1 /**********************************************************************
 
   2 Copyright (c) 2000, 2002 IBM Corp. and others.
 
   3 All rights reserved. This program and the accompanying materials
 
   4 are made available under the terms of the Common Public License v1.0
 
   5 which accompanies this distribution, and is available at
 
   6 http://www.eclipse.org/legal/cpl-v10.html
 
   9     Klaus Hartlage - www.eclipseproject.de
 
  10 **********************************************************************/
 
  11 package net.sourceforge.phpeclipse.actions;
 
  13 import java.util.List;
 
  15 import net.sourceforge.phpeclipse.PHPeclipsePlugin;
 
  16 import net.sourceforge.phpeclipse.builder.IdentifierIndexManager;
 
  17 import net.sourceforge.phpeclipse.builder.PHPIdentifierLocation;
 
  18 import net.sourceforge.phpeclipse.phpeditor.PHPEditor;
 
  19 import net.sourceforge.phpeclipse.phpeditor.php.PHPWordExtractor;
 
  21 import org.eclipse.core.resources.IFile;
 
  22 import org.eclipse.core.resources.IProject;
 
  23 import org.eclipse.core.runtime.CoreException;
 
  24 import org.eclipse.jface.action.IAction;
 
  25 import org.eclipse.jface.text.BadLocationException;
 
  26 import org.eclipse.jface.text.IDocument;
 
  27 import org.eclipse.jface.text.ITextSelection;
 
  28 import org.eclipse.jface.text.TextSelection;
 
  29 import org.eclipse.jface.viewers.ISelection;
 
  30 import org.eclipse.jface.viewers.LabelProvider;
 
  31 import org.eclipse.jface.window.Window;
 
  32 import org.eclipse.swt.graphics.Point;
 
  33 import org.eclipse.ui.IEditorActionDelegate;
 
  34 import org.eclipse.ui.IEditorPart;
 
  35 import org.eclipse.ui.IFileEditorInput;
 
  36 import org.eclipse.ui.IWorkbenchWindow;
 
  37 import org.eclipse.ui.actions.ActionDelegate;
 
  38 import org.eclipse.ui.dialogs.ListSelectionDialog;
 
  39 import org.eclipse.ui.internal.dialogs.ListContentProvider;
 
  41 public class PHPOpenDeclarationEditorActon extends ActionDelegate implements IEditorActionDelegate {
 
  43   private IWorkbenchWindow fWindow;
 
  44   private PHPEditor fEditor;
 
  45   private IProject fProject;
 
  47   public void dispose() {
 
  50   public void init(IWorkbenchWindow window) {
 
  51     this.fWindow = window;
 
  54   public void selectionChanged(IAction action, ISelection selection) {
 
  55     if (!selection.isEmpty()) {
 
  56       if (selection instanceof TextSelection) {
 
  57         action.setEnabled(true);
 
  58       } else if (fWindow.getActivePage() != null && fWindow.getActivePage().getActivePart() != null) {
 
  64   public void run(IAction action) {
 
  65     if (fEditor == null) {
 
  66       IEditorPart targetEditor = fWindow.getActivePage().getActiveEditor();
 
  67       if (targetEditor != null && (targetEditor instanceof PHPEditor)) {
 
  68         fEditor = (PHPEditor) targetEditor;
 
  71     if (fEditor != null) {
 
  72       // determine the current Project from a (file-based) Editor
 
  73       IFile f = ((IFileEditorInput) fEditor.getEditorInput()).getFile();
 
  74       fProject = f.getProject();
 
  75       //      System.out.println(fProject.toString());
 
  77       ITextSelection selection = (ITextSelection) fEditor.getSelectionProvider().getSelection();
 
  78       IDocument doc = fEditor.getDocumentProvider().getDocument(fEditor.getEditorInput());
 
  79       int pos = selection.getOffset();
 
  80     //  System.out.println(selection.getText());
 
  81       String word = getPHPIdentifier(doc, pos);
 
  82       //      System.out.println(word);
 
  83       if (word != null && !word.equals("")) {
 
  84         IdentifierIndexManager indexManager = PHPeclipsePlugin.getDefault().getIndexManager(fProject);
 
  85         List list = indexManager.getLocations(word);
 
  86         if (list != null && list.size() > 0) {
 
  87           String workspaceLocation = PHPeclipsePlugin.getWorkspace().getRoot().getLocation().toString();
 
  88           // TODO show all entries of the list in a dialog box
 
  89           // at the moment always the first entry will be opened
 
  90           if (list.size() > 1) {
 
  91             ListSelectionDialog listSelectionDialog =
 
  92               new ListSelectionDialog(
 
  93                 PHPeclipsePlugin.getDefault().getWorkbench().getActiveWorkbenchWindow().getShell(),
 
  95                 new ListContentProvider(),
 
  97                 "Select the resources to open.");
 
  98             listSelectionDialog.setTitle("Multiple declarations found");
 
  99             if (listSelectionDialog.open() == Window.OK) {
 
 100               Object[] locations = listSelectionDialog.getResult();
 
 101               if (locations != null) {
 
 103                   for (int i = 0; i < locations.length; i++) {
 
 104                     PHPIdentifierLocation location = (PHPIdentifierLocation) locations[i];
 
 105                     String filename = workspaceLocation + location.getFilename();
 
 106                     //                                  System.out.println(filename);
 
 107                     if (location.getOffset() >= 0) {
 
 108                       PHPeclipsePlugin.getDefault().openFileAndGotoOffset(filename, location.getOffset(), word.length());
 
 110                       PHPeclipsePlugin.getDefault().openFileAndFindString(filename, word);
 
 113                 } catch (CoreException e) {
 
 114                   // TODO Auto-generated catch block
 
 121               PHPIdentifierLocation location = (PHPIdentifierLocation) list.get(0);
 
 122               String filename = workspaceLocation + location.getFilename();
 
 123               //                                        System.out.println(filename);
 
 124               if (location.getOffset() >= 0) {
 
 125                 PHPeclipsePlugin.getDefault().openFileAndGotoOffset(filename, location.getOffset(), word.length());
 
 127                 PHPeclipsePlugin.getDefault().openFileAndFindString(filename, word);
 
 129             } catch (CoreException e) {
 
 130               // TODO Auto-generated catch block
 
 139   public void setActiveEditor(IAction action, IEditorPart targetEditor) {
 
 140     if (targetEditor != null && (targetEditor instanceof PHPEditor)) {
 
 141       fEditor = (PHPEditor) targetEditor;
 
 145   private String getPHPIdentifier(IDocument doc, int pos) {
 
 146     Point word = PHPWordExtractor.findWord(doc, pos);
 
 149         return doc.get(word.x, word.y);
 
 150       } catch (BadLocationException e) {