }
+
+               return nextAnnotation;
+       }
+
+       /**
+        * Returns the annotation overlapping with the given range or
+        * <code>null</code>.
+        *
+        * @param offset
+        *          the region offset
+        * @param length
+        *          the region length
+        * @return the found annotation or <code>null</code>
+        * @since 3.0
+        */
+       private Annotation getAnnotation(int offset, int length) {
+               IAnnotationModel model = getDocumentProvider().getAnnotationModel(getEditorInput());
+               Iterator e = new JavaAnnotationIterator(model, true, true);
+               while (e.hasNext()) {
+                       Annotation a = (Annotation) e.next();
+                       if (!isNavigationTarget(a))
+                               continue;
+
+                       Position p = model.getPosition(a);
+                       if (p != null && p.overlapsWith(offset, length))
+                               return a;
+               }
+
+               return null;
+       }
+
+       /**
+        * Returns whether the given annotation is configured as a target for the "Go
+        * to Next/Previous Annotation" actions
+        *
+        * @param annotation
+        *          the annotation
+        * @return <code>true</code> if this is a target, <code>false</code>
+        *         otherwise
+        * @since 3.0
+        */
+       protected boolean isNavigationTarget(Annotation annotation) {
+               Preferences preferences = EditorsUI.getPluginPreferences();
+               AnnotationPreference preference = getAnnotationPreferenceLookup().getAnnotationPreference(annotation);
+               // See bug 41689
+               // String key= forward ? preference.getIsGoToNextNavigationTargetKey() :
+               // preference.getIsGoToPreviousNavigationTargetKey();
+               String key = preference == null ? null : preference.getIsGoToNextNavigationTargetKey();
+               return (key != null && preferences.getBoolean(key));
+       }
+
+       /**
+        * Returns a segmentation of the line of the given document appropriate for
+        * bidi rendering. The default implementation returns only the string literals
+        * of a php code line as segments.
+        *
+        * @param document
+        *          the document
+        * @param lineOffset
+        *          the offset of the line
+        * @return the line's bidi segmentation
+        * @throws BadLocationException
+        *           in case lineOffset is not valid in document
+        */
+       public static int[] getBidiLineSegments(IDocument document, int lineOffset) throws BadLocationException {
+
+               IRegion line = document.getLineInformationOfOffset(lineOffset);
+               ITypedRegion[] linePartitioning = document.computePartitioning(lineOffset, line.getLength());
+
+               List segmentation = new ArrayList();
+               for (int i = 0; i < linePartitioning.length; i++) {
+                       if (IPHPPartitions.PHP_STRING_DQ.equals(linePartitioning[i].getType())) {
+                               segmentation.add(linePartitioning[i]);
+                       } else if (IPHPPartitions.PHP_STRING_HEREDOC.equals(linePartitioning[i].getType())) {
+                               segmentation.add(linePartitioning[i]);
+                       }
+               }
+
+               if (segmentation.size() == 0)
+                       return null;
+
+               int size = segmentation.size();
+               int[] segments = new int[size * 2 + 1];
+
+               int j = 0;
+               for (int i = 0; i < size; i++) {
+                       ITypedRegion segment = (ITypedRegion) segmentation.get(i);
+
+                       if (i == 0)
+                               segments[j++] = 0;
+
+                       int offset = segment.getOffset() - lineOffset;
+                       if (offset > segments[j - 1])
+                               segments[j++] = offset;
+
+                       if (offset + segment.getLength() >= line.getLength())
+                               break;
+
+                       segments[j++] = offset + segment.getLength();
+               }
+
+               if (j < segments.length) {
+                       int[] result = new int[j];
+                       System.arraycopy(segments, 0, result, 0, j);
+                       segments = result;
+               }
+
+               return segments;
+       }
+
+       /**
+        * Returns a segmentation of the given line appropriate for bidi rendering.
+        * The default implementation returns only the string literals of a php code
+        * line as segments.
+        *
+        * @param lineOffset
+        *          the offset of the line
+        * @param line
+        *          the content of the line
+        * @return the line's bidi segmentation
+        */
+       protected int[] getBidiLineSegments(int lineOffset, String line) {
+               IDocumentProvider provider = getDocumentProvider();
+               if (provider != null && line != null && line.length() > 0) {
+                       IDocument document = provider.getDocument(getEditorInput());
+                       if (document != null)
+                               try {
+                                       return getBidiLineSegments(document, lineOffset);
+                               } catch (BadLocationException x) {
+                                       // ignore
+                               }
+               }
+               return null;
+       }
+
+       /*
+        * @see AbstractTextEditor#createSourceViewer(Composite, IVerticalRuler, int)
+        */
+       // protected final ISourceViewer createSourceViewer(
+       // Composite parent,
+       // IVerticalRuler ruler,
+       // int styles) {
+       // ISourceViewer viewer = createJavaSourceViewer(parent, ruler, styles);
+       // StyledText text = viewer.getTextWidget();
+       // text.addBidiSegmentListener(new BidiSegmentListener() {
+       // public void lineGetSegments(BidiSegmentEvent event) {
+       // event.segments = getBidiLineSegments(event.lineOffset, event.lineText);
+       // }
+       // });
+       // // JavaUIHelp.setHelp(this, text, IJavaHelpContextIds.JAVA_EDITOR);
+       // return viewer;
+       // }
+       public final ISourceViewer getViewer() {
+               return getSourceViewer();
+       }
+
+       // protected void showOverviewRuler() {
+       // if (fOverviewRuler != null) {
+       // if (getSourceViewer() instanceof ISourceViewerExtension) {
+       // ((ISourceViewerExtension)
+       // getSourceViewer()).showAnnotationsOverview(true);
+       // fSourceViewerDecorationSupport.updateOverviewDecorations();
+       // }
+       // }
+       // }
+       //
+       // protected void hideOverviewRuler() {
+       // if (getSourceViewer() instanceof ISourceViewerExtension) {
+       // fSourceViewerDecorationSupport.hideAnnotationOverview();
+       // ((ISourceViewerExtension)
+       // getSourceViewer()).showAnnotationsOverview(false);
+       // }
+       // }
+
+       // protected boolean isOverviewRulerVisible() {
+       // IPreferenceStore store = getPreferenceStore();
+       // return store.getBoolean(OVERVIEW_RULER);
+       // }
+       /*
+        * @see AbstractTextEditor#createSourceViewer(Composite, IVerticalRuler, int)
+        */
+       // protected ISourceViewer createJavaSourceViewer(
+       // Composite parent,
+       // IVerticalRuler ruler,
+       // IOverviewRuler overviewRuler,
+       // boolean isOverviewRulerVisible,
+       // int styles) {
+       // return new SourceViewer(parent, ruler, overviewRuler,
+       // isOverviewRulerVisible(), styles);
+       // }
+       /*
+        * @see AbstractTextEditor#createSourceViewer(Composite, IVerticalRuler, int)
+        */
+       protected ISourceViewer createJavaSourceViewer(Composite parent, IVerticalRuler verticalRuler, IOverviewRuler overviewRuler,
+                       boolean isOverviewRulerVisible, int styles, IPreferenceStore store) {
+               return new JavaSourceViewer(parent, verticalRuler, getOverviewRuler(), isOverviewRulerVisible(), styles, store);
+       }
+
+       /*
+        * @see AbstractTextEditor#createSourceViewer(Composite, IVerticalRuler, int)
+        */
+       protected final ISourceViewer createSourceViewer(Composite parent, IVerticalRuler verticalRuler, int styles) {
+
+               ISourceViewer viewer = createJavaSourceViewer(parent, verticalRuler, getOverviewRuler(), isOverviewRulerVisible(), styles,
+                               getPreferenceStore());
+
+               StyledText text = viewer.getTextWidget();
+               text.addBidiSegmentListener(new BidiSegmentListener() {
+                       public void lineGetSegments(BidiSegmentEvent event) {
+                               event.segments = getBidiLineSegments(event.lineOffset, event.lineText);
+                       }
+               });
+
+               // JavaUIHelp.setHelp(this, text, IJavaHelpContextIds.JAVA_EDITOR);
+
+               // ensure source viewer decoration support has been created and
+               // configured
+               getSourceViewerDecorationSupport(viewer);
+
+               return viewer;
+       }
+
+       /*
+        * @see AbstractTextEditor#affectsTextPresentation(PropertyChangeEvent)
+        */
+       protected boolean affectsTextPresentation(PropertyChangeEvent event) {
+               return ((PHPSourceViewerConfiguration) getSourceViewerConfiguration()).affectsTextPresentation(event)
+                               || super.affectsTextPresentation(event);
+       }
+
+       //
+       // protected boolean affectsTextPresentation(PropertyChangeEvent event) {
+       // JavaTextTools textTools = PHPeclipsePlugin.getDefault().getJavaTextTools();
+       // return textTools.affectsBehavior(event);
+       // }
+       /**
+        * Creates and returns the preference store for this Java editor with the
+        * given input.
+        *
+        * @param input
+        *          The editor input for which to create the preference store
+        * @return the preference store for this editor
+        *
+        * @since 3.0
+        */
+       private IPreferenceStore createCombinedPreferenceStore(IEditorInput input) {
+               List stores = new ArrayList(3);
+
+               IJavaProject project = EditorUtility.getJavaProject(input);
+               if (project != null)
+                       stores.add(new OptionsAdapter(project.getOptions(false), PHPeclipsePlugin.getDefault().getMockupPreferenceStore(),
+                                       new OptionsAdapter.IPropertyChangeEventFilter() {
+
+                                               public boolean isFiltered(PropertyChangeEvent event) {
+                                                       IJavaElement inputJavaElement = getInputJavaElement();
+                                                       IJavaProject javaProject = inputJavaElement != null ? inputJavaElement.getJavaProject() : null;
+                                                       if (javaProject == null)
+                                                               return true;
+
+                                                       return !javaProject.getProject().equals(event.getSource());
+                                               }
+
+                                       }));
+
+               stores.add(PHPeclipsePlugin.getDefault().getPreferenceStore());
+               stores.add(new PreferencesAdapter(JavaCore.getPlugin().getPluginPreferences()));
+               stores.add(EditorsUI.getPreferenceStore());
+
+               return new ChainedPreferenceStore((IPreferenceStore[]) stores.toArray(new IPreferenceStore[stores.size()]));
+       }
+
+       /**
+        * Jumps to the error next according to the given direction.
+        */
+       public void gotoError(boolean forward) {
+
+               ISelectionProvider provider = getSelectionProvider();
+
+               ITextSelection s = (ITextSelection) provider.getSelection();
+               Position errorPosition = new Position(0, 0);
+               IJavaAnnotation nextError = getNextError(s.getOffset(), forward, errorPosition);
+
+               if (nextError != null) {
+
+                       IMarker marker = null;
+                       if (nextError instanceof MarkerAnnotation)
+                               marker = ((MarkerAnnotation) nextError).getMarker();
+                       else {
+                               Iterator e = nextError.getOverlaidIterator();
+                               if (e != null) {
+                                       while (e.hasNext()) {
+                                               Object o = e.next();
+                                               if (o instanceof MarkerAnnotation) {
+                                                       marker = ((MarkerAnnotation) o).getMarker();
+                                                       break;
+                                               }
+                                       }
+                               }
+                       }
+
+                       if (marker != null) {
+                               IWorkbenchPage page = getSite().getPage();
+                               IViewPart view = view = page.findView("org.eclipse.ui.views.TaskList"); //$NON-NLS-1$
+                               if (view instanceof TaskList) {
+                                       StructuredSelection ss = new StructuredSelection(marker);
+                                       ((TaskList) view).setSelection(ss, true);
+                               }
+                       }
+
+                       selectAndReveal(errorPosition.getOffset(), errorPosition.getLength());
+                       // setStatusLineErrorMessage(nextError.getMessage());
+
+               } else {
+
+                       setStatusLineErrorMessage(null);
+
+               }
+       }
+
+       private IJavaAnnotation getNextError(int offset, boolean forward, Position errorPosition) {
+
+               IJavaAnnotation nextError = null;
+               Position nextErrorPosition = null;
+
+               IDocument document = getDocumentProvider().getDocument(getEditorInput());
+               int endOfDocument = document.getLength();
+               int distance = 0;
+
+               IAnnotationModel model = getDocumentProvider().getAnnotationModel(getEditorInput());
+               Iterator e = new JavaAnnotationIterator(model, false);
+               while (e.hasNext()) {
+
+                       IJavaAnnotation a = (IJavaAnnotation) e.next();
+                       if (a.hasOverlay() || !a.isProblem())
+                               continue;
+
+                       Position p = model.getPosition((Annotation) a);
+                       if (!p.includes(offset)) {
+
+                               int currentDistance = 0;
+
+                               if (forward) {
+                                       currentDistance = p.getOffset() - offset;
+                                       if (currentDistance < 0)
+                                               currentDistance = endOfDocument - offset + p.getOffset();
+                               } else {
+                                       currentDistance = offset - p.getOffset();
+                                       if (currentDistance < 0)
+                                               currentDistance = offset + endOfDocument - p.getOffset();
+                               }
+
+                               if (nextError == null || currentDistance < distance) {
+                                       distance = currentDistance;
+                                       nextError = a;
+                                       nextErrorPosition = p;
+                               }
+                       }
+               }
+
+               if (nextErrorPosition != null) {
+                       errorPosition.setOffset(nextErrorPosition.getOffset());
+                       errorPosition.setLength(nextErrorPosition.getLength());
+               }
+
+               return nextError;
+       }
+
+       protected void uninstallOverrideIndicator() {
+               // if (fOverrideIndicatorManager != null) {
+               // fOverrideIndicatorManager.removeAnnotations();
+               // fOverrideIndicatorManager= null;
+               // }
+       }
+
+       protected void installOverrideIndicator(boolean waitForReconcilation) {
+               uninstallOverrideIndicator();
+               IAnnotationModel model = getDocumentProvider().getAnnotationModel(getEditorInput());
+               final IJavaElement inputElement = getInputJavaElement();
+
+               if (model == null || inputElement == null)
+                       return;
+
+               // fOverrideIndicatorManager= new OverrideIndicatorManager(model,
+               // inputElement, null);
+               //
+               // if (provideAST) {
+               // Job job= new
+               // Job(JavaEditorMessages.getString("OverrideIndicatorManager.intallJob")) {
+               // //$NON-NLS-1$
+               // /*
+               // * @see
+               // org.eclipse.core.runtime.jobs.Job#run(org.eclipse.core.runtime.IProgressMonitor)
+               // * @since 3.0
+               // */
+               // protected IStatus run(IProgressMonitor monitor) {
+               // CompilationUnit ast=
+               // JavaPlugin.getDefault().getASTProvider().getAST(inputElement, true,
+               // null);
+               // if (fOverrideIndicatorManager != null) // editor might have been closed
+               // in the meanwhile
+               // fOverrideIndicatorManager.reconciled(ast, true, monitor);
+               // return Status.OK_STATUS;
+               // }
+               // };
+               // job.setPriority(Job.DECORATE);
+               // job.setSystem(true);
+               // job.schedule();
+               // }
+       }
+
+       /**
+        * Tells whether override indicators are shown.
+        *
+        * @return <code>true</code> if the override indicators are shown
+        * @since 3.0
+        */
+       // protected boolean isShowingOverrideIndicators() {
+       // AnnotationPreference preference=
+       // getAnnotationPreferenceLookup().getAnnotationPreference(OverrideIndicatorManager.ANNOTATION_TYPE);
+       // IPreferenceStore store= getPreferenceStore();
+       // return getBoolean(store, preference.getHighlightPreferenceKey())
+       // || getBoolean(store, preference.getVerticalRulerPreferenceKey())
+       // || getBoolean(store, preference.getOverviewRulerPreferenceKey())
+       // || getBoolean(store, preference.getTextPreferenceKey());
+       // }
+       /**
+        * Returns the boolean preference for the given key.
+        *
+        * @param store
+        *          the preference store
+        * @param key
+        *          the preference key
+        * @return <code>true</code> if the key exists in the store and its value is
+        *         <code>true</code>
+        * @since 3.0
+        */
+       private boolean getBoolean(IPreferenceStore store, String key) {
+               return key != null && store.getBoolean(key);
+       }
+
+       protected boolean isPrefQuickDiffAlwaysOn() {
+               return false; // never show change ruler for the non-editable java editor.
+               // Overridden in subclasses like PHPUnitEditor
+       }
+
+       /*
+        * @see org.eclipse.ui.texteditor.AbstractTextEditor#createNavigationActions()
+        */
+       protected void createNavigationActions() {
+               super.createNavigationActions();
+
+               final StyledText textWidget = getSourceViewer().getTextWidget();
+
+               IAction action = new SmartLineStartAction(textWidget, false);
+               action.setActionDefinitionId(ITextEditorActionDefinitionIds.LINE_START);
+               setAction(ITextEditorActionDefinitionIds.LINE_START, action);
+
+               action = new SmartLineStartAction(textWidget, true);
+               action.setActionDefinitionId(ITextEditorActionDefinitionIds.SELECT_LINE_START);
+               setAction(ITextEditorActionDefinitionIds.SELECT_LINE_START, action);
+
+               action = new NavigatePreviousSubWordAction();
+               action.setActionDefinitionId(ITextEditorActionDefinitionIds.WORD_PREVIOUS);
+               setAction(ITextEditorActionDefinitionIds.WORD_PREVIOUS, action);
+               textWidget.setKeyBinding(SWT.CTRL | SWT.ARROW_LEFT, SWT.NULL);
+
+               action = new NavigateNextSubWordAction();
+               action.setActionDefinitionId(ITextEditorActionDefinitionIds.WORD_NEXT);
+               setAction(ITextEditorActionDefinitionIds.WORD_NEXT, action);
+               textWidget.setKeyBinding(SWT.CTRL | SWT.ARROW_RIGHT, SWT.NULL);
+
+               action = new SelectPreviousSubWordAction();
+               action.setActionDefinitionId(ITextEditorActionDefinitionIds.SELECT_WORD_PREVIOUS);
+               setAction(ITextEditorActionDefinitionIds.SELECT_WORD_PREVIOUS, action);
+               textWidget.setKeyBinding(SWT.CTRL | SWT.SHIFT | SWT.ARROW_LEFT, SWT.NULL);
+
+               action = new SelectNextSubWordAction();
+               action.setActionDefinitionId(ITextEditorActionDefinitionIds.SELECT_WORD_NEXT);
+               setAction(ITextEditorActionDefinitionIds.SELECT_WORD_NEXT, action);
+               textWidget.setKeyBinding(SWT.CTRL | SWT.SHIFT | SWT.ARROW_RIGHT, SWT.NULL);
+       }
+
+       /*
+        * @see org.eclipse.ui.texteditor.AbstractDecoratedTextEditor#createCompositeRuler()
+        */
+       protected CompositeRuler createCompositeRuler() {
+               if (!getPreferenceStore().getBoolean(PreferenceConstants.EDITOR_ANNOTATION_ROLL_OVER))
+                       return super.createCompositeRuler();
+
+               CompositeRuler ruler = new CompositeRuler();
+               AnnotationRulerColumn column = new AnnotationRulerColumn(VERTICAL_RULER_WIDTH, getAnnotationAccess());
+               column.setHover(new JavaExpandHover(ruler, getAnnotationAccess(), new IDoubleClickListener() {
+
+                       public void doubleClick(DoubleClickEvent event) {
+                               // for now: just invoke ruler double click action
+                               triggerAction(ITextEditorActionConstants.RULER_DOUBLE_CLICK);
+                       }
+
+                       private void triggerAction(String actionID) {
+                               IAction action = getAction(actionID);
+                               if (action != null) {
+                                       if (action instanceof IUpdate)
+                                               ((IUpdate) action).update();
+                                       // hack to propagate line change
+                                       if (action instanceof ISelectionListener) {
+                                               ((ISelectionListener) action).selectionChanged(null, null);
+                                       }
+                                       if (action.isEnabled())
+                                               action.run();
+                               }
+                       }
+
+               }));
+               ruler.addDecorator(0, column);
+
+               if (isLineNumberRulerVisible())
+                       ruler.addDecorator(1, createLineNumberRulerColumn());
+               else if (isPrefQuickDiffAlwaysOn())
+                       ruler.addDecorator(1, createChangeRulerColumn());
+
+               return ruler;
+       }
+
+       /**
+        * Returns the folding action group, or <code>null</code> if there is none.
+        *
+        * @return the folding action group, or <code>null</code> if there is none
+        * @since 3.0
+        */
+       protected FoldingActionGroup getFoldingActionGroup() {
+               return fFoldingGroup;
+       }
+
+       /*
+        * @see org.eclipse.ui.texteditor.AbstractTextEditor#performRevert()
+        */
+       protected void performRevert() {
+               ProjectionViewer projectionViewer = (ProjectionViewer) getSourceViewer();
+               projectionViewer.setRedraw(false);
+               try {
+
+                       boolean projectionMode = projectionViewer.isProjectionMode();
+                       if (projectionMode) {
+                               projectionViewer.disableProjection();
+                               if (fProjectionModelUpdater != null)
+                                       fProjectionModelUpdater.uninstall();
+                       }
+
+                       super.performRevert();
+
+                       if (projectionMode) {
+                               if (fProjectionModelUpdater != null)
+                                       fProjectionModelUpdater.install(this, projectionViewer);
+                               projectionViewer.enableProjection();
+                       }
+
+               } finally {
+                       projectionViewer.setRedraw(true);
+               }
+       }
+
+       /**
+        * React to changed selection.
+        *
+        * @since 3.0
+        */
+       protected void selectionChanged() {
+               if (getSelectionProvider() == null)
+                       return;
+               ISourceReference element = computeHighlightRangeSourceReference();
+               if (getPreferenceStore().getBoolean(PreferenceConstants.EDITOR_SYNC_OUTLINE_ON_CURSOR_MOVE))
+                       synchronizeOutlinePage(element);
+               setSelection(element, false);
+               updateStatusLine();
+       }
+
+       private boolean isJavaOutlinePageActive() {
+               IWorkbenchPart part = getActivePart();
+               return part instanceof ContentOutline && ((ContentOutline) part).getCurrentPage() == fOutlinePage;
+       }
+
+       private IWorkbenchPart getActivePart() {
+               IWorkbenchWindow window = getSite().getWorkbenchWindow();
+               IPartService service = window.getPartService();
+               IWorkbenchPart part = service.getActivePart();
+               return part;
+       }
+
+       /**
+        * Computes and returns the source reference that includes the caret and
+        * serves as provider for the outline page selection and the editor range
+        * indication.
+        *
+        * @return the computed source reference
+        * @since 3.0
+        */
+       protected ISourceReference computeHighlightRangeSourceReference() {
+               ISourceViewer sourceViewer = getSourceViewer();
+               if (sourceViewer == null)
+                       return null;
+
+               StyledText styledText = sourceViewer.getTextWidget();
+               if (styledText == null)
+                       return null;
+
+               int caret = 0;
+               if (sourceViewer instanceof ITextViewerExtension5) {
+                       ITextViewerExtension5 extension = (ITextViewerExtension5) sourceViewer;
+                       caret = extension.widgetOffset2ModelOffset(styledText.getCaretOffset());
+               } else {
+                       int offset = sourceViewer.getVisibleRegion().getOffset();
+                       caret = offset + styledText.getCaretOffset();
+               }
+
+               IJavaElement element = getElementAt(caret, false);
+
+               if (!(element instanceof ISourceReference))
+                       return null;
+
+               if (element.getElementType() == IJavaElement.IMPORT_DECLARATION) {
+
+                       IImportDeclaration declaration = (IImportDeclaration) element;
+                       IImportContainer container = (IImportContainer) declaration.getParent();
+                       ISourceRange srcRange = null;
+
+                       try {
+                               srcRange = container.getSourceRange();
+                       } catch (JavaModelException e) {
+                       }
+
+                       if (srcRange != null && srcRange.getOffset() == caret)
+                               return container;
+               }
+
+               return (ISourceReference) element;
+       }
+
+       /**
+        * Returns the most narrow java element including the given offset.
+        *
+        * @param offset
+        *          the offset inside of the requested element
+        * @param reconcile
+        *          <code>true</code> if editor input should be reconciled in
+        *          advance
+        * @return the most narrow java element
+        * @since 3.0
+        */
+       protected IJavaElement getElementAt(int offset, boolean reconcile) {
+               return getElementAt(offset);
+       }
+
+       public ShowInContext getShowInContext() {
+               FileEditorInput fei = (FileEditorInput) getEditorInput();
+               ShowInContext context = BrowserUtil.getShowInContext(fei.getFile(), false, "");
+               if (context != null) {
+                       return context;
+               }
+               return new ShowInContext(fei.getFile(), null);
+       }
+
+       public String[] getShowInTargetIds() {
+               return new String[] { BrowserView.ID_BROWSER };
+       }
+
+       /**
+        * Updates the occurrences annotations based on the current selection.
+        *
+        * @param selection
+        *          the text selection
+        * @param astRoot
+        *          the compilation unit AST
+        * @since 3.0
+        */
+       protected void updateOccurrenceAnnotations(ITextSelection selection) {// ,
+               // CompilationUnit
+               // astRoot)
+               // {
+
+               if (fOccurrencesFinderJob != null)
+                       fOccurrencesFinderJob.cancel();
+
+               if (!fMarkOccurrenceAnnotations)
+                       return;
+
+               // if (astRoot == null || selection == null)
+               if (selection == null)
+                       return;
+
+               IDocument document = getSourceViewer().getDocument();
+               if (document == null)
+                       return;
+
+               fMarkOccurrenceTargetRegion = null;
+               if (document instanceof IDocumentExtension4) {
+                       int offset = selection.getOffset();
+                       long currentModificationStamp = ((IDocumentExtension4) document).getModificationStamp();
+                       if (fMarkOccurrenceTargetRegion != null && currentModificationStamp == fMarkOccurrenceModificationStamp) {
+                               if (fMarkOccurrenceTargetRegion.getOffset() <= offset
+                                               && offset <= fMarkOccurrenceTargetRegion.getOffset() + fMarkOccurrenceTargetRegion.getLength())
+                                       return;
+                       }
+                       fMarkOccurrenceTargetRegion = JavaWordFinder.findWord(document, offset);
+                       fMarkOccurrenceModificationStamp = currentModificationStamp;
+               }
+
+               if (fMarkOccurrenceTargetRegion == null || fMarkOccurrenceTargetRegion.getLength() == 0) {
+                       return;
+               }
+
+               List matches = null;
+
+               if (matches == null) {
+                       try {
+                               matches = new ArrayList();
+
+                               Scanner fScanner = new Scanner();
+                               fScanner.setSource(document.get().toCharArray());
+                               fScanner.setPHPMode(false);
+                               String wordStr;
+                               char[] word;
+
+                               wordStr = document.get(fMarkOccurrenceTargetRegion.getOffset(), fMarkOccurrenceTargetRegion.getLength());
+                               if (wordStr != null) {
+                                       word = wordStr.toCharArray();
+                                       int fToken = ITerminalSymbols.TokenNameEOF;
+                                       try {
+                                               fToken = fScanner.getNextToken();
+                                               while (fToken != ITerminalSymbols.TokenNameEOF) { // && fToken !=
+                                                       // TokenNameERROR) {
+                                                       if (fToken == ITerminalSymbols.TokenNameVariable || fToken == ITerminalSymbols.TokenNameIdentifier) {
+                                                               // global variable
+                                                               if (fScanner.equalsCurrentTokenSource(word)) {
+                                                                       matches.add(new Region(fScanner.getCurrentTokenStartPosition(), fScanner.getCurrentTokenEndPosition()
+                                                                                       - fScanner.getCurrentTokenStartPosition() + 1));
+                                                               }
+                                                       }
+                                                       fToken = fScanner.getNextToken();
+                                               }
+                                       } catch (InvalidInputException e) {
+                                               // ignore errors
+                                       } catch (SyntaxError e) {
+                                               // ignore errors
+                                       }
+                               }
+                       } catch (BadLocationException e1) {
+                               // ignore errors
+                       } catch (Exception e) {
+                               e.printStackTrace();
+                               // ignore errors
+                       }
+
+               }
+
+               if (matches == null || matches.size() == 0) {
+                       if (!fStickyOccurrenceAnnotations)
+                               removeOccurrenceAnnotations();
+                       return;
+               }
+
+               Position[] positions = new Position[matches.size()];
+               int i = 0;
+               for (Iterator each = matches.iterator(); each.hasNext();) {
+                       IRegion currentNode = (IRegion) each.next();
+                       positions[i++] = new Position(currentNode.getOffset(), currentNode.getLength());
+               }
+
+               fOccurrencesFinderJob = new OccurrencesFinderJob(document, positions, selection);
+               // fOccurrencesFinderJob.setPriority(Job.DECORATE);
+               // fOccurrencesFinderJob.setSystem(true);
+               // fOccurrencesFinderJob.schedule();
+               fOccurrencesFinderJob.run(new NullProgressMonitor());
+       }
+
+       protected void installOccurrencesFinder() {
+               fMarkOccurrenceAnnotations = true;
+
+               fPostSelectionListenerWithAST = new ISelectionListenerWithAST() {
+                       public void selectionChanged(IEditorPart part, ITextSelection selection) { // ,
+                               // CompilationUnit
+                               // astRoot)
+                               // {
+                               updateOccurrenceAnnotations(selection);// , astRoot);
+                       }
+               };
+               SelectionListenerWithASTManager.getDefault().addListener(this, fPostSelectionListenerWithAST);
+               if (getSelectionProvider() != null) {
+                       fForcedMarkOccurrencesSelection = getSelectionProvider().getSelection();
+                       SelectionListenerWithASTManager.getDefault().forceSelectionChange(this, (ITextSelection) fForcedMarkOccurrencesSelection);
+               }
+
+               if (fOccurrencesFinderJobCanceler == null) {
+                       fOccurrencesFinderJobCanceler = new OccurrencesFinderJobCanceler();
+                       fOccurrencesFinderJobCanceler.install();
+               }
+       }
+
+       protected void uninstallOccurrencesFinder() {
+               fMarkOccurrenceAnnotations = false;
+
+               if (fOccurrencesFinderJob != null) {
+                       fOccurrencesFinderJob.cancel();
+                       fOccurrencesFinderJob = null;
+               }
+
+               if (fOccurrencesFinderJobCanceler != null) {
+                       fOccurrencesFinderJobCanceler.uninstall();
+                       fOccurrencesFinderJobCanceler = null;
+               }
+
+               if (fPostSelectionListenerWithAST != null) {
+                       SelectionListenerWithASTManager.getDefault().removeListener(this, fPostSelectionListenerWithAST);
+                       fPostSelectionListenerWithAST = null;
+               }
+
+               removeOccurrenceAnnotations();
+       }
+
+       protected boolean isMarkingOccurrences() {
+               return fMarkOccurrenceAnnotations;
+       }
+
+       void removeOccurrenceAnnotations() {
+               fMarkOccurrenceModificationStamp = IDocumentExtension4.UNKNOWN_MODIFICATION_STAMP;
+               fMarkOccurrenceTargetRegion = null;
+
+               IDocumentProvider documentProvider = getDocumentProvider();
+               if (documentProvider == null)
+                       return;
+
+               IAnnotationModel annotationModel = documentProvider.getAnnotationModel(getEditorInput());
+               if (annotationModel == null || fOccurrenceAnnotations == null)
+                       return;
+
+               synchronized (getLockObject(annotationModel)) {
+                       if (annotationModel instanceof IAnnotationModelExtension) {
+                               ((IAnnotationModelExtension) annotationModel).replaceAnnotations(fOccurrenceAnnotations, null);
+                       } else {
+                               for (int i = 0, length = fOccurrenceAnnotations.length; i < length; i++)
+                                       annotationModel.removeAnnotation(fOccurrenceAnnotations[i]);
+                       }
+                       fOccurrenceAnnotations = null;
+               }
+       }
+}
\ No newline at end of file