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   1 /*******************************************************************************
   2  * Copyright (c) 2000, 2003 IBM Corporation 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
   7  *
   8  * Contributors:
   9  *     IBM Corporation - initial API and implementation
  10  *******************************************************************************/
  11 package net.sourceforge.phpeclipse.phpeditor;
  12
  13 import java.util.Iterator;
  14 import java.util.ResourceBundle;
  15
  16 import net.sourceforge.phpdt.core.ICompilationUnit;
  17 import net.sourceforge.phpdt.core.IJavaElement;
  18 import net.sourceforge.phpdt.core.JavaCore;
  19 import net.sourceforge.phpdt.internal.ui.IJavaHelpContextIds;
  20
  21 import org.eclipse.core.resources.IFile;
  22 import org.eclipse.jface.text.IDocument;
  23 import org.eclipse.jface.text.ITextOperationTarget;
  24 import org.eclipse.jface.text.Position;
  25 import org.eclipse.jface.text.source.Annotation;
  26 import org.eclipse.jface.text.source.IVerticalRulerInfo;
  27 import org.eclipse.ui.IEditorInput;
  28 import org.eclipse.ui.IFileEditorInput;
  29 import org.eclipse.ui.help.WorkbenchHelp;
  30 import org.eclipse.ui.texteditor.AbstractMarkerAnnotationModel;
  31 import org.eclipse.ui.texteditor.ITextEditor;
  32 import org.eclipse.ui.texteditor.ITextEditorExtension;
  33 import org.eclipse.ui.texteditor.SelectMarkerRulerAction;
  34
  35
  36 /**
  37  * A special select marker ruler action which activates quick fix if clicked on a quick fixable problem.
  38  */
  39 public class JavaSelectMarkerRulerAction extends SelectMarkerRulerAction {
  40
  41         private ITextEditor fTextEditor;
  42         private Position fPosition;
  43
  44         public JavaSelectMarkerRulerAction(ResourceBundle bundle, String prefix, ITextEditor editor, IVerticalRulerInfo ruler) {
  45                 super(bundle, prefix, editor, ruler);
  46                 fTextEditor= editor;
  47                 WorkbenchHelp.setHelp(this, IJavaHelpContextIds.JAVA_SELECT_MARKER_RULER_ACTION);
  48         }
  49
  50         public void run() {
  51 //              if (PHPeclipsePlugin.getDefault().getPreferenceStore().getBoolean(PreferenceConstants.EDITOR_ANNOTATION_ROLL_OVER))
  52 //                      return;
  53
  54                 if (fPosition != null) {
  55                         ITextOperationTarget operation= (ITextOperationTarget) fTextEditor.getAdapter(ITextOperationTarget.class);
  56 //                      final int opCode= PHPUnitEditor.CORRECTIONASSIST_PROPOSALS;
  57 //                      if (operation != null && operation.canDoOperation(opCode)) {
  58 //                              fTextEditor.selectAndReveal(fPosition.getOffset(), fPosition.getLength());
  59 //                              operation.doOperation(opCode);
  60 //                              return;
  61 //                      }
  62                         return;
  63                 }
  64                 super.run();
  65         }
  66
  67         public void update() {
  68                 // Begin Fix for http://dev.eclipse.org/bugs/show_bug.cgi?id=20114
  69                 if (!(fTextEditor instanceof ITextEditorExtension) || ((ITextEditorExtension) fTextEditor).isEditorInputReadOnly()) {
  70                         fPosition= null;
  71                         super.update();
  72                         return;
  73                 }
  74                 // End Fix for http://dev.eclipse.org/bugs/show_bug.cgi?id=20114
  75                 fPosition= getJavaAnnotationPosition();
  76                 if (fPosition != null)
  77                         setEnabled(true);
  78                 else
  79                         super.update();
  80         }
  81
  82         private Position getJavaAnnotationPosition() {
  83                 AbstractMarkerAnnotationModel model= getAnnotationModel();
  84                 IDocument document= getDocument();
  85                 if (model == null)
  86                         return null;
  87                 ICompilationUnit cu= getCompilationUnit();
  88                 if (cu == null) {
  89                         return null;
  90                 }
  91
  92 //              boolean hasAssistLightbulb= PreferenceConstants.getPreferenceStore().getBoolean(PreferenceConstants.APPEARANCE_QUICKASSIST_LIGHTBULB);
  93                 Annotation assistAnnotation= null;
  94
  95                 Iterator iter= model.getAnnotationIterator();
  96                 while (iter.hasNext()) {
  97                         Annotation annotation= (Annotation) iter.next();
  98                         if (annotation instanceof IJavaAnnotation) {
  99                                 IJavaAnnotation javaAnnotation= (IJavaAnnotation)annotation;
 100                                 if (!javaAnnotation.isMarkedDeleted()) {
 101                                         Position position= model.getPosition(annotation);
 102 //                                      if (includesRulerLine(position, document) && JavaCorrectionProcessor.hasCorrections(javaAnnotation))
 103 //                                              return position;
 104                                 }
 105                         }
 106 //                      else if (hasAssistLightbulb && annotation instanceof AssistAnnotation) {
 107 //                              // there is only one AssistAnnotation at a time
 108 //                              assistAnnotation= annotation;
 109 //                      }
 110                 }
 111                 if (assistAnnotation != null) {
 112                         Position position= model.getPosition(assistAnnotation);
 113                         // no need to check 'JavaCorrectionProcessor.hasAssists': annotation only created when
 114                         // there are assists
 115                         if (includesRulerLine(position, document))
 116                                 return position;
 117                 }
 118                 return null;
 119         }
 120
 121         private ICompilationUnit getCompilationUnit() {
 122                 IEditorInput input= fTextEditor.getEditorInput();
 123                 if (input instanceof IFileEditorInput) {
 124                         IFile file= ((IFileEditorInput) input).getFile();
 125                         IJavaElement element= JavaCore.create(file);
 126                         if (element instanceof ICompilationUnit)
 127                                 return (ICompilationUnit) element;
 128                 }
 129                 return null;
 130         }
 131 }
 132