It is a way to show picker from bottom with SwiftUI. Picker shows from bottom like a modal.
Importing an image into SwiftUI using UIImagePickerController
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| import SwiftUI | |
| struct ContentView: View { | |
| @State private var year = 2020 | |
| @State private var isShowingPicker = false | |
| var body: some View { | |
| ZStack { | |
| Button(action: { | |
| self.isShowingPicker.toggle() | |
| }) { | |
| Text("Year: \(self.year)") | |
| .padding() | |
| } | |
| NumberPicker(selection: self.$year, isShowing: self.$isShowingPicker) | |
| .animation(.linear) | |
| .offset(y: self.isShowingPicker ? 0 : UIScreen.main.bounds.height) | |
| } | |
| } | |
| } | |
| struct NumberPicker: View { | |
| @Binding var selection: Int | |
| @Binding var isShowing: Bool | |
| var body: some View { | |
| VStack { | |
| Spacer() | |
| Button(action: { | |
| self.isShowing = false | |
| }) { | |
| HStack { | |
| Spacer() | |
| Text("Close") | |
| .padding(.horizontal, 16) | |
| } | |
| } | |
| Picker(selection: $selection, label: Text("")) { | |
| ForEach((1900..<2100), id: \.self) { | |
| Text("\($0)") | |
| .tag($0) | |
| } | |
| } | |
| .frame(width: 200) | |
| .labelsHidden() | |
| } | |
| } | |
| } | |
| struct ContentView_Previews: PreviewProvider { | |
| static var previews: some View { | |
| ContentView() | |
| } | |
| } |