bundles/org.simantics.document.ui/src/org/simantics/document/ui/graphfile/UrlEditorAdapter.java

   1 package org.simantics.document.ui.graphfile;\r
   2 \r
   3 import java.net.MalformedURLException;\r
   4 import java.net.URL;\r
   5 \r
   6 import org.eclipse.swt.widgets.Display;\r
   7 import org.eclipse.ui.PartInitException;\r
   8 import org.eclipse.ui.PlatformUI;\r
   9 import org.eclipse.ui.browser.IWebBrowser;\r
  10 import org.eclipse.ui.browser.IWorkbenchBrowserSupport;\r
  11 import org.simantics.db.ReadGraph;\r
  12 import org.simantics.db.Resource;\r
  13 import org.simantics.db.common.request.ReadRequest;\r
  14 import org.simantics.db.exception.DatabaseException;\r
  15 import org.simantics.document.DocumentResource;\r
  16 import org.simantics.document.ui.Activator;\r
  17 import org.simantics.ui.SimanticsUI;\r
  18 import org.simantics.ui.workbench.editor.AbstractResourceEditorAdapter;\r
  19 import org.simantics.ui.workbench.editor.EditorAdapter;\r
  20 import org.simantics.utils.ui.ExceptionUtils;\r
  21 \r
  22 public class UrlEditorAdapter extends AbstractResourceEditorAdapter implements EditorAdapter {\r
  23         \r
  24         public UrlEditorAdapter() {\r
  25                 super("Browser",Activator.imageDescriptorFromPlugin("com.famfamfam.silk", "icons/world.png"));\r
  26         }\r
  27 \r
  28         \r
  29         @Override\r
  30         public boolean canHandle(ReadGraph g, Resource r) throws DatabaseException {\r
  31                 DocumentResource doc = DocumentResource.getInstance(g);\r
  32                 if (!g.isInstanceOf(r, doc.UrlDocument))\r
  33                         return false;\r
  34                 String url = g.getPossibleRelatedValue(r, doc.HasUrl);\r
  35                 return url != null;\r
  36         }\r
  37         \r
  38         @Override\r
  39         protected void openEditor(final Resource input) throws Exception {\r
  40                 SimanticsUI.getSession().asyncRequest(new ReadRequest() {\r
  41                         \r
  42                         @Override\r
  43                         public void run(ReadGraph graph) throws DatabaseException {\r
  44                                 DocumentResource doc = DocumentResource.getInstance(graph);\r
  45                                 final String urlString = graph.getPossibleRelatedValue(input, doc.HasUrl);\r
  46                                 if (urlString == null)\r
  47                                         return;\r
  48                                 \r
  49                                 Display.getDefault().asyncExec(new Runnable() {\r
  50                                         \r
  51                                         @Override\r
  52                                         public void run() {\r
  53                                                 IWorkbenchBrowserSupport browserSupport = PlatformUI.getWorkbench().getBrowserSupport();                                        \r
  54                                                 IWebBrowser browser;\r
  55                                                 try {\r
  56                                                         browser = browserSupport.createBrowser(null);\r
  57                                                         URL url = new URL(urlString);\r
  58                                                         browser.openURL(url);\r
  59                                                         \r
  60                                                 } catch (PartInitException e1) {\r
  61                                                         ExceptionUtils.logAndShowError(e1);\r
  62                                                 } catch (MalformedURLException e2) {\r
  63                                                         ExceptionUtils.logAndShowError(e2);\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