From e2f29ace20f74e1e62e80ba13d8d6bbe36d65212 Mon Sep 17 00:00:00 2001
From: Denis Gorodnichev <denis.gorodnichev@gmail.com>
Date: Mon, 27 Oct 2014 13:26:39 +0100
Subject: [PATCH] Fixup Gtk3 Gdk device handling

---
 src/core/display.c | 15 +++++++++------
 src/ui/frames.c    | 10 ++++++++++
 src/ui/ui.c        | 15 +++++++++++++--
 3 files changed, 32 insertions(+), 8 deletions(-)

diff --git a/src/core/display.c b/src/core/display.c
index 76408930f..68569f3a1 100644
--- a/src/core/display.c
+++ b/src/core/display.c
@@ -82,9 +82,10 @@
 	#include <X11/extensions/Xdamage.h>
 	#include <X11/extensions/Xfixes.h>
 	#include <gtk/gtk.h>
-	#include <gdk/gdkx.h>
 #endif
 
+#include <gdk/gdkx.h>
+
 #include <string.h>
 
 #define GRAB_OP_IS_WINDOW_SWITCH(g)                     \
@@ -1469,15 +1470,17 @@ static gboolean maybe_send_event_to_gtk(MetaDisplay* display, XEvent* xevent)
 	 * (client-side) subwindow for individual menu items.
 	 */
 
-	if (gdk_display_pointer_is_grabbed(gdk_display))
-	{
-		return FALSE;
-	}
-
 #if GTK_CHECK_VERSION (3, 0, 0)
 	GdkDeviceManager *device_manager = gdk_display_get_device_manager (gdk_display);
 	GdkDevice *device = gdk_device_manager_get_client_pointer (device_manager);
+
+	if (gdk_display_device_is_grabbed(gdk_display, device))
+#else
+	if (gdk_display_pointer_is_grabbed(gdk_display))
 #endif
+	{
+		return FALSE;
+	}
 
 	switch (xevent->type)
 	{
diff --git a/src/ui/frames.c b/src/ui/frames.c
index d9c7ea1c8..e4db182dc 100644
--- a/src/ui/frames.c
+++ b/src/ui/frames.c
@@ -2027,7 +2027,12 @@ meta_frames_motion_notify_event     (GtkWidget           *widget,
         MetaFrameControl control;
         int x, y;
 
+#if GTK_CHECK_VERSION (3, 0, 0)
+        gdk_window_get_device_position (frame->window, event->device,
+                                        &x, &y, NULL);
+#else
         gdk_window_get_pointer (frame->window, &x, &y, NULL);
+#endif
 
         /* Control is set to none unless it matches
          * the current grab
@@ -2072,7 +2077,12 @@ meta_frames_motion_notify_event     (GtkWidget           *widget,
         MetaFrameControl control;
         int x, y;
 
+#if GTK_CHECK_VERSION (3, 0, 0)
+        gdk_window_get_device_position (frame->window, event->device,
+                                        &x, &y, NULL);
+#else
         gdk_window_get_pointer (frame->window, &x, &y, NULL);
+#endif
 
         control = get_control (frames, frame, x, y);
 
diff --git a/src/ui/ui.c b/src/ui/ui.c
index 3c015f0cd..b187f8cb8 100644
--- a/src/ui/ui.c
+++ b/src/ui/ui.c
@@ -95,6 +95,7 @@ maybe_redirect_mouse_event (XEvent *xevent)
   MetaUI *ui;
 #if GTK_CHECK_VERSION (3, 0, 0)
   GdkDeviceManager *gmanager;
+  GdkDevice *gdevice;
   GdkEvent *gevent;
 #else
   GdkEvent gevent;
@@ -132,11 +133,20 @@ maybe_redirect_mouse_event (XEvent *xevent)
   if (gdk_window == NULL)
     return FALSE;
 
+#if GTK_CHECK_VERSION (3, 0, 0)
+ gmanager = gdk_display_get_device_manager (gdisplay);
+ gdevice = gdk_device_manager_get_client_pointer (gmanager);
+#endif
+
   /* If GDK already thinks it has a grab, we better let it see events; this
    * is the menu-navigation case and events need to get sent to the appropriate
    * (client-side) subwindow for individual menu items.
    */
+#if GTK_CHECK_VERSION (3, 0, 0)
+  if (gdk_display_device_is_grabbed (gdisplay, gdevice))
+#else
   if (gdk_display_pointer_is_grabbed (gdisplay))
+#endif
     return FALSE;
 
 #if !GTK_CHECK_VERSION (3, 0, 0)
@@ -245,8 +255,7 @@ maybe_redirect_mouse_event (XEvent *xevent)
 
   /* If we've gotten here, we've filled in the gdk_event and should send it on */
 #if GTK_CHECK_VERSION (3, 0, 0)
-  gmanager = gdk_display_get_device_manager (gdisplay);
-  gdk_event_set_device (gevent, gdk_device_manager_get_client_pointer (gmanager));  gtk_main_do_event (gevent);
+  gdk_event_set_device (gevent, gdevice);
   gdk_event_free (gevent);
 #else
   gtk_main_do_event (&gevent);
@@ -464,6 +473,7 @@ meta_ui_map_frame   (MetaUI *ui,
   GdkWindow *window;
 
   GdkDisplay *display;
+
   display = gdk_x11_lookup_xdisplay (ui->xdisplay);
   window = gdk_x11_window_lookup_for_display (display, xwindow);
 
@@ -478,6 +488,7 @@ meta_ui_unmap_frame (MetaUI *ui,
   GdkWindow *window;
 
   GdkDisplay *display;
+
   display = gdk_x11_lookup_xdisplay (ui->xdisplay);
   window = gdk_x11_window_lookup_for_display (display, xwindow);