mirror of https://github.com/xaoxuu/ProHUD
116 lines
3.2 KiB
Swift
116 lines
3.2 KiB
Swift
//
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// AlertModel.swift
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// ProHUD
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//
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// Created by xaoxuu on 2019/7/29.
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// Copyright © 2019 Titan Studio. All rights reserved.
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//
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import UIKit
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public extension Alert {
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class ViewModel {
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/// 使用场景
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public var scene = ProHUD.Scene.default
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/// 标题
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public var title: String? {
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didSet {
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vc?.titleLabel?.text = title
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}
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}
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/// 正文
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public var message: String? {
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didSet {
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vc?.bodyLabel?.text = message
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}
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}
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/// 图标
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public var icon: UIImage? {
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didSet {
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vc?.imageView.image = icon
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}
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}
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/// 持续时间（为空代表根据场景不同的默认配置，为0代表无穷大）
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public var duration: TimeInterval? {
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didSet {
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updateDuration()
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}
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}
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public weak var vc: Alert?
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// MARK: 私有
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/// 持续时间
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internal var durationBlock: DispatchWorkItem?
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/// 强制退出按钮
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internal var hideTimerBlock: DispatchWorkItem?
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/// 强制退出代码
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internal var forceQuitCallback: (() -> Void)?
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internal func updateDuration() {
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durationBlock?.cancel()
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if let t = duration ?? scene.alertDuration, t > 0 {
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durationBlock = DispatchWorkItem(block: { [weak self] in
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if let vc = self?.vc {
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if vc.buttonEvents.count == 0 {
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vc.pop()
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}
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}
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})
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DispatchQueue.main.asyncAfter(deadline: .now()+t, execute: durationBlock!)
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} else {
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durationBlock = nil
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}
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}
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}
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}
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public extension Alert.ViewModel {
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/// 添加按钮
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/// - Parameter style: 样式
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/// - Parameter text: 标题
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/// - Parameter handler: 事件处理
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@discardableResult func add(action style: UIAlertAction.Style, title: String?, handler: (() -> Void)?) -> UIButton {
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return vc!.insert(action: nil, style: style, title: title, handler: handler)
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}
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/// 插入按钮
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/// - Parameter index: 索引
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/// - Parameter style: 样式
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/// - Parameter title: 标题
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/// - Parameter handler: 事件处理
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@discardableResult func insert(action index: Int, style: UIAlertAction.Style, title: String?, handler: (() -> Void)?) -> UIButton {
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return vc!.insert(action: index, style: style, title: title, handler: handler)
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}
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/// 更新按钮
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/// - Parameter index: 索引
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/// - Parameter style: 样式
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/// - Parameter title: 标题
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/// - Parameter handler: 事件处理
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func update(action index: Int, style: UIAlertAction.Style, title: String?, handler: (() -> Void)?) {
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vc?.update(action: index, style: style, title: title, handler: handler)
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}
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/// 移除按钮
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/// - Parameter index: 索引
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func remove(action index: Int...) {
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for (i, idx) in index.enumerated() {
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vc?.remove(action: idx-i)
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}
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}
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}
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