Migrated source code from Simantics SVN

[simantics/platform.git] / bundles / org.simantics.document.ui / src / org / simantics / document / ui / graphfile / ExternalEditorAdapter.java

diff --git a/bundles/org.simantics.document.ui/src/org/simantics/document/ui/graphfile/ExternalEditorAdapter.java b/bundles/org.simantics.document.ui/src/org/simantics/document/ui/graphfile/ExternalEditorAdapter.java
new file mode 100644 (file)
index 0000000..010237f
--- /dev/null
+++ b/bundles/org.simantics.document.ui/src/org/simantics/document/ui/graphfile/ExternalEditorAdapter.java
@@ -0,0 +1,66 @@
+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