{
#if HAVE_WXWINDOWS
if (m_driver.isWX()) {
- wxRasterOperationMode wxFxn = wxSET;
+ wxRasterOperationMode wxFxn;
switch (ro) {
case RO_AND:
wxFxn = wxAND;
case RO_XOR:
wxFxn = wxXOR;
break;
+ default:
+ return;
}
m_driver.idWX()->SetLogicalFunction (wxFxn);
}