| /******************************************************************************* |
| * 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.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; |
| } |
| |
| /* (non-javadoc) |
| * @see IShellProvider#getShell() |
| */ |
| public Shell getShell() { |
| if (targetControl instanceof Shell) { |
| return (Shell)targetControl; |
| } |
| |
| return targetControl == null? null :targetControl.getShell(); |
| } |
| |
| } |