maui-linux/Xamarin.Forms.Controls.Issues/Xamarin.Forms.Controls.Issues.Shared/A11yTabIndex.xaml

<?xml version="1.0" encoding="utf-8" ?>
<ContentPage xmlns="http://xamarin.com/schemas/2014/forms"
             xmlns:x="http://schemas.microsoft.com/winfx/2009/xaml"
             x:Class="Xamarin.Forms.Controls.Issues.A11yTabIndex">
    
    <Grid RowSpacing="2">

        <Grid.ColumnDefinitions>
            <ColumnDefinition></ColumnDefinition>
        </Grid.ColumnDefinitions>

        <Grid.RowDefinitions>
            <RowDefinition Height="50"></RowDefinition>
            <RowDefinition Height="50"></RowDefinition>
            <RowDefinition Height="50"></RowDefinition>
            <RowDefinition Height="50"></RowDefinition>
            <RowDefinition Height="Auto"></RowDefinition>
            <RowDefinition Height="Auto"></RowDefinition>
        </Grid.RowDefinitions>

        <Label AutomationProperties.IsInAccessibleTree="false" 
               Text="Turn on your screen reader and swipe between elements. The elements should be read in ascending order. It should *not* read Skip. It should *not* read this text." />

        <BoxView Color="Blue" Grid.Row="1"/>
        <Button x:Name="First" Text="One" TabIndex="-2" TextColor="White" Grid.Row="1" />

        <Grid Grid.Row="2">
            <Grid.ColumnDefinitions>
                <ColumnDefinition></ColumnDefinition>
                <ColumnDefinition></ColumnDefinition>
                <ColumnDefinition></ColumnDefinition>
                <ColumnDefinition></ColumnDefinition>
            </Grid.ColumnDefinitions>

            <Button Text="Two" TabIndex="-1" TextColor="Gray"/>
            <Label Text="Three" TextColor="Red" Grid.Column="1" AutomationProperties.IsInAccessibleTree="true"  />
            <Button Text="Four" TextColor="Gray" Grid.Column="2"/>
            <Button Text="Five" TextColor="Gray" Grid.Column="3"/>
            <Button Text="Eight" TabIndex="1" Grid.Column="4" TextColor="Gray"/>

        </Grid>

        <Button Text="Skip" AutomationProperties.IsInAccessibleTree="False" TabIndex="3" Grid.Row="3"/>

        <Frame BackgroundColor="Cornsilk" Margin="20" CornerRadius="2" BorderColor="Gray" Grid.Row="4">
            <StackLayout>
                <Button Text="Twelve" TabIndex="3"/>
                <Button Text="Ten" TabIndex="2"/>
            </StackLayout>
        </Frame>

        <Frame BackgroundColor="Cornsilk" Margin="20" CornerRadius="2" BorderColor="Gray" Grid.Row="5">
            <StackLayout>
                <StackLayout>
                    <Button Text="Six" />
                    <StackLayout Orientation="Horizontal">
                        <Button Text="Nine" TabIndex="1"/>
                        <Button Text="Thirteen" TabIndex="3"/>
                    </StackLayout>
                </StackLayout>
                <StackLayout>
                    <Button Text="Seven" />
                    <StackLayout Orientation="Horizontal">
                        <Button Text="Eleven" TabIndex="2"/>
                        <Button Text="Fourteen" TabIndex="4"/>
                    </StackLayout>
                </StackLayout>
            </StackLayout>
        </Frame>

    </Grid>
</ContentPage>