+package org.simantics.document.ui.graphfile;\r
+\r
+import java.io.File;\r
+\r
+import org.eclipse.swt.widgets.Display;\r
+import org.eclipse.ui.PartInitException;\r
+import org.simantics.db.ReadGraph;\r
+import org.simantics.db.Resource;\r
+import org.simantics.db.common.request.ReadRequest;\r
+import org.simantics.db.exception.DatabaseException;\r
+import org.simantics.document.DocumentResource;\r
+import org.simantics.document.ui.Activator;\r
+import org.simantics.editors.Editors;\r
+import org.simantics.graphfile.ontology.GraphFileResource;\r
+import org.simantics.graphfile.util.GraphFileUtil;\r
+import org.simantics.ui.SimanticsUI;\r
+import org.simantics.ui.workbench.editor.AbstractResourceEditorAdapter;\r
+import org.simantics.ui.workbench.editor.EditorAdapter;\r
+import org.simantics.utils.ui.ExceptionUtils;\r
+\r
+public class ExternalEditorAdapter extends AbstractResourceEditorAdapter implements EditorAdapter {\r
+ \r
+ public ExternalEditorAdapter() {\r
+ super("External Editor",Activator.imageDescriptorFromPlugin("com.famfamfam.silk", "icons/page.png"));\r
+ }\r
+\r
+ \r
+ @Override\r
+ public boolean canHandle(ReadGraph g, Resource r) throws DatabaseException {\r
+ GraphFileResource gf = GraphFileResource.getInstance(g);\r
+ DocumentResource doc = DocumentResource.getInstance(g);\r
+ if (!g.isInstanceOf(r, doc.FileDocument))\r
+ return false;\r
+ String filename = g.getPossibleRelatedValue(r, gf.HasResourceName);\r
+ return filename != null;\r
+ }\r
+ \r
+ @Override\r
+ protected void openEditor(final Resource input) throws Exception {\r
+ SimanticsUI.getSession().asyncRequest(new ReadRequest() {\r
+ \r
+ @Override\r
+ public void run(ReadGraph graph) throws DatabaseException {\r
+ final File file = GraphFileUtil.toTempFile(graph, input);\r
+ file.deleteOnExit();\r
+ Display.getDefault().asyncExec(new Runnable() {\r
+ \r
+ @Override\r
+ public void run() {\r
+ \r
+ if (file.exists() && file.canRead()) {\r
+ try {\r
+ Editors.openExternalEditor(file);\r
+ } catch (PartInitException e) {\r
+ ExceptionUtils.logAndShowError(e);\r
+ }\r
+ }\r
+ }\r
+ });\r
+ }\r
+ });\r
+ \r
+\r
+ }\r
+\r
+}\r