touchesBegan: withEvent:触摸事件传递顺序

编程小号 • 2023-05-20 16:30 • 未分类

(void)touchesBegan:(NSSet )touches withEvent:(UIEvent )event;
(void)touchesMoved:(NSSet )touches withEvent:(UIEvent )event;
(void)touchesEnded:(NSSet )touches withEvent:(UIEvent )event;
(void)touchesCancelled:(NSSet )touches withEvent:(UIEvent )event;
传递顺序：view->superView(没有跳过此步)->所属viewController->parent viewController1 的view-> parent viewController1 -> parent viewController2的view -> parent viewController2 ->(以此类推)……->UIWindow->UIApplication->end

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