如何解决2个iOS模拟器相同的操作系统/型号之间的不同行为
我在使用 iPhone 8 iOS 13.5 模拟器时遇到了一个奇怪的问题。
我有一个带有 UITabBarController
的应用程序,其中包含 2 个项目/VC(我最大限度地简化了应用程序以调试我的问题),每次我触摸一些控件时(例如第二个选项卡 VC 的中间), UIWindow
向我展示了 sendEvent 方法中的 2 次触摸(我为了调试而覆盖了该方法)。
第一次触摸是正确的,第二次触摸是在 UITabBarButton
控件上,这似乎对应于第一个标签栏项目。
所以基本上无论我触摸什么,它都会向我显示第一个标签(大多数情况下,但并不总是触摸第二个标签项,成功显示第二个标签......)。
它只发生在这个模拟器上,我有另一个具有相同配置的模拟器(iPhone 8/iOS 13.5),它没有重现那个错误,我也没有在设备上重现它。
视图层次结构看起来“还可以”。
一些调试日志,如果有人有解释...:
当我触摸第二个标签项时:
$ po event.allTouches
▿ Optional<Set<UITouch>>
▿ some : 2 elements
- 0 : <UITouch: 0x7fb03b473f20> phase: Ended tap count: 1 force: 0.000
window: <App.DebugWindow: 0x7fb03b71d7d0; baseClass = UIWindow;
frame = (0 0; 375 667); gestureRecognizers = <NSArray: 0x6000025a1110>;
layer = <UIWindowLayer: 0x600002d22080>> view: <UITabBarButton: 0x7fb03d448100;
frame = (2 1; 184 48); opaque = NO;
layer = <CALayer: 0x600002d65c20>> location in window: {0,667} previous location in window: {0,667} location in view: {-2,48} previous location in view: {-2,48}
- 1 : <UITouch: 0x7fb03b72e2e0> phase: Ended tap count: 1 force: 0.000
window: <App.DebugWindow: 0x7fb03b71d7d0; baseClass = UIWindow;
frame = (0 0; 375 667); gestureRecognizers = <NSArray: 0x6000025a1110>;
layer = <UIWindowLayer: 0x600002d22080>> view: <UITabBarButton: 0x7fb03d227850;
frame = (190 1; 183 48); opaque = NO;
layer = <CALayer: 0x600002d964c0>> location in window: {288.5,637} previous location in window: {288.5,637} location in view: {98.5,18} previous location in view: {98.5,18}
当我触摸任何东西时(比如第二个标签中根视图的中间):
po event.allTouches
▿ Optional<Set<UITouch>>
▿ some : 2 elements
- 0 : <UITouch: 0x7fb03d41e1c0> phase: Began tap count: 1 force: 0.000
window: <App.DebugWindow: 0x7fb03b71d7d0; baseClass = UIWindow; frame = (0 0; 375 667); gestureRecognizers = <NSArray: 0x6000025a1110>;
layer = <UIWindowLayer: 0x600002d22080>> view:
<UITableView: 0x7fb03c07fa00; frame = (0 0; 375 554);
clipsToBounds = YES; autoresize = RM+BM; gestureRecognizers = <NSArray: 0x6000025dc420>;
layer = <CALayer: 0x600002d765e0>; contentOffset: {0,0}; contentSize: {375,0}; adjustedContentInset: {0,0}; dataSource: <App.HistoryViewController: 0x7fb03d445190>> location in window: {254.5,314} previous location in window: {254.5,314} location in view: {254.5,250} previous location in view: {254.5,250}
- 1 : <UITouch: 0x7fb03b479700> phase: Began tap count: 1 force: 0.000
window: <App.DebugWindow: 0x7fb03b71d7d0; baseClass = UIWindow;
frame = (0 0; 375 667); gestureRecognizers = <NSArray: 0x6000025a1110>;
layer = <UIWindowLayer: 0x600002d22080>> view:
<UITabBarButton: 0x7fb03d448100; frame = (2 1; 184 48); opaque = NO;
layer = <CALayer: 0x600002d65c20>> location in window: {0,48}
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