FlexitimeTracker/FlexitimeUI/FlexitimeTaskbarUtility/App.xaml.cs

using System.Windows;
using System.Windows.Controls;
using FlexitimeTaskbarUtility.Extensions;
using FlexitimeTaskbarUtility.Interfaces;
using FlexitimeTaskbarUtility.Services;
using FlexitimeTaskbarUtility.ViewModels;
using Hardcodet.Wpf.TaskbarNotification;
using Prism.DryIoc;
using Prism.Events;
using Prism.Ioc;
using Prism.Regions;

namespace FlexitimeTaskbarUtility
{
    /// <summary>
    /// Interaction logic for App.xaml
    /// </summary>
    public partial class App : PrismApplication
    {
        private TaskbarIcon notifyIcon;
        
        protected override void OnStartup(StartupEventArgs e)
        {
            base.OnStartup(e);
        }

        protected override void ConfigureRegionAdapterMappings(RegionAdapterMappings regionAdapterMappings)
        {
            base.ConfigureRegionAdapterMappings(regionAdapterMappings);
            regionAdapterMappings.RegisterMapping(typeof(ContextMenu), Container.Resolve<ContextMenuRegionAdapter>());
        }

        protected override void RegisterTypes(IContainerRegistry containerRegistry)
        {
            containerRegistry.Register<ILoginService, LoginService>();
            containerRegistry.Register<ISignInService, SignInService>();
            containerRegistry.Register<NotifyIconViewModel>();
            containerRegistry.Register<LoginControlViewModel>();
        }

        protected override Window CreateShell()
        {
            return null;
        }

        protected override void OnInitialized()
        {
            base.OnInitialized();
            
            notifyIcon = (TaskbarIcon)FindResource("NotifyIcon");
            notifyIcon.DataContext = Container.Resolve<NotifyIconViewModel>();
        }

        protected override void OnExit(ExitEventArgs e)
        {
            notifyIcon.Dispose(); //the icon would clean up automatically, but this is cleaner
            base.OnExit(e);
        }
    }
}