/*******************************************************************************
* Copyright (c) 2000, 2015 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.window;
import org.eclipse.swt.widgets.Control;
import org.eclipse.swt.widgets.Shell;
/**
* Standard shell provider that always returns the shell containing the given
* control. This will always return the correct shell for the control, even if
* the control is reparented.
*
* @since 3.1
*/
public class SameShellProvider implements IShellProvider {
private Control targetControl;
/**
* Returns a shell provider that always returns the current
* shell for the given control.
*
* @param targetControl control whose shell will be tracked, or null if getShell() should always
* return null
*/
public SameShellProvider(Control targetControl) {
this.targetControl = targetControl;
}
@Override
public Shell getShell() {
if (targetControl instanceof Shell) {
return (Shell)targetControl;
}
return targetControl == null? null :targetControl.getShell();
}
}