eu.etaxonomy.taxeditor.editor/src/main/java/eu/etaxonomy/taxeditor/editor/handler/OpenChecklistEditorHandler.java

   1 package eu.etaxonomy.taxeditor.editor.handler;
   2
   3 import org.apache.log4j.Logger;
   4 import org.eclipse.core.commands.AbstractHandler;
   5 import org.eclipse.core.commands.ExecutionEvent;
   6 import org.eclipse.core.commands.ExecutionException;
   7 import org.eclipse.jface.viewers.ISelection;
   8 import org.eclipse.jface.viewers.IStructuredSelection;
   9 import org.eclipse.ui.PartInitException;
  10 import org.eclipse.ui.handlers.HandlerUtil;
  11
  12 import eu.etaxonomy.cdm.model.taxon.Classification;
  13 import eu.etaxonomy.cdm.model.taxon.TaxonNode;
  14 import eu.etaxonomy.taxeditor.editor.EditorUtil;
  15 import eu.etaxonomy.taxeditor.editor.view.checklist.ChecklistEditorInput;
  16 import eu.etaxonomy.taxeditor.model.AbstractUtility;
  17 import eu.etaxonomy.taxeditor.preference.IPreferenceKeys;
  18 import eu.etaxonomy.taxeditor.preference.PreferencesUtil;
  19
  20 public class OpenChecklistEditorHandler extends AbstractHandler {
  21
  22     private static final Logger logger = Logger.getLogger(OpenChecklistEditorHandler.class);
  23
  24     /*
  25      * (non-Javadoc)
  26      *
  27      * @see
  28      * org.eclipse.core.commands.IHandler#execute(org.eclipse.core.commands.
  29      * ExecutionEvent)
  30      */
  31     @Override
  32     public Object execute(ExecutionEvent event) throws ExecutionException {
  33         boolean isChecklistEditorActivated = PreferencesUtil.getPreferenceStore().getBoolean(
  34                 IPreferenceKeys.DISTRIBUTION_AREA_PREFRENCES_ACTIVE);
  35         if (isChecklistEditorActivated) {
  36             ISelection currentSelection = HandlerUtil.getCurrentSelection(event);
  37             if (currentSelection instanceof IStructuredSelection) {
  38                 Object selectedElement = ((IStructuredSelection) currentSelection).getFirstElement();
  39                 if (selectedElement instanceof Classification) {
  40                     ChecklistEditorInput input = new ChecklistEditorInput(((Classification) selectedElement));
  41                     try {
  42                         EditorUtil.open(input);
  43                     } catch (PartInitException e) {
  44                         AbstractUtility.error(OpenChecklistEditorHandler.class, "Could not open ChecklistView", e);
  45                     } catch (NullPointerException npe) {
  46                         AbstractUtility.errorDialog("Failed to open Editor", OpenChecklistEditorHandler.class,
  47                                 "Could not open ChecklistView. The hierarchy is corrupted!", npe);
  48                     }
  49                 } else if (selectedElement instanceof TaxonNode) {
  50                     ChecklistEditorInput input = new ChecklistEditorInput(((TaxonNode) selectedElement));
  51                     try {
  52                         EditorUtil.open(input);
  53                     } catch (PartInitException e) {
  54                         AbstractUtility.error(OpenChecklistEditorHandler.class, "Could not open ChecklistView", e);
  55                     } catch (NullPointerException npe) {
  56                         AbstractUtility.errorDialog("Failed to open Editor", OpenChecklistEditorHandler.class,
  57                                 "Could not open ChecklistView. The hierarchy is corrupted!", npe);
  58                     }
  59                 }
  60             }
  61         }
  62         return null;
  63     }
  64 }