[eog] Replace deprecated GtkRCStyle usage with a GtkCssProvider

[Felix Riemann <friemann src gnome org>]

commit 4c93c41fcfc1cab32c10a66e247d4a0fb3d60a05
Author: Felix Riemann <friemann gnome org>
Date:   Wed Dec 14 22:02:36 2011 +0100

    Replace deprecated GtkRCStyle usage with a GtkCssProvider
    
    Makes EogThumbNav's scrollbar style similar to pre-3.x versions again.

 data/Makefile.am |    4 ++--
 data/eog.css     |    7 +++++++
 data/gtkrc       |    9 ---------
 src/main.c       |   21 +++++++++++++++++++--
 4 files changed, 28 insertions(+), 13 deletions(-)
---
diff --git a/data/Makefile.am b/data/Makefile.am
index 99cfe12..d8ad190 100644
--- a/data/Makefile.am
+++ b/data/Makefile.am
@@ -29,8 +29,8 @@ ui_DATA = eog-image-properties-dialog.ui \
 pkgconfigdir = $(libdir)/pkgconfig
 pkgconfig_DATA = eog.pc
 
-gtkrcdir = $(pkgdatadir)
-gtkrc_DATA = gtkrc
+styledir = $(pkgdatadir)
+style_DATA = eog.css
 
 EXTRA_DIST =			\
         $(gtkrc_DATA)		\
diff --git a/data/eog.css b/data/eog.css
new file mode 100644
index 0000000..7cef526
--- /dev/null
+++ b/data/eog.css
@@ -0,0 +1,7 @@
+GtkScrollbar#eog-image-gallery-scrollbar {
+	-GtkScrollbar-has-backward-stepper: false;
+	-GtkScrollbar-has-secondary-backward-stepper: false;
+	-GtkScrollbar-has-forward-stepper: false;
+	-GtkScrollbar-has-secondary-forward-stepper: false;
+	-GtkScrollbar-min-slider-length: 60;
+}
diff --git a/src/main.c b/src/main.c
index e83abed..ece7026 100644
--- a/src/main.c
+++ b/src/main.c
@@ -46,6 +46,8 @@
 #include <exempi/xmp.h>
 #endif
 
+#define EOG_CSS_FILE_PATH EOG_DATA_DIR G_DIR_SEPARATOR_S "eog.css"
+
 static EogStartupFlags flags;
 
 static gboolean fullscreen = FALSE;
@@ -100,6 +102,7 @@ main (int argc, char **argv)
 	GError *error = NULL;
 	GOptionContext *ctx;
 	GtkSettings *settings;
+	GtkCssProvider *provider;
 
 	if (!g_thread_supported ())
 		g_thread_init (NULL);
@@ -108,8 +111,6 @@ main (int argc, char **argv)
 	bind_textdomain_codeset (PACKAGE, "UTF-8");
 	textdomain (PACKAGE);
 
-	gtk_rc_parse (EOG_DATA_DIR G_DIR_SEPARATOR_S "gtkrc");
-
 	ctx = g_option_context_new (_("[FILEâ]"));
 	g_option_context_add_main_entries (ctx, goption_options, PACKAGE);
 	/* Option groups are free'd together with the context 
@@ -149,6 +150,22 @@ main (int argc, char **argv)
 	gdk_threads_init ();
 	eog_thumbnail_init ();
 
+	/* Load special style properties for EogThumbView's scrollbar */
+	provider = gtk_css_provider_new ();
+	if (G_UNLIKELY (!gtk_css_provider_load_from_path(provider,
+							 EOG_CSS_FILE_PATH,
+							 &error)))
+	{
+		g_critical ("Could not load CSS data: %s", error->message);
+		g_clear_error (&error);
+	} else {
+		gtk_style_context_add_provider_for_screen (
+				gdk_screen_get_default(),
+				GTK_STYLE_PROVIDER (provider),
+				GTK_STYLE_PROVIDER_PRIORITY_APPLICATION);
+	}
+	g_object_unref (provider);
+
 	/* Add application specific icons to search path */
 	gtk_icon_theme_append_search_path (gtk_icon_theme_get_default (),
                                            EOG_DATA_DIR G_DIR_SEPARATOR_S "icons");