-extern GdkColor tool_bg, tool_fg, layout_bg, even_bg, odd_bg;
-extern GdkColor active_bg, selected_bg, selected_fg, search_bg;
-extern GdkColor title_bg, title_fg, item_fg, drag_target, tool_active;
+void init_styles(void);
+extern GtkStyle *layout_style;
+extern GtkStyle *title_style;
+extern GtkStyle *even_style;
+extern GtkStyle *odd_style;
+extern GtkStyle *active_style;
+extern GtkStyle *tool_style;
+extern GtkStyle *search_style;
+extern GtkStyle *drag_style;