Gets the row label height, or column label width, in pixels. {\it orientation} should
be wxHORIZONTAL to specify column label, wxVERTICAL to specify row label.
\membersection{wxGrid::GetLabelTextColour}\label{wxgridgetlabeltextcolour}
Gets the row label height, or column label width, in pixels. {\it orientation} should
be wxHORIZONTAL to specify column label, wxVERTICAL to specify row label.
\membersection{wxGrid::GetLabelTextColour}\label{wxgridgetlabeltextcolour}