if(event.xevent.type==KeyPress)
{
char ch;
- if(XLookupString(const_cast<XKeyEvent *>(&event.xevent.xkey), &ch, 1, 0, 0))
+ if(XLookupString(const_cast<XKeyEvent *>(&event.xevent.xkey), &ch, 1, nullptr, nullptr))
// XLookupString always returns Latin-1
signal_character.emit(static_cast<unsigned char>(ch));
}