| //------------------------------------------------------------------------------ |
| // Copyright (c) 2005, 2006 IBM Corporation 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: |
| // IBM Corporation - initial implementation |
| //------------------------------------------------------------------------------ |
| package org.eclipse.epf.library.edit; |
| |
| import org.eclipse.emf.common.command.Command; |
| |
| /** |
| * This interface is used by commands that want to notify their listeners of |
| * certain events. |
| * |
| * @author Phong Nguyen Le |
| * @author skannoor |
| * @since 1.0 |
| */ |
| public interface ICommandListener { |
| /** |
| * Receives notification prior to the execution the given command |
| * @param command |
| */ |
| public void preExecute(Command command); |
| |
| /** |
| * Receives notification that a command has been executed. |
| * |
| * @param command |
| * a command |
| */ |
| public void notifyExecuted(Command command); |
| |
| /** |
| * Receives notification prior to the undo of the given command |
| * |
| * @param command |
| * an undo command |
| */ |
| public void preUndo(Command command); |
| |
| |
| /** |
| * Receives notification after undo |
| */ |
| |
| public void postUndo(Command command); |
| /** |
| * Gets the command class. |
| * |
| * @return a command class. |
| */ |
| public Class getCommandType(); |
| |
| } |