SliderAlertController

public class SliderAlertController: UIViewController, UIViewControllerTransitioningDelegate, UIViewControllerAnimatedTransitioning

A UIViewController subclass like UIAlertController to display a slider.

Initializer

  • SliderAlertController’s designated init method.

    Declaration

    Swift

    public init(title: String, message: String? = nil, minimumValue: Float, maximumValue: Float, initialValue: Float, confirmTitle: String? = nil, confirmClosure: @escaping (_ sliderValue: Float) -> Void)

    Parameters

    title

    The title of the slider view.
    message

    Additional information for the slider view. The default value is nil.
    minimumValue

    The slider’s minimum value. If this value is not small than maximumValue, this value will be 0 and slider’s maximum value will be 20.
    maximumValue

    The slider’s maximum value. If this value is not larger than minimumValue, this value will be 20 and slider’s minimum value will be 0.
    initialValue

    The slider’s initial value.
    confirmTitle

    The custom title for confirm button. The default is nil. If this value is nil, the title of confirm button is Confirm.
    confirmClosure

    A closure to execute after user touch confirm button.
    sliderValue

    The current value of slider. If allowsDecimal == false, its decimal will be moved and just x.0.

  • Not implemented. Don’t init from storyboard/nib file.

    Declaration

    Swift

    required public init?(coder aDecoder: NSCoder)

Custom Options

  • A Boolean value that decides whether remove slider value’s decimal part in view and confirmClosure. The default value is false.

    Declaration

    Swift

    public var allowsDecimal: Bool = false

  • A Dictionary which store the symbol to replace slider value to display on the slider block. For example: I want to express no limit when it’s 0, set a symbol: floatToSymbolMap[0] = "∞".

    Declaration

    Swift

    public var floatToSymbolMap: Dictionary<Float, String> = [:]

Lifecycle

  • This method is called after the controller has loaded its view hierarchy into memory. But when the controller load its view hierarchy? Before it presents or access any view in the view hierarchy if controller isn’t presented yet. Called only once.

    Declaration

    Swift

    override public func viewDidLoad()

  • Called every time the view controller is about to be presented. Layout is not finished yet.

    Declaration

    Swift

    override public func viewWillAppear(_ animated: Bool)

  • Configure layout of subViews.

    Declaration

    Swift

    override public func viewWillLayoutSubviews()

  • Called every time the view controller is presented.

    Declaration

    Swift

    override public func viewDidAppear(_ animated: Bool)

UIViewControllerTransitioningDelegate

  • Return animation delegate to provide presentation animation.

    Declaration

    Swift

    public func animationController(forPresented presented: UIViewController, presenting: UIViewController, source: UIViewController) -> UIViewControllerAnimatedTransitioning?

  • Return animation delegate to provide dismiss animation.

    Declaration

    Swift

    public func animationController(forDismissed dismissed: UIViewController) -> UIViewControllerAnimatedTransitioning?

UIViewControllerAnimatedTransitioning

  • Time of transition animation.

    Declaration

    Swift

    public func transitionDuration(using transitionContext: UIViewControllerContextTransitioning?) -> TimeInterval

  • Commit transition animation here.

    Declaration

    Swift

    public func animateTransition(using transitionContext: UIViewControllerContextTransitioning)