Searches for a theme engine in the GTK+ search path. This function is not useful for applications and should not be used.
name of a theme engine
Return: The filename, if found (must be freed with g_free()), otherwise %NULL.
Deprecated: Use #GtkCssProvider instead.
See Implementation
Searches for a theme engine in the GTK+ search path. This function is not useful for applications and should not be used.