/ElementGenerator.swift Secret
Created
December 28, 2023 09:06
2.2 新增generator协议
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| // FILE: ElementGenerator.swift | |
| protocol ElementGenerator { | |
| /// 向 stack view 添加子控件 | |
| /// - Parameters: | |
| /// - elements: 子控件列表 | |
| /// - stackView: stack view | |
| func addArrangedElements(_ elements: [ElementType], to stackView: UIStackView) | |
| /// 根据子控件类型描述生成子控件 | |
| /// - Parameter element: 子控件类型描述 | |
| /// - Returns: 子控件 | |
| func elementView(from element: ElementType) -> UIView | |
| /// 在子控件添加到 stack view 之后，继续设置子控件的属性 | |
| /// - Parameters: | |
| /// - view: 子控件 | |
| /// - element: 子控件描述 | |
| func configureView(_ view: UIView, for element: ElementType) | |
| } | |
| extension ElementGenerator { | |
| func addArrangedElements(_ elements: [ElementType], to stackView: UIStackView) -> Void { | |
| for element in elements { | |
| let subview = elementView(from: element) | |
| stackView.addArrangedSubview(subview) | |
| configureView(subview, for: element) | |
| } | |
| } | |
| } |
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