+ // Implementation of public Set{Row,Col}Size() and {Hide,Show}{Row,Col}().
+ // They interpret their height or width parameter slightly different from
+ // the public methods where -1 in it means "auto fit to the label" for the
+ // compatibility reasons. Here it means "show a previously hidden row or
+ // column" while 0 means "hide it" just as in the public methods. And any
+ // positive values are handled naturally, i.e. they just specify the size.
+ void DoSetRowSize( int row, int height );
+ void DoSetColSize( int col, int width );
+
+