/*******************************************************************************
* Copyright (c) 2006 The Pampered Chef, Inc. 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:
* The Pampered Chef, Inc. - initial API and implementation
******************************************************************************/
package org.eclipse.ufacekit.ui.swing.databinding.internal.swing;
import java.awt.Container;
import javax.swing.JComponent;
import org.eclipse.core.databinding.observable.Realm;
import org.eclipse.core.databinding.observable.value.AbstractVetoableValue;
import org.eclipse.ufacekit.ui.swing.databinding.swing.ISwingObservableValue;
import org.eclipse.ufacekit.ui.swing.databinding.swing.SwingRealm;
/**
* NON-API - An abstract superclass for vetoable values that gurantees that the
* observable will be disposed when the control to which it is attached is
* disposed.
*
* @since 1.0
*/
public abstract class AbstractSwingVetoableValue extends AbstractVetoableValue implements ISwingObservableValue {
private final JComponent widget;
/**
* Standard constructor for an SWT VetoableValue. Makes sure that
* the observable gets disposed when the SWT widget is disposed.
*
* @param widget
*/
protected AbstractSwingVetoableValue(JComponent widget) {
this(SwingRealm.getDefault(), widget);
}
/**
* Constructs a new instance for the provided <code>realm</code> and <code>widget</code>.
*
* @param realm
* @param widget
*/
protected AbstractSwingVetoableValue(Realm realm, JComponent widget) {
super(realm);
this.widget = widget;
if (widget == null) {
throw new IllegalArgumentException("The widget parameter is null."); //$NON-NLS-1$
}
// widget.addDisposeListener(disposeListener);
}
// private DisposeListener disposeListener = new DisposeListener() {
// public void widgetDisposed(DisposeEvent e) {
// AbstractSWTVetoableValue.this.dispose();
// }
// };
/**
* @return Returns the widget.
*/
public Container getContainer() {
return widget;
}
}