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/*******************************************************************************
 * Copyright (c) 2004 - 2006 University Of British Columbia 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:
 *     University Of British Columbia - initial API and implementation
 *******************************************************************************/

package org.eclipse.mylar.internal.tasklist.planner.ui;

import java.util.ArrayList;
import java.util.List;

import org.eclipse.jface.viewers.IStructuredContentProvider;
import org.eclipse.jface.viewers.Viewer;
import org.eclipse.mylar.internal.tasklist.ITask;

/**
 * @author Ken Sueda
 */
public class TaskPlanContentProvider implements IStructuredContentProvider {

	private List<ITask> tasks = new ArrayList<ITask>();

	public Object[] getElements(Object inputElement) {
		return tasks.toArray();
	}

	public void dispose() {
	}

	public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {
	}

	public void addTask(ITask t) {
		if (!tasks.contains(t)) {
			tasks.add(t);
		}
	}

	public void removeTask(ITask t) {
		tasks.remove(t);
	}

	public List<ITask> getTasks() {
		return tasks;
	}
}

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