getSnapshot
open fun getSnapshot(region: SnapshotRegion, options: SnapshotOptions, cancellable: <Error class: unknown class>? = null, callback: <Error class: unknown class>?)
Asynchronously retrieves a snapshot of @web_view for @region.
Parameters
region
the #WebKitSnapshotRegion for this snapshot
options
#WebKitSnapshotOptions for the snapshot
cancellable
a #GCancellable
callback
a #GAsyncReadyCallback