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/*******************************************************************************
* Copyright (c) 2004, 2007 Mylyn project committers 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
*******************************************************************************/
package org.eclipse.mylyn.internal.tasks.ui.commands;
import java.util.Iterator;
import org.eclipse.core.commands.AbstractHandler;
import org.eclipse.core.commands.ExecutionEvent;
import org.eclipse.core.commands.ExecutionException;
import org.eclipse.jface.viewers.ITreeSelection;
import org.eclipse.mylyn.internal.tasks.ui.views.TaskListView;
import org.eclipse.mylyn.tasks.core.IRepositoryElement;
import org.eclipse.ui.IViewSite;
import org.eclipse.ui.IWorkbenchPart;
import org.eclipse.ui.IWorkbenchSite;
import org.eclipse.ui.handlers.HandlerUtil;
/**
* @author Steffen Pingel
*/
public abstract class AbstractTaskListViewHandler extends AbstractHandler {
public Object execute(ExecutionEvent event) throws ExecutionException {
IWorkbenchSite site = HandlerUtil.getActiveSite(event);
if (site instanceof IViewSite) {
IViewSite viewSite = (IViewSite) site;
IWorkbenchPart part = viewSite.getPart();
if (part instanceof TaskListView) {
TaskListView taskListView = (TaskListView) part;
execute(event, taskListView);
}
}
return null;
}
protected void execute(ExecutionEvent event, TaskListView taskListView) throws ExecutionException {
ITreeSelection selection = (ITreeSelection) taskListView.getViewer().getSelection();
for (Iterator<?> it = selection.iterator(); it.hasNext();) {
Object item = it.next();
if (item instanceof IRepositoryElement) {
execute(event, taskListView, (IRepositoryElement) item);
}
}
}
protected void execute(ExecutionEvent event, TaskListView taskListView, IRepositoryElement item)
throws ExecutionException {
}
}
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