[gtk+] GtkFontButton: Limit the decimals shown for size

[Matthias Clasen <matthiasc src gnome org>]

commit 1815790bd3c9d4c275976b3fae4da1bff6308dc0
Author: Matthias Clasen <mclasen redhat com>
Date:   Fri Aug 15 15:09:45 2014 -0400

    GtkFontButton: Limit the decimals shown for size
    
    It doesn't make sense to show a font size with 6 digits. Use
    the same formatting we use in the font chooser widget now.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=724996

 gtk/gtkfontbutton.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/gtk/gtkfontbutton.c b/gtk/gtkfontbutton.c
index 22cca74..cb0822f 100644
--- a/gtk/gtkfontbutton.c
+++ b/gtk/gtkfontbutton.c
@@ -1160,7 +1160,7 @@ gtk_font_button_update_font_info (GtkFontButton *font_button)
   if (font_button->priv->show_size) 
     {
       /* mirror Pango, which doesn't translate this either */
-      gchar *size = g_strdup_printf ("%g%s",
+      gchar *size = g_strdup_printf ("%2.4g%s",
                                      pango_font_description_get_size (priv->font_desc) / (double)PANGO_SCALE,
                                      pango_font_description_get_size_is_absolute (priv->font_desc) ? "px" : 
"");