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TUIKit/TUIRoomKit/Source/View/Page/Widget/TopNavigationBar/TopItemView.swift

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+//
+//  TopItemView.swift
+//  TUIRoomKit
+//
+//  Created by janejntang on 2022/12/30.
+//  Copyright © 2022 Tencent. All rights reserved.
+//
+
+import Foundation
+
+class TopItemView: UIView {
+    let itemData: ButtonItemData
+    
+    let button: UIButton = {
+        let button = UIButton(type: .custom)
+        return button
+    }()
+    
+    // MARK: - initialized function
+    init(itemData: ButtonItemData) {
+        self.itemData = itemData
+        super.init(frame: .zero)
+    }
+    
+    required init?(coder: NSCoder) {
+        fatalError("init(coder:) has not been implemented")
+    }
+    
+    // MARK: - view layout
+    private var isViewReady: Bool = false
+    override func didMoveToWindow() {
+        super.didMoveToWindow()
+        guard !isViewReady else { return }
+        self.layer.cornerRadius = 10
+        constructViewHierarchy()
+        activateConstraints()
+        bindInteraction()
+        isViewReady = true
+    }
+    
+    func constructViewHierarchy() {
+        addSubview(button)
+    }
+    
+    func activateConstraints() {
+        button.snp.makeConstraints { make in
+            make.centerX.equalToSuperview()
+            make.centerY.equalToSuperview()
+            make.width.height.equalTo(24)
+        }
+    }
+    
+    func bindInteraction() {
+        setupViewState(item: itemData)
+        button.addTarget(self, action: #selector(clickMenuButton(sender:)), for: .touchUpInside)
+    }
+    
+    func setupViewState(item: ButtonItemData) {
+        button.isSelected = item.isSelect
+        button.isEnabled = item.isEnabled
+        button.isHidden = item.isHidden
+        if let normalImage = item.normalImage {
+            button.setImage(normalImage, for: .normal)
+        }
+        if let selectedImage = item.selectedImage {
+            button.setImage(selectedImage, for: .selected)
+        }
+        if let disabledImage = item.disabledImage {
+            button.setImage(disabledImage, for: .disabled)
+        }
+    }
+    
+    @objc
+    func clickMenuButton(sender: UIButton) {
+        itemData.action?(sender)
+    }
+    
+    deinit {
+        debugPrint("deinit \(self)")
+    }
+}