[jbosstools-commits] JBoss Tools SVN: r43407 - trunk/runtime/plugins/org.jboss.tools.runtime.ui/src/org/jboss/tools/runtime/ui.

[jbosstools-commits at lists.jboss.org]

Author: rob.stryker at jboss.com
Date: 2012-09-04 23:55:14 -0400 (Tue, 04 Sep 2012)
New Revision: 43407

Added:
   trunk/runtime/plugins/org.jboss.tools.runtime.ui/src/org/jboss/tools/runtime/ui/RuntimeSharedImages.java
Log:
JBIDE-12540 isolate shared images

Added: trunk/runtime/plugins/org.jboss.tools.runtime.ui/src/org/jboss/tools/runtime/ui/RuntimeSharedImages.java
===================================================================
--- trunk/runtime/plugins/org.jboss.tools.runtime.ui/src/org/jboss/tools/runtime/ui/RuntimeSharedImages.java	                        (rev 0)
+++ trunk/runtime/plugins/org.jboss.tools.runtime.ui/src/org/jboss/tools/runtime/ui/RuntimeSharedImages.java	2012-09-05 03:55:14 UTC (rev 43407)
@@ -0,0 +1,95 @@
+/*************************************************************************************
+ * Copyright (c) 2012 Red Hat, Inc. 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:
+ *     JBoss by Red Hat - Initial implementation.
+ ************************************************************************************/
+package org.jboss.tools.runtime.ui;
+
+import java.util.Hashtable;
+import java.util.Iterator;
+
+import org.eclipse.jface.resource.ImageDescriptor;
+import org.eclipse.swt.graphics.Image;
+import org.osgi.framework.Bundle;
+
+public class RuntimeSharedImages {
+	public static final String CHECKBOX_ON_KEY = "checkbox_on";//$NON-NLS-1$
+	public static final String CHECKBOX_OFF_KEY = "checkbox_off";//$NON-NLS-1$
+	public static final String ERROR_KEY = "error_image";//$NON-NLS-1$
+
+	private static final String CHECKBOX_ON_PATH = "/icons/xpl/complete_tsk.gif";//$NON-NLS-1$
+	private static final String CHECKBOX_OFF_PATH = "/icons/xpl/incomplete_tsk.gif";//$NON-NLS-1$
+	private static final String ERROR_PATH = "/icons/xpl/error_tsk.gif";//$NON-NLS-1$
+
+
+
+	private static RuntimeSharedImages INSTANCE;
+	public static RuntimeSharedImages getDefault() {
+		if( INSTANCE == null ) {
+			INSTANCE = new RuntimeSharedImages();
+		}
+		return INSTANCE;
+	}
+
+	private Hashtable<String, Image> images;
+	private Hashtable<String, ImageDescriptor> descriptors;
+
+	private RuntimeSharedImages() {
+		images = new Hashtable<String, Image>();
+		descriptors = new Hashtable<String, ImageDescriptor>();
+		Bundle pluginBundle = RuntimeUIActivator.getDefault().getBundle();		
+
+
+		descriptors.put(CHECKBOX_ON_KEY, createImageDescriptor(pluginBundle, CHECKBOX_ON_PATH)); //$NON-NLS-1$
+		descriptors.put(CHECKBOX_OFF_KEY, createImageDescriptor(pluginBundle, CHECKBOX_OFF_PATH)); //$NON-NLS-1$
+		descriptors.put(ERROR_KEY, createImageDescriptor(pluginBundle, ERROR_PATH)); //$NON-NLS-1$
+		Iterator<String> iter = descriptors.keySet().iterator();
+		while (iter.hasNext()) {
+			String key = iter.next();
+			ImageDescriptor descriptor = descriptor(key);
+			images.put(key,  descriptor.createImage());
+		}
+
+	}
+    private ImageDescriptor createImageDescriptor (Bundle pluginBundle, String relativePath) {
+            return ImageDescriptor.createFromURL(pluginBundle.getEntry(relativePath));
+    }
+
+	public static Image getImage(String key) {
+		return getDefault().image(key);
+	}
+
+	public static ImageDescriptor getImageDescriptor(String key) {
+		return getDefault().descriptor(key);
+	}
+
+	public Image image(String key) {
+		return (Image) images.get(key);
+	}
+
+	public ImageDescriptor descriptor(String key) {
+		return (ImageDescriptor) descriptors.get(key);
+	}
+
+	public void cleanup() {
+		Iterator<String> iter = images.keySet().iterator();
+		while (iter.hasNext()) {
+			Image image = (Image) images.get(iter.next());
+			image.dispose();
+		}
+		images = null;
+		INSTANCE = null;
+	}
+
+	protected void finalize() throws Throwable {
+		cleanup();
+		super.finalize();
+	}
+
+
+}