/*******************************************************************************
 * Copyright (c) 2001, 2004 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 API and implementation
 *     Jens Lukowski/Innoopract - initial renaming/restructuring
 *     
 *******************************************************************************/
package org.eclipse.wst.sse.ui.internal;

import org.eclipse.jface.action.Action;
import org.eclipse.jface.dialogs.ErrorDialog;
import org.eclipse.jface.resource.ImageDescriptor;
import org.eclipse.swt.widgets.Event;
import org.eclipse.ui.IWorkbenchPage;
import org.eclipse.ui.IWorkbenchWindow;
import org.eclipse.ui.PartInitException;

/**
 * Surfaces a View.
 * 
 * @author Nitin Dahyabhai
 */
public abstract class ShowViewAction extends Action {
	/**
	 *  
	 */
	public ShowViewAction() {
		super();
	}

	/**
	 * @param text
	 */
	public ShowViewAction(String text) {
		super(text);
	}

	/**
	 * @param text
	 * @param image
	 */
	public ShowViewAction(String text, ImageDescriptor image) {
		super(text, image);
	}

	/**
	 * @param text
	 * @param style
	 */
	public ShowViewAction(String text, int style) {
		super(text, style);
	}

	/**
	 * @return
	 */
	protected abstract String getViewID();

	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.jface.action.Action#run()
	 */
	public void run() {
		super.run();
		showView();
	}

	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.jface.action.Action#runWithEvent(org.eclipse.swt.widgets.Event)
	 */
	public void runWithEvent(Event event) {
		super.runWithEvent(event);
		showView();
	}

	/**
	 *  
	 */
	private void showView() {
		IWorkbenchWindow window = SSEUIPlugin.getDefault().getWorkbench().getActiveWorkbenchWindow();
		IWorkbenchPage page = window.getActivePage();
		if (page != null) {
			try {
				page.showView(getViewID());
			} catch (PartInitException e) {
				ErrorDialog.openError(window.getShell(), SSEUIMessages.ShowView_errorTitle, //$NON-NLS-1$
							e.getMessage(), e.getStatus());
			}
		}
	}
}