mirror of https://github.com/xaoxuu/ProHUD
332 lines
12 KiB
Swift
332 lines
12 KiB
Swift
//
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// cfg.alert.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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import SnapKit
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import Inspire
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public extension ProHUD.Configuration {
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struct Alert {
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// MARK: 卡片样式
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/// 最大宽度（用于优化横屏或者iPad显示）
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public var maxWidth = CGFloat(400)
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/// 圆角半径
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public var cornerRadius = CGFloat(16)
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/// 余量：元素与元素之间的距离
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public var margin = CGFloat(8)
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/// 填充：元素内部控件距离元素边界的距离
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public var padding = CGFloat(16)
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/// 颜色
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public var tintColor: UIColor?
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// MARK: 图标样式
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/// 图标尺寸
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public var iconSize = CGSize(width: 48, height: 48)
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// MARK: 文本样式
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/// 标题字体
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public var titleFont = UIFont.boldSystemFont(ofSize: 22)
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/// 标题最多行数
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public var titleMaxLines = Int(5)
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/// 加粗字体（如果只有标题或者只有正文，则显示这种字体）
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public var boldTextFont = UIFont.boldSystemFont(ofSize: 18)
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/// 正文字体
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public var bodyFont = UIFont.systemFont(ofSize: 17)
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/// 正文最多行数
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public var bodyMaxLines = Int(20)
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// MARK: 按钮样式
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/// 按钮字体
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public var buttonFont = UIFont.boldSystemFont(ofSize: 18)
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// MARK: 生命周期
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/// 刷新数据和布局
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public func reloadData(_ callback: @escaping (ProHUD.Alert) -> Void) {
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privReloadData = callback
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}
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/// 多少秒后显示强制退出的按钮（只有无按钮的弹窗才会出现）
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public var forceQuitTimer = TimeInterval(30)
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/// 强制退出按钮标题
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public var forceQuitTitle = "隐藏窗口"
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/// 加载强制退出按钮
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/// - Parameter callback: 回调代码
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public func loadForceQuitButton(_ callback: @escaping (ProHUD.Alert) -> Void) {
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privLoadForceQuitButton = callback
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}
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}
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}
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// MARK: - 内部调用
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internal extension ProHUD.Configuration.Alert {
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var reloadData: (ProHUD.Alert) -> Void {
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return privReloadData
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}
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}
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// MARK: - 默认实现
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fileprivate var privLayoutContentView: (ProHUD.Alert) -> Void = {
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return { (vc) in
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if vc.contentView.superview == nil {
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vc.view.addSubview(vc.contentView)
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vc.contentView.layer.masksToBounds = true
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vc.contentView.layer.cornerRadius = cfg.alert.cornerRadius
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let maxWidth = CGFloat.maximum(CGFloat.minimum(UIScreen.main.bounds.width * 0.68, cfg.alert.maxWidth), 268)
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vc.contentView.snp.makeConstraints { (mk) in
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mk.center.equalToSuperview()
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mk.width.lessThanOrEqualTo(maxWidth)
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}
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}
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if vc.contentStack.superview == nil {
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vc.contentView.contentView.addSubview(vc.contentStack)
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vc.contentStack.spacing = cfg.alert.margin + cfg.alert.padding
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vc.contentStack.snp.makeConstraints { (mk) in
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mk.centerX.equalToSuperview()
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mk.top.equalToSuperview().offset(cfg.alert.padding)
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mk.bottom.equalToSuperview().offset(-cfg.alert.padding)
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mk.leading.equalToSuperview().offset(cfg.alert.padding)
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mk.trailing.equalToSuperview().offset(-cfg.alert.padding)
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}
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}
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}
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}()
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fileprivate var privUpdateImage: (ProHUD.Alert) -> Void = {
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return { (vc) in
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let config = cfg.alert
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let img = vc.vm.icon ?? vc.vm.scene.image
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if let imgv = vc.imageView {
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imgv.image = img
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} else {
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let icon = UIImageView(image: img)
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vc.contentStack.addArrangedSubview(icon)
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icon.contentMode = .scaleAspectFit
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icon.snp.makeConstraints { (mk) in
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mk.top.greaterThanOrEqualTo(vc.contentView).offset(config.padding*2.25)
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mk.bottom.lessThanOrEqualTo(vc.contentView).offset(-config.padding*2.25)
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mk.leading.greaterThanOrEqualTo(vc.contentView).offset(config.padding*4)
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mk.trailing.lessThanOrEqualTo(vc.contentView).offset(-config.padding*4)
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mk.width.equalTo(config.iconSize.width)
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mk.height.equalTo(config.iconSize.height)
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}
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vc.imageView = icon
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}
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vc.imageView?.layer.removeAllAnimations()
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}
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}()
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fileprivate var privUpdateTextStack: (ProHUD.Alert) -> Void = {
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return { (vc) in
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let config = cfg.alert
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if vc.vm.title == nil {
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vc.vm.title = vc.vm.scene.title
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}
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if vc.vm.message == nil {
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vc.vm.message = vc.vm.scene.message
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}
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if vc.vm.title?.count ?? 0 > 0 || vc.vm.message?.count ?? 0 > 0 {
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vc.contentStack.addArrangedSubview(vc.textStack)
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vc.textStack.snp.makeConstraints { (mk) in
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mk.top.greaterThanOrEqualTo(vc.contentView).offset(config.padding*1.75)
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mk.bottom.lessThanOrEqualTo(vc.contentView).offset(-config.padding*1.75)
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if UIScreen.main.bounds.width < 414 {
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mk.leading.greaterThanOrEqualTo(vc.contentView).offset(config.padding*1.5)
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mk.trailing.lessThanOrEqualTo(vc.contentView).offset(-config.padding*1.5)
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} else {
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mk.leading.greaterThanOrEqualTo(vc.contentView).offset(config.padding*2)
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mk.trailing.lessThanOrEqualTo(vc.contentView).offset(-config.padding*2)
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}
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}
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if vc.vm.title?.count ?? 0 > 0 {
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if let lb = vc.titleLabel {
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lb.text = vc.vm.title
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} else {
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let title = UILabel()
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title.textAlignment = .center
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title.numberOfLines = config.titleMaxLines
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title.textColor = cfg.primaryLabelColor
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title.text = vc.vm.title
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vc.textStack.addArrangedSubview(title)
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vc.titleLabel = title
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}
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if vc.vm.message?.count ?? 0 > 0 {
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// 有message
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vc.titleLabel?.font = config.titleFont
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} else {
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// 没有message
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vc.titleLabel?.font = config.boldTextFont
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}
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} else {
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vc.titleLabel?.removeFromSuperview()
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}
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if vc.vm.message?.count ?? 0 > 0 {
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if let lb = vc.bodyLabel {
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lb.text = vc.vm.message
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} else {
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let body = UILabel()
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body.textAlignment = .center
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body.font = config.bodyFont
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body.numberOfLines = config.bodyMaxLines
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body.textColor = cfg.secondaryLabelColor
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body.text = vc.vm.message
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vc.textStack.addArrangedSubview(body)
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vc.bodyLabel = body
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}
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if vc.vm.title?.count ?? 0 > 0 {
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// 有title
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vc.bodyLabel?.font = config.bodyFont
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} else {
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// 没有title
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vc.bodyLabel?.font = config.boldTextFont
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}
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} else {
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vc.bodyLabel?.removeFromSuperview()
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}
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} else {
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vc.textStack.removeFromSuperview()
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}
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vc.textStack.layoutIfNeeded()
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}
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}()
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fileprivate var privUpdateActionStack: (ProHUD.Alert) -> Void = {
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return { (vc) in
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let config = cfg.alert
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if vc.actionStack.arrangedSubviews.count > 0 {
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// 有按钮
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vc.contentStack.addArrangedSubview(vc.actionStack)
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// 适配横竖屏和iPad
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if isPortrait == false && vc.actionStack.arrangedSubviews.count < 4 {
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vc.actionStack.axis = .horizontal
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vc.actionStack.alignment = .fill
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vc.actionStack.distribution = .fillEqually
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}
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vc.actionStack.snp.makeConstraints { (mk) in
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mk.width.greaterThanOrEqualTo(200)
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mk.leading.trailing.equalToSuperview()
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}
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} else {
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// 无按钮
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for v in vc.actionStack.arrangedSubviews {
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v.removeFromSuperview()
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}
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vc.actionStack.removeFromSuperview()
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}
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vc.actionStack.layoutIfNeeded()
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}
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}()
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fileprivate var privLoadForceQuitButton: (ProHUD.Alert) -> Void = {
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return { (vc) in
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debug(vc, "showNavButtons")
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let config = cfg.alert
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let btn = ProHUD.Alert.Button.forceQuitButton()
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btn.setTitle(cfg.alert.forceQuitTitle, for: .normal)
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let bg = createBlurView()
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bg.layer.masksToBounds = true
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bg.layer.cornerRadius = config.cornerRadius
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if let last = vc.view.subviews.last {
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vc.view.insertSubview(bg, belowSubview: last)
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} else {
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vc.view.addSubview(bg)
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}
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bg.snp.makeConstraints { (mk) in
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mk.leading.trailing.equalTo(vc.contentView)
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mk.top.equalTo(vc.contentView.snp.bottom).offset(config.margin)
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}
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bg.contentView.addSubview(btn)
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btn.snp.makeConstraints { (mk) in
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mk.edges.equalToSuperview()
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}
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bg.alpha = 0
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bg.layoutIfNeeded()
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bg.transform = .init(translationX: 0, y: -2*(config.margin+bg.frame.size.height))
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UIView.animateForAlert {
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bg.alpha = 1
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bg.transform = .identity
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}
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vc.addTouchUpAction(for: btn) { [weak vc] in
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debug("点击了【\(config.forceQuitTitle)】")
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vc?.vm.forceQuitCallback?()
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vc?.pop()
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}
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}
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}()
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/// 刷新数据和布局
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fileprivate var privReloadData: (ProHUD.Alert) -> Void = {
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return { (vc) in
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debug(vc, "reloadData")
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let config = cfg.alert
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let isFirstLayout: Bool
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if vc.contentView.superview == nil {
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isFirstLayout = true
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// 布局主容器视图
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privLayoutContentView(vc)
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} else {
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isFirstLayout = false
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}
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// 更新图片
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privUpdateImage(vc)
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// 更新文本容器
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privUpdateTextStack(vc)
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// 更新操作容器
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privUpdateActionStack(vc)
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vc.contentStack.layoutIfNeeded()
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vc.contentView.layoutIfNeeded()
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// 动画
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if isFirstLayout {
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vc.view.layoutIfNeeded()
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vc.imageView?.transform = .init(scaleX: 0.75, y: 0.75)
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UIView.animateForAlert {
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vc.view.layoutIfNeeded()
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vc.imageView?.transform = .identity
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}
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} else {
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UIView.animateForAlert {
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vc.view.layoutIfNeeded()
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}
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}
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// 设置持续时间
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vc.vm.updateDuration()
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// 强制退出按钮
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vc.vm.forceQuitTimerBlock?.cancel()
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if vc.buttonEvents.count == 0 {
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vc.vm.forceQuitTimerBlock = DispatchWorkItem(block: { [weak vc] in
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if let vc = vc {
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if vc.buttonEvents.count == 0 {
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privLoadForceQuitButton(vc)
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}
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}
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})
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DispatchQueue.main.asyncAfter(deadline: .now() + config.forceQuitTimer, execute: vc.vm.forceQuitTimerBlock!)
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} else {
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vc.vm.forceQuitTimerBlock = nil
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}
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}
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}()
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