Migrated source code from Simantics SVN

[simantics/platform.git] / bundles / org.simantics.modeling.ui / src / org / simantics / modeling / ui / modelBrowser / model / Node.java

diff --git a/bundles/org.simantics.modeling.ui/src/org/simantics/modeling/ui/modelBrowser/model/Node.java b/bundles/org.simantics.modeling.ui/src/org/simantics/modeling/ui/modelBrowser/model/Node.java
new file mode 100644 (file)
index 0000000..7e3cefe
--- /dev/null
+++ b/bundles/org.simantics.modeling.ui/src/org/simantics/modeling/ui/modelBrowser/model/Node.java
@@ -0,0 +1,117 @@
+/*******************************************************************************\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.modeling.ui.modelBrowser.model;\r
+\r
+import java.util.Collection;\r
+import java.util.Collections;\r
+\r
+import org.eclipse.jface.resource.ImageDescriptor;\r
+import org.eclipse.jface.viewers.ISelection;\r
+import org.simantics.browsing.ui.common.node.IDropTargetNode;\r
+import org.simantics.browsing.ui.content.Labeler.Modifier;\r
+import org.simantics.browsing.ui.graph.impl.LabelerUtil;\r
+import org.simantics.db.ReadGraph;\r
+import org.simantics.db.Resource;\r
+import org.simantics.db.Session;\r
+import org.simantics.db.WriteGraph;\r
+import org.simantics.db.exception.DatabaseException;\r
+import org.simantics.db.layer0.util.RemoverUtil;\r
+import org.simantics.layer0.Layer0;\r
+import org.simantics.ui.SimanticsUI;\r
+\r
+@Deprecated\r
+public class Node implements INode, IDropTargetNode {\r
+\r
+    protected Resource resource;\r
+\r
+    public Node(Resource resource) {\r
+        assert resource != null;\r
+        this.resource = resource;\r
+    }\r
+\r
+    public Resource getResource() {\r
+        return resource;\r
+    }\r
+\r
+    @Override\r
+    public String getLabel(ReadGraph g) throws DatabaseException {\r
+        return LabelerUtil.safeStringRepresentation(g, resource);\r
+    }\r
+\r
+    @Override\r
+    public ImageDescriptor getImage(ReadGraph graph) throws DatabaseException {\r
+        return ImageDescriptor.getMissingImageDescriptor();\r
+    }\r
+\r
+    @Override\r
+    public int getCategory(ReadGraph graph) throws DatabaseException {\r
+        return 0;\r
+    }\r
+\r
+    @Override\r
+    public Modifier getModifier(Session session, String columnId) {\r
+        return null;\r
+    }\r
+\r
+    @Override\r
+    public Collection<?> getChildren(ReadGraph graph) throws DatabaseException {\r
+        return Collections.emptyList();\r
+    }\r
+\r
+    @Override\r
+    public boolean hasChildren(ReadGraph g) throws DatabaseException {\r
+        return !getChildren(g).isEmpty();\r
+    }\r
+\r
+    @Override\r
+    public Object getAdapter(Class adapter) {\r
+        if (adapter == Resource.class)\r
+            return resource;\r
+        return null;\r
+    }\r
+\r
+    @Override\r
+    public boolean equals(Object obj) {\r
+        if(this == obj)\r
+            return true;\r
+        if(obj == null)\r
+            return false;\r
+        return getClass().equals(obj.getClass()) && resource.equals(((Node)obj).resource);\r
+    }\r
+\r
+    @Override\r
+    public int hashCode() {\r
+        return getClass().hashCode()*31 + resource.hashCode();\r
+    }\r
+\r
+    @Override\r
+    public void handleDrop(Session session, ISelection data) {\r
+    }\r
+\r
+    /**\r
+     * For backwards compatibility with the new model browser and browsing framework.\r
+     */\r
+    @Override\r
+    public void drop(Object data) {\r
+        if (data instanceof ISelection) {\r
+            handleDrop(SimanticsUI.getSession(), (ISelection) data);\r
+        }\r
+    }\r
+\r
+    @Override\r
+    public void handleDelete(WriteGraph graph) throws DatabaseException {\r
+        Layer0 l0 = Layer0.getInstance(graph);\r
+        graph.deny(resource, l0.PartOf);\r
+        RemoverUtil.remove(graph, resource);\r
+    }\r
+\r
+}\r