draw the button correctly in its different states. If you want more control, call
any of the functions \helpref{wxBitmapButton::SetBitmapSelected}{wxbitmapbuttonsetbitmapselected},\rtfsp
\helpref{wxBitmapButton::SetBitmapFocus}{wxbitmapbuttonsetbitmapfocus},\rtfsp
draw the button correctly in its different states. If you want more control, call
any of the functions \helpref{wxBitmapButton::SetBitmapSelected}{wxbitmapbuttonsetbitmapselected},\rtfsp
\helpref{wxBitmapButton::SetBitmapFocus}{wxbitmapbuttonsetbitmapfocus},\rtfsp