#899 added Image resolver

plugins/org.yakindu.sct.generator.genmodel.ui/src/org/yakindu/sct/generator/genmodel/ui/PathToImageResolver.java

@@ -0,0 +1,37 @@
+/** 
+ * Copyright (c) 2016 committers of YAKINDU and others. 
+ * 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:
+ * committers of YAKINDU - initial API and implementation
+ *
+*/
+package org.yakindu.sct.generator.genmodel.ui;
+
+import java.net.URL;
+
+import org.eclipse.jface.resource.ImageDescriptor;
+import org.eclipse.jface.resource.ImageRegistry;
+import org.eclipse.swt.graphics.Image;
+import org.yakindu.sct.generator.genmodel.ui.internal.SGenActivator;
+
+/**
+ * 
+ * @author andreas muelder - Initial contribution and API
+ * 
+ */
+public class PathToImageResolver {
+
+	public static Image toImage(URL path) {
+		if (path == null)
+			return null;
+		ImageRegistry imageRegistry = SGenActivator.getInstance().getImageRegistry();
+		Image image = imageRegistry.get(path.toString());
+		if (image == null)
+			imageRegistry.put(path.toString(), ImageDescriptor.createFromURL(path).createImage());
+		return imageRegistry.get(path.toString());
+	}
+
+}