gtk-css-provider-load-from-path (provider path)

provider -- a gtk-css-provider object
path -- a string with the path of a filename to load, in the GLib filename encoding

True. The return value is deprecated and false will only be returned for backwards compatibility reasons if an error occured.

Loads the data contained in path into the CSS provider, making it clear any previously loaded information. To track errors while loading CSS, connect to the "parsing-error" signal of the gtk-css-provider object.