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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 net.sourceforge.phpeclipse.PHPeclipsePlugin;
  14
  15 import org.eclipse.core.resources.IMarker;
  16 import org.eclipse.core.resources.IResource;
  17 import org.eclipse.core.runtime.CoreException;
  18 import org.eclipse.jface.text.Position;
  19 import org.eclipse.jface.text.source.Annotation;
  20 import org.eclipse.jface.text.source.AnnotationModelEvent;
  21 import org.eclipse.jface.text.source.IAnnotationModel;
  22 import org.eclipse.ui.texteditor.MarkerAnnotation;
  23
  24 /**
  25  * Event sent out by changes of the compilation unit annotation model.
  26  */
  27 public class CompilationUnitAnnotationModelEvent extends AnnotationModelEvent {
  28
  29         private boolean fIncludesProblemMarkerAnnotations;
  30
  31         private IResource fUnderlyingResource;
  32
  33         /**
  34          * Constructor for CompilationUnitAnnotationModelEvent.
  35          *
  36          * @param model
  37          * @param underlyingResource
  38          *            The annotation model's underlying resource
  39          */
  40         public CompilationUnitAnnotationModelEvent(IAnnotationModel model,
  41                         IResource underlyingResource) {
  42                 super(model);
  43                 fUnderlyingResource = underlyingResource;
  44                 fIncludesProblemMarkerAnnotations = false;
  45         }
  46
  47         private void testIfProblemMarker(Annotation annotation) {
  48                 if (fIncludesProblemMarkerAnnotations) {
  49                         return;
  50                 }
  51                 if (annotation instanceof JavaMarkerAnnotation) {
  52                         fIncludesProblemMarkerAnnotations = ((JavaMarkerAnnotation) annotation)
  53                                         .isProblem();
  54                 } else if (annotation instanceof MarkerAnnotation) {
  55                         try {
  56                                 IMarker marker = ((MarkerAnnotation) annotation).getMarker();
  57                                 if (!marker.exists() || marker.isSubtypeOf(IMarker.PROBLEM)) {
  58                                         fIncludesProblemMarkerAnnotations = true;
  59                                 }
  60                         } catch (CoreException e) {
  61                                 PHPeclipsePlugin.log(e);
  62                         }
  63                 }
  64         }
  65
  66         /*
  67          * @see org.eclipse.jface.text.source.AnnotationModelEvent#annotationAdded(org.eclipse.jface.text.source.Annotation)
  68          */
  69         public void annotationAdded(Annotation annotation) {
  70                 super.annotationAdded(annotation);
  71                 testIfProblemMarker(annotation);
  72         }
  73
  74         /*
  75          * @see org.eclipse.jface.text.source.AnnotationModelEvent#annotationRemoved(org.eclipse.jface.text.source.Annotation)
  76          */
  77         public void annotationRemoved(Annotation annotation) {
  78                 super.annotationRemoved(annotation);
  79                 testIfProblemMarker(annotation);
  80         }
  81
  82         /*
  83          * @see org.eclipse.jface.text.source.AnnotationModelEvent#annotationRemoved(org.eclipse.jface.text.source.Annotation,
  84          *      org.eclipse.jface.text.Position)
  85          */
  86         public void annotationRemoved(Annotation annotation, Position position) {
  87                 super.annotationRemoved(annotation, position);
  88                 testIfProblemMarker(annotation);
  89         }
  90
  91         /*
  92          * @see org.eclipse.jface.text.source.AnnotationModelEvent#annotationChanged(org.eclipse.jface.text.source.Annotation)
  93          */
  94         public void annotationChanged(Annotation annotation) {
  95                 testIfProblemMarker(annotation);
  96                 super.annotationChanged(annotation);
  97         }
  98
  99         /**
 100          * Returns whether the change included problem marker annotations.
 101          *
 102          * @return <code>true</code> if the change included marker annotations
 103          */
 104         public boolean includesProblemMarkerAnnotationChanges() {
 105                 return fIncludesProblemMarkerAnnotations;
 106         }
 107
 108         /**
 109          * Returns the annotation model's underlying resource
 110          */
 111         public IResource getUnderlyingResource() {
 112                 return fUnderlyingResource;
 113         }
 114
 115 }