state_changed

Description:

public virtual signal void state_changed (int arg_old, int arg_new, uint arg_reason)

On the client-side, this signal is emitted whenever the D-Bus signal "StateChanged" is received.

On the service-side, this signal can be used with e.g. emit_by_name to make the object emit the D-Bus signal.

Parameters:

arg_old

Argument.
arg_new

Argument.
arg_reason

Argument.