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/*******************************************************************************
* Copyright (c) 2000, 2006 IBM Corporation and others.
*
* This program and the accompanying materials
* are made available under the terms of the Eclipse Public License 2.0
* which accompanies this distribution, and is available at
* https://www.eclipse.org/legal/epl-2.0/
*
* SPDX-License-Identifier: EPL-2.0
*
* 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;
}
}