If the modification time on any previously read file for the given gtk.Settings has changed, discard all style information and then reread all previously read RC files.
a gtk.Settings
load whether or not anything changed
TRUE if the files were reread.
Deprecated: Use gtk.CssProvider instead.
If the modification time on any previously read file for the given gtk.Settings has changed, discard all style information and then reread all previously read RC files.