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/*******************************************************************************
* Copyright (c) 2000, 2008 IBM Corporation and others.
*
* This program and the accompanying materials
* are made available under the terms of the Eclipse Public License 2.0
* which accompanies this distribution, and is available at
* https://www.eclipse.org/legal/epl-2.0/
*
* SPDX-License-Identifier: EPL-2.0
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.ui.texteditor;
import java.util.ResourceBundle;
import org.eclipse.swt.widgets.Menu;
import org.eclipse.jface.text.Position;
import org.eclipse.jface.text.source.Annotation;
import org.eclipse.jface.text.source.IAnnotationModel;
import org.eclipse.jface.text.source.IVerticalRulerInfo;
import org.eclipse.jface.text.source.IVerticalRulerInfoExtension;
import org.eclipse.jface.text.source.IVerticalRulerListener;
import org.eclipse.jface.text.source.VerticalRulerEvent;
/**
* A ruler action which can select the textual range of an annotation that has a
* visual representation in a vertical ruler.
*
* @since 3.0
*/
public class SelectAnnotationRulerAction extends TextEditorAction implements IVerticalRulerListener {
/**
* Creates a new action for the given ruler and editor. The action configures
* its visual representation from the given resource bundle.
*
* @param bundle the resource bundle
* @param prefix a prefix to be prepended to the various resource keys
* (described in <code>ResourceAction</code> constructor), or <code>null</code> if none
* @param editor the editor
*
* @see ResourceAction#ResourceAction(ResourceBundle, String)
*/
public SelectAnnotationRulerAction(ResourceBundle bundle, String prefix, ITextEditor editor) {
super(bundle, prefix, editor);
}
@Override
public void setEditor(ITextEditor editor) {
if (getTextEditor() != null) {
IVerticalRulerInfo service= getTextEditor().getAdapter(IVerticalRulerInfo.class);
if (service instanceof IVerticalRulerInfoExtension)
((IVerticalRulerInfoExtension) service).removeVerticalRulerListener(this);
}
super.setEditor(editor);
if (getTextEditor() != null) {
IVerticalRulerInfo service= getTextEditor().getAdapter(IVerticalRulerInfo.class);
if (service instanceof IVerticalRulerInfoExtension)
((IVerticalRulerInfoExtension) service).addVerticalRulerListener(this);
}
}
/**
* Returns the <code>AbstractMarkerAnnotationModel</code> of the editor's input.
*
* @return the marker annotation model or <code>null</code> if there's none
*/
protected IAnnotationModel getAnnotationModel() {
IDocumentProvider provider= getTextEditor().getDocumentProvider();
return provider.getAnnotationModel(getTextEditor().getEditorInput());
}
@Override
public void annotationSelected(VerticalRulerEvent event) {
}
@Override
public void annotationDefaultSelected(VerticalRulerEvent event) {
Annotation a= event.getSelectedAnnotation();
IAnnotationModel model= getAnnotationModel();
Position position= model.getPosition(a);
if (position == null)
return;
getTextEditor().selectAndReveal(position.offset, position.length);
}
@Override
public void annotationContextMenuAboutToShow(VerticalRulerEvent event, Menu menu) {
}
}
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