part deux

src/modules/Deux/UI/Microsoft.CommandPalette.UI.Models/Microsoft.CommandPalette.UI.Models.csproj

@@ -14,12 +14,6 @@
 	<NoWarn>SA1313;</NoWarn>
   </PropertyGroup>
 
-  <PropertyGroup>
-	<CsWinRTIncludes>AdaptiveCards.ObjectModel.WinUI3;AdaptiveCards.Rendering.WinUI3</CsWinRTIncludes>
-	<CsWinRTAotOptimizerEnabled>true</CsWinRTAotOptimizerEnabled>
-  </PropertyGroup>
-
-
   <ItemGroup>
 	<PackageReference Include="CommunityToolkit.Common" />
 	<PackageReference Include="CommunityToolkit.Mvvm" />

src/modules/Deux/UI/Microsoft.CommandPalette.UI.ViewModels/ToastViewModel.cs

@@ -0,0 +1,11 @@
+// Copyright (c) Microsoft Corporation
+// The Microsoft Corporation licenses this file to you under the MIT license.
+// See the LICENSE file in the project root for more information.
+
+namespace Microsoft.CommandPalette.UI.ViewModels;
+
+public partial class ToastViewModel : ObservableObject
+{
+    [ObservableProperty]
+    public partial string ToastMessage { get; set; } = string.Empty;
+}

src/modules/Deux/UI/Microsoft.CommandPalette.UI/Microsoft.CommandPalette.UI.csproj

@@ -164,6 +164,11 @@
     <ProjectReference Include="..\Microsoft.CommandPalette.UI.Models\Microsoft.CommandPalette.UI.Models.csproj" />
     <ProjectReference Include="..\Microsoft.CommandPalette.UI.ViewModels\Microsoft.CommandPalette.UI.ViewModels.csproj" />
   </ItemGroup>
+  <ItemGroup>
+    <None Update="ToastWindow.xaml">
+      <Generator>MSBuild:Compile</Generator>
+    </None>
+  </ItemGroup>
   <ItemGroup>
     <Page Update="Pages\ShellPage.xaml">
       <Generator>MSBuild:Compile</Generator>

src/modules/Deux/UI/Microsoft.CommandPalette.UI/Pages/ShellPage.xaml.cs

@@ -2,14 +2,34 @@
 // The Microsoft Corporation licenses this file to you under the MIT license.
 // See the LICENSE file in the project root for more information.
 
+using System.ComponentModel;
+using System.Text;
 using Microsoft.CommandPalette.ViewModels;
-using Microsoft.UI.Xaml.Controls;
+using Windows.System;
 
 namespace Microsoft.CommandPalette.UI.Pages;
 
 public sealed partial class ShellPage : Page
 {
     private readonly ShellViewModel viewModel;
+    private readonly DispatcherQueue _queue = DispatcherQueue.GetForCurrentThread();
+    private readonly DispatcherQueueTimer _debounceTimer = DispatcherQueue.GetForCurrentThread().CreateTimer();
+    private readonly TaskScheduler _mainTaskScheduler = TaskScheduler.FromCurrentSynchronizationContext();
+
+    private readonly SlideNavigationTransitionInfo _slideRightTransition = new() { Effect = SlideNavigationTransitionEffect.FromRight };
+    private readonly SuppressNavigationTransitionInfo _noAnimation = new();
+
+    private readonly ToastWindow _toast = new();
+
+    private readonly CompositeFormat _pageNavigatedAnnouncement;
+
+
+    private CancellationTokenSource? _focusAfterLoadedCts;
+
+    public event PropertyChangedEventHandler? PropertyChanged;
+
+    private WeakReference<Page>? _lastNavigatedPageRef;
+    private SettingsWindow? _settingsWindow;
 
     public ShellPage(ShellViewModel viewModel)
     {

src/modules/Deux/UI/Microsoft.CommandPalette.UI/ToastWindow.xaml

@@ -0,0 +1,24 @@
+<?xml version="1.0" encoding="utf-8" ?>
+<winuiex:WindowEx
+    x:Class="Microsoft.CommandPalette.UI.ToastWindow"
+    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:local="using:Microsoft.CommandPalette.UI"
+    xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
+    xmlns:ui="using:CommunityToolkit.WinUI"
+    xmlns:winuiex="using:WinUIEx"
+    Title="Command Palette Toast"
+    mc:Ignorable="d">
+    <winuiex:WindowEx.SystemBackdrop>
+        <DesktopAcrylicBackdrop />
+    </winuiex:WindowEx.SystemBackdrop>
+    <Grid x:Name="ToastGrid">
+        <!--  This padding is used to calculate the dimensions of the ToastWindow  -->
+        <TextBlock
+            x:Name="ToastText"
+            Padding="12,12,24,20"
+            Text="{x:Bind ViewModel.ToastMessage, Mode=OneWay}"
+            TextAlignment="Center" />
+    </Grid>
+</winuiex:WindowEx>

src/modules/Deux/UI/Microsoft.CommandPalette.UI/ToastWindow.xaml.cs

@@ -0,0 +1,97 @@
+// Copyright (c) Microsoft Corporation
+// The Microsoft Corporation licenses this file to you under the MIT license.
+// See the LICENSE file in the project root for more information.
+
+using ManagedCommon;
+using Microsoft.CommandPalette.UI.Models.Messages;
+using Windows.System;
+using RS_ = Microsoft.CommandPalette.UI.Helpers.ResourceLoaderInstance;
+
+namespace Microsoft.CommandPalette.UI;
+
+public sealed partial class ToastWindow : WindowEx,
+    IRecipient<QuitMessage>
+{
+    private readonly HWND _hwnd;
+    private readonly DispatcherQueueTimer _debounceTimer = DispatcherQueue.GetForCurrentThread().CreateTimer();
+    private readonly HiddenOwnerWindowBehavior _hiddenOwnerWindowBehavior = new();
+
+    public ToastViewModel ViewModel { get; } = new();
+
+    public ToastWindow()
+    {
+        this.InitializeComponent();
+        AppWindow.Hide();
+        ExtendsContentIntoTitleBar = true;
+        AppWindow.SetPresenter(AppWindowPresenterKind.CompactOverlay);
+        this.SetIcon();
+        AppWindow.Title = RS_.GetString("ToastWindowTitle");
+        AppWindow.TitleBar.PreferredHeightOption = TitleBarHeightOption.Collapsed;
+        _hiddenOwnerWindowBehavior.ShowInTaskbar(this, false);
+
+        _hwnd = new HWND(WinRT.Interop.WindowNative.GetWindowHandle(this).ToInt32());
+        PInvoke.EnableWindow(_hwnd, false);
+
+        WeakReferenceMessenger.Default.Register<QuitMessage>(this);
+    }
+
+    private static double GetScaleFactor(HWND hwnd)
+    {
+        try
+        {
+            var monitor = PInvoke.MonitorFromWindow(hwnd, MONITOR_FROM_FLAGS.MONITOR_DEFAULTTONEAREST);
+            _ = PInvoke.GetDpiForMonitor(monitor, MONITOR_DPI_TYPE.MDT_EFFECTIVE_DPI, out var dpiX, out _);
+            return dpiX / 96.0;
+        }
+        catch (Exception ex)
+        {
+            Logger.LogError($"Failed to get scale factor, error: {ex.Message}");
+            return 1.0;
+        }
+    }
+
+    private void PositionCentered()
+    {
+        this.SetWindowSize(ToastText.ActualWidth, ToastText.ActualHeight);
+
+        var displayArea = DisplayArea.GetFromWindowId(AppWindow.Id, DisplayAreaFallback.Nearest);
+        if (displayArea is not null)
+        {
+            var centeredPosition = AppWindow.Position;
+            centeredPosition.X = (displayArea.WorkArea.Width - AppWindow.Size.Width) / 2;
+
+            var monitorHeight = displayArea.WorkArea.Height;
+            var windowHeight = AppWindow.Size.Height;
+            centeredPosition.Y = monitorHeight - (windowHeight + 8); // Align with other shell toasts, like the volume indicator.
+            AppWindow.Move(centeredPosition);
+        }
+    }
+
+    public void ShowToast(string message)
+    {
+        ViewModel.ToastMessage = message;
+        DispatcherQueue.TryEnqueue(
+            DispatcherQueuePriority.Low,
+            () =>
+        {
+            PositionCentered();
+
+            // SW_SHOWNA prevents us from getting activated (and stealing FG)
+            PInvoke.ShowWindow(_hwnd, SHOW_WINDOW_CMD.SW_SHOWNA);
+
+            _debounceTimer.Debounce(
+                () =>
+                {
+                    AppWindow.Hide();
+                },
+                interval: TimeSpan.FromMilliseconds(2500),
+                immediate: false);
+        });
+    }
+
+    public void Receive(QuitMessage message)
+    {
+        // This might come in on a background thread
+        DispatcherQueue.TryEnqueue(() => Close());
+    }
+}