1  // Copyright (c) Microsoft Corporation
 2  // The Microsoft Corporation licenses this file to you under the MIT license.
 3  // See the LICENSE file in the project root for more information.
 4  
 5  using Microsoft.CmdPal.Core.ViewModels;
 6  using Microsoft.CmdPal.UI.ViewModels;
 7  
 8  // To learn more about WinUI, the WinUI project structure,
 9  // and more about our project templates, see: http://aka.ms/winui-project-info.
10  namespace Microsoft.CmdPal.UI;
11  
12  internal sealed class PowerToysAppHostService : IAppHostService
13  {
14      public AppExtensionHost GetDefaultHost()
15      {
16          return CommandPaletteHost.Instance;
17      }
18  
19      public AppExtensionHost GetHostForCommand(object? context, AppExtensionHost? currentHost)
20      {
21          AppExtensionHost? topLevelHost = null;
22          if (context is TopLevelViewModel topLevelViewModel)
23          {
24              topLevelHost = topLevelViewModel.ExtensionHost;
25          }
26  
27          return topLevelHost ?? currentHost ?? CommandPaletteHost.Instance;
28      }
29  }