新增

    1. public extension View {
    2.     func dismissKeyboardOnTap() -> some View {
    3.         modifier(DismissKeyboardOnTap())
    4.     }
    5. }
    7. public struct DismissKeyboardOnTap: ViewModifier {
    8.     public func body(content: Content) -> some View {
    9.         #if os(macOS)
    10.         return content
    11.         #else
    12.         return content.gesture(tapGesture)
    13.         #endif
    14.     }
    16.     private var tapGesture: some Gesture {
    17.         TapGesture().onEnded(endEditing)
    18.     }
    20.     private func endEditing() {
    21.         UIApplication.shared.connectedScenes
    22.             .filter {$0.activationState == .foregroundActive}
    23.             .map {$0 as? UIWindowScene}
    24.             .compactMap({$0})
    25.             .first?.windows
    26.             .filter {$0.isKeyWindow}
    27.             .first?.endEditing(true)
    28.     }
    29. }

    用法

    backgroundView()
    .dismissKeyboardOnTap()