poll_for_media

Description:

public abstract async bool poll_for_media (Cancellable? cancellable = null) throws Error

Asynchronously polls this to see if media has been inserted or removed.

When the operation is finished, callback will be called. You can then call poll_for_media.end to obtain the result of the operation.

this	a Drive.
cancellable	optional Cancellable object, null to ignore.
callback	a TaskReadyCallback, or null.
user_data	user data to pass to `callback`