A protocol your custom view controller class implements to provide a user interface for your Photos extension.
SDKs
Framework
protocol PHContentEditingController
The PHContent protocol defines methods you implement in a custom view controller class in order to create a Photos extension. The Photos app hosts your extension’s view controller to provide a user interface for editing photo or video assets.
func canAsks your extension whether it can continue working with the most recent edit that was made to an asset.
Required.
func startTells your extension that asset data is available for editing.
Required.
func finishAsks your extension for edited asset data to finish the editing session.
Required.
var shouldA Boolean value that determines whether Photos should prompt the user when canceling the editing session.
Required.
func cancelTells your extension to cancel editing.
Required.
Allow your app to edit assets directly within the Photos app.
class PHEditingAn object that provides Photos editing extensions with access to the underlying project and photo library.