Update .NET installer UI and functionality

- MagicChatbox.csproj: Removed and re-added csharp-bot.png as a resource.
- DotNetInstallerWindow.xaml: Enhanced UI with new colors, added csharp-bot.png image, and updated text and styling for .NET 8 upgrade.
- DotNetInstallerWindow.xaml.cs: Added LINQ support, updated .NET installer URL to 8.0.8, refactored .NET 8 check, improved process restart, and added event handler for "What is .NET?" link.

vrcosc-magicchatbox/MagicChatbox.csproj

@@ -47,6 +47,7 @@
     <None Remove="Img\Icons\Copy_ico.png" />
     <None Remove="Img\Icons\Cross_ico.png" />
     <None Remove="Img\Icons\Cross_v1_ico.png" />
+    <None Remove="Img\Icons\csharp-bot.png" />
     <None Remove="Img\Icons\Cut_ico.png" />
     <None Remove="Img\Icons\Delete_ico.png" />
     <None Remove="Img\Icons\Discord.png" />
@@ -112,6 +113,7 @@
     <Resource Include="Img\Icons\Copy_ico.png" />
     <Resource Include="Img\Icons\Cross_ico.png" />
     <Resource Include="Img\Icons\Cross_v1_ico.png" />
+    <Resource Include="Img\Icons\csharp-bot.png" />
     <Resource Include="Img\Icons\Cut_ico.png" />
     <Resource Include="Img\Icons\Delete_ico.png">
       <CopyToOutputDirectory></CopyToOutputDirectory>

vrcosc-magicchatbox/UI/Dialogs/DotNetInstallerWindow.xaml

@@ -29,7 +29,7 @@
             <RowDefinition Height="50" />
         </Grid.RowDefinitions>
 
-        <!-- Header Area -->
+        <!--  Header Area  -->
         <Grid x:Name="Drag_area" Grid.Row="0">
             <Grid.Background>
                 <LinearGradientBrush StartPoint="0,1" EndPoint="0.5,1">
@@ -66,12 +66,26 @@
                     </TextBlock.Effect>
                 </TextBlock>
             </StackPanel>
+            <TextBlock
+                x:Name="WhatsNET"
+                Width="auto"
+                Margin="0,0,10,0"
+                HorizontalAlignment="Right"
+                VerticalAlignment="Center"
+                Cursor="Hand"
+                FontFamily="Albert Sans Thin"
+                FontSize="13"
+                Foreground="MediumPurple"
+                MouseUp="WhatsNET_MouseUp"
+                Text="What is .NET?"
+                TextDecorations="Underline"
+                WindowChrome.IsHitTestVisibleInChrome="True" />
         </Grid>
 
-        <!-- Main Content Area -->
+        <!--  Main Content Area  -->
         <Grid Grid.Row="1">
-            <!-- First Page: Checking for .NET 8 -->
-            <Grid x:Name="CheckDotNetPage">
+            <!--  First Page: Checking for .NET 8  -->
+            <Grid x:Name="CheckDotNetPage" Background="#41375B">
                 <TextBlock
                     Margin="25"
                     HorizontalAlignment="Center"
@@ -91,16 +105,20 @@
                 </TextBlock>
             </Grid>
 
-            <!-- Second Page: Ask to Install .NET 8 -->
-            <Grid x:Name="AskInstallPage" Visibility="Hidden">
+            <!--  Second Page: Ask to Install .NET 8  -->
+            <StackPanel
+                x:Name="AskInstallPage"
+                Background="#41375B"
+                RenderOptions.BitmapScalingMode="NearestNeighbor"
+                Visibility="Hidden">
                 <TextBlock
-                    Margin="25"
+                    Margin="0,10,0,0"
                     HorizontalAlignment="Center"
                     VerticalAlignment="Top"
                     FontFamily="Comfortaa Light"
-                    FontSize="20"
-                    Foreground="White"
-                    Text=".NET 8 is not installed on your system."
+                    FontSize="22"
+                    FontWeight="DemiBold"
+                    Text="It's time for a little upgrade magic! ✨"
                     TextAlignment="Center">
                     <TextBlock.Effect>
                         <DropShadowEffect
@@ -109,15 +127,20 @@
                             ShadowDepth="0"
                             Color="#251153" />
                     </TextBlock.Effect>
+                    <TextBlock.Foreground>
+                        <RadialGradientBrush>
+                            <GradientStop Color="White" />
+                            <GradientStop Offset="1" Color="#FFC3A9FF" />
+                        </RadialGradientBrush>
+                    </TextBlock.Foreground>
                 </TextBlock>
+                <Image Height="100" Source="/Img/Icons/csharp-bot.png" />
                 <TextBlock
-                    Margin="25,60,25,0"
                     HorizontalAlignment="Center"
                     VerticalAlignment="Top"
                     FontFamily="Comfortaa Light"
                     FontSize="16"
-                    Foreground="LightYellow"
-                    Text="Would you like to install .NET 8 now?"
+                    Text=".NET 6 is saying goodbye, and so are we! 🚀"
                     TextAlignment="Center">
                     <TextBlock.Effect>
                         <DropShadowEffect
@@ -126,11 +149,46 @@
                             ShadowDepth="0"
                             Color="#251153" />
                     </TextBlock.Effect>
+                    <TextBlock.Foreground>
+                        <RadialGradientBrush>
+                            <GradientStop Color="White" />
+                            <GradientStop Offset="2" Color="#FFC3A9FF" />
+                        </RadialGradientBrush>
+                    </TextBlock.Foreground>
                 </TextBlock>
-            </Grid>
 
-            <!-- Third Page: Installing .NET 8 -->
-            <Grid x:Name="InstallDotNetPage" Visibility="Hidden">
+                <TextBlock
+                    Margin="0,35,0,0"
+                    HorizontalAlignment="Center"
+                    VerticalAlignment="Top"
+                    FontFamily="Comfortaa Light"
+                    FontSize="16"
+                    Text="Keep the magic going and unlock new features and stay safe, make sure to install .NET 8!"
+                    TextAlignment="Center">
+                    <TextBlock.Effect>
+                        <DropShadowEffect
+                            BlurRadius="10"
+                            Opacity="1"
+                            ShadowDepth="0"
+                            Color="#251153" />
+                    </TextBlock.Effect>
+                    <TextBlock.Foreground>
+                        <RadialGradientBrush>
+                            <GradientStop Color="White" />
+                            <GradientStop Offset="2" Color="#FFC3A9FF" />
+                        </RadialGradientBrush>
+                    </TextBlock.Foreground>
+                </TextBlock>
+
+
+
+            </StackPanel>
+
+            <!--  Third Page: Installing .NET 8  -->
+            <Grid
+                x:Name="InstallDotNetPage"
+                Background="#41375B"
+                Visibility="Hidden">
                 <TextBlock
                     Margin="25"
                     HorizontalAlignment="Center"
@@ -155,20 +213,23 @@
                     Margin="0,60,0,0"
                     HorizontalAlignment="Center"
                     VerticalAlignment="Top"
-                    IsIndeterminate="True"
-                    Foreground="YellowGreen" />
+                    Foreground="YellowGreen"
+                    IsIndeterminate="True" />
             </Grid>
 
-            <!-- Fourth Page: Confirmation -->
-            <Grid x:Name="ConfirmDotNetPage" Visibility="Hidden">
+            <!--  Fourth Page: Confirmation  -->
+            <Grid
+                x:Name="ConfirmDotNetPage"
+                Background="#41375B"
+                Visibility="Hidden">
                 <TextBlock
                     Margin="25"
                     HorizontalAlignment="Center"
                     VerticalAlignment="Top"
                     FontFamily="Comfortaa Light"
                     FontSize="20"
                     Foreground="White"
-                    Text=".NET 8 is installed and ready for use!"
+                    Text=".NET 8 is installed, MagicChatbox can soon run on .NET 8."
                     TextAlignment="Center">
                     <TextBlock.Effect>
                         <DropShadowEffect
@@ -192,17 +253,21 @@
             </Grid>
         </Grid>
 
-        <!-- Footer with Navigation Buttons -->
-        <Grid Grid.Row="2" HorizontalAlignment="Center" Margin="10,0">
+        <!--  Footer with Navigation Buttons  -->
+        <Grid
+            Grid.Row="2"
+            Margin="10,0"
+            HorizontalAlignment="Center"
+            Background="#41375B">
             <StackPanel Orientation="Horizontal">
                 <Button
                     x:Name="CancelButton"
                     Width="100"
                     Height="40"
                     Margin="10,0"
                     Click="CancelButton_Click"
-                    Visibility="Hidden"
-                    Style="{StaticResource Status_Button_style}">
+                    Style="{StaticResource Status_Button_style}"
+                    Visibility="Hidden">
                     <TextBlock FontSize="16" Text="Cancel" />
                 </Button>
                 <Button
@@ -211,8 +276,8 @@
                     Height="40"
                     Margin="10,0"
                     Click="NextButton_Click"
-                    Visibility="Hidden"
-                    Style="{StaticResource Status_Button_style}">
+                    Style="{StaticResource Status_Button_style}"
+                    Visibility="Hidden">
                     <TextBlock FontSize="16" Text="Next" />
                 </Button>
             </StackPanel>

vrcosc-magicchatbox/UI/Dialogs/DotNetInstallerWindow.xaml.cs

@@ -3,6 +3,7 @@
 using System;
 using System.Diagnostics;
 using System.IO;
+using System.Linq;
 using System.Net;
 using System.Reflection;
 using System.Security.Principal;
@@ -77,8 +78,8 @@ public async Task InstallDotNet8Async()
                     return;
                 }
 
-                string installerUrl = "https://dotnet.microsoft.com/download/dotnet/thank-you/runtime-8.0.0-windows-x64-installer";
-                string installerPath = Path.Combine(Path.GetTempPath(), "dotnet-runtime-8.0.0-win-x64.exe");
+                string installerUrl = "https://dotnet.microsoft.com/en-us/download/dotnet/thank-you/runtime-desktop-8.0.8-windows-x64-installer";
+                string installerPath = Path.Combine(Path.GetTempPath(), "runtime-desktop-8.0.8-windows-x64-installer.exe");
 
                 using (WebClient client = new WebClient())
                 {
@@ -110,28 +111,41 @@ public async Task InstallDotNet8Async()
             }
         }
 
-        public bool IsDotNet8Installed()
+
+public bool IsDotNet8Installed()
+    {
+        try
         {
-            try
+            // Path where Microsoft.WindowsDesktop.App runtimes are installed
+            string desktopRuntimePath = @"C:\Program Files\dotnet\shared\Microsoft.WindowsDesktop.App";
+
+            if (Directory.Exists(desktopRuntimePath))
             {
-                var key = @"SOFTWARE\dotnet\Setup\InstalledVersions\x64\sharedhost";
-                using (var registryKey = Registry.LocalMachine.OpenSubKey(key))
+                // Get all subdirectories (version folders)
+                var versionFolders = Directory.GetDirectories(desktopRuntimePath)
+                                              .Select(Path.GetFileName)
+                                              .Where(name => name.StartsWith("10."))
+                                              .ToList();
+
+                // If any folder starts with "8.", .NET 8 is installed
+                if (versionFolders.Any())
                 {
-                    if (registryKey != null)
-                    {
-                        var version = registryKey.GetValue("Version") as string;
-                        return version != null && version.StartsWith("8.");
-                    }
+                    return true;
                 }
             }
-            catch (Exception ex)
-            {
-                MessageBox.Show($"Error checking .NET installation: {ex.Message}", "Error", MessageBoxButton.OK, MessageBoxImage.Error);
-            }
-            return false;
+        }
+        catch (Exception ex)
+        {
+            MessageBox.Show($"Error checking .NET installation: {ex.Message}", "Error", MessageBoxButton.OK, MessageBoxImage.Error);
         }
 
-        private bool IsAdministrator()
+        // Return false if no .NET 8 version is found
+        return false;
+    }
+
+
+
+    private bool IsAdministrator()
         {
             var identity = WindowsIdentity.GetCurrent();
             var principal = new WindowsPrincipal(identity);
@@ -142,9 +156,9 @@ private void ElevateAndRestart(string argument)
         {
             var startInfo = new ProcessStartInfo
             {
-                FileName = Assembly.GetExecutingAssembly().Location,
+                FileName = Process.GetCurrentProcess().MainModule.FileName,  // This gets the .exe file path
                 Arguments = argument,
-                Verb = "runas",
+                Verb = "runas",  // Elevates the process to administrator
                 UseShellExecute = true
             };
 
@@ -159,6 +173,7 @@ private void ElevateAndRestart(string argument)
             }
         }
 
+
         public void ShowCheckPage()
         {
             CheckDotNetPage.Visibility = Visibility.Visible;
@@ -187,11 +202,21 @@ public void ShowConfirmationPage()
         {
             InstallDotNetPage.Visibility = Visibility.Hidden;
             ConfirmDotNetPage.Visibility = Visibility.Visible;
+
         }
 
         private void CloseWindow_Click(object sender, RoutedEventArgs e)
         {
             Close();
         }
+
+        private void WhatsNET_MouseUp(object sender, System.Windows.Input.MouseButtonEventArgs e)
+        {
+            Process.Start(new ProcessStartInfo
+            {
+                FileName = "https://dotnet.microsoft.com/en-us/learn/dotnet/what-is-dotnet",
+                UseShellExecute = true
+            });
+        }
     }
 }