汉秋
43179abf2c
Rename tab icons to snake_case with @2x/@3x scales, register CYL plus button at app launch, and remove redundant Podfile hooks already covered by the Xcode project. Co-authored-by: Cursor <cursoragent@cursor.com>
88 lines
3.2 KiB
Swift
88 lines
3.2 KiB
Swift
//
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// MainScanPlusButton.swift
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// suixinkan
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//
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import CYLTabBarController
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import UIKit
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@MainActor
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@objcMembers
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/// 主 TabBar 中间扫码核销按钮，基于 CYLTabBarController 的 PlusButton 机制实现。
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final class MainScanPlusButton: CYLPlusButton, CYLPlusButtonSubclassing {
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/// 点击扫码按钮时的回调，由 `MainTabBarController` 注入。
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static var onScanTap: (() -> Void)?
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/// 构建中间扫码按钮实例，供 CYLTabBarController 注册使用。
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static func plusButton() -> Any {
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let button = MainScanPlusButton()
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button.setImage(UIImage(named: "icon_scan"), for: .normal)
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button.titleLabel?.textAlignment = .center
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button.titleLabel?.font = UIFont.systemFont(ofSize: 10)
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button.setTitle("发布", for: .normal)
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button.setTitleColor(UIColor.gray, for: .normal)
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button.setTitle("选中", for: .selected)
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button.setTitleColor(UIColor(red:255.0/255.0,green:102.0/255.0,blue:0,alpha:1.0), for: .selected)
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button.adjustsImageWhenHighlighted = false
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button.sizeToFit()
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return button
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}
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/// 指定扫码按钮在 TabBar 中的视觉槽位（位于订单与数据之间）。
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static func indexOfPlusButtonInTabBar() -> UInt {
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2
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}
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/// 调整扫码按钮垂直位置，使其略微凸出 TabBar 顶部。
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static func constantOfPlusButtonCenterYOffset(forTabBarHeight tabBarHeight: CGFloat) -> CGFloat {
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-6
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}
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/// 配置圆形背景与扫码图标，对齐参考工程 CustomMainTabBarCenterAction。
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private func configureAppearance() {
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backgroundColor = .clear
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let circleSize: CGFloat = 58
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let circleView = UIView()
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circleView.isUserInteractionEnabled = false
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circleView.backgroundColor = AppDesign.primary
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circleView.layer.cornerRadius = circleSize / 2
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addSubview(circleView)
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let symbolConfig = UIImage.SymbolConfiguration(pointSize: 30, weight: .bold)
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let iconView = UIImageView(
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image: UIImage(named: "icon_scan")
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)
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iconView.tintColor = .white
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iconView.contentMode = .scaleAspectFit
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iconView.isUserInteractionEnabled = false
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addSubview(iconView)
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circleView.translatesAutoresizingMaskIntoConstraints = false
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iconView.translatesAutoresizingMaskIntoConstraints = false
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NSLayoutConstraint.activate([
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circleView.centerXAnchor.constraint(equalTo: centerXAnchor),
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circleView.centerYAnchor.constraint(equalTo: centerYAnchor),
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circleView.widthAnchor.constraint(equalToConstant: circleSize),
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circleView.heightAnchor.constraint(equalToConstant: circleSize),
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iconView.centerXAnchor.constraint(equalTo: circleView.centerXAnchor),
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iconView.centerYAnchor.constraint(equalTo: circleView.centerYAnchor),
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iconView.widthAnchor.constraint(equalToConstant: 30),
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iconView.heightAnchor.constraint(equalToConstant: 30)
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])
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accessibilityLabel = "扫码核销"
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accessibilityIdentifier = "main.scan"
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}
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/// 响应用户点击，触发全局扫码流程。
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@objc private func handleScanTap() {
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Self.onScanTap?()
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}
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}
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