signal callback delegate or function to connect
void callback(webkit.download.Download download, webkit.network_session.NetworkSession networkSession)
download the #WebKitDownload associated with this event (optional)
networkSession the instance the signal is connected to (optional)
Yes.After to execute callback after default handler, No.After to execute before (default)
Signal ID
Connect to DownloadStarted signal.
This signal is emitted when a new download request is made.