abstractupdateaction.java

eclise rcp 项目,是非常好的学习源码

/*******************************************************************************
 * Copyright (c) 2007 Siemens AG
 * 
 * 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:
 *    Kai T鰀ter - initial API and implementation
 *******************************************************************************/

package com.siemens.ct.mp3m.ui.update;

import org.eclipse.jface.action.Action;
import org.eclipse.jface.action.IAction;
import org.eclipse.jface.viewers.ISelection;
import org.eclipse.ui.IWorkbenchWindow;
import org.eclipse.ui.IWorkbenchWindowActionDelegate;
import org.eclipse.ui.PlatformUI;

/**
 * Abstract Action to be used as base for all update actions
 */
public abstract class AbstractUpdateAction extends Action implements IWorkbenchWindowActionDelegate {

	private IWorkbenchWindow window;

	public AbstractUpdateAction() {
		// do nothing
	}

	public void run() {
		run(PlatformUI.getWorkbench().getActiveWorkbenchWindow());
	}

	public void run(IAction action) {
		run(window);
	}

    abstract protected void run(final IWorkbenchWindow window);

	public void selectionChanged(IAction action, ISelection selection) {
		// do nothing
	}

	public void dispose() {
		// do nothing
	}

	public void init(IWorkbenchWindow window) {
		this.window = window;
	}
}