Improve/app startup time (#65)

Author: divyviradiya2

PocketMC.Desktop/App.xaml.cs

@@ -87,6 +87,7 @@ protected override async void OnStartup(StartupEventArgs e)
 
             var updateWindow = Services.GetRequiredService<PocketMC.Desktop.Features.Shell.StartupUpdateWindow>();
             updateWindow.StartUpdateCheck();
+            PocketMC.Desktop.Program.Splash?.Close(TimeSpan.Zero);
             updateWindow.ShowDialog();
 
             if (!updateWindow.ShouldContinueToApp)
@@ -107,10 +108,12 @@ protected override async void OnStartup(StartupEventArgs e)
 
         if (startupOptions.ShouldStartMinimizedToTray)
         {
+            PocketMC.Desktop.Program.Splash?.Close(TimeSpan.Zero);
             mainWindow.ShowMinimizedToTray();
         }
         else
         {
+            PocketMC.Desktop.Program.Splash?.Close(TimeSpan.Zero);
             mainWindow.Show();
         }
 

PocketMC.Desktop/Assets/splash.png

@@ -5,15 +5,17 @@
     <UseWPF>true</UseWPF>
     <ApplicationIcon>icon.ico</ApplicationIcon>
     <StartupObject>PocketMC.Desktop.Program</StartupObject>
+    <PublishReadyToRun>true</PublishReadyToRun>
   <NoWarn>$(NoWarn);CS0105</NoWarn>
   </PropertyGroup>
 
   <ItemGroup>
     <EmbeddedResource Include="$(MSBuildProjectDirectory)\..\pocketmc.yml" LogicalName="PocketMC.Desktop.pocketmc.yml" />
     <Resource Include="icon.ico" />
     <Resource Include="Assets\dark_dirt.png" />
-    <Resource Include="Assets\logo.png" />
+    <SplashScreen Include="Assets\logo.png" />
     <Resource Include="Assets\logo_highres.png" />
+    <Resource Include="Assets\splash.png" />
     <Content Include="Assets\default_wallpaper.png" CopyToOutputDirectory="PreserveNewest" />
     <Content Include="Assets\WhatsNew.txt" CopyToOutputDirectory="PreserveNewest" />
     <Content Include="Features\RemoteControl\Web\**\*.*" CopyToOutputDirectory="PreserveNewest" />

PocketMC.Desktop/PocketMC.Desktop.csproj

@@ -8,6 +8,8 @@ namespace PocketMC.Desktop;
 
 public static class Program
 {
+    public static System.Windows.SplashScreen? Splash { get; private set; }
+    
     private const ShortcutLocation ShortcutRefreshLocations = ShortcutLocation.Desktop | ShortcutLocation.StartMenuRoot;
 
     [System.Runtime.InteropServices.DllImport("Shell32.dll")]
@@ -68,6 +70,11 @@ public static void Main(string[] args)
 
         try
         {
+            // Show splash screen manually because we have a custom Main method
+            // Use autoClose: false so we can close it instantly with 0ms fade later
+            Splash = new System.Windows.SplashScreen("assets/splash.png");
+            Splash.Show(false, topMost: true);
+
             // Normal WPF startup
             var app = new App();
             app.InitializeComponent();

PocketMC.Desktop/Program.cs

@@ -1,5 +1,5 @@
 version: 1.9.6
-channel: beta
+channel: 
 auth_proxies:
   - "https://pocket-mc-proxy-20d5.onrender.com"
   - "https://pocket-mc-proxy-n2qx.onrender.com"