bundles/org.simantics.document.linking.ui/src/org/simantics/document/linking/ge/ShowDocumentAction.java

   1 package org.simantics.document.linking.ge;\r
   2 \r
   3 import org.eclipse.swt.widgets.Display;\r
   4 import org.simantics.db.ReadGraph;\r
   5 import org.simantics.db.Resource;\r
   6 import org.simantics.db.common.request.ReadRequest;\r
   7 import org.simantics.db.exception.DatabaseException;\r
   8 import org.simantics.db.layer0.adapter.ActionFactory;\r
   9 import org.simantics.db.layer0.variable.Variable;\r
  10 import org.simantics.document.linking.ontology.DocumentLink;\r
  11 import org.simantics.document.linking.utils.SourceLinkUtil;\r
  12 import org.simantics.ui.SimanticsUI;\r
  13 import org.simantics.ui.workbench.editor.EditorAdapter;\r
  14 import org.simantics.ui.workbench.editor.EditorRegistry;\r
  15 import org.simantics.utils.ui.ExceptionUtils;\r
  16 \r
  17 public class ShowDocumentAction implements ActionFactory{\r
  18         \r
  19         \r
  20         @Override\r
  21         public Runnable create(Object target) {\r
  22                 if (!(target instanceof Variable))\r
  23                         return null;\r
  24                 final Variable v = (Variable)target;\r
  25                 \r
  26 \r
  27                 return new Runnable() {\r
  28                         \r
  29                         @Override\r
  30                         public void run() {\r
  31                                 SimanticsUI.getSession().asyncRequest(new ReadRequest() {\r
  32                                         \r
  33                                         @Override\r
  34                                         public void run(ReadGraph graph) throws DatabaseException {\r
  35                                                 DocumentLink sl = DocumentLink.getInstance(graph);\r
  36                                                 Resource t = v.getPossibleRepresents(graph);\r
  37                                                 if (!graph.isInstanceOf(t, sl.Source))\r
  38                                                         return;\r
  39                                                 final Resource reference = SourceLinkUtil.getReferredDocument(graph, t);\r
  40                                                 if (reference == null)\r
  41                                                         return;\r
  42                                                 EditorAdapter[] adapters = EditorRegistry.getInstance().getAdaptersFor(graph, reference);\r
  43                                                 if (adapters.length == 0)\r
  44                                                         return;\r
  45                                                 EditorAdapter highPri = null;\r
  46                                                 int pri = Integer.MIN_VALUE;\r
  47                                                 for (EditorAdapter a : adapters) {\r
  48                                                         int p = a.getPriority();\r
  49                                                         if (highPri == null || p > pri) {\r
  50                                                                 highPri = a;\r
  51                                                                 pri = p;\r
  52                                                         } \r
  53                                                 }\r
  54                                                 final EditorAdapter adapter = highPri;\r
  55                                                 Display.getDefault().asyncExec(new Runnable() {\r
  56                                                         \r
  57                                                         @Override\r
  58                                                         public void run() {\r
  59                                                                 try {\r
  60                                                                         adapter.openEditor(reference);\r
  61                                                                 } catch (Exception e) {\r
  62                                                                         ExceptionUtils.logAndShowError("Cannot open editor", e);\r
  63                                                                 }\r
  64                                                         }\r
  65                                                 });\r
  66 \r
  67                                                 \r
  68                                         }\r
  69                                 });\r
  70                                 \r
  71                         }\r
  72                 };\r
  73 \r
  74                 \r
  75         }\r
  76 \r
  77 }\r