User-defined tools 1 wxVERTICAL wxHORIZONTAL wxEXPAND wxVERTICAL 0,16 wxLEFT|wxEXPAND 8 wxALL|wxEXPAND 8 wxBOTTOM|wxLEFT|wxRIGHT|wxEXPAND 8 1 wxBOTTOM|wxALIGN_CENTRE_HORIZONTAL 8