[libadwaita/libadwaita-1-0] tab-box: Reliably finish scroll animation

[Alexander Mikhaylenko <alexm src gnome org>]

commit 5effa83a42f5b1be6ebaa05630812efe30971a09
Author: Alexander Mikhaylenko <alexm gnome org>
Date:   Mon Apr 11 16:44:25 2022 +0400

    tab-box: Reliably finish scroll animation
    
    Prevent it from being stuck with 1px left.
    
    
    (cherry picked from commit cefc3ec8cf327c6a9959f1c3ca0929559398e348)
    
    (cherry picked from commit 4e1d8be35817baff747843c9195e4306329c8433)

 src/adw-tab-box.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/src/adw-tab-box.c b/src/adw-tab-box.c
index 14a1902a..f7ee1c14 100644
--- a/src/adw-tab-box.c
+++ b/src/adw-tab-box.c
@@ -3028,7 +3028,7 @@ adw_tab_box_size_allocate (GtkWidget *widget,
     self->scheduled_scroll.info = NULL;
   }
 
-  if (adw_animation_get_state (self->scroll_animation) == ADW_ANIMATION_PLAYING) {
+  if (adw_animation_get_state (self->scroll_animation) != ADW_ANIMATION_IDLE) {
     self->block_scrolling = TRUE;
     gtk_adjustment_set_value (self->adjustment,
                               get_scroll_animation_value (self));