[Pt Run] Narrator support for result view navigation (#6146)

* Screen reader detecting List view

* Fixed narrator text for listview items and context menu items

* Renamed custom textbox to a more meanigful name

* Renamed custom textbox to a more meanigful name

* Fix formatting of LauncherControl.xaml

* Added support to control multiple elements

src/modules/launcher/PowerLauncher/CustomSearchBox.cs

@@ -0,0 +1,42 @@
+// 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 System;
+using System.Collections.Generic;
+using System.Text;
+using System.Windows;
+using System.Windows.Automation.Peers;
+using System.Windows.Controls;
+
+namespace PowerLauncher
+{
+    public class CustomSearchBox : TextBox
+    {
+        public List<UIElement> ControlledElements { get; } = new List<UIElement>();
+
+        protected override AutomationPeer OnCreateAutomationPeer()
+        {
+            return new AutoSuggestTextBoxAutomationPeer(this);
+        }
+
+        internal class AutoSuggestTextBoxAutomationPeer : TextBoxAutomationPeer
+        {
+            public AutoSuggestTextBoxAutomationPeer(CustomSearchBox owner)
+                : base(owner)
+            {
+            }
+
+            protected override List<AutomationPeer> GetControlledPeersCore()
+            {
+                var controlledPeers = new List<AutomationPeer>();
+                foreach (UIElement controlledElement in ((CustomSearchBox)Owner).ControlledElements)
+                {
+                    controlledPeers.Add(UIElementAutomationPeer.CreatePeerForElement(controlledElement));
+                }
+
+                return controlledPeers;
+            }
+        }
+    }
+}

src/modules/launcher/PowerLauncher/LauncherControl.xaml

@@ -4,6 +4,7 @@
     xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
     xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006" 
     xmlns:d="http://schemas.microsoft.com/expression/blend/2008" 
+    xmlns:local="clr-namespace:PowerLauncher"
     mc:Ignorable="d" 
     d:DesignHeight="300"
     d:DesignWidth="720">
@@ -86,7 +87,7 @@
             for adding on placeholder, look at the style with 90 votes
             https://stackoverflow.com/questions/11873378/adding-placeholder-text-to-textbox
         -->
-        <TextBox
+        <local:CustomSearchBox
             AutomationProperties.Name="{DynamicResource Query}"
             x:Name="QueryTextBox"
             x:FieldModifier="public"

src/modules/launcher/PowerLauncher/MainWindow.xaml.cs

@@ -6,6 +6,7 @@ using System;
 using System.ComponentModel;
 using System.Timers;
 using System.Windows;
+using System.Windows.Automation.Peers;
 using System.Windows.Controls;
 using System.Windows.Input;
 using Microsoft.PowerLauncher.Telemetry;
@@ -89,6 +90,7 @@ namespace PowerLauncher
             InputLanguageManager.Current.InputLanguageChanged += SearchBox_InputLanguageChanged;
 
             SearchBox.QueryTextBox.Focus();
+            SearchBox.QueryTextBox.ControlledElements.Add(ListBox.SuggestionsList);
 
             ListBox.DataContext = _viewModel;
             ListBox.SuggestionsList.SelectionChanged += SuggestionsList_SelectionChanged;
@@ -287,7 +289,7 @@ namespace PowerLauncher
 
         private void UpdateTextBoxToSelectedItem()
         {
-            var itemText = _viewModel?.Results?.SelectedItem?.ToString() ?? null;
+            var itemText = _viewModel?.Results?.SelectedItem?.SearchBoxDisplayText() ?? null;
             if (!string.IsNullOrEmpty(itemText))
             {
                 _viewModel.ChangeQueryText(itemText);
@@ -309,7 +311,7 @@ namespace PowerLauncher
             {
                 SearchBox.AutoCompleteTextBlock.Text = MainViewModel.GetAutoCompleteText(
                     _viewModel.Results.SelectedIndex,
-                    _viewModel.Results.SelectedItem?.ToString(),
+                    _viewModel.Results.SelectedItem?.SearchBoxDisplayText(),
                     _viewModel.QueryText);
             }
         }

src/modules/launcher/PowerLauncher/ViewModel/ContextMenuItemViewModel.cs

@@ -55,5 +55,10 @@ namespace PowerLauncher.ViewModel
             };
             PowerToysTelemetry.Log.WriteEvent(eventData);
         }
+
+        public override string ToString()
+        {
+            return Title;
+        }
     }
 }

src/modules/launcher/PowerLauncher/ViewModel/ResultViewModel.cs

@@ -270,10 +270,15 @@ namespace PowerLauncher.ViewModel
             return Result.GetHashCode();
         }
 
-        public override string ToString()
+        public string SearchBoxDisplayText()
         {
             var display = string.IsNullOrEmpty(Result.QueryTextDisplay) ? Result.Title : Result.QueryTextDisplay;
             return display;
         }
+
+        public override string ToString()
+        {
+            return Result.ToString();
+        }
     }
 }

src/modules/launcher/Wox.Plugin/Result.cs

@@ -145,7 +145,7 @@ namespace Wox.Plugin
 
         public override string ToString()
         {
-            return Title + SubTitle;
+            return string.Format("{0} : {1}", Title, SubTitle);
         }
 
         public Result()