Sets a GtkSourceMountOperationFactory function that will be called when a gtk.MountOperation must be created. This is useful for creating a gtk.MountOperation with the parent gtk.Window
If a mount operation factory isn't set, MountOperation.new will be called.
a GtkSourceMountOperationFactory to call when a gtk.MountOperation is needed.
the data to pass to the callback function.
function to call on user_data when the callback is no longer needed, or NULL.
3.14
Sets a GtkSourceMountOperationFactory function that will be called when a gtk.MountOperation must be created. This is useful for creating a gtk.MountOperation with the parent gtk.Window
If a mount operation factory isn't set, MountOperation.new will be called.