/*******************************************************************************
* Copyright (c) 2007, 2009 David Green 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:
* David Green - initial API and implementation
*******************************************************************************/
package org.eclipse.mylyn.internal.wikitext.ui.editor;
import org.eclipse.jface.text.information.IInformationPresenter;
import org.eclipse.jface.text.reconciler.IReconciler;
import org.eclipse.jface.text.source.IOverviewRuler;
import org.eclipse.jface.text.source.IVerticalRuler;
import org.eclipse.jface.text.source.SourceViewerConfiguration;
import org.eclipse.jface.text.source.projection.ProjectionViewer;
import org.eclipse.mylyn.internal.wikitext.ui.editor.commands.ShowQuickOutlineCommand;
import org.eclipse.mylyn.wikitext.ui.editor.MarkupSourceViewerConfiguration;
import org.eclipse.swt.widgets.Composite;
/**
* extend the viewer to provide access to the reconciler and to provide quick outline capabilities
*/
public class MarkupProjectionViewer extends ProjectionViewer {
/**
* Operation code for quick outline
*/
public static final int QUICK_OUTLINE = ShowQuickOutlineCommand.QUICK_OUTLINE;
private IInformationPresenter outlinePresenter;
public MarkupProjectionViewer(Composite parent, IVerticalRuler verticalRuler, IOverviewRuler overviewRuler,
boolean showAnnotationsOverview, int styles) {
super(parent, verticalRuler, overviewRuler, showAnnotationsOverview, styles);
}
public IReconciler getReconciler() {
return fReconciler;
}
@Override
public void doOperation(int operation) {
if (operation == QUICK_OUTLINE && outlinePresenter != null) {
outlinePresenter.showInformation();
return;
}
super.doOperation(operation);
}
@Override
public boolean canDoOperation(int operation) {
if (operation == QUICK_OUTLINE && outlinePresenter != null) {
return true;
}
return super.canDoOperation(operation);
}
@Override
public void configure(SourceViewerConfiguration configuration) {
super.configure(configuration);
if (configuration instanceof MarkupSourceViewerConfiguration) {
outlinePresenter = ((MarkupSourceViewerConfiguration) configuration).getOutlineInformationPresenter(this);
outlinePresenter.install(this);
}
}
}