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azamsharp/AZAlert.swift

Created July 30, 2020 02:29
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  1. azamsharp created this gist Jul 30, 2020.
    55 changes: 55 additions & 0 deletions AZAlert.swift
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    //
    // AZAlert.swift
    // HelloAlertSwiftUI
    //
    // Created by Mohammad Azam on 7/29/20.
    // Copyright © 2020 Mohammad Azam. All rights reserved.
    //

    import SwiftUI

    struct AZAlert: View {

    let screenSize = UIScreen.main.bounds
    var title: String = ""
    @Binding var isShown: Bool
    @Binding var text: String
    var onDone: (String) -> Void = { _ in }
    var onCancel: () -> Void = { }


    var body: some View {

    VStack(spacing: 20) {
    Text(title)
    .font(.headline)
    Text("Message")
    TextField("", text: $text)
    .textFieldStyle(RoundedBorderTextFieldStyle())
    HStack(spacing: 20) {
    Button("Done") {
    self.isShown = false
    self.onDone(self.text)
    }
    Button("Cancel") {
    self.isShown = false
    self.onCancel()
    }
    }
    }
    .padding()
    .frame(width: screenSize.width * 0.7, height: screenSize.height * 0.3)
    .background(Color(#colorLiteral(red: 0.9268686175, green: 0.9416290522, blue: 0.9456014037, alpha: 1)))
    .clipShape(RoundedRectangle(cornerRadius: 20.0, style: .continuous))
    .offset(y: isShown ? 0 : screenSize.height)
    .animation(.spring())
    .shadow(color: Color(#colorLiteral(red: 0.8596749902, green: 0.854565084, blue: 0.8636032343, alpha: 1)), radius: 6, x: -9, y: -9)

    }
    }

    struct AZAlert_Previews: PreviewProvider {
    static var previews: some View {
    AZAlert(title: "Add Item", isShown: .constant(true), text: .constant(""))
    }
    }
    52 changes: 52 additions & 0 deletions ContentView.swift
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    //
    // ContentView.swift
    // HelloAlertSwiftUI
    //
    // Created by Mohammad Azam on 7/29/20.
    // Copyright © 2020 Mohammad Azam. All rights reserved.
    //

    import SwiftUI

    struct ContentView: View {

    @State private var isPresented: Bool = false
    @State private var text: String = ""
    @State private var items = (1...5).map { "\($0)" }

    var body: some View {

    NavigationView {

    ZStack(alignment: .center) {
    VStack {
    List(self.items, id: \.self) { index in
    Text("\(index)")
    }
    Button("Show Alert") {
    self.text = ""
    self.isPresented = true
    }

    Text(text)
    }
    AZAlert(title: "Add Item", isShown: $isPresented, text: $text, onDone: { text in
    self.items.append(text)
    })

    }

    .navigationBarTitle("Add Item")
    .navigationBarItems(trailing: Button("Add Item") {
    self.isPresented = true
    })

    }
    }
    }

    struct ContentView_Previews: PreviewProvider {
    static var previews: some View {
    ContentView()
    }
    }