BaseExtsPlugin.java

/*
* Copyright (C) 2003-2007 Kepler Project.
*
* Permission is hereby granted, free of charge, to any person obtaining
* a copy of this software and associated documentation files (the
* "Software"), to deal in the Software without restriction, including
* without limitation the rights to use, copy, modify, merge, publish,
* distribute, sublicense, and/or sell copies of the Software, and to
* permit persons to whom the Software is furnished to do so, subject to
* the following conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
* IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
* CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
package org.keplerproject.ldt.ui.baseExts;

import org.eclipse.jface.resource.ImageDescriptor;
import org.eclipse.jface.resource.ImageRegistry;
import org.eclipse.ui.plugin.AbstractUIPlugin;
import org.osgi.framework.BundleContext;

/**
 * The main plugin class to be used in the desktop.
 * @author guilherme
 * @version $Id$
 */
public class BaseExtsPlugin extends AbstractUIPlugin {

	//The shared instance.
	private static BaseExtsPlugin plugin;
	//private LuaState luastate;
	private ImageRegistry imgReg;
	
	/**
	 * The constructor.
	 */
	public BaseExtsPlugin() {
		plugin = this;
	}

	/**
	 * This method is called upon plug-in activation
	 */
	public void start(BundleContext context) throws Exception {
		super.start(context);
	}

	/**
	 * This method is called when the plug-in is stopped
	 */
	public void stop(BundleContext context) throws Exception {
		super.stop(context);
		plugin = null;
	}

	/**
	 * Returns the shared instance.
	 */
	public static BaseExtsPlugin getDefault() {
		return plugin;
	}
	
	/**
	 * Returns an image descriptor for the image file at the given plug-in
	 * relative path.
	 * 
	 * @param path
	 *            the path
	 * @return the image descriptor
	 */
	public static ImageDescriptor getImageDescriptor(String path) {
		return AbstractUIPlugin.imageDescriptorFromPlugin("org.keplerproject.ldt.ui.baseExts", path);
	}
	
	/*
	 * (non-Javadoc)
	 * 
	 * @see org.eclipse.ui.plugin.AbstractUIPlugin#initializeImageRegistry(org.eclipse.jface.resource.ImageRegistry)
	 */
	protected void initializeImageRegistry(ImageRegistry reg) {
		String[] images = { "function", "table", "string", "userdata", "nil" };

		for (int i = 0; i < images.length; i++) {
			ImageDescriptor image = null;

			image = BaseExtsPlugin.getImageDescriptor("icons/" + images[i]
					+ ".gif");
			
			reg.put(images[i],(ImageDescriptor) image);
		}

		
	}
	
	public ImageRegistry getImageRegistry() {
		if(imgReg == null)
		{
			imgReg = new ImageRegistry();
			initializeImageRegistry(imgReg);
		}
		return imgReg;
	}
}