Xamarin / MAUI

using SICPA_Connexions.ViewModel.Base;

using System;

using System.Collections.Generic;

using System.Linq;

using System.Text;

using System.Threading.Tasks;

using System.Windows.Input;

namespace SICPA_Connexions.ViewModel

{

    public class AppShellViewModel : BaseViewModel

    {

        public ICommand QuitterCommand { get; private set; }

        public AppShellViewModel()

        {

            QuitterCommand = new Command(async () => await Quitter());

        }

        private async Task Quitter()

        {

            await Task.Delay(100);

            bool quitter = await App.Current.MainPage.DisplayAlert("Voulez-vous vraiment quitter l'application ?", "", "Oui", "Non");

            if (quitter.Equals(true)) Application.Current.Quit();

        }

    }

}