[nautilus] toolbar: improve operations button attention style

[Carlos Soriano Sánchez <csoriano src gnome org>]

commit b8d76f9aae3ff6eae94c689f704f9d50e67899e9
Author: Carlos Soriano <csoriano gnome org>
Date:   Wed Aug 19 18:26:31 2015 +0200

    toolbar: improve operations button attention style
    
    Instead of using blue, use a white higligth with the same colors
    as the current button class of adwaita.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=753728

 src/Adwaita.css        |    5 +++++
 src/nautilus-toolbar.c |    4 ++--
 2 files changed, 7 insertions(+), 2 deletions(-)
---
diff --git a/src/Adwaita.css b/src/Adwaita.css
index 6676d7f..940d46e 100644
--- a/src/Adwaita.css
+++ b/src/Adwaita.css
@@ -40,6 +40,11 @@
   outline-radius: 20px;
 }
 
+/* Toolbar */
+.nautilus-operations-button-needs-attention {
+  background-image: linear-gradient(to bottom, #fafafa, #ededed 40%,  #f9f9f9);
+}
+
 /* Floating status bar */
 .floating-bar {
   padding: 2px;
diff --git a/src/nautilus-toolbar.c b/src/nautilus-toolbar.c
index b747ef5..a60cbd0 100644
--- a/src/nautilus-toolbar.c
+++ b/src/nautilus-toolbar.c
@@ -405,7 +405,7 @@ remove_operations_button_attention_style (NautilusToolbar *self)
 
         style_context = gtk_widget_get_style_context (self->priv->operations_button);
         gtk_style_context_remove_class (style_context,
-                                        "suggested-action");
+                                        "nautilus-operations-button-needs-attention");
         self->priv->operations_button_attention_timeout_id = 0;
 
         return G_SOURCE_REMOVE;
@@ -451,7 +451,7 @@ on_progress_info_finished (NautilusToolbar      *self,
             folder_to_open != NULL) {
                 style_context = gtk_widget_get_style_context (self->priv->operations_button);
                 gtk_style_context_add_class (style_context,
-                                             "suggested-action");
+                                             "nautilus-operations-button-needs-attention");
                 self->priv->operations_button_attention_timeout_id = g_timeout_add_seconds (1,
                                                                                             (GSourceFunc) 
remove_operations_button_attention_style,
                                                                                             self);