/*******************************************************************************
* Copyright (c) 2012 Google, Inc.
* 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:
* Google, Inc. - initial API and implementation
*******************************************************************************/
package com.windowtester.runtime.gef.internal.commandstack;
import org.eclipse.gef.commands.CommandStack;
import org.eclipse.gef.commands.CommandStackEvent;
/**
* Stack event type.
*/
public class CommandStackEventType {
public static final CommandStackEventType PRE = new CommandStackEventType("PRE") {
public boolean isPre() {
return true;
}
};
public static final CommandStackEventType POST = new CommandStackEventType("POST");
public static final CommandStackEventType UNKNOWN = new CommandStackEventType("UNKNOWN");
private final String typeName;
public String toString() {
return typeName + " CommandStack Event";
}
private CommandStackEventType(String typeName) {
this.typeName = typeName;
}
public boolean isPre() {
return false;
}
public static CommandStackEventType forEvent(CommandStackEvent event) {
int detail = event.getDetail();
if ((detail & CommandStack.PRE_EXECUTE) == CommandStack.PRE_EXECUTE)
return PRE;
if ((detail & CommandStack.POST_EXECUTE) == CommandStack.POST_EXECUTE)
return POST;
if ((detail & CommandStack.PRE_UNDO) == CommandStack.PRE_UNDO)
return PRE;
if ((detail & CommandStack.POST_UNDO) == CommandStack.POST_UNDO)
return POST;
if ((detail & CommandStack.PRE_REDO) == CommandStack.PRE_REDO)
return PRE;
if ((detail & CommandStack.POST_REDO) == CommandStack.POST_REDO)
return POST;
return UNKNOWN;
}
}