@Override
    public @NotNull ComponentDropLocation getDropLocation(RadContainer container, final @Nullable Point location) {
      if (location == null) {
        return new MyDropLocation(isEmptySplitComponent(getSplitPane().getLeftComponent()));
      }
      return new MyDropLocation(isLeft(location));
    }
@Override
    public @NotNull ComponentDropLocation getDropLocation(RadContainer container, final @Nullable Point location)