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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 import net.sourceforge.phpdt.ui.PreferenceConstants;
  21 import net.sourceforge.phpeclipse.PHPeclipsePlugin;
  22
  23 import org.eclipse.core.resources.IFile;
  24 import org.eclipse.jface.text.IDocument;
  25 import org.eclipse.jface.text.ITextOperationTarget;
  26 import org.eclipse.jface.text.Position;
  27 import org.eclipse.jface.text.source.Annotation;
  28 import org.eclipse.jface.text.source.IVerticalRulerInfo;
  29 import org.eclipse.ui.IEditorInput;
  30 import org.eclipse.ui.IFileEditorInput;
  31 import org.eclipse.ui.help.WorkbenchHelp;
  32 import org.eclipse.ui.texteditor.AbstractMarkerAnnotationModel;
  33 import org.eclipse.ui.texteditor.ITextEditor;
  34 import org.eclipse.ui.texteditor.ITextEditorExtension;
  35 import org.eclipse.ui.texteditor.SelectMarkerRulerAction;
  36
  37
  38 /**
  39  * A special select marker ruler action which activates quick fix if clicked on a quick fixable problem.
  40  */
  41 public class JavaSelectMarkerRulerAction extends SelectMarkerRulerAction {
  42
  43         private ITextEditor fTextEditor;
  44         private Position fPosition;
  45
  46         public JavaSelectMarkerRulerAction(ResourceBundle bundle, String prefix, ITextEditor editor, IVerticalRulerInfo ruler) {
  47                 super(bundle, prefix, editor, ruler);
  48                 fTextEditor= editor;
  49                 WorkbenchHelp.setHelp(this, IJavaHelpContextIds.JAVA_SELECT_MARKER_RULER_ACTION);
  50         }
  51
  52         public void run() {
  53 //              if (PHPeclipsePlugin.getDefault().getPreferenceStore().getBoolean(PreferenceConstants.EDITOR_ANNOTATION_ROLL_OVER))
  54 //                      return;
  55
  56                 if (fPosition != null) {
  57                         ITextOperationTarget operation= (ITextOperationTarget) fTextEditor.getAdapter(ITextOperationTarget.class);
  58 //                      final int opCode= PHPUnitEditor.CORRECTIONASSIST_PROPOSALS;
  59 //                      if (operation != null && operation.canDoOperation(opCode)) {
  60 //                              fTextEditor.selectAndReveal(fPosition.getOffset(), fPosition.getLength());
  61 //                              operation.doOperation(opCode);
  62 //                              return;
  63 //                      }
  64                         return;
  65                 }
  66                 super.run();
  67         }
  68
  69         public void update() {
  70                 // Begin Fix for http://dev.eclipse.org/bugs/show_bug.cgi?id=20114
  71                 if (!(fTextEditor instanceof ITextEditorExtension) || ((ITextEditorExtension) fTextEditor).isEditorInputReadOnly()) {
  72                         fPosition= null;
  73                         super.update();
  74                         return;
  75                 }
  76                 // End Fix for http://dev.eclipse.org/bugs/show_bug.cgi?id=20114
  77                 fPosition= getJavaAnnotationPosition();
  78                 if (fPosition != null)
  79                         setEnabled(true);
  80                 else
  81                         super.update();
  82         }
  83
  84         private Position getJavaAnnotationPosition() {
  85                 AbstractMarkerAnnotationModel model= getAnnotationModel();
  86                 IDocument document= getDocument();
  87                 if (model == null)
  88                         return null;
  89                 ICompilationUnit cu= getCompilationUnit();
  90                 if (cu == null) {
  91                         return null;
  92                 }
  93
  94 //              boolean hasAssistLightbulb= PreferenceConstants.getPreferenceStore().getBoolean(PreferenceConstants.APPEARANCE_QUICKASSIST_LIGHTBULB);
  95                 Annotation assistAnnotation= null;
  96
  97                 Iterator iter= model.getAnnotationIterator();
  98                 while (iter.hasNext()) {
  99                         Annotation annotation= (Annotation) iter.next();
 100                         if (annotation instanceof IJavaAnnotation) {
 101                                 IJavaAnnotation javaAnnotation= (IJavaAnnotation)annotation;
 102                                 if (!javaAnnotation.isMarkedDeleted()) {
 103                                         Position position= model.getPosition(annotation);
 104 //                                      if (includesRulerLine(position, document) && JavaCorrectionProcessor.hasCorrections(javaAnnotation))
 105 //                                              return position;
 106                                 }
 107                         }
 108 //                      else if (hasAssistLightbulb && annotation instanceof AssistAnnotation) {
 109 //                              // there is only one AssistAnnotation at a time
 110 //                              assistAnnotation= annotation;
 111 //                      }
 112                 }
 113                 if (assistAnnotation != null) {
 114                         Position position= model.getPosition(assistAnnotation);
 115                         // no need to check 'JavaCorrectionProcessor.hasAssists': annotation only created when
 116                         // there are assists
 117                         if (includesRulerLine(position, document))
 118                                 return position;
 119                 }
 120                 return null;
 121         }
 122
 123         private ICompilationUnit getCompilationUnit() {
 124                 IEditorInput input= fTextEditor.getEditorInput();
 125                 if (input instanceof IFileEditorInput) {
 126                         IFile file= ((IFileEditorInput) input).getFile();
 127                         IJavaElement element= JavaCore.create(file);
 128                         if (element instanceof ICompilationUnit)
 129                                 return (ICompilationUnit) element;
 130                 }
 131                 return null;
 132         }
 133 }
 134