+++ /dev/null
-/*******************************************************************************
- * Copyright (c) 2000, 2003 IBM Corporation and others.
- * All rights reserved. This program and the accompanying materials
- * are made available under the terms of the Common Public License v1.0
- * which accompanies this distribution, and is available at
- * http://www.eclipse.org/legal/cpl-v10.html
- *
- * Contributors:
- * IBM Corporation - initial API and implementation
- *******************************************************************************/
-package net.sourceforge.phpdt.internal.ui.viewsupport;
-
-import java.util.HashSet;
-
-import net.sourceforge.phpdt.internal.ui.util.SWTUtil;
-import net.sourceforge.phpeclipse.PHPeclipsePlugin;
-import net.sourceforge.phpeclipse.phpeditor.CompilationUnitAnnotationModelEvent;
-import net.sourceforge.phpeclipse.ui.WebUI;
-
-import org.eclipse.core.resources.IMarker;
-import org.eclipse.core.resources.IMarkerDelta;
-import org.eclipse.core.resources.IProject;
-import org.eclipse.core.resources.IResource;
-import org.eclipse.core.resources.IResourceChangeEvent;
-import org.eclipse.core.resources.IResourceChangeListener;
-import org.eclipse.core.resources.IResourceDelta;
-import org.eclipse.core.resources.IResourceDeltaVisitor;
-import org.eclipse.core.runtime.CoreException;
-import org.eclipse.jface.text.source.AnnotationModelEvent;
-import org.eclipse.jface.text.source.IAnnotationModel;
-import org.eclipse.jface.text.source.IAnnotationModelListener;
-import org.eclipse.jface.text.source.IAnnotationModelListenerExtension;
-//incastrix
-//import org.eclipse.jface.util.ListenerList;
-import org.eclipse.core.runtime.ListenerList;
-import org.eclipse.swt.widgets.Display;
-
-/**
- * Listens to resource deltas and filters for marker changes of type
- * IMarker.PROBLEM Viewers showing error ticks should register as listener to
- * this type.
- */
-public class ProblemMarkerManager implements IResourceChangeListener,
- IAnnotationModelListener, IAnnotationModelListenerExtension {
-
- /**
- * Visitors used to look if the element change delta containes a marker
- * change.
- */
- private static class ProjectErrorVisitor implements IResourceDeltaVisitor {
-
- private HashSet fChangedElements;
-
- public ProjectErrorVisitor(HashSet changedElements) {
- fChangedElements = changedElements;
- }
-
- public boolean visit(IResourceDelta delta) throws CoreException {
- IResource res = delta.getResource();
- if (res instanceof IProject
- && delta.getKind() == IResourceDelta.CHANGED) {
- try {
- IProject project = (IProject) res;
- if (!project.isAccessible()
- || !project
- .hasNature(PHPeclipsePlugin.PHP_NATURE_ID)) {
- // only track open Java projects
- return false;
- }
- } catch (CoreException e) {
- PHPeclipsePlugin.log(e);
- return false;
- }
- }
- checkInvalidate(delta, res);
- return true;
- }
-
- private void checkInvalidate(IResourceDelta delta, IResource resource) {
- int kind = delta.getKind();
- if (kind == IResourceDelta.REMOVED || kind == IResourceDelta.ADDED
- || (kind == IResourceDelta.CHANGED && isErrorDelta(delta))) {
- // invalidate the resource and all parents
- while (resource.getType() != IResource.ROOT
- && fChangedElements.add(resource)) {
- resource = resource.getParent();
- }
- }
- }
-
- private boolean isErrorDelta(IResourceDelta delta) {
- if ((delta.getFlags() & IResourceDelta.MARKERS) != 0) {
- IMarkerDelta[] markerDeltas = delta.getMarkerDeltas();
- for (int i = 0; i < markerDeltas.length; i++) {
- if (markerDeltas[i].isSubtypeOf(IMarker.PROBLEM)) {
- int kind = markerDeltas[i].getKind();
- if (kind == IResourceDelta.ADDED
- || kind == IResourceDelta.REMOVED)
- return true;
- int severity = markerDeltas[i].getAttribute(
- IMarker.SEVERITY, -1);
- int newSeverity = markerDeltas[i].getMarker()
- .getAttribute(IMarker.SEVERITY, -1);
- if (newSeverity != severity)
- return true;
- }
- }
- }
- return false;
- }
- }
-
- private ListenerList fListeners;
-
- public ProblemMarkerManager() {
- fListeners = new ListenerList();
- }
-
- /*
- * @see IResourceChangeListener#resourceChanged
- */
- public void resourceChanged(IResourceChangeEvent event) {
- HashSet changedElements = new HashSet();
-
- try {
- IResourceDelta delta = event.getDelta();
- if (delta != null)
- delta.accept(new ProjectErrorVisitor(changedElements));
- } catch (CoreException e) {
- PHPeclipsePlugin.log(e.getStatus());
- }
-
- if (!changedElements.isEmpty()) {
- IResource[] changes = (IResource[]) changedElements
- .toArray(new IResource[changedElements.size()]);
- fireChanges(changes, true);
- }
- }
-
- /*
- * (non-Javadoc)
- *
- * @see IAnnotationModelListener#modelChanged(IAnnotationModel)
- */
- public void modelChanged(IAnnotationModel model) {
- // no action
- }
-
- /*
- * (non-Javadoc)
- *
- * @see IAnnotationModelListenerExtension#modelChanged(AnnotationModelEvent)
- */
- public void modelChanged(AnnotationModelEvent event) {
- if (event instanceof CompilationUnitAnnotationModelEvent) {
- CompilationUnitAnnotationModelEvent cuEvent = (CompilationUnitAnnotationModelEvent) event;
- if (cuEvent.includesProblemMarkerAnnotationChanges()) {
- IResource[] changes = new IResource[] { cuEvent
- .getUnderlyingResource() };
- fireChanges(changes, false);
- }
- }
- }
-
- /**
- * Adds a listener for problem marker changes.
- */
- public void addListener(IProblemChangedListener listener) {
- if (fListeners.isEmpty()) {
- PHPeclipsePlugin.getWorkspace().addResourceChangeListener(this);
- WebUI.getDefault().getCompilationUnitDocumentProvider()
- .addGlobalAnnotationModelListener(this);
- }
- fListeners.add(listener);
- }
-
- /**
- * Removes a <code>IProblemChangedListener</code>.
- */
- public void removeListener(IProblemChangedListener listener) {
- fListeners.remove(listener);
- if (fListeners.isEmpty()) {
- PHPeclipsePlugin.getWorkspace().removeResourceChangeListener(this);
- WebUI.getDefault().getCompilationUnitDocumentProvider()
- .removeGlobalAnnotationModelListener(this);
- }
- }
-
- private void fireChanges(final IResource[] changes,
- final boolean isMarkerChange) {
- Display display = SWTUtil.getStandardDisplay();
- if (display != null && !display.isDisposed()) {
- display.asyncExec(new Runnable() {
- public void run() {
- Object[] listeners = fListeners.getListeners();
- for (int i = 0; i < listeners.length; i++) {
- IProblemChangedListener curr = (IProblemChangedListener) listeners[i];
- curr.problemsChanged(changes, isMarkerChange);
- }
- }
- });
- }
- }
-
-}
git://git.phpeclipse.com / phpeclipse.git / blobdiff