get_info_source

If protocol and parameter information has been obtained from the connection manager, return LIVE; if it has been obtained from the cache in the .

manager file, return FILE. If this information has not yet been obtained, or obtaining it failed, return NONE.

This may increase at any time that the main loop is running; the notify signal is emitted.

Parameters:

this	a connection manager

Returns:

the value of the info_source property