private void initKeyBindings() {

    this.keyBindings = CMKeymapOverlay.create();

    this.keyBindings.addBinding(
        "Shift-Ctrl-K",
        this,
        new CMKeyBindingAction<CodeMirrorEditorWidget>() {

          public void action(final CodeMirrorEditorWidget editorWidget) {
            LOG.fine("Keybindings help binding used.");
            editorWidget.keybindingHelp();
          }
        });

    this.editorOverlay.addKeyMap(this.keyBindings);
  }