/******************************************************************************* | |
* Copyright (c) 2010, 2011 Mia-Software. | |
* All rights reserved. This program and the accompanying materials | |
* are made available under the terms of the Eclipse Public License v2.0 | |
* which accompanies this distribution, and is available at | |
* http://www.eclipse.org/legal/epl-v20.html | |
* | |
* Contributors: | |
* Nicolas Bros (Mia-Software) - initial API and implementation | |
*******************************************************************************/ | |
package org.eclipse.modisco.infra.browser.editors; | |
import org.eclipse.emf.common.command.Command; | |
import org.eclipse.emf.common.command.CommandStack; | |
import org.eclipse.emf.common.command.CommandStackListener; | |
public class ReadOnlyCommandStack implements CommandStack { | |
public void execute(final Command command) { | |
// nothing | |
} | |
public boolean canUndo() { | |
return false; | |
} | |
public void undo() { | |
// nothing | |
} | |
public boolean canRedo() { | |
return false; | |
} | |
public Command getUndoCommand() { | |
return null; | |
} | |
public Command getRedoCommand() { | |
return null; | |
} | |
public Command getMostRecentCommand() { | |
return null; | |
} | |
public void redo() { | |
// nothing | |
} | |
public void flush() { | |
// nothing | |
} | |
public void addCommandStackListener(final CommandStackListener listener) { | |
// nothing | |
} | |
public void removeCommandStackListener(final CommandStackListener listener) { | |
// nothing | |
} | |
} |