X-Git-Url: http://secure.phpeclipse.com
diff --git a/net.sourceforge.phpeclipse.ui/src/net/sourceforge/phpeclipse/phpeditor/JavaOutlinePage.java b/net.sourceforge.phpeclipse.ui/src/net/sourceforge/phpeclipse/phpeditor/JavaOutlinePage.java
new file mode 100644
index 0000000..9dac4f3
--- /dev/null
+++ b/net.sourceforge.phpeclipse.ui/src/net/sourceforge/phpeclipse/phpeditor/JavaOutlinePage.java
@@ -0,0 +1,1428 @@
+/*******************************************************************************
+ * Copyright (c) 2000, 2004 IBM Corporation 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 API and implementation
+ *******************************************************************************/
+package net.sourceforge.phpeclipse.phpeditor;
+
+import java.util.Enumeration;
+import java.util.Hashtable;
+import java.util.List;
+import java.util.ResourceBundle;
+import java.util.Vector;
+
+import net.sourceforge.phpdt.core.ElementChangedEvent;
+import net.sourceforge.phpdt.core.ICompilationUnit;
+import net.sourceforge.phpdt.core.IElementChangedListener;
+import net.sourceforge.phpdt.core.IField;
+import net.sourceforge.phpdt.core.IJavaElement;
+import net.sourceforge.phpdt.core.IJavaElementDelta;
+import net.sourceforge.phpdt.core.IMember;
+import net.sourceforge.phpdt.core.IMethod;
+import net.sourceforge.phpdt.core.IParent;
+import net.sourceforge.phpdt.core.ISourceRange;
+import net.sourceforge.phpdt.core.ISourceReference;
+import net.sourceforge.phpdt.core.IType;
+import net.sourceforge.phpdt.core.JavaCore;
+import net.sourceforge.phpdt.core.JavaModelException;
+import net.sourceforge.phpdt.internal.corext.util.JavaModelUtil;
+import net.sourceforge.phpdt.internal.ui.IJavaHelpContextIds;
+import net.sourceforge.phpdt.internal.ui.PHPUiImages;
+import net.sourceforge.phpdt.internal.ui.actions.AbstractToggleLinkingAction;
+import net.sourceforge.phpdt.internal.ui.actions.CompositeActionGroup;
+import net.sourceforge.phpdt.internal.ui.preferences.MembersOrderPreferenceCache;
+import net.sourceforge.phpdt.internal.ui.viewsupport.AppearanceAwareLabelProvider;
+import net.sourceforge.phpdt.internal.ui.viewsupport.DecoratingJavaLabelProvider;
+import net.sourceforge.phpdt.internal.ui.viewsupport.JavaElementLabels;
+import net.sourceforge.phpdt.internal.ui.viewsupport.StatusBarUpdater;
+import net.sourceforge.phpdt.ui.JavaElementSorter;
+import net.sourceforge.phpdt.ui.JavaUI;
+import net.sourceforge.phpdt.ui.PreferenceConstants;
+import net.sourceforge.phpdt.ui.ProblemsLabelDecorator.ProblemsLabelChangedEvent;
+import net.sourceforge.phpdt.ui.actions.CustomFiltersActionGroup;
+import net.sourceforge.phpdt.ui.actions.GenerateActionGroup;
+import net.sourceforge.phpdt.ui.actions.MemberFilterActionGroup;
+import net.sourceforge.phpdt.ui.actions.PHPdtActionConstants;
+import net.sourceforge.phpeclipse.PHPeclipsePlugin;
+import net.sourceforge.phpeclipse.ui.WebUI;
+
+import org.eclipse.core.resources.IResource;
+import org.eclipse.core.runtime.IAdaptable;
+import org.eclipse.core.runtime.ListenerList;
+import org.eclipse.jface.action.Action;
+import org.eclipse.jface.action.IAction;
+import org.eclipse.jface.action.IMenuListener;
+import org.eclipse.jface.action.IMenuManager;
+import org.eclipse.jface.action.IStatusLineManager;
+import org.eclipse.jface.action.IToolBarManager;
+import org.eclipse.jface.action.MenuManager;
+import org.eclipse.jface.action.Separator;
+import org.eclipse.jface.preference.IPreferenceStore;
+import org.eclipse.jface.text.Assert;
+import org.eclipse.jface.text.ITextSelection;
+import org.eclipse.jface.util.IPropertyChangeListener;
+import org.eclipse.jface.util.PropertyChangeEvent;
+import org.eclipse.jface.viewers.IBaseLabelProvider;
+import org.eclipse.jface.viewers.IPostSelectionProvider;
+import org.eclipse.jface.viewers.ISelection;
+import org.eclipse.jface.viewers.ISelectionChangedListener;
+import org.eclipse.jface.viewers.IStructuredSelection;
+import org.eclipse.jface.viewers.ITreeContentProvider;
+import org.eclipse.jface.viewers.LabelProviderChangedEvent;
+import org.eclipse.jface.viewers.SelectionChangedEvent;
+import org.eclipse.jface.viewers.StructuredSelection;
+import org.eclipse.jface.viewers.TreeViewer;
+import org.eclipse.jface.viewers.Viewer;
+import org.eclipse.jface.viewers.ViewerFilter;
+import org.eclipse.swt.SWT;
+import org.eclipse.swt.custom.BusyIndicator;
+import org.eclipse.swt.dnd.DND;
+import org.eclipse.swt.dnd.Transfer;
+import org.eclipse.swt.widgets.Composite;
+import org.eclipse.swt.widgets.Control;
+import org.eclipse.swt.widgets.Display;
+import org.eclipse.swt.widgets.Item;
+import org.eclipse.swt.widgets.Menu;
+import org.eclipse.swt.widgets.Tree;
+import org.eclipse.swt.widgets.Widget;
+import org.eclipse.ui.IActionBars;
+import org.eclipse.ui.PlatformUI;
+import org.eclipse.ui.actions.ActionContext;
+import org.eclipse.ui.actions.ActionFactory;
+import org.eclipse.ui.actions.ActionGroup;
+import org.eclipse.ui.model.IWorkbenchAdapter;
+import org.eclipse.ui.model.WorkbenchAdapter;
+import org.eclipse.ui.part.IPageSite;
+import org.eclipse.ui.part.IShowInSource;
+import org.eclipse.ui.part.IShowInTarget;
+import org.eclipse.ui.part.IShowInTargetList;
+import org.eclipse.ui.part.Page;
+import org.eclipse.ui.part.ShowInContext;
+import org.eclipse.ui.texteditor.GotoAnnotationAction;
+import org.eclipse.ui.texteditor.ITextEditorActionConstants;
+import org.eclipse.ui.texteditor.ITextEditorActionDefinitionIds;
+import org.eclipse.ui.texteditor.IUpdate;
+import org.eclipse.ui.texteditor.TextEditorAction;
+import org.eclipse.ui.views.contentoutline.IContentOutlinePage;
+import org.eclipse.ui.views.navigator.LocalSelectionTransfer;
+
+/**
+ * The content outline page of the Java editor. The viewer implements a
+ * proprietary update mechanism based on Java model deltas. It does not react on
+ * domain changes. It is specified to show the content of ICompilationUnits and
+ * IClassFiles. Publishes its context menu under
+ * PHPeclipsePlugin.getDefault().getPluginId() + ".outline".
+ */
+public class JavaOutlinePage extends Page implements IContentOutlinePage,
+ IAdaptable, IPostSelectionProvider {
+
+ static Object[] NO_CHILDREN = new Object[0];
+
+ /**
+ * The element change listener of the java outline viewer.
+ *
+ * @see IElementChangedListener
+ */
+ class ElementChangedListener implements IElementChangedListener {
+
+ public void elementChanged(final ElementChangedEvent e) {
+
+ if (getControl() == null)
+ return;
+
+ Display d = getControl().getDisplay();
+ if (d != null) {
+ d.asyncExec(new Runnable() {
+ public void run() {
+ ICompilationUnit cu = (ICompilationUnit) fInput;
+ IJavaElement base = cu;
+ // if (fTopLevelTypeOnly) {
+ // base= getMainType(cu);
+ // if (base == null) {
+ if (fOutlineViewer != null)
+ fOutlineViewer.refresh(true);
+ return;
+ // }
+ // }
+ // IJavaElementDelta delta= findElement(base,
+ // e.getDelta());
+ // if (delta != null && fOutlineViewer != null) {
+ // fOutlineViewer.reconcile(delta);
+ // }
+ }
+ });
+ }
+ }
+
+ private boolean isPossibleStructuralChange(IJavaElementDelta cuDelta) {
+ if (cuDelta.getKind() != IJavaElementDelta.CHANGED) {
+ return true; // add or remove
+ }
+ int flags = cuDelta.getFlags();
+ if ((flags & IJavaElementDelta.F_CHILDREN) != 0) {
+ return true;
+ }
+ return (flags & (IJavaElementDelta.F_CONTENT | IJavaElementDelta.F_FINE_GRAINED)) == IJavaElementDelta.F_CONTENT;
+ }
+
+ protected IJavaElementDelta findElement(IJavaElement unit,
+ IJavaElementDelta delta) {
+
+ if (delta == null || unit == null)
+ return null;
+
+ IJavaElement element = delta.getElement();
+
+ if (unit.equals(element)) {
+ if (isPossibleStructuralChange(delta)) {
+ return delta;
+ }
+ return null;
+ }
+
+ if (element.getElementType() > IJavaElement.CLASS_FILE)
+ return null;
+
+ IJavaElementDelta[] children = delta.getAffectedChildren();
+ if (children == null || children.length == 0)
+ return null;
+
+ for (int i = 0; i < children.length; i++) {
+ IJavaElementDelta d = findElement(unit, children[i]);
+ if (d != null)
+ return d;
+ }
+
+ return null;
+ }
+ }
+
+ static class NoClassElement extends WorkbenchAdapter implements IAdaptable {
+ /*
+ * @see java.lang.Object#toString()
+ */
+ public String toString() {
+ return PHPEditorMessages
+ .getString("JavaOutlinePage.error.NoTopLevelType"); //$NON-NLS-1$
+ }
+
+ /*
+ * @see org.eclipse.core.runtime.IAdaptable#getAdapter(Class)
+ */
+ public Object getAdapter(Class clas) {
+ if (clas == IWorkbenchAdapter.class)
+ return this;
+ return null;
+ }
+ }
+
+ /**
+ * Content provider for the children of an ICompilationUnit or an IClassFile
+ *
+ * @see ITreeContentProvider
+ */
+ class ChildrenProvider implements ITreeContentProvider {
+
+ private Object[] NO_CLASS = new Object[] { new NoClassElement() };
+
+ private ElementChangedListener fListener;
+
+ protected boolean matches(IJavaElement element) {
+ if (element.getElementType() == IJavaElement.METHOD) {
+ String name = element.getElementName();
+ return (name != null && name.indexOf('<') >= 0);
+ }
+ return false;
+ }
+
+ protected IJavaElement[] filter(IJavaElement[] children) {
+ boolean initializers = false;
+ for (int i = 0; i < children.length; i++) {
+ if (matches(children[i])) {
+ initializers = true;
+ break;
+ }
+ }
+
+ if (!initializers)
+ return children;
+
+ Vector v = new Vector();
+ for (int i = 0; i < children.length; i++) {
+ if (matches(children[i]))
+ continue;
+ v.addElement(children[i]);
+ }
+
+ IJavaElement[] result = new IJavaElement[v.size()];
+ v.copyInto(result);
+ return result;
+ }
+
+ public Object[] getChildren(Object parent) {
+ if (parent instanceof IParent) {
+ IParent c = (IParent) parent;
+ try {
+ return filter(c.getChildren());
+ } catch (JavaModelException x) {
+ // https://bugs.eclipse.org/bugs/show_bug.cgi?id=38341
+ // don't log NotExist exceptions as this is a valid case
+ // since we might have been posted and the element
+ // removed in the meantime.
+ if (PHPeclipsePlugin.isDebug() || !x.isDoesNotExist())
+ PHPeclipsePlugin.log(x);
+ }
+ }
+ return NO_CHILDREN;
+ }
+
+ public Object[] getElements(Object parent) {
+ if (fTopLevelTypeOnly) {
+ if (parent instanceof ICompilationUnit) {
+ try {
+ IType type = getMainType((ICompilationUnit) parent);
+ return type != null ? type.getChildren() : NO_CLASS;
+ } catch (JavaModelException e) {
+ PHPeclipsePlugin.log(e);
+ }
+ }
+ // else if (parent instanceof IClassFile) {
+ // try {
+ // IType type= getMainType((IClassFile) parent);
+ // return type != null ? type.getChildren() : NO_CLASS;
+ // } catch (JavaModelException e) {
+ // PHPeclipsePlugin.log(e);
+ // }
+ // }
+ }
+ return getChildren(parent);
+ }
+
+ public Object getParent(Object child) {
+ if (child instanceof IJavaElement) {
+ IJavaElement e = (IJavaElement) child;
+ return e.getParent();
+ }
+ return null;
+ }
+
+ public boolean hasChildren(Object parent) {
+ if (parent instanceof IParent) {
+ IParent c = (IParent) parent;
+ try {
+ IJavaElement[] children = filter(c.getChildren());
+ return (children != null && children.length > 0);
+ } catch (JavaModelException x) {
+ // https://bugs.eclipse.org/bugs/show_bug.cgi?id=38341
+ // don't log NotExist exceptions as this is a valid case
+ // since we might have been posted and the element
+ // removed in the meantime.
+ if (PHPeclipsePlugin.isDebug() || !x.isDoesNotExist())
+ PHPeclipsePlugin.log(x);
+ }
+ }
+ return false;
+ }
+
+ public boolean isDeleted(Object o) {
+ return false;
+ }
+
+ public void dispose() {
+ if (fListener != null) {
+ JavaCore.removeElementChangedListener(fListener);
+ fListener = null;
+ }
+ }
+
+ /*
+ * @see IContentProvider#inputChanged(Viewer, Object, Object)
+ */
+ public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {
+ boolean isCU = (newInput instanceof ICompilationUnit);
+
+ if (isCU && fListener == null) {
+ fListener = new ElementChangedListener();
+ JavaCore.addElementChangedListener(fListener);
+ } else if (!isCU && fListener != null) {
+ JavaCore.removeElementChangedListener(fListener);
+ fListener = null;
+ }
+ }
+ }
+
+ class JavaOutlineViewer extends TreeViewer {
+
+ /**
+ * Indicates an item which has been reused. At the point of its reuse it
+ * has been expanded. This field is used to communicate between
+ * internalExpandToLevel and reuseTreeItem.
+ */
+ private Item fReusedExpandedItem;
+
+ private boolean fReorderedMembers;
+
+ private boolean fForceFireSelectionChanged;
+
+ public JavaOutlineViewer(Tree tree) {
+ super(tree);
+ setAutoExpandLevel(ALL_LEVELS);
+ setUseHashlookup(true);
+ }
+
+ /**
+ * Investigates the given element change event and if affected
+ * incrementally updates the Java outline.
+ *
+ * @param delta
+ * the Java element delta used to reconcile the Java outline
+ */
+ public void reconcile(IJavaElementDelta delta) {
+ fReorderedMembers = false;
+ fForceFireSelectionChanged = false;
+ if (getSorter() == null) {
+ if (fTopLevelTypeOnly && delta.getElement() instanceof IType
+ && (delta.getKind() & IJavaElementDelta.ADDED) != 0) {
+ refresh(true);
+
+ } else {
+ Widget w = findItem(fInput);
+ if (w != null && !w.isDisposed())
+ update(w, delta);
+ if (fForceFireSelectionChanged)
+ fireSelectionChanged(new SelectionChangedEvent(
+ getSite().getSelectionProvider(), this
+ .getSelection()));
+ if (fReorderedMembers) {
+ refresh(false);
+ fReorderedMembers = false;
+ }
+ }
+ } else {
+ // just for now
+ refresh(true);
+ }
+ }
+
+ /*
+ * @see TreeViewer#internalExpandToLevel
+ */
+ protected void internalExpandToLevel(Widget node, int level) {
+ if (node instanceof Item) {
+ Item i = (Item) node;
+ if (i.getData() instanceof IJavaElement) {
+ IJavaElement je = (IJavaElement) i.getData();
+ if (je.getElementType() == IJavaElement.IMPORT_CONTAINER
+ || isInnerType(je)) {
+ if (i != fReusedExpandedItem) {
+ setExpanded(i, false);
+ return;
+ }
+ }
+ }
+ }
+ super.internalExpandToLevel(node, level);
+ }
+
+ protected void reuseTreeItem(Item item, Object element) {
+
+ // remove children
+ Item[] c = getChildren(item);
+ if (c != null && c.length > 0) {
+
+ if (getExpanded(item))
+ fReusedExpandedItem = item;
+
+ for (int k = 0; k < c.length; k++) {
+ if (c[k].getData() != null)
+ disassociate(c[k]);
+ c[k].dispose();
+ }
+ }
+
+ updateItem(item, element);
+ updatePlus(item, element);
+ internalExpandToLevel(item, ALL_LEVELS);
+
+ fReusedExpandedItem = null;
+ fForceFireSelectionChanged = true;
+ }
+
+ protected boolean mustUpdateParent(IJavaElementDelta delta,
+ IJavaElement element) {
+ if (element instanceof IMethod) {
+ if ((delta.getKind() & IJavaElementDelta.ADDED) != 0) {
+ try {
+ return ((IMethod) element).isMainMethod();
+ } catch (JavaModelException e) {
+ PHPeclipsePlugin.log(e.getStatus());
+ }
+ }
+ return "main".equals(element.getElementName()); //$NON-NLS-1$
+ }
+ return false;
+ }
+
+ /*
+ * @see org.eclipse.jface.viewers.AbstractTreeViewer#isExpandable(java.lang.Object)
+ */
+ public boolean isExpandable(Object element) {
+ if (hasFilters()) {
+ return getFilteredChildren(element).length > 0;
+ }
+ return super.isExpandable(element);
+ }
+
+ protected ISourceRange getSourceRange(IJavaElement element)
+ throws JavaModelException {
+ if (element instanceof ISourceReference)
+ return ((ISourceReference) element).getSourceRange();
+ if (element instanceof IMember)// && !(element instanceof
+ // IInitializer))
+ return ((IMember) element).getNameRange();
+ return null;
+ }
+
+ protected boolean overlaps(ISourceRange range, int start, int end) {
+ return start <= (range.getOffset() + range.getLength() - 1)
+ && range.getOffset() <= end;
+ }
+
+ protected boolean filtered(IJavaElement parent, IJavaElement child) {
+
+ Object[] result = new Object[] { child };
+ ViewerFilter[] filters = getFilters();
+ for (int i = 0; i < filters.length; i++) {
+ result = filters[i].filter(this, parent, result);
+ if (result.length == 0)
+ return true;
+ }
+
+ return false;
+ }
+
+ protected void update(Widget w, IJavaElementDelta delta) {
+
+ Item item;
+
+ IJavaElement parent = delta.getElement();
+ IJavaElementDelta[] affected = delta.getAffectedChildren();
+ Item[] children = getChildren(w);
+
+ boolean doUpdateParent = false;
+ boolean doUpdateParentsPlus = false;
+
+ Vector deletions = new Vector();
+ Vector additions = new Vector();
+
+ for (int i = 0; i < affected.length; i++) {
+ IJavaElementDelta affectedDelta = affected[i];
+ IJavaElement affectedElement = affectedDelta.getElement();
+ int status = affected[i].getKind();
+
+ // find tree item with affected element
+ int j;
+ for (j = 0; j < children.length; j++)
+ if (affectedElement.equals(children[j].getData()))
+ break;
+
+ if (j == children.length) {
+ // remove from collapsed parent
+ if ((status & IJavaElementDelta.REMOVED) != 0) {
+ doUpdateParentsPlus = true;
+ continue;
+ }
+ // addition
+ if ((status & IJavaElementDelta.CHANGED) != 0
+ && (affectedDelta.getFlags() & IJavaElementDelta.F_MODIFIERS) != 0
+ && !filtered(parent, affectedElement)) {
+ additions.addElement(affectedDelta);
+ }
+ continue;
+ }
+
+ item = children[j];
+
+ // removed
+ if ((status & IJavaElementDelta.REMOVED) != 0) {
+ deletions.addElement(item);
+ doUpdateParent = doUpdateParent
+ || mustUpdateParent(affectedDelta, affectedElement);
+
+ // changed
+ } else if ((status & IJavaElementDelta.CHANGED) != 0) {
+ int change = affectedDelta.getFlags();
+ doUpdateParent = doUpdateParent
+ || mustUpdateParent(affectedDelta, affectedElement);
+
+ if ((change & IJavaElementDelta.F_MODIFIERS) != 0) {
+ if (filtered(parent, affectedElement))
+ deletions.addElement(item);
+ else
+ updateItem(item, affectedElement);
+ }
+
+ if ((change & IJavaElementDelta.F_CONTENT) != 0)
+ updateItem(item, affectedElement);
+
+ if ((change & IJavaElementDelta.F_CHILDREN) != 0)
+ update(item, affectedDelta);
+
+ if ((change & IJavaElementDelta.F_REORDER) != 0)
+ fReorderedMembers = true;
+ }
+ }
+
+ // find all elements to add
+ IJavaElementDelta[] add = delta.getAddedChildren();
+ if (additions.size() > 0) {
+ IJavaElementDelta[] tmp = new IJavaElementDelta[add.length
+ + additions.size()];
+ System.arraycopy(add, 0, tmp, 0, add.length);
+ for (int i = 0; i < additions.size(); i++)
+ tmp[i + add.length] = (IJavaElementDelta) additions
+ .elementAt(i);
+ add = tmp;
+ }
+
+ // add at the right position
+ go2: for (int i = 0; i < add.length; i++) {
+
+ try {
+
+ IJavaElement e = add[i].getElement();
+ if (filtered(parent, e))
+ continue go2;
+
+ doUpdateParent = doUpdateParent
+ || mustUpdateParent(add[i], e);
+ ISourceRange rng = getSourceRange(e);
+ int start = rng.getOffset();
+ int end = start + rng.getLength() - 1;
+ int nameOffset = Integer.MAX_VALUE;
+ if (e instanceof IField) {
+ ISourceRange nameRange = ((IField) e).getNameRange();
+ if (nameRange != null)
+ nameOffset = nameRange.getOffset();
+ }
+
+ Item last = null;
+ item = null;
+ children = getChildren(w);
+
+ for (int j = 0; j < children.length; j++) {
+ item = children[j];
+ IJavaElement r = (IJavaElement) item.getData();
+
+ if (r == null) {
+ // parent node collapsed and not be opened before ->
+ // do nothing
+ continue go2;
+ }
+
+ try {
+ rng = getSourceRange(r);
+
+ // multi-field declarations always start at
+ // the same offset. They also have the same
+ // end offset if the field sequence is terminated
+ // with a semicolon. If not, the source range
+ // ends behind the identifier / initializer
+ // see
+ // https://bugs.eclipse.org/bugs/show_bug.cgi?id=51851
+ boolean multiFieldDeclaration = r.getElementType() == IJavaElement.FIELD
+ && e.getElementType() == IJavaElement.FIELD
+ && rng.getOffset() == start;
+
+ // elements are inserted by occurrence
+ // however, multi-field declarations have
+ // equal source ranges offsets, therefore we
+ // compare name-range offsets.
+ boolean multiFieldOrderBefore = false;
+ if (multiFieldDeclaration) {
+ if (r instanceof IField) {
+ ISourceRange nameRange = ((IField) r)
+ .getNameRange();
+ if (nameRange != null) {
+ if (nameRange.getOffset() > nameOffset)
+ multiFieldOrderBefore = true;
+ }
+ }
+ }
+
+ if (!multiFieldDeclaration
+ && overlaps(rng, start, end)) {
+
+ // be tolerant if the delta is not correct, or
+ // if
+ // the tree has been updated other than by a
+ // delta
+ reuseTreeItem(item, e);
+ continue go2;
+
+ } else if (multiFieldOrderBefore
+ || rng.getOffset() > start) {
+
+ if (last != null && deletions.contains(last)) {
+ // reuse item
+ deletions.removeElement(last);
+ reuseTreeItem(last, e);
+ } else {
+ // nothing to reuse
+ createTreeItem(w, e, j);
+ }
+ continue go2;
+ }
+
+ } catch (JavaModelException x) {
+ // stumbled over deleted element
+ }
+
+ last = item;
+ }
+
+ // add at the end of the list
+ if (last != null && deletions.contains(last)) {
+ // reuse item
+ deletions.removeElement(last);
+ reuseTreeItem(last, e);
+ } else {
+ // nothing to reuse
+ createTreeItem(w, e, -1);
+ }
+
+ } catch (JavaModelException x) {
+ // the element to be added is not present -> don't add it
+ }
+ }
+
+ // remove items which haven't been reused
+ Enumeration e = deletions.elements();
+ while (e.hasMoreElements()) {
+ item = (Item) e.nextElement();
+ disassociate(item);
+ item.dispose();
+ }
+
+ if (doUpdateParent)
+ updateItem(w, delta.getElement());
+ if (!doUpdateParent && doUpdateParentsPlus && w instanceof Item)
+ updatePlus((Item) w, delta.getElement());
+ }
+
+ /*
+ * @see ContentViewer#handleLabelProviderChanged(LabelProviderChangedEvent)
+ */
+ protected void handleLabelProviderChanged(
+ LabelProviderChangedEvent event) {
+ Object input = getInput();
+ if (event instanceof ProblemsLabelChangedEvent) {
+ ProblemsLabelChangedEvent e = (ProblemsLabelChangedEvent) event;
+ if (e.isMarkerChange() && input instanceof ICompilationUnit) {
+ return; // marker changes can be ignored
+ }
+ }
+ // look if the underlying resource changed
+ Object[] changed = event.getElements();
+ if (changed != null) {
+ IResource resource = getUnderlyingResource();
+ if (resource != null) {
+ for (int i = 0; i < changed.length; i++) {
+ if (changed[i] != null && changed[i].equals(resource)) {
+ // change event to a full refresh
+ event = new LabelProviderChangedEvent(
+ (IBaseLabelProvider) event.getSource());
+ break;
+ }
+ }
+ }
+ }
+ super.handleLabelProviderChanged(event);
+ }
+
+ private IResource getUnderlyingResource() {
+ Object input = getInput();
+ if (input instanceof ICompilationUnit) {
+ ICompilationUnit cu = (ICompilationUnit) input;
+ cu = JavaModelUtil.toOriginal(cu);
+ return cu.getResource();
+ }
+ // else if (input instanceof IClassFile) {
+ // return ((IClassFile) input).getResource();
+ // }
+ return null;
+ }
+
+ }
+
+ class LexicalSortingAction extends Action {
+
+ private JavaElementSorter fSorter = new JavaElementSorter();
+
+ public LexicalSortingAction() {
+ super();
+ PlatformUI.getWorkbench().getHelpSystem().setHelp(this,
+ IJavaHelpContextIds.LEXICAL_SORTING_OUTLINE_ACTION);
+ setText(PHPEditorMessages.getString("JavaOutlinePage.Sort.label")); //$NON-NLS-1$
+ PHPUiImages.setLocalImageDescriptors(this, "alphab_sort_co.gif"); //$NON-NLS-1$
+ setToolTipText(PHPEditorMessages
+ .getString("JavaOutlinePage.Sort.tooltip")); //$NON-NLS-1$
+ setDescription(PHPEditorMessages
+ .getString("JavaOutlinePage.Sort.description")); //$NON-NLS-1$
+
+ boolean checked = WebUI.getDefault()
+ .getPreferenceStore().getBoolean(
+ "LexicalSortingAction.isChecked"); //$NON-NLS-1$
+ valueChanged(checked, false);
+ }
+
+ public void run() {
+ valueChanged(isChecked(), true);
+ }
+
+ private void valueChanged(final boolean on, boolean store) {
+ setChecked(on);
+ BusyIndicator.showWhile(fOutlineViewer.getControl().getDisplay(),
+ new Runnable() {
+ public void run() {
+ fOutlineViewer.setSorter(on ? fSorter : null);
+ }
+ });
+
+ if (store)
+ WebUI.getDefault().getPreferenceStore().setValue(
+ "LexicalSortingAction.isChecked", on); //$NON-NLS-1$
+ }
+ }
+
+ class ClassOnlyAction extends Action {
+
+ public ClassOnlyAction() {
+ super();
+ PlatformUI.getWorkbench().getHelpSystem().setHelp(this,
+ IJavaHelpContextIds.GO_INTO_TOP_LEVEL_TYPE_ACTION);
+ setText(PHPEditorMessages
+ .getString("JavaOutlinePage.GoIntoTopLevelType.label")); //$NON-NLS-1$
+ setToolTipText(PHPEditorMessages
+ .getString("JavaOutlinePage.GoIntoTopLevelType.tooltip")); //$NON-NLS-1$
+ setDescription(PHPEditorMessages
+ .getString("JavaOutlinePage.GoIntoTopLevelType.description")); //$NON-NLS-1$
+ PHPUiImages.setLocalImageDescriptors(this,
+ "gointo_toplevel_type.gif"); //$NON-NLS-1$
+
+ IPreferenceStore preferenceStore = WebUI.getDefault()
+ .getPreferenceStore();
+ boolean showclass = preferenceStore
+ .getBoolean("GoIntoTopLevelTypeAction.isChecked"); //$NON-NLS-1$
+ setTopLevelTypeOnly(showclass);
+ }
+
+ /*
+ * @see org.eclipse.jface.action.Action#run()
+ */
+ public void run() {
+ setTopLevelTypeOnly(!fTopLevelTypeOnly);
+ }
+
+ private void setTopLevelTypeOnly(boolean show) {
+ fTopLevelTypeOnly = show;
+ setChecked(show);
+ fOutlineViewer.refresh(false);
+
+ IPreferenceStore preferenceStore = WebUI.getDefault()
+ .getPreferenceStore();
+ preferenceStore
+ .setValue("GoIntoTopLevelTypeAction.isChecked", show); //$NON-NLS-1$
+ }
+ }
+
+ /**
+ * This action toggles whether this Java Outline page links its selection to
+ * the active editor.
+ *
+ * @since 3.0
+ */
+ public class ToggleLinkingAction extends AbstractToggleLinkingAction {
+
+ JavaOutlinePage fJavaOutlinePage;
+
+ /**
+ * Constructs a new action.
+ *
+ * @param outlinePage
+ * the Java outline page
+ */
+ public ToggleLinkingAction(JavaOutlinePage outlinePage) {
+ boolean isLinkingEnabled = PreferenceConstants
+ .getPreferenceStore()
+ .getBoolean(
+ PreferenceConstants.EDITOR_SYNC_OUTLINE_ON_CURSOR_MOVE);
+ setChecked(isLinkingEnabled);
+ fJavaOutlinePage = outlinePage;
+ }
+
+ /**
+ * Runs the action.
+ */
+ public void run() {
+ PreferenceConstants.getPreferenceStore().setValue(
+ PreferenceConstants.EDITOR_SYNC_OUTLINE_ON_CURSOR_MOVE,
+ isChecked());
+ if (isChecked() && fEditor != null)
+ fEditor.synchronizeOutlinePage(fEditor
+ .computeHighlightRangeSourceReference(), false);
+ }
+
+ }
+
+ /** A flag to show contents of top level type only */
+ private boolean fTopLevelTypeOnly;
+
+ private IJavaElement fInput;
+
+ private String fContextMenuID;
+
+ private Menu fMenu;
+
+ private JavaOutlineViewer fOutlineViewer;
+
+ private PHPEditor fEditor;
+
+ private MemberFilterActionGroup fMemberFilterActionGroup;
+
+ private ListenerList fSelectionChangedListeners = new ListenerList();
+
+ private ListenerList fPostSelectionChangedListeners = new ListenerList();
+
+ private Hashtable fActions = new Hashtable();
+
+ private TogglePresentationAction fTogglePresentation;
+
+ private GotoAnnotationAction fPreviousAnnotation;
+
+ private GotoAnnotationAction fNextAnnotation;
+
+ private TextEditorAction fShowJavadoc;
+
+ private IAction fUndo;
+
+ private IAction fRedo;
+
+ private ToggleLinkingAction fToggleLinkingAction;
+
+ private CompositeActionGroup fActionGroups;
+
+ private IPropertyChangeListener fPropertyChangeListener;
+
+ /**
+ * Custom filter action group.
+ *
+ * @since 3.0
+ */
+ private CustomFiltersActionGroup fCustomFiltersActionGroup;
+
+ public JavaOutlinePage(String contextMenuID, PHPEditor editor) {
+ super();
+
+ Assert.isNotNull(editor);
+
+ fContextMenuID = contextMenuID;
+ fEditor = editor;
+ fTogglePresentation = new TogglePresentationAction();
+ ResourceBundle bundle = PHPEditorMessages.getResourceBundle();
+ fPreviousAnnotation = new GotoAnnotationAction(bundle,
+ "PreviousAnnotation.", null, false); //$NON-NLS-1$
+ fNextAnnotation = new GotoAnnotationAction(bundle,
+ "NextAnnotation.", null, true); //$NON-NLS-1$
+ fShowJavadoc = (TextEditorAction) fEditor.getAction("ShowJavaDoc"); //$NON-NLS-1$
+ fUndo = fEditor.getAction(ITextEditorActionConstants.UNDO);
+ fRedo = fEditor.getAction(ITextEditorActionConstants.REDO);
+
+ fTogglePresentation.setEditor(editor);
+ fPreviousAnnotation.setEditor(editor);
+ fNextAnnotation.setEditor(editor);
+
+ fPropertyChangeListener = new IPropertyChangeListener() {
+ public void propertyChange(PropertyChangeEvent event) {
+ doPropertyChange(event);
+ }
+ };
+ WebUI.getDefault().getPreferenceStore()
+ .addPropertyChangeListener(fPropertyChangeListener);
+ }
+
+ /**
+ * Returns the primary type of a compilation unit (has the same name as the
+ * compilation unit).
+ *
+ * @param compilationUnit
+ * the compilation unit
+ * @return returns the primary type of the compilation unit, or
+ * null if is does not have one
+ */
+ protected IType getMainType(ICompilationUnit compilationUnit) {
+
+ if (compilationUnit == null)
+ return null;
+
+ String name = compilationUnit.getElementName();
+ int index = name.indexOf('.');
+ if (index != -1)
+ name = name.substring(0, index);
+ IType type = compilationUnit.getType(name);
+ return type.exists() ? type : null;
+ }
+
+ /**
+ * Returns the primary type of a class file.
+ *
+ * @param classFile
+ * the class file
+ * @return returns the primary type of the class file, or null
+ * if is does not have one
+ */
+ // protected IType getMainType(IClassFile classFile) {
+ // try {
+ // IType type= classFile.getType();
+ // return type != null && type.exists() ? type : null;
+ // } catch (JavaModelException e) {
+ // return null;
+ // }
+ // }
+ /*
+ * (non-Javadoc) Method declared on Page
+ */
+ public void init(IPageSite pageSite) {
+ super.init(pageSite);
+ }
+
+ private void doPropertyChange(PropertyChangeEvent event) {
+ if (fOutlineViewer != null) {
+ if (MembersOrderPreferenceCache.isMemberOrderProperty(event
+ .getProperty())) {
+ fOutlineViewer.refresh(false);
+ }
+ }
+ }
+
+ /*
+ * @see ISelectionProvider#addSelectionChangedListener(ISelectionChangedListener)
+ */
+ public void addSelectionChangedListener(ISelectionChangedListener listener) {
+ if (fOutlineViewer != null)
+ fOutlineViewer.addSelectionChangedListener(listener);
+ else
+ fSelectionChangedListeners.add(listener);
+ }
+
+ /*
+ * @see ISelectionProvider#removeSelectionChangedListener(ISelectionChangedListener)
+ */
+ public void removeSelectionChangedListener(
+ ISelectionChangedListener listener) {
+ if (fOutlineViewer != null)
+ fOutlineViewer.removeSelectionChangedListener(listener);
+ else
+ fSelectionChangedListeners.remove(listener);
+ }
+
+ /*
+ * @see ISelectionProvider#setSelection(ISelection)
+ */
+ public void setSelection(ISelection selection) {
+ if (fOutlineViewer != null)
+ fOutlineViewer.setSelection(selection);
+ }
+
+ /*
+ * @see ISelectionProvider#getSelection()
+ */
+ public ISelection getSelection() {
+ if (fOutlineViewer == null)
+ return StructuredSelection.EMPTY;
+ return fOutlineViewer.getSelection();
+ }
+
+ /*
+ * @see org.eclipse.jface.text.IPostSelectionProvider#addPostSelectionChangedListener(org.eclipse.jface.viewers.ISelectionChangedListener)
+ */
+ public void addPostSelectionChangedListener(
+ ISelectionChangedListener listener) {
+ if (fOutlineViewer != null)
+ fOutlineViewer.addPostSelectionChangedListener(listener);
+ else
+ fPostSelectionChangedListeners.add(listener);
+ }
+
+ /*
+ * @see org.eclipse.jface.text.IPostSelectionProvider#removePostSelectionChangedListener(org.eclipse.jface.viewers.ISelectionChangedListener)
+ */
+ public void removePostSelectionChangedListener(
+ ISelectionChangedListener listener) {
+ if (fOutlineViewer != null)
+ fOutlineViewer.removePostSelectionChangedListener(listener);
+ else
+ fPostSelectionChangedListeners.remove(listener);
+ }
+
+ private void registerToolbarActions(IActionBars actionBars) {
+
+ IToolBarManager toolBarManager = actionBars.getToolBarManager();
+ if (toolBarManager != null) {
+ toolBarManager.add(new LexicalSortingAction());
+
+ fMemberFilterActionGroup = new MemberFilterActionGroup(
+ fOutlineViewer,
+ "net.sourceforge.phpeclipse.JavaOutlinePage"); //$NON-NLS-1$
+ fMemberFilterActionGroup.contributeToToolBar(toolBarManager);
+
+ fCustomFiltersActionGroup.fillActionBars(actionBars);
+
+ IMenuManager menu = actionBars.getMenuManager();
+ menu.add(new Separator("EndFilterGroup")); //$NON-NLS-1$
+
+ fToggleLinkingAction = new ToggleLinkingAction(this);
+ menu.add(new ClassOnlyAction());
+ menu.add(fToggleLinkingAction);
+ }
+ }
+
+ /*
+ * @see IPage#createControl
+ */
+ public void createControl(Composite parent) {
+
+ Tree tree = new Tree(parent, SWT.MULTI);
+
+ AppearanceAwareLabelProvider lprovider = new AppearanceAwareLabelProvider(
+ AppearanceAwareLabelProvider.DEFAULT_TEXTFLAGS
+ | JavaElementLabels.F_APP_TYPE_SIGNATURE,
+ AppearanceAwareLabelProvider.DEFAULT_IMAGEFLAGS);
+
+ fOutlineViewer = new JavaOutlineViewer(tree);
+ initDragAndDrop();
+ fOutlineViewer.setContentProvider(new ChildrenProvider());
+ fOutlineViewer.setLabelProvider(new DecoratingJavaLabelProvider(
+ lprovider));
+
+ Object[] listeners = fSelectionChangedListeners.getListeners();
+ for (int i = 0; i < listeners.length; i++) {
+ fSelectionChangedListeners.remove(listeners[i]);
+ fOutlineViewer
+ .addSelectionChangedListener((ISelectionChangedListener) listeners[i]);
+ }
+
+ listeners = fPostSelectionChangedListeners.getListeners();
+ for (int i = 0; i < listeners.length; i++) {
+ fPostSelectionChangedListeners.remove(listeners[i]);
+ fOutlineViewer
+ .addPostSelectionChangedListener((ISelectionChangedListener) listeners[i]);
+ }
+
+ MenuManager manager = new MenuManager(fContextMenuID, fContextMenuID);
+ manager.setRemoveAllWhenShown(true);
+ manager.addMenuListener(new IMenuListener() {
+ public void menuAboutToShow(IMenuManager m) {
+ contextMenuAboutToShow(m);
+ }
+ });
+ fMenu = manager.createContextMenu(tree);
+ tree.setMenu(fMenu);
+
+ IPageSite site = getSite();
+ site
+ .registerContextMenu(PHPeclipsePlugin.getPluginId()
+ + ".outline", manager, fOutlineViewer); //$NON-NLS-1$
+ site.setSelectionProvider(fOutlineViewer);
+
+ // we must create the groups after we have set the selection provider to
+ // the site
+ fActionGroups = new CompositeActionGroup(new ActionGroup[] {
+ // new OpenViewActionGroup(this),
+ // new CCPActionGroup(this),
+ new GenerateActionGroup(this) });
+ // new RefactorActionGroup(this),
+ // new JavaSearchActionGroup(this)});
+
+ // register global actions
+ IActionBars bars = site.getActionBars();
+
+ bars.setGlobalActionHandler(ITextEditorActionConstants.UNDO, fUndo);
+ bars.setGlobalActionHandler(ITextEditorActionConstants.REDO, fRedo);
+ bars.setGlobalActionHandler(ActionFactory.PREVIOUS.getId(),
+ fPreviousAnnotation);
+ bars
+ .setGlobalActionHandler(ActionFactory.NEXT.getId(),
+ fNextAnnotation);
+ bars.setGlobalActionHandler(PHPdtActionConstants.SHOW_JAVA_DOC,
+ fShowJavadoc);
+ bars
+ .setGlobalActionHandler(
+ ITextEditorActionDefinitionIds.TOGGLE_SHOW_SELECTED_ELEMENT_ONLY,
+ fTogglePresentation);
+ bars.setGlobalActionHandler(
+ ITextEditorActionDefinitionIds.GOTO_NEXT_ANNOTATION,
+ fNextAnnotation);
+ bars.setGlobalActionHandler(
+ ITextEditorActionDefinitionIds.GOTO_PREVIOUS_ANNOTATION,
+ fPreviousAnnotation);
+
+ fActionGroups.fillActionBars(bars);
+
+ IStatusLineManager statusLineManager = bars.getStatusLineManager();
+ if (statusLineManager != null) {
+ StatusBarUpdater updater = new StatusBarUpdater(statusLineManager);
+ fOutlineViewer.addPostSelectionChangedListener(updater);
+ }
+ // Custom filter group
+ fCustomFiltersActionGroup = new CustomFiltersActionGroup(
+ "net.sourceforge.phpdt.ui.JavaOutlinePage", fOutlineViewer); //$NON-NLS-1$
+
+ registerToolbarActions(bars);
+
+ fOutlineViewer.setInput(fInput);
+ }
+
+ public void dispose() {
+
+ if (fEditor == null)
+ return;
+
+ if (fMemberFilterActionGroup != null) {
+ fMemberFilterActionGroup.dispose();
+ fMemberFilterActionGroup = null;
+ }
+
+ if (fCustomFiltersActionGroup != null) {
+ fCustomFiltersActionGroup.dispose();
+ fCustomFiltersActionGroup = null;
+ }
+
+ fEditor.outlinePageClosed();
+ fEditor = null;
+
+ fSelectionChangedListeners.clear();
+ fSelectionChangedListeners = null;
+
+ fPostSelectionChangedListeners.clear();
+ fPostSelectionChangedListeners = null;
+
+ if (fPropertyChangeListener != null) {
+ WebUI.getDefault().getPreferenceStore()
+ .removePropertyChangeListener(fPropertyChangeListener);
+ fPropertyChangeListener = null;
+ }
+
+ if (fMenu != null && !fMenu.isDisposed()) {
+ fMenu.dispose();
+ fMenu = null;
+ }
+
+ if (fActionGroups != null)
+ fActionGroups.dispose();
+
+ fTogglePresentation.setEditor(null);
+ fPreviousAnnotation.setEditor(null);
+ fNextAnnotation.setEditor(null);
+
+ fOutlineViewer = null;
+
+ super.dispose();
+ }
+
+ public Control getControl() {
+ if (fOutlineViewer != null)
+ return fOutlineViewer.getControl();
+ return null;
+ }
+
+ public void setInput(IJavaElement inputElement) {
+ fInput = inputElement;
+ if (fOutlineViewer != null)
+ fOutlineViewer.setInput(fInput);
+ }
+
+ public void select(ISourceReference reference) {
+ if (fOutlineViewer != null) {
+
+ ISelection s = fOutlineViewer.getSelection();
+ if (s instanceof IStructuredSelection) {
+ IStructuredSelection ss = (IStructuredSelection) s;
+ List elements = ss.toList();
+ if (!elements.contains(reference)) {
+ s = (reference == null ? StructuredSelection.EMPTY
+ : new StructuredSelection(reference));
+ fOutlineViewer.setSelection(s, true);
+ }
+ }
+ }
+ }
+
+ public void setAction(String actionID, IAction action) {
+ Assert.isNotNull(actionID);
+ if (action == null)
+ fActions.remove(actionID);
+ else
+ fActions.put(actionID, action);
+ }
+
+ public IAction getAction(String actionID) {
+ Assert.isNotNull(actionID);
+ return (IAction) fActions.get(actionID);
+ }
+
+ /*
+ * @see org.eclipse.core.runtime.IAdaptable#getAdapter(java.lang.Class)
+ */
+ public Object getAdapter(Class key) {
+ if (key == IShowInSource.class) {
+ return getShowInSource();
+ }
+ if (key == IShowInTargetList.class) {
+ return new IShowInTargetList() {
+ public String[] getShowInTargetIds() {
+ return new String[] { JavaUI.ID_PACKAGES };
+ }
+
+ };
+ }
+ if (key == IShowInTarget.class) {
+ return getShowInTarget();
+ }
+
+ return null;
+ }
+
+ /**
+ * Convenience method to add the action installed under the given actionID
+ * to the specified group of the menu.
+ *
+ * @param menu
+ * the menu manager
+ * @param group
+ * the group to which to add the action
+ * @param actionID
+ * the ID of the new action
+ */
+ protected void addAction(IMenuManager menu, String group, String actionID) {
+ IAction action = getAction(actionID);
+ if (action != null) {
+ if (action instanceof IUpdate)
+ ((IUpdate) action).update();
+
+ if (action.isEnabled()) {
+ IMenuManager subMenu = menu.findMenuUsingPath(group);
+ if (subMenu != null)
+ subMenu.add(action);
+ else
+ menu.appendToGroup(group, action);
+ }
+ }
+ }
+
+ protected void contextMenuAboutToShow(IMenuManager menu) {
+
+ WebUI.createStandardGroups(menu);
+
+ IStructuredSelection selection = (IStructuredSelection) getSelection();
+ fActionGroups.setContext(new ActionContext(selection));
+ fActionGroups.fillContextMenu(menu);
+ }
+
+ /*
+ * @see Page#setFocus()
+ */
+ public void setFocus() {
+ if (fOutlineViewer != null)
+ fOutlineViewer.getControl().setFocus();
+ }
+
+ /**
+ * Checks whether a given Java element is an inner type.
+ *
+ * @param element
+ * the java element
+ * @return true iff the given element is an inner type
+ */
+ private boolean isInnerType(IJavaElement element) {
+
+ if (element != null && element.getElementType() == IJavaElement.TYPE) {
+ IType type = (IType) element;
+ try {
+ return type.isMember();
+ } catch (JavaModelException e) {
+ IJavaElement parent = type.getParent();
+ if (parent != null) {
+ int parentElementType = parent.getElementType();
+ return (parentElementType != IJavaElement.COMPILATION_UNIT && parentElementType != IJavaElement.CLASS_FILE);
+ }
+ }
+ }
+
+ return false;
+ }
+
+ /**
+ * Returns the IShowInSource for this view.
+ *
+ * @return the {@link IShowInSource}
+ */
+ protected IShowInSource getShowInSource() {
+ return new IShowInSource() {
+ public ShowInContext getShowInContext() {
+ return new ShowInContext(null, getSite().getSelectionProvider()
+ .getSelection());
+ }
+ };
+ }
+
+ /**
+ * Returns the IShowInTarget for this view.
+ *
+ * @return the {@link IShowInTarget}
+ */
+ protected IShowInTarget getShowInTarget() {
+ return new IShowInTarget() {
+ public boolean show(ShowInContext context) {
+ ISelection sel = context.getSelection();
+ if (sel instanceof ITextSelection) {
+ ITextSelection tsel = (ITextSelection) sel;
+ int offset = tsel.getOffset();
+ IJavaElement element = fEditor.getElementAt(offset);
+ if (element != null) {
+ setSelection(new StructuredSelection(element));
+ return true;
+ }
+ }
+ return false;
+ }
+ };
+ }
+
+ private void initDragAndDrop() {
+ int ops = DND.DROP_COPY | DND.DROP_MOVE | DND.DROP_LINK;
+ Transfer[] transfers = new Transfer[] { LocalSelectionTransfer
+ .getInstance() };
+
+ // Drop Adapter
+ // TransferDropTargetListener[] dropListeners= new
+ // TransferDropTargetListener[] {
+ // new SelectionTransferDropAdapter(fOutlineViewer)
+ // };
+ // fOutlineViewer.addDropSupport(ops | DND.DROP_DEFAULT, transfers, new
+ // DelegatingDropAdapter(dropListeners));
+
+ // Drag Adapter
+ // TransferDragSourceListener[] dragListeners= new
+ // TransferDragSourceListener[] {
+ // new SelectionTransferDragAdapter(fOutlineViewer)
+ // };
+ // fOutlineViewer.addDragSupport(ops, transfers, new
+ // JdtViewerDragAdapter(fOutlineViewer, dragListeners));
+ }
+}