[gnome-control-center] mouse: Widget allocated size fallback

[Bastien Nocera <hadess src gnome org>]

commit 936c188bf04a4cddc49308435948e530523d7718
Author: Ondrej Holy <oholy redhat com>
Date:   Wed Aug 29 12:44:55 2012 +0200

    mouse: Widget allocated size fallback
    
    https://bugzilla.gnome.org/show_bug.cgi?id=579135

 panels/mouse/gnome-mouse-test.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)
---
diff --git a/panels/mouse/gnome-mouse-test.c b/panels/mouse/gnome-mouse-test.c
index b0a2b43..13dbd31 100644
--- a/panels/mouse/gnome-mouse-test.c
+++ b/panels/mouse/gnome-mouse-test.c
@@ -206,7 +206,7 @@ button_drawing_area_draw_event (GtkWidget  *widget,
 	GdkRGBA inner_color, outer_color;
 	cairo_pattern_t *pattern;
 
-	size = MIN (gtk_widget_get_allocated_width (widget), gtk_widget_get_allocated_height (widget));
+	size = MAX (MIN (gtk_widget_get_allocated_width (widget), gtk_widget_get_allocated_height (widget)), 1);
 	center_x = gtk_widget_get_allocated_width (widget) / 2.0;
 	center_y = gtk_widget_get_allocated_height (widget) / 2.0;