{"id":1541,"date":"2023-06-24T12:04:29","date_gmt":"2023-06-24T04:04:29","guid":{"rendered":"https:\/\/www.zhidianwl.com\/zhidian\/?p=1541"},"modified":"2023-06-24T12:04:29","modified_gmt":"2023-06-24T04:04:29","slug":"ios-%e6%82%ac%e6%b5%ae%e6%a1%86%e5%bc%80%e5%8f%91%e6%8e%a8%e8%8d%90%e4%b8%80%e9%97%a8app%e5%bc%80%e5%8f%91%e5%b9%b3%e5%8f%b0","status":"publish","type":"post","link":"https:\/\/www.zhidianwl.com\/zhidian\/2023\/1541\/","title":{"rendered":"ios 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\u521b\u5efa\u4e00\u4e2aUIWindow\u5bf9\u8c61\uff0c\u5e76\u5c06\u5b83\u7684windowLevel\u5c5e\u6027\u8bbe\u4e3aUIWindowLevelAlert\uff0c\u8fd9\u6837\u53ef\u4ee5\u4fdd\u8bc1\u5b83\u5728\u6240\u6709\u5176\u4ed6\u7a97\u53e3\u7684\u5c42\u7ea7\u6700\u9ad8\u3002<\/p>\n<p>2. \u5728UIWindow\u5bf9\u8c61\u4e0a\u6dfb\u52a0\u4e00\u4e2aUIButton\u6216\u8005UIImageView\uff0c\u4f5c\u4e3a\u60ac\u6d6e\u6846\u7684\u56fe\u6807\u3002<\/p>\n<p>3. \u901a\u8fc7\u624b\u52bf\u8bc6\u522b\u6765\u5b9e\u73b0\u60ac\u6d6e\u6846\u7684\u62d6\u62fd\u548c\u70b9\u51fb\u4e8b\u4ef6\u3002<\/p>\n<p>\u4e8c\u3001\u8be6\u7ec6\u6b65\u9aa4<\/p>\n<p>1. \u521b\u5efa\u4e00\u4e2a\u65b0\u7684Xcode\u5de5\u7a0b\uff0c\u9009\u62e9Single View Application\u6a21\u677f\u3002<\/p>\n<p>2. \u5728Main.storyboard\u4e2d\u62d6\u5165\u4e00\u4e2aUIButton\u6216\u8005UIImageView\uff0c\u4f5c\u4e3a\u60ac\u6d6e\u6846\u7684\u56fe\u6807\u3002\u8bbe\u7f6e\u56fe\u6807\u7684\u5927\u5c0f\u548c\u4f4d\u7f6e\uff0c\u4ee5\u53ca\u76f8\u5e94\u7684\u56fe\u7247\u3002<\/p>\n<p>3. <a href=\"https:\/\/www.yimenapp.net\/dabao-978.html\">URL Schema<\/a>\u5728ViewController.swift\u6587\u4ef6\u4e2d\uff0c\u6dfb\u52a0\u5982\u4e0b\u4ee3\u7801\uff1a<\/p>\n<p>&#8220;`<\/p>\n<p>class ViewController: UIViewController {<\/p>\n<p>    var window: UIWindow?<\/p>\n<p>    var button: UIButton?<\/p>\n<p>    var lastLocation: CGPoint?<\/p>\n<\/p>\n<p>    override func viewDidLoad() {<\/p>\n<p>        super.viewDidLoad()<\/p>\n<\/p>\n<p>        \/\/ \u521b\u5efaUIWindow\u5bf9\u8c61<\/p>\n<p>        window = UIWindow(frame: CGRect(x: 0, y: 0, width: 60, height: 60))<\/p>\n<p>        window?.windowLevel = UIWindow.Level.alert<\/p>\n<\/p>\n<p>        \/\/ \u521b\u5efaUIButton\u5bf9\u8c61\uff0c\u5e76\u6dfb\u52a0\u5230UIWindow\u4e0a<\/p>\n<p>        button = UIButton(type: .system)<\/p>\n<p>        button?.frame = CGRect(x: 0, y: 0, width: 60, height: 60)<\/p>\n<p>        button?.setBackgroundImage(UIImage(named: &#8220;icon&#8221;), for: .normal)<\/p>\n<p>        button?.addTarget(self, action: #selector(buttonClicked), for: .touchUpInside)<\/p>\n<p>        window?.addSubview(button!)<\/p>\n<\/p>\n<p>        \/\/ \u6dfb\u52a0\u624b\u52bf\u8bc6\u522b\u5668<\/p>\n<p>        let panGesture = UIPanGestureRecognizer(target: self, action: #selector(handlePanGesture(_:)))<\/p>\n<p>        window?.addGestureRecognizer(panGesture)<\/p>\n<p>    }<\/p>\n<\/p>\n<p>    @objc func buttonClicked() {<\/p>\n<p>        \/\/ \u70b9\u51fb\u4e8b\u4ef6\u5904\u7406<\/p>\n<p>        print(&#8220;button clicked&#8221;)<\/p>\n<p>\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/i.cdn.yimenapp.com\/2023-03\/31\/15\/17507816517.jpg\" \/><\/figure>\n<\/p>\n<p>  }<\/p>\n<\/p>\n<p>    @objc func handlePanGesture(_ sender: UIPanGestureRecognizer) {<\/p>\n<p>        \/\/ \u62d6\u62fd\u4e8b\u4ef6\u5904\u7406<\/p>\n<p>        let translation <a href=\"https:\/\/www.yimenapp.net\/dabao-4205.html\">\u82f9\u679cipa\u8f6f\u4ef6\u6e90<\/a>= sender.translation(in: self.view)<\/p>\n<p>        if let view = sender.view {<\/p>\n<p>            view.center = CGPoint(x:view.center.x + translation.x,<\/p>\n<p>                                  y:view.center.y + translation.y)<\/p>\n<p>        }<\/p>\n<p>        sender.setTranslation(CGPoint.zero, in: self.view)<\/p>\n<p>    }<\/p>\n<\/p>\n<p>    override func viewDidAppear(_ animated: Bool) {<\/p>\n<p>        super.viewDidAppear(animated)<\/p>\n<\/p>\n<p>        \/\/ \u663e\u793aUIWindow<\/p>\n<p>        window?.makeKeyAndVisible()<\/p>\n<p>    }<\/p>\n<p>}<\/p>\n<p>&#8220;`<\/p>\n<p>4. 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