It's pretty annoying that the pointer reappears at a random place once after grabbing and ungrabbing the input. Better to restore to the original position where the pointer was grabbed.
Reference: https://bugzilla.novell.com/show_bug.cgi?id=849587 Signed-off-by: Takashi Iwai <ti...@suse.de> --- ui/gtk.c | 16 ++++++++++++++-- 1 file changed, 14 insertions(+), 2 deletions(-) diff --git a/ui/gtk.c b/ui/gtk.c index c407fc8dd1a3..9b8df1224fdb 100644 --- a/ui/gtk.c +++ b/ui/gtk.c @@ -159,6 +159,8 @@ typedef struct GtkDisplayState gboolean last_set; int last_x; int last_y; + int grab_x_root; + int grab_y_root; double scale_x; double scale_y; @@ -970,8 +972,8 @@ static void gd_ungrab_keyboard(GtkDisplayState *s) static void gd_grab_pointer(GtkDisplayState *s) { -#if GTK_CHECK_VERSION(3, 0, 0) GdkDisplay *display = gtk_widget_get_display(s->drawing_area); +#if GTK_CHECK_VERSION(3, 0, 0) GdkDeviceManager *mgr = gdk_display_get_device_manager(display); GList *devices = gdk_device_manager_list_devices(mgr, GDK_DEVICE_TYPE_MASTER); @@ -995,6 +997,8 @@ static void gd_grab_pointer(GtkDisplayState *s) tmp = tmp->next; } g_list_free(devices); + gdk_device_get_position(gdk_device_manager_get_client_pointer(mgr), + NULL, &s->grab_x_root, &s->grab_y_root); #else gdk_pointer_grab(gtk_widget_get_window(s->drawing_area), FALSE, /* All events to come to our window directly */ @@ -1006,13 +1010,15 @@ static void gd_grab_pointer(GtkDisplayState *s) NULL, /* Allow cursor to move over entire desktop */ s->null_cursor, GDK_CURRENT_TIME); + gdk_display_get_pointer(display, NULL, + &s->grab_x_root, &s->grab_y_root, NULL); #endif } static void gd_ungrab_pointer(GtkDisplayState *s) { -#if GTK_CHECK_VERSION(3, 0, 0) GdkDisplay *display = gtk_widget_get_display(s->drawing_area); +#if GTK_CHECK_VERSION(3, 0, 0) GdkDeviceManager *mgr = gdk_display_get_device_manager(display); GList *devices = gdk_device_manager_list_devices(mgr, GDK_DEVICE_TYPE_MASTER); @@ -1026,8 +1032,14 @@ static void gd_ungrab_pointer(GtkDisplayState *s) tmp = tmp->next; } g_list_free(devices); + gdk_device_warp(gdk_device_manager_get_client_pointer(mgr), + gtk_widget_get_screen(s->drawing_area), + s->grab_x_root, s->grab_y_root); #else gdk_pointer_ungrab(GDK_CURRENT_TIME); + gdk_display_warp_pointer(display, + gtk_widget_get_screen(s->drawing_area), + s->grab_x_root, s->grab_y_root); #endif } -- 1.9.1
