Re: SHIFT keys on X11

[Stéphane Goujet]

Fred Kiefer a écrit :

  What about :

unsigned int present_state;
Window dummy_win;
int dummy_int;

>   if (keysym_is_X_modifier (keysym))
>     {
>     switch (keysym)
>       {
>       case XK_Shift_L:
>       case XK_Shift_R:
>         if(xEvent->xkey.type==KeyPress)
>           {
>             eventFlags|= NSShiftKeyMask;
>           }
>         else
>           {
>             // KeyRelease
              XQueryPointer(xEvent->xkey.display, xEvent->xkey.window,
                &dummy_win, &dummy_win,
                &dummy_int, &dummy_int, &dummy_int, &dummy_int,
                &present_state);
              if(!(present_state&ShiftMask))
>               eventFlags&= ~NSShiftKeyMask;
>           }
>       default:
>         break;
>       }
>       eventType = NSFlagsChanged;
>     }

?

  One thing I wonder is : does this call to XQueryPointer "eat" an 
event and do we need to reprocess other modifiers with 'present_state' ?

Goodbye,
         Stéphane.