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/*****************************************************************************
* Copyright (c) 2010 CEA LIST.
*
*
* 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:
* Remi Schnekenburger (CEA LIST) remi.schnekenburger@cea.fr - Initial API and implementation
*
*****************************************************************************/
package org.eclipse.papyrus.paletteconfiguration;
import org.eclipse.jface.resource.ImageDescriptor;
import org.eclipse.jface.resource.ImageRegistry;
import org.eclipse.papyrus.log.LogHelper;
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.papyrus.uml.diagram.paletteconfiguration"; //$NON-NLS-1$
// The shared instance
private static Activator plugin;
/** Logging helper */
public static LogHelper log;
/** Default image. */
public static final String DEFAULT_IMAGE = "icons/papyrus/PapyrusLogo16x16.gif";
/**
* The constructor
*/
public Activator() {
}
/**
* {@inheritDoc}
*/
@Override
public void start(BundleContext context) throws Exception {
super.start(context);
plugin = this;
// register the login helper
log = new LogHelper(plugin);
}
/**
* {@inheritDoc}
*/
@Override
public void stop(BundleContext context) throws Exception {
plugin = null;
log = null;
super.stop(context);
}
/**
* Returns the shared instance
*
* @return the shared instance
*/
public static Activator getDefault() {
return plugin;
}
public static Image getImage(String key) {
ImageRegistry registry = getDefault().getImageRegistry();
Image image = registry.get(key);
if(image == null) { // Image not yet in registry
ImageDescriptor desc = AbstractUIPlugin.imageDescriptorFromPlugin(PLUGIN_ID, key);
registry.put(key, desc);
image = registry.get(key);
}
if((image == null) && !DEFAULT_IMAGE.equals(key)) {
image = getImage(DEFAULT_IMAGE);
}
return image;
}
/**
* This method returns an <code>org.eclipse.swt.graphics.Image</code> identified by its pluginId and iconPath.<BR>
*
* By default, it returns a default image. This image is the image placed in
* the directory <em>resources/icons/default.gif</em>
*
* @param pluginId
* id of plugin
* @param iconpPath
* the path of the icon image relative to the plugin
* @return the Image
*/
public static Image getPluginIconImage(String pluginId, String iconPath) {
String key = pluginId + iconPath;
ImageRegistry registry = getDefault().getImageRegistry();
Image image = registry.get(key);
if(image == null) {
ImageDescriptor desc = AbstractUIPlugin.imageDescriptorFromPlugin(pluginId, iconPath);
registry.put(key, desc);
image = registry.get(key);
}
if((image == null) && !iconPath.equals(DEFAULT_IMAGE)) {
image = getImage(DEFAULT_IMAGE);
}
return image;
}
/**
* Returns an image descriptor for the image file at the given plug-in
* relative path.
*
* @param path
* the path for the image file
* @return the image descriptor
*/
public static ImageDescriptor getImageDescriptor(String path) {
return AbstractUIPlugin.imageDescriptorFromPlugin(PLUGIN_ID, path);
}
/**
* This method returns an <code>org.eclipse.swt.graphics.Image</code> identified by its pluginId and image Descriptor.<BR>
*
* By default, it returns a default image. This image is the image placed in
* the directory <em>resources/icons/default.gif</em>
*
* @param pluginId
* id of plugin
* @param descriptor
* the image descriptor of the image
* @return the Image
*/
public static Image getPluginIconImage(String pluginId, ImageDescriptor descriptor) {
String key = pluginId + descriptor;
ImageRegistry registry = getDefault().getImageRegistry();
Image image = registry.get(key);
if(image == null) {
registry.put(key, descriptor);
image = registry.get(key);
}
return image;
}
}
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