@Override
      public void actionPerformed(ActionEvent e) {
        final ThreeStateCheckBox.State state = myShowContentCheckBox.getState();
        if (state == ThreeStateCheckBox.State.SELECTED) {
          mySubstitutionParameters.setSubstituteAll();
        }
        else if (state == ThreeStateCheckBox.State.NOT_SELECTED) {
          mySubstitutionParameters.setSubstituteNone();
        }
        myShowContentCheckBox.setThirdStateEnabled(false);
        myLayoutTreeComponent.rebuildTree();
        onShowContentSettingsChanged();
      }
@Override
      public void actionPerformed(ActionEvent e)