[gnome-themes-standard] menubutton: add support for the menubutton style

[Cosimo Cecchi <cosimoc src gnome org>]

commit 90c4f48cf7720fb9b31e8388843a5fa6b8f3f705
Author: Cosimo Cecchi <cosimoc gnome org>
Date:   Wed Aug 24 17:31:51 2011 -0400

    menubutton: add support for the menubutton style
    
    As seen in gnome-contacts.

 themes/Adwaita/gtk-3.0/gtk-widgets.css |   21 ++++++++++++++++++++-
 1 files changed, 20 insertions(+), 1 deletions(-)
---
diff --git a/themes/Adwaita/gtk-3.0/gtk-widgets.css b/themes/Adwaita/gtk-3.0/gtk-widgets.css
index 3ad0f82..dccb3e9 100644
--- a/themes/Adwaita/gtk-3.0/gtk-widgets.css
+++ b/themes/Adwaita/gtk-3.0/gtk-widgets.css
@@ -369,9 +369,12 @@ GtkScrolledWindow.frame {
 /***********
  * Buttons *
  ***********/
-.button {
+.button,
+.button.menuitem.menubar {
     padding: 1 4;
+}
 
+.button {
     -adwaita-focus-fill-color: alpha (@theme_base_color, 0.35);
     -adwaita-focus-border-gradient: -gtk-gradient (linear,
                                                    left top, left bottom,
@@ -754,6 +757,22 @@ GtkTreeMenu .menuitem * {
     background-image: url("assets/radio-menuitem-checked-selected.svg");
 }
 
+/***************
+ * Menu Button *
+ ***************/
+.button.menuitem.menubar:active,
+.button.menuitem.menubar *:active {
+    color: @theme_text_color;
+    background-image: none;
+    background-color: @menu_bg_color;
+
+    border-radius: 5 5 0 0;
+    border-image: none;
+    border-width: 1 1 0 1;
+    border-color: shade(@button_border, 1.30);
+    border-style: solid;
+}
+
 /****************
  * Radiobuttons *
  ****************/