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/*******************************************************************************
* Copyright (c) 2000, 2015 IBM Corporation and others.
*
* This program and the accompanying materials
* are made available under the terms of the Eclipse Public License 2.0
* which accompanies this distribution, and is available at
* https://www.eclipse.org/legal/epl-2.0/
*
* SPDX-License-Identifier: EPL-2.0
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.jface.dialogs;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.core.runtime.IStatus;
import org.eclipse.jface.wizard.WizardDialog;
import org.eclipse.swt.widgets.Shell;
/**
* The IDialogBlockedHandler is the handler used by JFace to provide extra
* information when a blocking has occured. There is one static instance of this
* class used by WizardDialog and ModalContext.
*
* @see org.eclipse.core.runtime.IProgressMonitor#clearBlocked()
* @see org.eclipse.core.runtime.IProgressMonitor#setBlocked(IStatus)
* @see WizardDialog
* @since 3.0
*/
public interface IDialogBlockedHandler {
/**
* The blockage has been cleared. Clear the
* extra information and resume.
*/
public void clearBlocked();
/**
* A blockage has occured. Show the blockage and
* forward any actions to blockingMonitor.
* NOTE: This will open any blocked notification immediately
* even if there is a modal shell open.
*
* @param parentShell The shell this is being sent from. If the parent
* shell is null the behavior will be the same as
* IDialogBlockedHandler#showBlocked(IProgressMonitor, IStatus, String)
*
* @param blocking The monitor to forward to. This is most
* important for calls to cancel().
* @param blockingStatus The status that describes the blockage
* @param blockedName The name of the locked operation.
* @see IDialogBlockedHandler#showBlocked(IProgressMonitor, IStatus, String)
*/
public void showBlocked(Shell parentShell, IProgressMonitor blocking,
IStatus blockingStatus, String blockedName);
/**
* A blockage has occured. Show the blockage when there is
* no longer any modal shells in the UI and forward any actions
* to blockingMonitor.
*
* NOTE: As no shell has been specified this method will
* not open any blocked notification until all other modal shells
* have been closed.
*
* @param blocking The monitor to forward to. This is most
* important for calls to cancel().
* @param blockingStatus The status that describes the blockage
* @param blockedName The name of the locked operation.
*/
public void showBlocked(IProgressMonitor blocking, IStatus blockingStatus,
String blockedName);
}