[gtk+] Fix an escaping problem

[Matthias Clasen <matthiasc src gnome org>]

commit 33fb60e050719d8f3dfed20474003ca44694f0af
Author: Matthias Clasen <mclasen redhat com>
Date:   Fri Dec 17 14:53:43 2010 -0500

    Fix an escaping problem
    
    & must be escaped as &amp; in examples.

 docs/reference/gtk/tmpl/gtkdrawingarea.sgml |   12 +++++++-----
 1 files changed, 7 insertions(+), 5 deletions(-)
---
diff --git a/docs/reference/gtk/tmpl/gtkdrawingarea.sgml b/docs/reference/gtk/tmpl/gtkdrawingarea.sgml
index ae46d2b..0986d02 100644
--- a/docs/reference/gtk/tmpl/gtkdrawingarea.sgml
+++ b/docs/reference/gtk/tmpl/gtkdrawingarea.sgml
@@ -60,24 +60,26 @@ draw_callback (GtkWidget *widget, cairo_t *cr, gpointer data)
 
   width = gtk_widget_get_allocated_width (widget);
   height = gtk_widget_get_allocated_height (widget);
-  cairo_arc (cr, 
+  cairo_arc (cr,
              width / 2.0, height / 2.0,
              MIN (width, height) / 2.0,
              0, 2 * G_PI);
 
   gtk_style_context_get_color (gtk_widget_get_style_context (widget),
                                0,
-                               &color);
-  gdk_cairo_set_source_rgba (cr, &color);
+                               &amp;color);
+  gdk_cairo_set_source_rgba (cr, &amp;color);
 
   cairo_fill (cr);
 
   return FALSE;
 }
-[...]
+
+ /* ... */
+
   GtkWidget *drawing_area = gtk_drawing_area_new (<!-- -->);
   gtk_widget_set_size_request (drawing_area, 100, 100);
-  g_signal_connect (G_OBJECT (drawing_area), "draw",  
+  g_signal_connect (G_OBJECT (drawing_area), "draw",
                     G_CALLBACK (draw_callback), NULL);
 </programlisting>
 </example>