PSPDFStatefulViewControlling

Objective-C

@protocol PSPDFStatefulViewControlling <UIContentContainer>

Swift

protocol StatefulViewControlling : UIContentContainer

Shows a message when the controller is empty.

  • Empty view.

    Declaration

    Objective-C

    @property (nonatomic, nullable) UIView *emptyView;

    Swift

    var emptyView: UIView? { get set }

  • Loading view.

    Declaration

    Objective-C

    @property (nonatomic, nullable) UIView *loadingView;

    Swift

    var loadingView: UIView? { get set }

  • Receives the current controller state.

    Note

    This is KVO observable.

    Declaration

    Objective-C

    @property (nonatomic) PSPDFStatefulViewState controllerState;

    Swift

    var controllerState: StatefulViewState { get set }

  • Sets the controller state and shows/hides the emptyView/loadingView depending on the state.

    Declaration

    Objective-C

    - (void)setControllerState:(PSPDFStatefulViewState)controllerState
                  animated:(BOOL)animated;

    Swift

    optional func setControllerState(_ controllerState: StatefulViewState, animated: Bool)