gtkheaderbar: add titlebutton styleclass to the separator

...of the window control buttons

diff --git a/gtk/gtkheaderbar.c b/gtk/gtkheaderbar.c
index 1d510317047b46e43de90366ce8b12200437cfb7..819fc4a6ac717d37ff6f9228b15a85672242c203 100644 (file)
--- a/gtk/gtkheaderbar.c
+++ b/gtk/gtkheaderbar.c
@@ -336,6 +336,7 @@ _gtk_header_bar_update_window_buttons (GtkHeaderBar *bar)
 
           separator = gtk_separator_new (GTK_ORIENTATION_VERTICAL);
           gtk_widget_set_no_show_all (separator, TRUE);
+          gtk_style_context_add_class (gtk_widget_get_style_context (separator), "titlebutton");
 
           if (i == 0)
             priv->titlebar_start_separator = separator;