[gtk/wip/carlosg/stop-spinbutton-stop: 3/3] gtkspinbutton: Claim button gestures when starting to spin

[Carlos Garnacho <carlosg src gnome org>]

commit bb3675b3c7e2589a6e50acc56c834e0710e53000
Author: Carlos Garnacho <carlosg gnome org>
Date:   Wed Aug 5 22:57:08 2020 +0200

    gtkspinbutton: Claim button gestures when starting to spin
    
    The gesture should be acknowledged by the spin button, in order to
    guarantee it will also receive the button release.
    
    Fixes: https://gitlab.gnome.org/GNOME/gtk/-/issues/3016

 gtk/gtkspinbutton.c | 2 ++
 1 file changed, 2 insertions(+)
---
diff --git a/gtk/gtkspinbutton.c b/gtk/gtkspinbutton.c
index 01466dda23..0927efba90 100644
--- a/gtk/gtkspinbutton.c
+++ b/gtk/gtkspinbutton.c
@@ -851,6 +851,8 @@ button_pressed_cb (GtkGestureClick *gesture,
         start_spinning (spin_button, pressed_button, gtk_adjustment_get_step_increment 
(spin_button->adjustment));
       else if (button == GDK_BUTTON_MIDDLE)
         start_spinning (spin_button, pressed_button, gtk_adjustment_get_page_increment 
(spin_button->adjustment));
+
+      gtk_gesture_set_state (GTK_GESTURE (gesture), GTK_EVENT_SEQUENCE_CLAIMED);
     }
   else
     {