Migrated source code from Simantics SVN

[simantics/platform.git] / bundles / org.simantics.document.ui / src / org / simantics / document / ui / contribution / DocumentVersionImageDecorationRule.java

diff --git a/bundles/org.simantics.document.ui/src/org/simantics/document/ui/contribution/DocumentVersionImageDecorationRule.java b/bundles/org.simantics.document.ui/src/org/simantics/document/ui/contribution/DocumentVersionImageDecorationRule.java
new file mode 100644 (file)
index 0000000..0454025
--- /dev/null
+++ b/bundles/org.simantics.document.ui/src/org/simantics/document/ui/contribution/DocumentVersionImageDecorationRule.java
@@ -0,0 +1,64 @@
+/*******************************************************************************\r
+ * Copyright (c) 2007, 2012 Association for Decentralized Information Management\r
+ * in Industry THTH ry.\r
+ * All rights reserved. This program and the accompanying materials\r
+ * are made available under the terms of the Eclipse Public License v1.0\r
+ * which accompanies this distribution, and is available at\r
+ * http://www.eclipse.org/legal/epl-v10.html\r
+ *\r
+ * Contributors:\r
+ *     VTT Technical Research Centre of Finland - initial API and implementation\r
+ *******************************************************************************/\r
+package org.simantics.document.ui.contribution;\r
+\r
+import org.eclipse.jface.resource.ImageDescriptor;\r
+import org.eclipse.jface.viewers.IDecoration;\r
+import org.simantics.browsing.ui.content.ImageDecorator;\r
+import org.simantics.browsing.ui.model.imagedecorators.ImageDecorationRule;\r
+import org.simantics.db.ReadGraph;\r
+import org.simantics.db.Resource;\r
+import org.simantics.db.exception.DatabaseException;\r
+import org.simantics.document.DocumentResource;\r
+import org.simantics.document.ui.Activator;\r
+import org.simantics.utils.ui.gfx.DecorationOverlayIcon;\r
+\r
+/**\r
+ * @author Tuukka Lehtonen\r
+ */\r
+public class DocumentVersionImageDecorationRule implements ImageDecorationRule {\r
+       \r
+    @Override\r
+    public boolean isCompatible(Class<?> contentType) {\r
+        return contentType.equals(Resource.class);\r
+    }\r
+\r
+    @Override\r
+    public ImageDecorator getImageDecorator(ReadGraph graph, Object content) throws DatabaseException {\r
+       \r
+        DocumentResource DOC = DocumentResource.getInstance(graph);\r
+        if (graph.hasStatement((Resource)content, DOC.HasNewerVersion))\r
+               return new Dec(Activator.getDefault().clock_red);\r
+        \r
+        return null;\r
+        \r
+    }\r
+    \r
+       private class Dec implements ImageDecorator {\r
+               private ImageDescriptor decorator;\r
+               \r
+               public Dec(ImageDescriptor decorator) {\r
+                       this.decorator = decorator;\r
+               }\r
+               @SuppressWarnings("unchecked")\r
+               public <Image extends Object> Image decorateImage(Image image, String column, int itemIndex) {\r
+                       return (Image) getDecoration((ImageDescriptor) image,decorator);\r
+               };\r
+       }\r
+\r
+    private ImageDescriptor getDecoration(ImageDescriptor original, ImageDescriptor img) {\r
+        //ImageDescriptor img = Activator.getDefault().DOCUMENT_DECORATION_ICON;\r
+        return (original == null) ? img\r
+                : new DecorationOverlayIcon(original, img, IDecoration.BOTTOM_RIGHT);\r
+    }\r
+\r
+}\r