/*******************************************************************************
* Copyright (c) 2009 STMicroelectronics.
* 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:
* Marzia Maugeri <marzia.maugeri@st.com> - initial API and implementation
*******************************************************************************/
package org.eclipse.linuxtools.internal.dataviewers.charts;
import org.eclipse.jface.resource.ImageDescriptor;
import org.eclipse.swt.graphics.Image;
import org.eclipse.ui.plugin.AbstractUIPlugin;
import org.osgi.framework.BundleContext;
/**
* The activator class controls the plug-in life cycle
*/
public class Activator extends AbstractUIPlugin {
// The plug-in ID
public static final String PLUGIN_ID = "org.eclipse.linuxtools.dataviewers.charts"; //$NON-NLS-1$
// The shared instance
private static Activator plugin;
@Override
public void start(BundleContext context) throws Exception {
super.start(context);
plugin = this;
}
@Override
public void stop(BundleContext context) throws Exception {
plugin = null;
super.stop(context);
}
/**
* Returns the shared instance
*
* @return the shared instance
*/
public static Activator 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 imageDescriptorFromPlugin(PLUGIN_ID, path);
}
/**
* Returns an image from the path
*
* @param path
* the path
* @return the image
*/
public static Image getImage(String path) {
Image image = plugin.getImageRegistry().get(path);
if (image == null) {
image = getImageDescriptor(path).createImage();
plugin.getImageRegistry().put(path, image);
}
return image;
}
}