| /******************************************************************************* |
| * Copyright (c) 2000, 2006 IBM Corporation 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: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.jface.viewers; |
| |
| import java.util.EventObject; |
| |
| /** |
| * Event object describing a change to the checked state |
| * of a viewer element. |
| * |
| * @see ICheckStateListener |
| */ |
| public class CheckStateChangedEvent extends EventObject { |
| |
| /** |
| * Generated serial version UID for this class. |
| * @since 3.1 |
| */ |
| private static final long serialVersionUID = 3256443603340244789L; |
| |
| /** |
| * The viewer element. |
| */ |
| private Object element; |
| |
| /** |
| * The checked state. |
| */ |
| private boolean state; |
| |
| /** |
| * Creates a new event for the given source, element, and checked state. |
| * |
| * @param source the source |
| * @param element the element |
| * @param state the checked state |
| */ |
| public CheckStateChangedEvent(ICheckable source, Object element, |
| boolean state) { |
| super(source); |
| this.element = element; |
| this.state = state; |
| } |
| |
| /** |
| * Returns the checkable that is the source of this event. |
| * |
| * @return the originating checkable |
| */ |
| public ICheckable getCheckable() { |
| return (ICheckable) source; |
| } |
| |
| /** |
| * Returns the checked state of the element. |
| * |
| * @return the checked state |
| */ |
| public boolean getChecked() { |
| return state; |
| } |
| |
| /** |
| * Returns the element whose check state changed. |
| * |
| * @return the element |
| */ |
| public Object getElement() { |
| return element; |
| } |
| } |