int Add(const wxBitmap& bitmap, const wxBitmap& mask = wxNullBitmap);
%Rename(AddWithColourMask,int, Add(const wxBitmap& bitmap, const wxColour& maskColour));
%Rename(AddIcon,int, Add(const wxIcon& icon));
int Add(const wxBitmap& bitmap, const wxBitmap& mask = wxNullBitmap);
%Rename(AddWithColourMask,int, Add(const wxBitmap& bitmap, const wxColour& maskColour));
%Rename(AddIcon,int, Add(const wxIcon& icon));