| /******************************************************************************* |
| * Copyright (c) 2009, 2018 STMicroelectronics and others. |
| * |
| * This program and the accompanying materials are made |
| * available under the terms of the Eclipse Public License 2.0 |
| * which is available at https://www.eclipse.org/legal/epl-2.0/ |
| * |
| * SPDX-License-Identifier: EPL-2.0 |
| * |
| * 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.jface.resource.ResourceLocator; |
| 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 ResourceLocator.imageDescriptorFromBundle(PLUGIN_ID, path).get(); |
| } |
| |
| /** |
| * 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; |
| } |
| |
| } |