[gtk: 6/15] gtkeventcontrollerscroll: Refactor scroll end

[Carlos Garnacho <carlosg src gnome org>]

commit ec91b2de100b966d6111497f0455d9e336944ed5
Author: José Expósito <jose exposito89 gmail com>
Date:   Tue Jun 22 18:27:14 2021 +0200

    gtkeventcontrollerscroll: Refactor scroll end
    
    Move the logic to end scrolling to its own function to be able to
    reuse it.
    
    Refactor, no functional changes.
    
    Part-of: <!3454>

 gtk/gtkeventcontrollerscroll.c | 33 +++++++++++++++++++++++----------
 1 file changed, 23 insertions(+), 10 deletions(-)
---
diff --git a/gtk/gtkeventcontrollerscroll.c b/gtk/gtkeventcontrollerscroll.c
index cfe284cd71..e0acee7a2e 100644
--- a/gtk/gtkeventcontrollerscroll.c
+++ b/gtk/gtkeventcontrollerscroll.c
@@ -250,6 +250,28 @@ gtk_event_controller_scroll_begin (GtkEventController *controller)
   return TRUE;
 }
 
+static gboolean
+gtk_event_controller_scroll_end (GtkEventController *controller)
+{
+  GtkEventControllerScroll *scroll = GTK_EVENT_CONTROLLER_SCROLL (controller);
+
+  if (!scroll->active)
+    return FALSE;
+
+  g_signal_emit (controller, signals[SCROLL_END], 0);
+  scroll->active = FALSE;
+
+  if (scroll->flags & GTK_EVENT_CONTROLLER_SCROLL_KINETIC)
+    {
+      double vel_x, vel_y;
+
+      scroll_history_finish (scroll, &vel_x, &vel_y);
+      g_signal_emit (controller, signals[DECELERATE], 0, vel_x, vel_y);
+    }
+
+  return TRUE;
+}
+
 static gboolean
 gtk_event_controller_scroll_handle_event (GtkEventController *controller,
                                           GdkEvent           *event,
@@ -343,17 +365,8 @@ gtk_event_controller_scroll_handle_event (GtkEventController *controller,
 
   if (scroll->active && gdk_scroll_event_is_stop (event))
     {
-      g_signal_emit (controller, signals[SCROLL_END], 0);
-      scroll->active = FALSE;
+      gtk_event_controller_scroll_end (controller);
       handled = FALSE;
-
-      if (scroll->flags & GTK_EVENT_CONTROLLER_SCROLL_KINETIC)
-        {
-          double vel_x, vel_y;
-
-          scroll_history_finish (scroll, &vel_x, &vel_y);
-          g_signal_emit (controller, signals[DECELERATE], 0, vel_x, vel_y);
-        }
     }
 
   return handled;