static NIXKeyEvent convertXKeyEventToNixKeyEvent(const XKeyEvent& event, const KeySym& symbol, bool useUpperCase)
{
NIXKeyEvent nixEvent;
nixEvent.type = (event.type == KeyPress) ? kNIXInputEventTypeKeyDown : kNIXInputEventTypeKeyUp;
nixEvent.modifiers = convertXEventModifiersToNativeModifiers(event.state);
nixEvent.timestamp = convertXEventTimeToNixTimestamp(event.time);
nixEvent.shouldUseUpperCase = useUpperCase;
nixEvent.isKeypad = isKeypadKeysym(symbol);
nixEvent.key = convertXKeySymToNativeKeycode(symbol);
return nixEvent;
}
static NIXKeyEvent convertXKeyEventToNixKeyEvent(const XKeyEvent* event, const KeySym& symbol, bool useUpperCase)
{
NIXKeyEvent ev;
memset(&ev, 0, sizeof(NIXKeyEvent));
ev.type = (event->type == KeyPress) ? kNIXInputEventTypeKeyDown : kNIXInputEventTypeKeyUp;
ev.modifiers = convertXEventModifiersToNativeModifiers(event->state);
ev.timestamp = convertXEventTimeToNixTimestamp(event->time);
ev.shouldUseUpperCase = useUpperCase;
ev.isKeypad = isKeypadKeysym(symbol);
ev.key = convertXKeySymToNativeKeycode(symbol);
return ev;
}
static KeySym chooseSymbolForXKeyEvent(const XKeyEvent* event, bool* useUpperCase)
{
KeySym firstSymbol = XLookupKeysym(const_cast<XKeyEvent*>(event), 0);
KeySym secondSymbol = XLookupKeysym(const_cast<XKeyEvent*>(event), 1);
KeySym lowerCaseSymbol, upperCaseSymbol, chosenSymbol;
XConvertCase(firstSymbol, &lowerCaseSymbol, &upperCaseSymbol);
bool numLockModifier = event->state & Mod2Mask;
bool capsLockModifier = event->state & LockMask;
bool shiftModifier = event->state & ShiftMask;
if (numLockModifier && isKeypadKeysym(secondSymbol)) {
chosenSymbol = shiftModifier ? firstSymbol : secondSymbol;
} else if (lowerCaseSymbol == upperCaseSymbol) {
chosenSymbol = shiftModifier ? secondSymbol : firstSymbol;
} else if (shiftModifier == capsLockModifier)
chosenSymbol = firstSymbol;
else
chosenSymbol = secondSymbol;
*useUpperCase = (lowerCaseSymbol != upperCaseSymbol && chosenSymbol == upperCaseSymbol);
XConvertCase(chosenSymbol, &lowerCaseSymbol, &upperCaseSymbol);
return upperCaseSymbol;
}
