demo/plugins/org.argeo.demo.i18n/src/main/java/org/argeo/demo/i18n/utils/GenericDoubleClickListener.java

   1 package org.argeo.demo.i18n.utils;
   2
   3 import org.apache.commons.logging.Log;
   4 import org.apache.commons.logging.LogFactory;
   5 import org.argeo.ArgeoException;
   6 import org.argeo.demo.i18n.I18nDemoPlugin;
   7 import org.argeo.demo.i18n.editors.SimpleMultitabEditor;
   8 import org.argeo.demo.i18n.editors.SimpleMultitabEditorInput;
   9 import org.argeo.eclipse.ui.TreeParent;
  10 import org.eclipse.jface.viewers.DoubleClickEvent;
  11 import org.eclipse.jface.viewers.IDoubleClickListener;
  12 import org.eclipse.jface.viewers.IStructuredSelection;
  13 import org.eclipse.jface.viewers.TreeViewer;
  14 import org.eclipse.ui.PartInitException;
  15
  16 /**
  17  * Centralizes the management of double click on a NodeTreeViewer
  18  */
  19 public class GenericDoubleClickListener implements IDoubleClickListener {
  20
  21         private final static Log log = LogFactory
  22                         .getLog(GenericDoubleClickListener.class);
  23
  24         private TreeViewer treeViewer;
  25
  26         public GenericDoubleClickListener(TreeViewer treeViewer) {
  27                 this.treeViewer = treeViewer;
  28         }
  29
  30         public void doubleClick(DoubleClickEvent event) {
  31                 Object obj = ((IStructuredSelection) event.getSelection())
  32                                 .getFirstElement();
  33                 if (obj instanceof TreeParent) {
  34                         try {
  35                                 TreeParent tp = (TreeParent) obj;
  36                                 // open an editor
  37                                 SimpleMultitabEditorInput smei = new SimpleMultitabEditorInput(
  38                                                 tp.getName());
  39                                 I18nDemoPlugin.getDefault().getWorkbench()
  40                                                 .getActiveWorkbenchWindow().getActivePage()
  41                                                 .openEditor(smei, SimpleMultitabEditor.ID);
  42                         } catch (PartInitException pie) {
  43                                 throw new ArgeoException(
  44                                                 "Unexpected exception while opening node editor", pie);
  45                         }
  46                 }
  47                 // else do nothing
  48         }
  49 }