[gtk+/wip/baedert/drawing: 109/128] range: Allocate the trough when the adjustment value changes

[Timm Bäder <baedert src gnome org>]

commit 9986ef03344a36ad8ecf5355156572fbcc587224
Author: Timm Bäder <mail baedert org>
Date:   Mon May 8 14:22:51 2017 +0200

    range: Allocate the trough when the adjustment value changes
    
    So it repositions the slider.

 gtk/gtkrange.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)
---
diff --git a/gtk/gtkrange.c b/gtk/gtkrange.c
index bdc00b0..0e7aea6 100644
--- a/gtk/gtkrange.c
+++ b/gtk/gtkrange.c
@@ -2569,6 +2569,8 @@ gtk_range_adjustment_value_changed (GtkAdjustment *adjustment,
    */
 
   g_signal_emit (range, signals[VALUE_CHANGED], 0);
+
+  gtk_widget_queue_allocate (range->priv->trough_widget);
 }
 
 static void