Migrated source code from Simantics SVN

[simantics/platform.git] / bundles / org.simantics.graphviz.ui / src / org / simantics / graphviz / ui / AbstractGraphvizEditorPart.java

diff --git a/bundles/org.simantics.graphviz.ui/src/org/simantics/graphviz/ui/AbstractGraphvizEditorPart.java b/bundles/org.simantics.graphviz.ui/src/org/simantics/graphviz/ui/AbstractGraphvizEditorPart.java
new file mode 100644 (file)
index 0000000..cd14c71
--- /dev/null
+++ b/bundles/org.simantics.graphviz.ui/src/org/simantics/graphviz/ui/AbstractGraphvizEditorPart.java
@@ -0,0 +1,96 @@
+/*******************************************************************************\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.graphviz.ui;\r
+\r
+import org.eclipse.core.runtime.IProgressMonitor;\r
+import org.eclipse.core.runtime.IStatus;\r
+import org.eclipse.core.runtime.Status;\r
+import org.eclipse.core.runtime.jobs.Job;\r
+import org.eclipse.swt.widgets.Composite;\r
+import org.eclipse.ui.IEditorInput;\r
+import org.eclipse.ui.IEditorSite;\r
+import org.eclipse.ui.PartInitException;\r
+import org.eclipse.ui.part.EditorPart;\r
+import org.simantics.graphviz.Graph;\r
+\r
+public abstract class AbstractGraphvizEditorPart extends EditorPart {\r
+\r
+    GraphvizComponent component;\r
+    \r
+    @Override\r
+    public void doSave(IProgressMonitor monitor) {\r
+    }\r
+\r
+    @Override\r
+    public void doSaveAs() {\r
+    }\r
+\r
+    @Override\r
+    public void init(IEditorSite site, IEditorInput input)\r
+        throws PartInitException {\r
+        setSite(site);\r
+        setInput(input);\r
+    }\r
+\r
+    @Override\r
+    public boolean isDirty() {\r
+        return false;\r
+    }\r
+\r
+    @Override\r
+    public boolean isSaveAsAllowed() {\r
+        return false;\r
+    }\r
+\r
+    @Override\r
+    public void createPartControl(Composite parent) {       \r
+        component = new GraphvizComponent(parent, 0);\r
+    }\r
+    \r
+       /**\r
+        * Sets a new graph to be drawn. This operation may take a while. It can\r
+        * be called from any thread.\r
+        * @param graph\r
+        */\r
+    public void setGraph(Graph graph) {\r
+       component.setGraph(graph);\r
+    }\r
+    \r
+    public void setGraph(Graph graph, String algorithm) {\r
+       component.setGraph(graph, algorithm);\r
+    }\r
+\r
+    /**\r
+        * Sets a new graph to be drawn. The graph is layouted in a Eclipse job.\r
+        * The component is redrawn after the layout is complete.\r
+        * @param graph\r
+        */\r
+    public void asyncSetGraph(final Graph graph) {\r
+       Job job = new Job("Layouting a graph") {\r
+\r
+                       @Override\r
+                       protected IStatus run(IProgressMonitor monitor) {\r
+                               setGraph(graph);\r
+                               return Status.OK_STATUS;\r
+                       }\r
+               \r
+       };\r
+       job.schedule();\r
+    }\r
+    \r
+    @Override\r
+    public void setFocus() {\r
+        if(component != null)\r
+               component.requestFocus();\r
+    }\r
+\r
+}\r