/*******************************************************************************
* Copyright (c) 2000, 2005 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.ui.forms.events;
import org.eclipse.swt.events.TypedEvent;
/**
* Notifies listeners when expandable controls change expansion state.
*
* @since 1.0
*/
public final class ExpansionEvent extends TypedEvent {
private static final long serialVersionUID = 6009335074727417445L;
/**
* Creates a new expansion ecent.
*
* @param obj
* event source
* @param state
* the new expansion state
*/
public ExpansionEvent(Object obj, boolean state) {
super(obj);
data = state ? Boolean.TRUE : Boolean.FALSE;
}
/**
* Returns the new expansion state of the widget.
*
* @return <code>true</code> if the widget is now expaned, <code>false</code>
* otherwise.
*/
public boolean getState() {
return data.equals(Boolean.TRUE) ? true : false;
}
}