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iosswiftuigesturepicker

onTapGesture disables my Picker and Segment tap


I am creating a Form using SwiftUI. Within my Form, I have a DatePicker, TextField, and a SegmentedPickerStyle.

My TextField is using a .decimalPad and I'm trying to find the best way to dismiss the keyboard when finished typing.

I have tried adding a .onTapGesture but it prevents me from using any of my Pickers. When I tap on them nothing happens.

Here is what I am trying to do:

struct ContentView: View {
    @State var date = Date()

    @State var price = ""
    @State private var tipPercentage = 2

    let tipPercentages = [10, 15, 20, 25, 0]

    var body: some View {
            NavigationView {
                Form {
                    Section {
                        DatePicker(selection: $date, displayedComponents: .date) {
                            Text("Date").bold().foregroundColor(Color.init(red: 100.0/255.0, green: 208.0/255.0, blue: 100.0/255.0))
                        }

                        HStack {
                            Text("Price"))
                            Spacer()
                            TextField("required", text: $price).multilineTextAlignment(.trailing).keyboardType(.decimalPad)
                        }
                    }

                    Section(header: Text("How much tip do you want to leave?")) {
                        Picker("Tip percentage", selection: $tipPercentage) {
                            ForEach(0 ..< tipPercentages.count) {
                                Text("\(self.tipPercentages[$0])%")
                            }
                        }
                        .pickerStyle(SegmentedPickerStyle())
                    }
                }
                .onTapGesture {
                       let keyWindow = UIApplication.shared.connectedScenes
                                          .filter({$0.activationState == .foregroundActive})
                                          .map({$0 as? UIWindowScene})
                                          .compactMap({$0})
                                          .first?.windows
                                          .filter({$0.isKeyWindow}).first
                       keyWindow!.endEditing(true)

                }
            }
    }
}

Solution

  • remove your .onTapGesture and add this to the Form:

    .gesture(DragGesture().onChanged{_ in UIApplication.shared.sendAction(#selector(UIResponder.resignFirstResponder), to: nil, from: nil, for: nil)})