Applied patch from Largo to update sound related stuff and documentation

src/wsound.c

@@ -0,0 +1,44 @@
+#include "wconfig.h"
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <X11/X.h>
+#include <X11/Xlib.h>
+#include <X11/Xutil.h>
+#include <X11/Xproto.h>
+
+#include "WindowMaker.h"
+#include "funcs.h"
+#include "wsound.h"
+
+#ifdef WSOUND
+
+
+
+extern WPreferences wPreferences;
+
+void
+wSoundPlay(long event_sound)
+{
+    static Atom atom = 0;
+    XEvent sound_event;
+
+    if (!atom) {
+	atom = XInternAtom(dpy, "_WINDOWMAKER_EVENT", False);
+    }
+
+    if(!wPreferences.no_sound) {
+	Window win = wScreenWithNumber(0)->info_window;
+
+        sound_event.xclient.type = ClientMessage;
+        sound_event.xclient.message_type = atom;
+        sound_event.xclient.format = 32;
+        sound_event.xclient.display = dpy;
+        sound_event.xclient.window = win;
+        sound_event.xclient.data.l[0] = event_sound;
+        XSendEvent(dpy, win, False, StructureNotifyMask, &sound_event);
+	XFlush(dpy);
+    }
+}
+
+#endif /* WSOUND */