[Dotgnu-pnet-commits] pnetlib/Xsharp Screen.cs, 1.3, 1.4 Xlib.cs.in, 1.16, 1.17 XsharpSupport.c, 1.20, 1.21

[Rhys Weatherley <address@hidden>]

Update of /cvsroot/dotgnu-pnet/pnetlib/Xsharp
In directory subversions:/tmp/cvs-serv28226/Xsharp

Modified Files:
        Screen.cs Xlib.cs.in XsharpSupport.c 
Log Message:


Implement the "wakeup" signal for Xsharp.


Index: Screen.cs
===================================================================
RCS file: /cvsroot/dotgnu-pnet/pnetlib/Xsharp/Screen.cs,v
retrieving revision 1.3
retrieving revision 1.4
diff -C2 -d -r1.3 -r1.4
*** Screen.cs   24 Jun 2003 02:18:56 -0000      1.3
--- Screen.cs   25 Nov 2003 22:24:45 -0000      1.4
***************
*** 238,241 ****
--- 238,265 ----
                        }
  
+       /// <summary>
+       /// <para>Send a wakeup message to the event queue for this 
screen.</para>
+       /// </summary>
+       ///
+       /// <remarks>
+       /// <para>Wakeup messages are sent from one thread to the event queue
+       /// thread, to cause the event queue to stop blocking and return back to
+       /// the caller.  The wakeup message involves a round trip to the
+       /// X server, so it should be used sparingly.</para>
+       /// </remarks>
+       public void Wakeup()
+                       {
+                               try
+                               {
+                                       IntPtr display = dpy.Lock();
+                                       Xlib.XSharpSendWakeup
+                                               (display, 
placeholder.GetWidgetHandle());
+                               }
+                               finally
+                               {
+                                       dpy.Unlock();
+                               }
+                       }
+ 
        // Get the default visual for this screen.  We currently only
        // support screens with one visual.

Index: XsharpSupport.c
===================================================================
RCS file: /cvsroot/dotgnu-pnet/pnetlib/Xsharp/XsharpSupport.c,v
retrieving revision 1.20
retrieving revision 1.21
diff -C2 -d -r1.20 -r1.21
*** XsharpSupport.c     25 Nov 2003 07:05:40 -0000      1.20
--- XsharpSupport.c     25 Nov 2003 22:24:45 -0000      1.21
***************
*** 1242,1245 ****
--- 1242,1260 ----
  }
  
+ /*
+  * Send a wakeup message to a window.
+  */
+ void XSharpSendWakeup(Display *dpy, Window window)
+ {
+       Atom wakeupAtom = XInternAtom(dpy, "_XSHARP_WAKEUP", False);
+       XEvent msg;
+       memset(&msg, 0, sizeof(msg));
+       msg.xclient.type = ClientMessage;
+       msg.xclient.window = window;
+       msg.xclient.message_type = wakeupAtom;
+       msg.xclient.format = 32;
+       XSendEvent(dpy, window, False, NoEventMask, &msg);
+ }
+ 
  #else /* X_DISPLAY_MISSING || !HAVE_SELECT */
  
***************
*** 1326,1329 ****
--- 1341,1349 ----
  
  void XSharpSendClose(Display *dpy, Window window)
+ {
+       /* Nothing to do here */
+ }
+ 
+ void XSharpSendWakeup(Display *dpy, Window window)
  {
        /* Nothing to do here */

Index: Xlib.cs.in
===================================================================
RCS file: /cvsroot/dotgnu-pnet/pnetlib/Xsharp/Xlib.cs.in,v
retrieving revision 1.16
retrieving revision 1.17
diff -C2 -d -r1.16 -r1.17
*** Xlib.cs.in  23 Nov 2003 03:37:51 -0000      1.16
--- Xlib.cs.in  25 Nov 2003 22:24:45 -0000      1.17
***************
*** 587,590 ****
--- 587,594 ----
                        (IntPtr display, Xlib.Window window);
  
+       [DllImport("XsharpSupport")]
+       extern public static void XSharpSendWakeup
+                       (IntPtr display, Xlib.Window window);
+ 
        // Helper functions for creating and managing application groups.