Sync git svn branch with SVN repository r33290.

[simantics/platform.git] / bundles / org.simantics.tests.modelled.ui / src / org / simantics / tests / modelled / ui / Activator.java

diff --git a/bundles/org.simantics.tests.modelled.ui/src/org/simantics/tests/modelled/ui/Activator.java b/bundles/org.simantics.tests.modelled.ui/src/org/simantics/tests/modelled/ui/Activator.java
new file mode 100644 (file)
index 0000000..4349852
--- /dev/null
+++ b/bundles/org.simantics.tests.modelled.ui/src/org/simantics/tests/modelled/ui/Activator.java
@@ -0,0 +1,73 @@
+package org.simantics.tests.modelled.ui;\r
+\r
+import java.net.URL;\r
+import java.util.ArrayList;\r
+import java.util.List;\r
+\r
+import org.eclipse.jface.resource.ImageDescriptor;\r
+import org.eclipse.swt.graphics.Image;\r
+import org.eclipse.ui.plugin.AbstractUIPlugin;\r
+import org.osgi.framework.BundleContext;\r
+\r
+/**\r
+ * The activator class controls the plug-in life cycle\r
+ */\r
+public class Activator extends AbstractUIPlugin {\r
+\r
+       // The plug-in ID\r
+       public static final String PLUGIN_ID = "org.simantics.tests.modelled.ui"; //$NON-NLS-1$\r
+\r
+       // The shared instance\r
+       private static Activator plugin;\r
+       \r
+       /**\r
+        * The constructor\r
+        */\r
+       public Activator() {\r
+       }\r
+\r
+       /*\r
+        * (non-Javadoc)\r
+        * @see org.eclipse.ui.plugin.AbstractUIPlugin#start(org.osgi.framework.BundleContext)\r
+        */\r
+       public void start(BundleContext context) throws Exception {\r
+               super.start(context);\r
+               plugin = this;\r
+       }\r
+\r
+       /*\r
+        * (non-Javadoc)\r
+        * @see org.eclipse.ui.plugin.AbstractUIPlugin#stop(org.osgi.framework.BundleContext)\r
+        */\r
+       public void stop(BundleContext context) throws Exception {\r
+               plugin = null;\r
+               for (Image image : imagesToDispose)\r
+                   image.dispose();\r
+               super.stop(context);\r
+       }\r
+\r
+       /**\r
+        * Returns the shared instance\r
+        *\r
+        * @return the shared instance\r
+        */\r
+       public static Activator getDefault() {\r
+               return plugin;\r
+       }\r
+\r
+    public static ImageDescriptor getImageDescriptor(String relativePath) {\r
+        URL url = getDefault().getBundle().getEntry(relativePath);\r
+        return ImageDescriptor.createFromURL(url);\r
+    }\r
+    \r
+    private static List<Image> imagesToDispose = new ArrayList<>();\r
+\r
+    public static Image createManagedImage(ImageDescriptor descriptor) {\r
+        Image image= descriptor.createImage();\r
+        if (image == null) {\r
+            image= ImageDescriptor.getMissingImageDescriptor().createImage();\r
+        }\r
+        imagesToDispose.add(image);\r
+        return image;\r
+    }\r
+}\r