400,300 Sample 1 wxHORIZONTAL wxALIGN_CENTER_VERTICAL|wxALL 5 wxVERTICAL wxALIGN_CENTER_HORIZONTAL|wxALL 5 -1,-1 wxALIGN_CENTER_HORIZONTAL|wxALL 5 -1,-1 wxALIGN_CENTER_HORIZONTAL|wxALL 5 -1,-1