| /*******************************************************************************
|
| * Copyright (c) 2010, 2019 Mia-Software and others.
|
| * 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
|
| }
|
|
|
| }
|
