@Nullable
  @Override
  public Rectangle onMouseMove(@NotNull MouseEvent event) {
    myEditButton.setVisible(myControl.getSelectedModelRows().size() <= 1);
    Rectangle bounds = getButtonScreenBounds();
    if (!myBeingEdited && bounds != null) {
      boolean selected = bounds.contains(event.getLocationOnScreen());
      boolean wasSelected = Toggleable.isSelected(myEditButton.getPresentation());
      Toggleable.setSelected(myEditButton.getPresentation(), selected);
      if (selected ^ wasSelected) {
        return myScreenBounds;
      }
    }

    return myDelegate.onMouseMove(event);
  }
@Nullable
  @Override
  public Rectangle onMouseMove(@NotNull MouseEvent event)