Update to .NET 10 and Terminal.Gui 2.0 API

- Bump TargetFramework to net10.0 and update SDK to 10.0.101
- Switch NuGet source to nuget.org; comment out PowerShell feed
- Replace UseNetDriver with ForceDriver for driver selection
- Refactor app startup for Terminal.Gui 2.0 (IApplication, driver API)
- Update UI code for Terminal.Gui 2.0: focus, events, property names
- Add support for specifying driver (ansi, windows, unix) via cmdlet
- Modernize code with C# 12 features and improve nullability
- Standardize help text to "TUI" and clean up comments
- Update package references and launch settings for debugging

Author: tig

Directory.Build.props

@@ -1,5 +1,5 @@
 <Project>
   <PropertyGroup>
-    <ManagePackageVersionsCentrally>true</ManagePackageVersionsCentrally>
+    <!-- <ManagePackageVersionsCentrally>true</ManagePackageVersionsCentrally> -->
   </PropertyGroup>
 </Project>

Directory.Packages.props

@@ -3,6 +3,6 @@
     <PackageVersion Include="Microsoft.PowerShell.SDK" Version="7.4.7" />
     <PackageVersion Include="Newtonsoft.Json" Version="13.0.3" />
     <PackageVersion Include="System.Management.Automation" Version="7.4.7" />
-    <PackageVersion Include="Terminal.Gui" Version="2.0.0-develop.4636" />
+    <PackageVersion Include="Terminal.Gui" Version="2.0.0-alpha.3390" />
   </ItemGroup>
 </Project>

global.json

@@ -1,6 +1,6 @@
 {
     "sdk": {
-      "version": "8.0.405",
+      "version": "10.0.101",
       "rollForward": "latestFeature",
       "allowPrerelease": false
     }

nuget.config

@@ -2,6 +2,7 @@
 <configuration>
   <packageSources>
     <clear />
-    <add key="PowerShellCore_PublicPackages" value="https://pkgs.dev.azure.com/powershell/PowerShell/_packaging/powershell/nuget/v3/index.json" />
+    <add key="nuget.org" value="https://api.nuget.org/v3/index.json" />
+    <!-- <add key="PowerShellCore_PublicPackages" value="https://pkgs.dev.azure.com/powershell/PowerShell/_packaging/powershell/nuget/v3/index.json" /> -->
   </packageSources>
 </configuration>

src/Microsoft.PowerShell.ConsoleGuiTools/GridViewDataSource.cs

@@ -65,9 +65,19 @@ public void Render(ListView listView, bool selected, int item, int col, int line
     {
         listView.Move(col - start, line);
 
-        var driver = Application.Driver;
+        var driver = listView.App?.Driver;
         var row = GridViewRowList[item];
-        driver!.AddStr(row.DisplayString ?? string.Empty);
+        string displayString = row.DisplayString ?? string.Empty;
+        // Pad right of display string with spaces to fill width
+        if (displayString.Length < width)
+        {
+            displayString = displayString.PadRight(width);
+        }
+        else if (displayString.Length > width)
+        {
+            displayString = displayString[..width];
+        }
+        driver!.AddStr(displayString);
     }
 
     /// <summary>

src/Microsoft.PowerShell.ConsoleGuiTools/Microsoft.PowerShell.ConsoleGuiTools.csproj

@@ -1,7 +1,7 @@
-<Project Sdk="Microsoft.NET.Sdk">
+<Project Sdk="Microsoft.NET.Sdk">
     <Import Project="..\..\ConsoleGuiTools.Common.props" />
     <PropertyGroup>
-        <TargetFramework>net8.0</TargetFramework>
+        <TargetFramework>net10.0</TargetFramework>
         <LangVersion>preview</LangVersion>
         <Nullable>enable</Nullable>
     </PropertyGroup>
@@ -13,13 +13,14 @@
         - Add ';https://api.nuget.org/v3/index.json' to the end of the RestoreSources property group below
         - Uncomment the RestoreSources property group below
         -->
-        <!-- <RestoreSources>$(RestoreSources);../../../gui-cs/Terminal.Gui/Terminal.Gui/bin/Debug</RestoreSources> -->
+         <!--<RestoreSources>https://api.nuget.org/v3/index.json;$(RestoreSources);../../../gui-cs/Terminal.Gui/Terminal.Gui/bin/Debug</RestoreSources>--> 
     </PropertyGroup>
 
     <ItemGroup>
         <!-- Using local Terminal.Gui build for debugging -->
-        <ProjectReference Include="..\..\..\gui-cs\Terminal.Gui\Terminal.Gui\Terminal.Gui.csproj" />
-        <PackageReference Include="Microsoft.PowerShell.SDK" />
+        <!--<ProjectReference Include="..\..\..\gui-cs\Terminal.Gui\Terminal.Gui\Terminal.Gui.csproj" />-->
+        <PackageReference Include="Microsoft.PowerShell.SDK" Version="7.5.4" />
+        <PackageReference Include="Terminal.Gui" Version="2.0.0-develop.4766" />
     </ItemGroup>
 
     <ItemGroup>

src/Microsoft.PowerShell.ConsoleGuiTools/OutConsoleGridView.cs

@@ -3,6 +3,7 @@
 
 using System;
 using System.Collections.Generic;
+using System.Configuration;
 using Microsoft.PowerShell.OutGridView.Models;
 using Terminal.Gui.App;
 
@@ -19,7 +20,6 @@ namespace Microsoft.PowerShell.ConsoleGuiTools;
 /// </remarks>
 internal sealed class OutConsoleGridView : IDisposable
 {
-    private bool _cancelled;
     private ApplicationData? _applicationData;
 
     /// <summary>
@@ -35,21 +35,13 @@ internal sealed class OutConsoleGridView : IDisposable
     public HashSet<int> Run(ApplicationData applicationData)
     {
         _applicationData = applicationData;
-        if (_applicationData.UseNetDriver) Application.ForceDriver = "NetDriver";
 
-        var window = new OutGridViewWindow(_applicationData);
-        try
-        {
-            Application.Init();
-            Application.Run(window);
-            _cancelled = window.Cancelled;
-            return window.GetSelectedIndexes();
-        }
-        finally
-        {
-            window?.Dispose();
-            Application.Shutdown();
-        }
+        Terminal.Gui.Configuration.ConfigurationManager.Enable(Terminal.Gui.Configuration.ConfigLocations.All);
+
+        using OutGridViewWindow window = new(_applicationData);
+        using IApplication app = Application.Create().Init(driverName: _applicationData.ForceDriver);
+        HashSet<int>? selectedIndexes = app.Run(window) as HashSet<int>;
+        return selectedIndexes ?? [];
     }
 
     public void Dispose()

src/Microsoft.PowerShell.ConsoleGuiTools/OutConsoleGridviewCmdletCommand.cs

@@ -50,11 +50,11 @@ public class OutConsoleGridViewCmdletCommand : PSCmdlet, IDisposable
     ///     and if it should be possible to select multiple or single list items.
     /// </summary>
     [Parameter(HelpMessage =
-        "Determines whether a single item (Single), multiple items (Multiple; default), or no items (None) will be written to the pipeline. Also determines selection behavior in the GUI.")]
+        "Determines whether a single item (Single), multiple items (Multiple; default), or no items (None) will be written to the pipeline. Also determines selection behavior in the TUI.")]
     public OutputModeOption OutputMode { set; get; } = OutputModeOption.Multiple;
 
     /// <summary>
-    ///     Gets or sets the initial value for the filter in the GUI.
+    ///     Gets or sets the initial value for the filter in the TUI.
     /// </summary>
     [Parameter(HelpMessage =
         "Pre-populates the Filter edit box, allowing filtering to be specified on the command line. The filter uses regular expressions.")]
@@ -63,17 +63,15 @@ public class OutConsoleGridViewCmdletCommand : PSCmdlet, IDisposable
     /// <summary>
     ///     Gets or sets a value indicating whether "minimum UI" mode will be enabled.
     /// </summary>
-    [Parameter(HelpMessage = "If specified no window frame, filter box, or status bar will be displayed in the GUI.")]
+    [Parameter(HelpMessage = "If specified no window frame, filter box, or status bar will be displayed in the TUI.")]
     public SwitchParameter MinUI { set; get; }
 
     /// <summary>
-    ///     Gets or sets a value indicating whether the Terminal.Gui System.Net.Console-based Driver will be used
-    ///     instead of the
-    ///     default platform-specific (Windows or Curses) Driver.
+    ///     Gets or sets the Terminal.Gui driver to use.
     /// </summary>
     [Parameter(HelpMessage =
-        "If specified the Terminal.Gui System.Net.Console-based Driver (NetDriver) will be used.")]
-    public SwitchParameter UseNetDriver { set; get; }
+        "Forces the Terminal.Gui driver to use. Valid values are 'ansi', 'windows', or 'unix'.")]
+    public string? ForceDriver { set; get; }
 
     /// <summary>
     ///     Gets or sets a value indicating whether all properties should be displayed instead of just the default display properties.
@@ -171,14 +169,14 @@ protected override void EndProcessing()
             OutputMode = OutputMode,
             Filter = Filter,
             MinUI = MinUI,
-            UseNetDriver = UseNetDriver,
+            ForceDriver = ForceDriver,
             AllProperties = AllProperties,
             Verbose = Verbose,
             Debug = Debug,
             ModuleVersion = MyInvocation.MyCommand.Version.ToString()
         };
 
-        var selectedIndexes = _outConsoleGridView.Run(applicationData);
+        HashSet<int> selectedIndexes = _outConsoleGridView.Run(applicationData);
         foreach (var idx in selectedIndexes)
         {
             var selectedObject = _psObjects[idx];