org.eclipse.opencert.userguidance/src/org/eclipse/opencert/userguidance/util/ImageUtil.java

/*******************************************************************************
 * Copyright (c) 2016 KPIT Technologies.
 *
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v2.0
 * which accompanies this distribution, and is available at
 * https://www.eclipse.org/org/documents/epl-2.0/EPL-2.0.html
 *
 * SPDX-License-Identifier: EPL-2.0
 *
 * Contributors:
 *   Jan Mauersberger- initial API and implementation
 *   Sascha Baumgart- initial API and implementation
 *******************************************************************************/
package org.eclipse.opencert.userguidance.util;

import java.net.URL;

import org.eclipse.core.runtime.FileLocator;
import org.eclipse.core.runtime.Path;
import org.eclipse.jface.resource.ImageDescriptor;
import org.eclipse.swt.graphics.Image;
import org.osgi.framework.Bundle;
import org.osgi.framework.FrameworkUtil;

public class ImageUtil {
	/**
	 * Creates an image for the specified file name. This method looks for the
	 * image inside the bundle of the specified requester object.
	 */
	public static Image createImage(Object requester, String fileName) {
		Bundle bundle = FrameworkUtil.getBundle(requester.getClass());
		URL url = FileLocator.find(bundle, new Path(fileName), null);
		ImageDescriptor image = ImageDescriptor.createFromURL(url);
		return image.createImage();
	}
}