Migrated source code from Simantics SVN

[simantics/platform.git] / bundles / org.simantics.browsing.ui.model / src / org / simantics / browsing / ui / model / labels / ResourceLabelLabelRule.java

diff --git a/bundles/org.simantics.browsing.ui.model/src/org/simantics/browsing/ui/model/labels/ResourceLabelLabelRule.java b/bundles/org.simantics.browsing.ui.model/src/org/simantics/browsing/ui/model/labels/ResourceLabelLabelRule.java
new file mode 100644 (file)
index 0000000..c6abd21
--- /dev/null
+++ b/bundles/org.simantics.browsing.ui.model/src/org/simantics/browsing/ui/model/labels/ResourceLabelLabelRule.java
@@ -0,0 +1,44 @@
+/*******************************************************************************\r
+ * Copyright (c) 2010, 2011 Association for Decentralized Information Management in\r
+ * 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.browsing.ui.model.labels;\r
+\r
+import java.util.Collections;\r
+import java.util.Map;\r
+\r
+import org.simantics.browsing.ui.common.ColumnKeys;\r
+import org.simantics.db.ReadGraph;\r
+import org.simantics.db.Resource;\r
+import org.simantics.db.common.utils.NameUtils;\r
+import org.simantics.db.exception.DatabaseException;\r
+\r
+public class ResourceLabelLabelRule implements LabelRule {\r
+    public static final ResourceLabelLabelRule INSTANCE = new ResourceLabelLabelRule();\r
+    \r
+    public ResourceLabelLabelRule() {\r
+    }\r
+\r
+    @Override\r
+    public boolean isCompatible(Class<?> contentType) {\r
+        return contentType.equals(Resource.class);\r
+    }\r
+\r
+    @Override\r
+    public Map<String,String> getLabel(ReadGraph graph, Object content) throws DatabaseException {\r
+        String label = NameUtils.getSafeLabel(graph, (Resource) content);\r
+        // FIXME: this is a hack to cover for cases where an empty HasLabel is\r
+        // asserted for the content in order to make the property editable in the\r
+        // property view.\r
+        if (label.isEmpty())\r
+            label = NameUtils.getSafeName(graph, (Resource) content);\r
+        return Collections.singletonMap(ColumnKeys.SINGLE, label); \r
+    }\r
+}\r