Migrated source code from Simantics SVN

[simantics/platform.git] / bundles / org.simantics.ui / src / org / simantics / ui / workbench / TitleRequest.java

diff --git a/bundles/org.simantics.ui/src/org/simantics/ui/workbench/TitleRequest.java b/bundles/org.simantics.ui/src/org/simantics/ui/workbench/TitleRequest.java
new file mode 100644 (file)
index 0000000..ba68cf9
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+++ b/bundles/org.simantics.ui/src/org/simantics/ui/workbench/TitleRequest.java
@@ -0,0 +1,56 @@
+/*******************************************************************************\r
+ * Copyright (c) 2007, 2010 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.ui.workbench;\r
+\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.AdaptionException;\r
+import org.simantics.db.exception.DatabaseException;\r
+import org.simantics.db.request.Read;\r
+\r
+/**\r
+ * @author Tuukka Lehtonen\r
+ */\r
+public class TitleRequest implements Read<String> {\r
+\r
+    private final String               editorId;\r
+\r
+    private final IResourceEditorInput input;\r
+\r
+    public TitleRequest(String editorId, IResourceEditorInput input) {\r
+        this.editorId = editorId;\r
+        this.input = input;\r
+    }\r
+\r
+    @Override\r
+    public String perform(ReadGraph graph) throws DatabaseException {\r
+        Resource r = input.getResource();\r
+\r
+        try {\r
+            String n = null;\r
+            IEditorNamingService ems = EditorNaming.getNamingService(graph, r);\r
+            if (ems != null)\r
+                n = ems.getName(graph, editorId, input);\r
+            if (n == null) {\r
+                if (r == null)\r
+                    return "no input resource";\r
+                n = graph.adapt(r, String.class);\r
+            }\r
+\r
+            return n;\r
+        } catch (AdaptionException e) {\r
+            return NameUtils.getSafeName(graph, r);\r
+        }\r
+    }\r
+\r
+}
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