/*******************************************************************************

  * Copyright (c) 2008 Ketan Padegaonkar 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:

  *     Ketan Padegaonkar - initial API and implementation

  *******************************************************************************/

 package org.eclipse.swtbot.swt.finder.waits;

 import org.eclipse.swtbot.swt.finder.finders.UIThreadRunnable;

 import org.eclipse.swtbot.swt.finder.results.BoolResult;

 import org.eclipse.swtbot.swt.finder.utils.internal.Assert;

 import org.eclipse.swtbot.swt.finder.widgets.SWTBotShell;

 /**

  * A condition that waits until the specified shell is disposed/visible.

  *

  * @see Conditions

  * @author Ketan Padegaonkar <KetanPadegaonkar [at] gmail [dot] com>

  * @version $Id$

  * @since 1.2

  */

 class ShellCloses extends DefaultCondition {

         private final SWTBotShell        shell;

         /**

          * Creates a condition that evaluates to false until the shell is disposed or visible.

          * 

          * @param shell the shell to be monitored.

          */

         ShellCloses(SWTBotShell shell) {

                 Assert.isNotNull(shell, "The shell was null"); //$NON-NLS-1$

                 this.shell = shell;

         }

         public String getFailureMessage() {

                 return "The shell " + shell + " did not close."; //$NON-NLS-1$ //$NON-NLS-2$

         }

         public boolean test() throws Exception {

                 return UIThreadRunnable.syncExec(new BoolResult() {

                         public Boolean run() {

                                 return shell.widget.isDisposed() || !shell.widget.isVisible();

                         }

                 });

         }

 }