net.sourceforge.phpeclipse.ui/src/net/sourceforge/phpeclipse/actions/PHPOpenDeclarationAction.java

   1 /***********************************************************************************************************************************
   2  * Copyright (c) 2000, 2002 IBM Corp. and others. All rights reserved. This program and the accompanying materials are made
   3  * available under the terms of the Common Public License v1.0 which accompanies this distribution, and is available at
   4  * http://www.eclipse.org/legal/cpl-v10.html
   5  *
   6  * Contributors: www.phpeclipse.de
   7  **********************************************************************************************************************************/
   8 package net.sourceforge.phpeclipse.actions;
   9
  10 import net.sourceforge.phpdt.internal.ui.actions.ActionUtil;
  11 import net.sourceforge.phpdt.internal.ui.actions.SelectionConverter;
  12 import net.sourceforge.phpdt.ui.actions.SelectionDispatchAction;
  13 import net.sourceforge.phpeclipse.phpeditor.PHPEditor;
  14
  15 import org.eclipse.jface.action.IAction;
  16 import org.eclipse.jface.text.IDocument;
  17 import org.eclipse.jface.text.ITextSelection;
  18 import org.eclipse.jface.text.TextSelection;
  19 import org.eclipse.jface.viewers.ISelection;
  20 import org.eclipse.jface.viewers.IStructuredSelection;
  21 import org.eclipse.ui.IWorkbenchSite;
  22 import org.eclipse.ui.IWorkbenchWindow;
  23
  24 public class PHPOpenDeclarationAction extends SelectionDispatchAction {
  25         private IWorkbenchWindow fWindow;
  26
  27         private PHPEditor fEditor;
  28
  29         public void dispose() {
  30         }
  31
  32         public PHPOpenDeclarationAction(IWorkbenchSite site) {
  33                 super(site);
  34                 // setText(ActionMessages.getString("OpenAction.label")); //$NON-NLS-1$
  35                 // setToolTipText(ActionMessages.getString("OpenAction.tooltip"));
  36                 // //$NON-NLS-1$
  37                 // setDescription(ActionMessages.getString("OpenAction.description"));
  38                 // //$NON-NLS-1$
  39                 // WorkbenchHelp.setHelp(this, IJavaHelpContextIds.OPEN_ACTION);
  40         }
  41
  42         /**
  43          * Note: This constructor is for internal use only. Clients should not call
  44          * this constructor.
  45          */
  46         public PHPOpenDeclarationAction(PHPEditor editor) {
  47                 this(editor.getEditorSite());
  48                 fEditor = editor;
  49                 // setText(ActionMessages.getString("OpenAction.declaration.label"));
  50                 // //$NON-NLS-1$
  51                 setEnabled(SelectionConverter.canOperateOn(fEditor));
  52         }
  53
  54         public void init(IWorkbenchWindow window) {
  55                 this.fWindow = window;
  56         }
  57
  58         public void selectionChanged(IAction action, ISelection selection) {
  59                 if (!selection.isEmpty()) {
  60                         if (selection instanceof TextSelection) {
  61                                 action.setEnabled(true);
  62                         } else if (fWindow.getActivePage() != null
  63                                         && fWindow.getActivePage().getActivePart() != null) {
  64                                 //
  65                         }
  66                 }
  67         }
  68
  69         private boolean checkEnabled(IStructuredSelection selection) {
  70                 if (selection.isEmpty())
  71                         return false;
  72                 return true;
  73         }
  74
  75         /*
  76          * (non-Javadoc) Method declared on SelectionDispatchAction.
  77          */
  78         public void run(ITextSelection selection) {
  79                 if (!ActionUtil.isProcessable(getShell(), fEditor))
  80                         return;
  81                 OpenDeclarationEditorAction openAction = new OpenDeclarationEditorAction(
  82                                 fEditor);
  83                 openAction.openSelectedElement(selection);
  84         }
  85
  86         /*
  87          * (non-Javadoc) Method declared on SelectionDispatchAction.
  88          */
  89         public void run(IStructuredSelection selection) {
  90                 if (!checkEnabled(selection))
  91                         return;
  92                 run(selection.toArray());
  93         }
  94
  95         /**
  96          * Note: this method is for internal use only. Clients should not call this
  97          * method.
  98          */
  99         public void run(Object[] elements) {
 100                 if (elements != null && elements.length > 0) {
 101                         ITextSelection selection = (ITextSelection) fEditor
 102                                         .getSelectionProvider().getSelection();
 103                         IDocument doc = fEditor.getDocumentProvider().getDocument(
 104                                         fEditor.getEditorInput());
 105                         int pos = selection.getOffset();
 106
 107                         OpenDeclarationEditorAction openAction = new OpenDeclarationEditorAction(
 108                                         fEditor);
 109                         openAction.openSelectedPosition(doc, pos);
 110                 }
 111         }
 112
 113 }