bundles/org.simantics.help.ui/src/org/simantics/help/ui/OpenHelpFileAdapter.java

   1 package org.simantics.help.ui;\r
   2 \r
   3 import org.eclipse.ui.PartInitException;\r
   4 import org.eclipse.ui.PlatformUI;\r
   5 import org.simantics.Simantics;\r
   6 import org.simantics.db.ReadGraph;\r
   7 import org.simantics.db.Resource;\r
   8 import org.simantics.db.common.request.PossibleIndexRoot;\r
   9 import org.simantics.db.common.request.ReadRequest;\r
  10 import org.simantics.db.exception.DatabaseException;\r
  11 import org.simantics.db.layer0.variable.RVI;\r
  12 import org.simantics.db.layer0.variable.Variable;\r
  13 import org.simantics.db.layer0.variable.Variables;\r
  14 import org.simantics.help.HelpResources;\r
  15 import org.simantics.ui.workbench.ResourceEditorInput2;\r
  16 import org.simantics.ui.workbench.editor.AbstractResourceEditorAdapter;\r
  17 import org.simantics.utils.ui.workbench.WorkbenchUtils;\r
  18 import org.slf4j.Logger;\r
  19 import org.slf4j.LoggerFactory;\r
  20 \r
  21 public class OpenHelpFileAdapter extends AbstractResourceEditorAdapter {\r
  22     private static final Logger LOGGER = LoggerFactory.getLogger(OpenHelpFileAdapter.class);\r
  23 \r
  24     public OpenHelpFileAdapter() {\r
  25         super("Help File Editor");\r
  26     }\r
  27 \r
  28     protected String getEditorId() {\r
  29         return HelpFileEditor.getEditorId();\r
  30     }\r
  31     \r
  32     @Override\r
  33     protected boolean canHandle(ReadGraph g, Resource input) throws DatabaseException {\r
  34         return g.isInstanceOf(input, HelpResources.getInstance(g).HelpFile);\r
  35     }\r
  36     \r
  37     @Override\r
  38     protected void openEditor(Resource input) throws Exception {\r
  39         Simantics.getSession().asyncRequest(new ReadRequest() {\r
  40             @Override\r
  41             public void run(ReadGraph g) throws DatabaseException {\r
  42 \r
  43                 Variable variable = Variables.getVariable(g, input);\r
  44                 final Resource model = g.syncRequest(new PossibleIndexRoot(input));\r
  45                 final RVI rvi = variable.getPossibleRVI(g);\r
  46                 \r
  47                 PlatformUI.getWorkbench().getDisplay().asyncExec(new Runnable() {\r
  48                     @Override\r
  49                     public void run() {\r
  50                         try {\r
  51                             String editorId = getEditorId();\r
  52                             WorkbenchUtils.openEditor(editorId, new ResourceEditorInput2(editorId, input, model, rvi));\r
  53                         } catch (PartInitException e) {\r
  54                             LOGGER.error("Failed to open an editor for help file.", e);\r
  55                         }\r
  56                     }\r
  57                 });\r
  58             }\r
  59         });\r
  60     }\r
  61 \r
  62 }\r