feat: introduce close to tray icon

Author: Joyal Jose

Crimson/App.xaml.cs

@@ -5,6 +5,7 @@
 using Crimson.Utils;
 using Crimson.ViewModels;
 using Crimson.Views;
+using H.NotifyIcon;
 using Microsoft.Extensions.DependencyInjection;
 using Microsoft.Extensions.Hosting;
 using Microsoft.UI.Xaml;
@@ -26,6 +27,7 @@ public IHost Host
         {
             get;
         }
+        public static bool HandleClosedEvents { get; set; } = true;
 
         /// <summary>
         /// Initializes the singleton application object.  This is the first line of authored code
@@ -81,10 +83,13 @@ protected override void OnLaunched(Microsoft.UI.Xaml.LaunchActivatedEventArgs ar
             m_window.Closed += OnExit;
         }
 
-        // Save gamedata to storage on application exit
-        private static async void OnExit(object sender, object e)
+        protected void OnExit(object sender, WindowEventArgs args)
         {
-            //await LibraryManager.UpdateJsonFileAsync();
+            if (HandleClosedEvents)
+            {
+                args.Handled = true;
+                m_window.Hide();
+            }
         }
 
         private Window m_window;

Crimson/Crimson.csproj

@@ -27,6 +27,7 @@
 	<ItemGroup>
 		<PackageReference Include="CommunityToolkit.Mvvm" Version="8.2.2" />
 		<PackageReference Include="CommunityToolkit.WinUI.Controls.SettingsControls" Version="8.0.230907" />
+		<PackageReference Include="H.NotifyIcon.WinUI" Version="2.0.124" />
 		<PackageReference Include="Ionic.Zlib.Core" Version="1.0.0" />
 		<PackageReference Include="Microsoft.Extensions.Hosting" Version="8.0.0" />
 		<PackageReference Include="Microsoft.WindowsAppSDK" Version="1.5.240227000" />

Crimson/Views/MainWindow.xaml

@@ -70,5 +70,6 @@
             </Grid>
             <local:LoginPage x:Name="LoginPage" Visibility="Collapsed"/>
         </Grid>
+        <crimson:TrayIconView x:Name="TrayIconView" />
     </Grid>
 </Window>

Crimson/Views/TrayIconView.xaml

@@ -0,0 +1,39 @@
+<?xml version="1.0" encoding="utf-8"?>
+<UserControl
+    x:Class="Crimson.Views.TrayIconView"
+    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
+    xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
+    xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+    xmlns:tb="using:H.NotifyIcon"
+    mc:Ignorable="d">
+
+    <tb:TaskbarIcon
+        x:Name="TrayIcon"
+        x:FieldModifier="public"
+        ContextMenuMode="SecondWindow"
+        LeftClickCommand="{x:Bind ShowHideWindowCommand}"
+        NoLeftClickDelay="True"
+        ToolTipText="ToolTip"
+        >
+        <tb:TaskbarIcon.IconSource>
+            <tb:GeneratedIconSource
+            Text="C"
+            Foreground="Red"
+            />
+        </tb:TaskbarIcon.IconSource>
+        <tb:TaskbarIcon.ContextFlyout>
+            <MenuFlyout AreOpenCloseAnimationsEnabled="False">
+                <MenuFlyoutItem
+                    Command="{x:Bind ShowHideWindowCommand}"
+                    Text="Show/Hide Window"
+                    />
+                <MenuFlyoutSeparator />
+                <MenuFlyoutItem
+                    Command="{x:Bind ExitApplicationCommand}"
+                    Text="Exit"
+                    />
+            </MenuFlyout>
+        </tb:TaskbarIcon.ContextFlyout>
+    </tb:TaskbarIcon>
+</UserControl>

Crimson/Views/TrayIconView.xaml.cs

@@ -0,0 +1,51 @@
+using Microsoft.UI.Xaml;
+using Microsoft.UI.Xaml.Controls;
+using CommunityToolkit.Mvvm.ComponentModel;
+using CommunityToolkit.Mvvm.Input;
+using H.NotifyIcon;
+
+// To learn more about WinUI, the WinUI project structure,
+// and more about our project templates, see: http://aka.ms/winui-project-info.
+
+namespace Crimson.Views
+{
+    [ObservableObject]
+    public sealed partial class TrayIconView : UserControl
+    {
+        [ObservableProperty]
+        private bool _isWindowVisible;
+
+        public TrayIconView()
+        {
+            InitializeComponent();
+        }
+
+        [RelayCommand]
+        public void ShowHideWindow()
+        {
+            var window = ((App)Application.Current).GetWindow();
+            if (window == null)
+            {
+                return;
+            }
+
+            if (window.Visible)
+            {
+                window.Hide();
+            }
+            else
+            {
+                window.Show();
+            }
+            IsWindowVisible = window.Visible;
+        }
+
+        [RelayCommand]
+        public void ExitApplication()
+        {
+            App.HandleClosedEvents = false;
+            TrayIcon.Dispose();
+            ((App)Application.Current).GetWindow()?.Close();
+        }
+    }
+}