X-Git-Url: https://gerrit.simantics.org/r/gitweb?a=blobdiff_plain;f=bundles%2Forg.simantics.document.linking.ui%2Fsrc%2Forg%2Fsimantics%2Fdocument%2Flinking%2Fge%2FVariableImageDecorationRule.java;fp=bundles%2Forg.simantics.document.linking.ui%2Fsrc%2Forg%2Fsimantics%2Fdocument%2Flinking%2Fge%2FVariableImageDecorationRule.java;h=372b8c187f34db4b70af8d3083c6cd340082a0d7;hb=969bd23cab98a79ca9101af33334000879fb60c5;hp=0000000000000000000000000000000000000000;hpb=866dba5cd5a3929bbeae85991796acb212338a08;p=simantics%2Fplatform.git

diff --git a/bundles/org.simantics.document.linking.ui/src/org/simantics/document/linking/ge/VariableImageDecorationRule.java b/bundles/org.simantics.document.linking.ui/src/org/simantics/document/linking/ge/VariableImageDecorationRule.java
new file mode 100644
index 000000000..372b8c187
--- /dev/null
+++ b/bundles/org.simantics.document.linking.ui/src/org/simantics/document/linking/ge/VariableImageDecorationRule.java
@@ -0,0 +1,64 @@
+package org.simantics.document.linking.ge;
+
+import org.eclipse.jface.resource.ImageDescriptor;
+import org.eclipse.jface.viewers.IDecoration;
+import org.simantics.browsing.ui.content.ImageDecorator;
+import org.simantics.browsing.ui.model.imagedecorators.ImageDecorationRule;
+import org.simantics.db.ReadGraph;
+import org.simantics.db.Resource;
+import org.simantics.db.exception.DatabaseException;
+import org.simantics.db.layer0.variable.Variable;
+import org.simantics.document.DocumentResource;
+import org.simantics.document.linking.Activator;
+import org.simantics.document.linking.ontology.DocumentLink;
+import org.simantics.document.linking.utils.SourceLinkUtil;
+import org.simantics.utils.ui.gfx.DecorationOverlayIcon;
+
+public class VariableImageDecorationRule implements ImageDecorationRule{
+	
+	@Override
+	public boolean isCompatible(Class<?> contentType) {
+		return contentType.equals(Variable.class);
+	}
+	
+	@Override
+	public ImageDecorator getImageDecorator(ReadGraph graph, Object content)
+			throws DatabaseException {
+		Variable v = (Variable)content;
+		Resource r = v.getPossibleRepresents(graph);
+		if (r == null)
+			return null;
+		
+		DocumentLink sl = DocumentLink.getInstance(graph);
+		DocumentResource doc = DocumentResource.getInstance(graph);
+		
+		if (graph.isInstanceOf(r, sl.Source)) {
+			Resource reference = SourceLinkUtil.getReferredDocument(graph, r);
+			if (reference != null) {
+				if (graph.hasStatement(reference,doc.HasNewerVersion))
+					return new Dec(Activator.getDefault().clock_red);
+			} else {
+				return new Dec(Activator.getDefault().cross);
+			}
+		}
+		return null;
+	}
+	
+	private class Dec implements ImageDecorator {
+		private ImageDescriptor decorator;
+		
+		public Dec(ImageDescriptor decorator) {
+			this.decorator = decorator;
+		}
+		@SuppressWarnings("unchecked")
+		public <Image extends Object> Image decorateImage(Image image, String column, int itemIndex) {
+			return (Image) getDecoration((ImageDescriptor) image,decorator);
+		};
+	}
+	
+	private ImageDescriptor getDecoration(ImageDescriptor original, ImageDescriptor decorator) {
+        return (original == null) ? decorator:
+            new DecorationOverlayIcon(original, decorator, IDecoration.BOTTOM_RIGHT);
+    }
+
+}