[empathy: 5/11] factor out empathy_make_color_whiter()

[Guillaume Desmottes <gdesmott src gnome org>]

commit 676e1f544d851935cb2dc7781f4a5ff39c366b2f
Author: Guillaume Desmottes <guillaume desmottes collabora co uk>
Date:   Wed Dec 15 14:43:31 2010 +0100

    factor out empathy_make_color_whiter()

 libempathy-gtk/empathy-account-widget.c |    5 +----
 libempathy-gtk/empathy-ui-utils.c       |   10 ++++++++++
 libempathy-gtk/empathy-ui-utils.h       |    3 +++
 3 files changed, 14 insertions(+), 4 deletions(-)
---
diff --git a/libempathy-gtk/empathy-account-widget.c b/libempathy-gtk/empathy-account-widget.c
index 7df208a..ea15720 100644
--- a/libempathy-gtk/empathy-account-widget.c
+++ b/libempathy-gtk/empathy-account-widget.c
@@ -235,7 +235,6 @@ account_widget_set_entry_highlighting (GtkEntry *entry,
     {
       GtkStyleContext *style;
       GdkRGBA color;
-      const GdkRGBA white = { 1.0, 1.0, 1.0, 1.0 };
 
       style = gtk_widget_get_style_context (GTK_WIDGET (entry));
       gtk_style_context_get_background_color (style, GTK_STATE_FLAG_SELECTED,
@@ -246,9 +245,7 @@ account_widget_set_entry_highlighting (GtkEntry *entry,
        * gives a colour which is inline with the theme but
        * slightly whiter.
        */
-      color.red = (color.red + (white).red) / 2;
-      color.green = (color.green + (white).green) / 2;
-      color.blue = (color.blue + (white).blue) / 2;
+      empathy_make_color_whiter (&color);
 
       gtk_widget_override_background_color (GTK_WIDGET (entry), 0, &color);
     }
diff --git a/libempathy-gtk/empathy-ui-utils.c b/libempathy-gtk/empathy-ui-utils.c
index 043c03e..d7abb9a 100644
--- a/libempathy-gtk/empathy-ui-utils.c
+++ b/libempathy-gtk/empathy-ui-utils.c
@@ -1898,3 +1898,13 @@ empathy_receive_file_with_file_chooser (EmpathyFTHandler *handler)
 	gtk_widget_show (widget);
 	g_free (title);
 }
+
+void
+empathy_make_color_whiter (GdkRGBA *color)
+{
+	const GdkRGBA white = { 1.0, 1.0, 1.0, 1.0 };
+
+	color->red = (color->red + (white).red) / 2;
+	color->green = (color->green + (white).green) / 2;
+	color->blue = (color->blue + (white).blue) / 2;
+}
diff --git a/libempathy-gtk/empathy-ui-utils.h b/libempathy-gtk/empathy-ui-utils.h
index 0b76d09..0ff637a 100644
--- a/libempathy-gtk/empathy-ui-utils.h
+++ b/libempathy-gtk/empathy-ui-utils.h
@@ -145,6 +145,9 @@ void        empathy_send_file_from_uri_list             (EmpathyContact   *conta
 void        empathy_send_file_with_file_chooser         (EmpathyContact   *contact);
 void        empathy_receive_file_with_file_chooser      (EmpathyFTHandler *handler);
 
+/* Misc */
+void        empathy_make_color_whiter                   (GdkRGBA *color);
+
 G_END_DECLS
 
 #endif /*  __EMPATHY_UI_UTILS_H__ */