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/*******************************************************************************
* Copyright (c) 2012 CEA LIST.
* 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:
* Nicolas Bros (Mia-Software) - Bug 366367 - To be able to change the "CanBePresentedInTheTable" query
*******************************************************************************/
package org.eclipse.papyrus.emf.facet.util.ui.internal.exported.dialog;
import org.eclipse.swt.widgets.Shell;
/** A simple dialog with a title, a message, and "yes" and "no" buttons */
public interface IQuestionDialog {
/** Opens the dialog */
void open();
/** Programmatically emulate a press on the "Yes" button */
void pressYes();
/** Programmatically emulate a press on the "No" button */
void pressNo();
/** Add a listener that will be modified when the dialog closes */
void addCloseListener(final Runnable runnable);
/**
* Get the user's answer
*
* @return <ul>
* <li><code>true</code> if the user clicked "Yes"
* <li><code>false</code> if the user clicked "No"
* <li><code>null</code> if the user closed the dialog without clicking either on "Yes" or "No"
* </ul>
*/
Boolean getResult();
/** @return the dialog's shell */
Shell getShell();
}
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