@NotNull
  public static <T extends PsiElement> JBPopup getPsiElementPopup(
      @NotNull T[] elements,
      @NotNull final PsiElementListCellRenderer<T> renderer,
      @Nullable final String title,
      @NotNull final PsiElementProcessor<T> processor,
      @Nullable final T selection) {
    final JList list =
        new JBListWithHintProvider(elements) {
          @Nullable
          @Override
          protected PsiElement getPsiElementForHint(Object selectedValue) {
            return (PsiElement) selectedValue;
          }
        };
    list.setCellRenderer(renderer);

    list.setFont(EditorUtil.getEditorFont());

    if (selection != null) {
      list.setSelectedValue(selection, true);
    }

    final Runnable runnable =
        () -> {
          int[] ids = list.getSelectedIndices();
          if (ids == null || ids.length == 0) return;
          for (Object element : list.getSelectedValues()) {
            if (element != null) {
              processor.execute((T) element);
            }
          }
        };

    PopupChooserBuilder builder = new PopupChooserBuilder(list);
    if (title != null) {
      builder.setTitle(title);
    }
    renderer.installSpeedSearch(builder, true);

    JBPopup popup = builder.setItemChoosenCallback(runnable).createPopup();

    builder.getScrollPane().setBorder(null);
    builder.getScrollPane().setViewportBorder(null);

    return popup;
  }
Exemple #2
0
 public void actionPerformed(ActionEvent e) {
   List<Resource> loadedDocuments;
   try {
     // get all the documents loaded in the system
     loadedDocuments = Gate.getCreoleRegister().getAllInstances("gate.Document");
   } catch (GateException ge) {
     // gate.Document is not registered in creole.xml....what is!?
     throw new GateRuntimeException(
         "gate.Document is not registered in the creole register!\n"
             + "Something must be terribly wrong...take a vacation!");
   }
   Vector<String> docNames = new Vector<String>();
   for (Resource loadedDocument : new ArrayList<Resource>(loadedDocuments)) {
     if (corpus.contains(loadedDocument)) {
       loadedDocuments.remove(loadedDocument);
     } else {
       docNames.add(loadedDocument.getName());
     }
   }
   JList docList = new JList(docNames);
   docList.getSelectionModel().setSelectionInterval(0, docNames.size() - 1);
   docList.setCellRenderer(renderer);
   final JOptionPane optionPane =
       new JOptionPane(
           new JScrollPane(docList), JOptionPane.QUESTION_MESSAGE, JOptionPane.OK_CANCEL_OPTION);
   final JDialog dialog =
       optionPane.createDialog(CorpusEditor.this, "Add document(s) to this corpus");
   docList.addMouseListener(
       new MouseAdapter() {
         public void mouseClicked(MouseEvent e) {
           if (e.getClickCount() == 2) {
             optionPane.setValue(JOptionPane.OK_OPTION);
             dialog.dispose();
           }
         }
       });
   dialog.setVisible(true);
   if (optionPane.getValue().equals(JOptionPane.OK_OPTION)) {
     int[] selectedIndices = docList.getSelectedIndices();
     for (int selectedIndice : selectedIndices) {
       corpus.add((Document) loadedDocuments.get(selectedIndice));
     }
   }
   changeMessage();
 }