/*******************************************************************************
* Copyright (c) 2000, 2011 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* IBM Corporation - initial API and implementation
* Exadel, Inc.
* Red Hat, Inc.
*******************************************************************************/
package org.jboss.tools.common.ui.actions.xpl;
import java.util.Iterator;
import java.util.ResourceBundle;
import org.eclipse.jface.text.IDocument;
import org.eclipse.jface.text.ITextOperationTarget;
import org.eclipse.jface.text.Position;
import org.eclipse.jface.text.source.Annotation;
import org.eclipse.jface.text.source.IAnnotationAccessExtension;
import org.eclipse.jface.text.source.ISourceViewer;
import org.eclipse.jface.text.source.IVerticalRulerInfo;
import org.eclipse.swt.widgets.Event;
import org.eclipse.ui.texteditor.AbstractMarkerAnnotationModel;
import org.eclipse.ui.texteditor.ITextEditor;
import org.eclipse.ui.texteditor.ITextEditorExtension;
import org.eclipse.ui.texteditor.SelectMarkerRulerAction;
public class SelectAnnotationRulerAction extends SelectMarkerRulerAction {
private ITextEditor fTextEditor;
private Position fPosition;
private boolean fHasCorrection;
private ResourceBundle fBundle;
public SelectAnnotationRulerAction(ResourceBundle bundle, String prefix, ITextEditor editor, IVerticalRulerInfo ruler) {
super(bundle, prefix, editor, ruler);
fBundle= bundle;
fTextEditor= editor;
}
@Override
public void run() {
runWithEvent(null);
}
@Override
public void runWithEvent(Event event) {
if (fHasCorrection) {
ITextOperationTarget operation= (ITextOperationTarget) fTextEditor.getAdapter(ITextOperationTarget.class);
final int opCode= ISourceViewer.QUICK_ASSIST;
if (operation != null && operation.canDoOperation(opCode)) {
fTextEditor.selectAndReveal(fPosition.getOffset(), fPosition.getLength());
operation.doOperation(opCode);
}
return;
}
super.run();
}
@Override
public void update() {
if(fTextEditor.getDocumentProvider() == null)
return;
findAnnotation();
setEnabled(true);
if (fHasCorrection) {
initialize(fBundle, "SelectAnnotationRulerAction.QuickFix."); //$NON-NLS-1$
return;
}
initialize(fBundle, "SelectAnnotationRulerAction.GotoAnnotation."); //$NON-NLS-1$;
super.update();
}
private void findAnnotation() {
fPosition= null;
fHasCorrection= false;
AbstractMarkerAnnotationModel model= getAnnotationModel();
IAnnotationAccessExtension annotationAccess= getAnnotationAccessExtension();
IDocument document= getDocument();
if (model == null)
return ;
Iterator<Annotation> iter= model.getAnnotationIterator();
int layer= Integer.MIN_VALUE;
while (iter.hasNext()) {
Annotation annotation= iter.next();
if (annotation.isMarkedDeleted())
continue;
int annotationLayer= layer;
if (annotationAccess != null) {
annotationLayer= annotationAccess.getLayer(annotation);
if (annotationLayer < layer)
continue;
}
Position position= model.getPosition(annotation);
if (!includesRulerLine(position, document))
continue;
boolean isReadOnly= fTextEditor instanceof ITextEditorExtension && ((ITextEditorExtension)fTextEditor).isEditorInputReadOnly();
if (!isReadOnly) {
fPosition= position;
fHasCorrection= true;
layer= annotationLayer;
continue;
}
}
}
}