[gtk/a11y/atcontext-realize: 28/29] text: React to text attribute changes in css

[Emmanuele Bassi <ebassi src gnome org>]

commit 1f4aba3e69237d013174a501ced54d159d497e40
Author: Matthias Clasen <mclasen redhat com>
Date:   Wed Oct 21 13:46:58 2020 -0400

    text: React to text attribute changes in css
    
    Recompute the layout when the css style change
    affects text attributes. This matches what we do
    in GtkLabel, and without this, changing the
    font-features-setting css property in the Inspector
    does not have immediate effect.

 gtk/gtktext.c | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)
---
diff --git a/gtk/gtktext.c b/gtk/gtktext.c
index 7f3d064a94..8f2745caf6 100644
--- a/gtk/gtktext.c
+++ b/gtk/gtktext.c
@@ -3488,11 +3488,13 @@ gtk_text_css_changed (GtkWidget         *widget,
 
   gtk_text_update_cached_style_values (self);
 
-  if (change == NULL ||
-      gtk_css_style_change_affects (change, GTK_CSS_AFFECTS_TEXT |
+  if (gtk_css_style_change_affects (change, GTK_CSS_AFFECTS_TEXT |
                                             GTK_CSS_AFFECTS_BACKGROUND |
                                             GTK_CSS_AFFECTS_CONTENT))
-    gtk_widget_queue_draw (GTK_WIDGET (self));
+    gtk_widget_queue_draw (widget);
+
+  if (gtk_css_style_change_affects (change, GTK_CSS_AFFECTS_TEXT_ATTRS))
+    gtk_text_recompute (self);
 }
 
 static void