feat(281249): improve Login and Create Account page reader support

src/app/ApplicationTemplate.Shared.Views/ApplicationTemplate.Shared.Views.projitems

@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="utf-8"?>
+<?xml version="1.0" encoding="utf-8"?>
 <Project xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
   <PropertyGroup>
     <MSBuildAllProjects>$(MSBuildAllProjects);$(MSBuildThisFileFullPath)</MSBuildAllProjects>
@@ -91,6 +91,7 @@
     <Compile Include="$(MSBuildThisFileDirectory)Controls\Validation\DataValidationView.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)Converters\DebugConverter.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)Converters\FiltersConverter.cs" />
+    <Compile Include="$(MSBuildThisFileDirectory)Converters\FromDataValidationStateToVoiceOverStringConverter.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)Converters\FromNullableAppBarButtonToAppBarButtonConverter.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)Converters\FromNullableBoolToCustomValueConverter.cs" />
     <Compile Include="$(MSBuildThisFileDirectory)Framework\AttachableUserControl.cs" />

src/app/ApplicationTemplate.Shared.Views/Content/Authentication/CreateAccountPage.xaml

@@ -263,6 +263,8 @@
 											  Model="{Binding Form}"
 											  Margin="0,4,0,0">
 						<!-- List -->
+						<!-- TODO: When OS voiceover is enabled Dad name is read twice and checkbox doesn't work
+							 Uno Issue: https://github.com/unoplatform/uno/issues/12329-->
 						<Grid Background="{StaticResource SurfaceBrush}"
 							  CornerRadius="4">
 							<!--Remove this line from listView Properties to avoid crash on Windows App: ue:ListViewBaseMultipleSelectionBehavior.SelectedItems="{Binding Form.FavoriteDadNames, Mode=TwoWay}"

src/app/ApplicationTemplate.Shared.Views/Converters/FromDataValidationStateToVoiceOverStringConverter.cs

@@ -0,0 +1,23 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using Nventive.View.Converters;
+
+namespace ApplicationTemplate.Views;
+
+public sealed class FromDataValidationStateToVoiceOverStringConverter : ConverterBase
+{
+	protected override object Convert(object value, Type targetType, object parameter)
+	{
+		var validationFailures = value as DataValidationState;
+
+		if (validationFailures != null && validationFailures.Errors.Any())
+		{
+			var readableString = string.Join(" \n", validationFailures.Errors);
+
+			return readableString;
+		}
+		return null;
+	}
+}

src/app/ApplicationTemplate.Shared.Views/Styles/Application/Converters.xaml

@@ -33,4 +33,6 @@
 	<converters:DebugConverter x:Key="Debug" />
 
 	<converters:FromNullableAppBarButtonToAppBarButtonConverter x:Key="NullableAppBarButtonToAppBarButton" />
+
+	<converters:FromDataValidationStateToVoiceOverStringConverter x:Key="DataValidationStateToVoiceOverString" />
 </ResourceDictionary>

src/app/ApplicationTemplate.Shared.Views/Styles/Controls/CheckBox.xaml

@@ -1,4 +1,4 @@
-<ResourceDictionary xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+<ResourceDictionary xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
 					xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
 					xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
 					xmlns:win="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
@@ -475,7 +475,6 @@
 								  Width="12"
 								  Height="4"
 								  Opacity="0"
-								  AutomationProperties.AccessibilityView="Raw"
 								  xamarin:Margin="0,2,0,0" />
 
 							<Path x:Name="CheckGlyph"
@@ -499,7 +498,8 @@
 										  HorizontalAlignment="{TemplateBinding HorizontalContentAlignment}"
 										  VerticalAlignment="{TemplateBinding VerticalContentAlignment}"
 										  Grid.Column="1"
-										  TextWrapping="Wrap" />
+										  TextWrapping="Wrap"
+										  AutomationProperties.AccessibilityView="Raw" />
 					</Grid>
 				</ControlTemplate>
 			</Setter.Value>

src/app/ApplicationTemplate.Shared.Views/Styles/Controls/DataValidationView.xaml

@@ -1,4 +1,4 @@
-<ResourceDictionary xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
+<ResourceDictionary xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
 					xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
 					xmlns:local="using:ApplicationTemplate">
 
@@ -19,7 +19,8 @@
 		<Setter Property="Template">
 			<Setter.Value>
 				<ControlTemplate TargetType="local:DataValidationView">
-					<Grid x:Name="RootGrid">
+					<Grid x:Name="RootGrid"
+						  AutomationProperties.Name="{Binding State, RelativeSource={RelativeSource TemplatedParent}, Converter={StaticResource DataValidationStateToVoiceOverString}}">
 						<VisualStateManager.VisualStateGroups>
 							<VisualStateGroup x:Name="ValidationStates">
 								<VisualState x:Name="Default" />