src/wmsound.c

   1 #include "wconfig.h"
   2
   3 #include <stdio.h>
   4 #include <stdlib.h>
   5 #include <X11/X.h>
   6 #include <X11/Xlib.h>
   7 #include <X11/Xutil.h>
   8 #include <X11/Xproto.h>
   9
  10 #include "WindowMaker.h"
  11 #include "wmsound.h"
  12
  13 #ifdef WMSOUND
  14
  15 Window soundServer;
  16 XEvent sound_event;
  17
  18 extern WPreferences wPreferences;
  19 extern Atom _XA_WINDOWMAKER_WM_FUNCTION;
  20
  21 void
  22 wSoundServerGrab(Window wm_win)
  23 {
  24     Window      *lstChildren;
  25     Window      retRoot;
  26     Window      retParent;
  27     int         indexCount;
  28     u_int       numChildren;
  29     XClassHint  *retHint;
  30
  31     if (XQueryTree(dpy, wm_win, &retRoot, &retParent, &lstChildren, &numChildren)) {
  32         for (indexCount = 1; indexCount < numChildren; indexCount++) {
  33             retHint = XAllocClassHint();
  34             if (!retHint) {
  35                 XFree(lstChildren);
  36                 return;
  37             }
  38
  39             XGetClassHint (dpy, lstChildren[indexCount], retHint);
  40             if (retHint->res_class) {
  41                 if (strcmp("WMSoundServer", retHint->res_class) == 0) {
  42                     soundServer = lstChildren[indexCount];
  43                     XFree(lstChildren);
  44                     if(retHint) {
  45                         XFree(retHint);
  46                     }
  47                     return;
  48                 }
  49             }
  50             XFree(retHint);
  51             retHint = 0;
  52         }
  53         XFree(lstChildren);
  54     }
  55     return;
  56 }
  57
  58
  59 void
  60 wSoundPlay(long event_sound)
  61 {
  62     if (!soundServer) {
  63       wSoundServerGrab(DefaultRootWindow(dpy));
  64     }
  65     if(soundServer!=None && !wPreferences.no_sound) {
  66         sound_event.xclient.type = ClientMessage;
  67         sound_event.xclient.message_type = _XA_WINDOWMAKER_WM_FUNCTION;
  68         sound_event.xclient.format = 32;
  69         sound_event.xclient.display = dpy;
  70         sound_event.xclient.window = soundServer;
  71         sound_event.xclient.data.l[0] = event_sound;
  72         if (XSendEvent(dpy, soundServer, False,
  73                        NoEventMask, &sound_event)==BadWindow) {
  74             soundServer = None;
  75             return;
  76         } else {
  77             XFlush(dpy);
  78         }
  79     }
  80 }
  81
  82 #endif /* WMSOUND */