/*******************************************************************************
* Copyright (c) 2011, 2012 Tasktopp Technologies.
* 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.tasks.ui.commands;
import org.eclipse.core.commands.ExecutionEvent;
import org.eclipse.core.commands.ExecutionException;
import org.eclipse.core.commands.IHandler;
import org.eclipse.jface.text.IFindReplaceTarget;
import org.eclipse.jface.text.IFindReplaceTargetExtension;
import org.eclipse.jface.text.ITextViewer;
import org.eclipse.mylyn.commons.workbench.texteditor.AbstractTextViewerHandler;
/**
* A command handler for incremental find.
*
* @author David Green
* @see IFindReplaceTarget
* @see IFindReplaceTargetExtension
*/
public class IncrementalFindHandler extends AbstractTextViewerHandler implements IHandler {
public Object execute(ExecutionEvent event) throws ExecutionException {
ITextViewer viewer = getTextViewer(event);
if (viewer != null) {
IFindReplaceTarget findReplaceTarget = viewer.getFindReplaceTarget();
if (findReplaceTarget.canPerformFind()) {
if (findReplaceTarget instanceof IFindReplaceTargetExtension) {
IFindReplaceTargetExtension extension = (IFindReplaceTargetExtension) findReplaceTarget;
extension.beginSession();
}
}
}
return null;
}
}