[mutter] display: Use meta_window_has_pointer instead of XQueryPointer

[Jasper St. Pierre <jstpierre src gnome org>]

commit ad60ea9e0e755f5455fc841042bef5e1cffdf153
Author: Jasper St. Pierre <jstpierre mecheye net>
Date:   Thu Jun 12 17:01:13 2014 -0400

    display: Use meta_window_has_pointer instead of XQueryPointer

 src/core/display.c        |   18 +-----------------
 src/core/window-private.h |    2 ++
 src/core/window.c         |    6 +++---
 3 files changed, 6 insertions(+), 20 deletions(-)
---
diff --git a/src/core/display.c b/src/core/display.c
index 017d541..34ad383 100644
--- a/src/core/display.c
+++ b/src/core/display.c
@@ -1344,23 +1344,7 @@ window_raise_with_delay_callback (void *data)
    */
   if (meta_stack_get_top (window->screen->stack) != window)
     {
-      int x, y, root_x, root_y;
-      Window root, child;
-      MetaRectangle frame_rect;
-      unsigned int mask;
-      gboolean same_screen;
-      gboolean point_in_window;
-
-      meta_error_trap_push (window->display);
-      same_screen = XQueryPointer (window->display->xdisplay,
-                                  window->xwindow,
-                                  &root, &child,
-                                  &root_x, &root_y, &x, &y, &mask);
-      meta_error_trap_pop (window->display);
-
-      meta_window_get_frame_rect (window, &frame_rect);
-      point_in_window = POINT_IN_RECT (root_x, root_y, frame_rect);
-      if (same_screen && point_in_window)
+      if (meta_window_has_pointer (window))
        meta_window_raise (window);
       else
        meta_topic (META_DEBUG_FOCUS,
diff --git a/src/core/window-private.h b/src/core/window-private.h
index 5970db1..4aa8da9 100644
--- a/src/core/window-private.h
+++ b/src/core/window-private.h
@@ -702,4 +702,6 @@ void meta_window_grab_op_ended (MetaWindow *window, MetaGrabOp op);
 
 void meta_window_set_alive (MetaWindow *window, gboolean is_alive);
 
+gboolean meta_window_has_pointer (MetaWindow *window);
+
 #endif
diff --git a/src/core/window.c b/src/core/window.c
index 4383683..a38422c 100644
--- a/src/core/window.c
+++ b/src/core/window.c
@@ -7663,8 +7663,8 @@ window_has_pointer_x11 (MetaWindow *window)
   return meta_display_lookup_x_window (display, child) == window;
 }
 
-static gboolean
-window_has_pointer (MetaWindow *window)
+gboolean
+meta_window_has_pointer (MetaWindow *window)
 {
   if (meta_is_wayland_compositor ())
     return window_has_pointer_wayland (window);
@@ -7696,7 +7696,7 @@ window_focus_on_pointer_rest_callback (gpointer data)
       return TRUE;
     }
 
-  if (!window_has_pointer (window))
+  if (!meta_window_has_pointer (window))
     goto out;
 
   timestamp = meta_display_get_current_time_roundtrip (display);