<Page
    x:Class="DataBinding.MainPage"
    IsTabStop="false"
    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
    xmlns:local="using:DataBinding"
    xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
    xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
    xmlns:converters="using:DataBinding.Converters" mc:Ignorable="d">

    <Grid Background="{StaticResource ApplicationPageBackgroundThemeBrush}">
        <Grid.Resources>
            <converters:VisibilityConverter x:Key="CvtVisibility"/>
            <converters:ColorConverter x:Key="CvtColor"/>
            <converters:TextConverter x:Key="CvtText"/>
        </Grid.Resources>
        <Grid.DataContext>
            <local:DataBindingHost/>
        </Grid.DataContext>
        <Grid.ColumnDefinitions>
            <ColumnDefinition Width="150"/>
            <ColumnDefinition Width="*"/>
        </Grid.ColumnDefinitions>
        <Grid.RowDefinitions>
            <RowDefinition Height="Auto"/>
            <RowDefinition Height="Auto"/>
            <RowDefinition Height="Auto"/>
            <RowDefinition Height="Auto"/>
        </Grid.RowDefinitions>
        <CheckBox IsChecked="{Binding IsOn, Mode=TwoWay}"/>
        <TextBlock Text="Czy jest włączony?" Grid.Column="1"/>
        <TextBlock
            Text="Możesz mnie teraz zobaczyć."
            Visibility="{Binding IsOn,Converter={StaticResource CvtVisibility}}"
            Grid.Row="1"/>
        <TextBlock
            Text="Teraz nie możesz."
            Visibility="{Binding IsOn,Converter={StaticResource CvtVisibility},ConverterParameter=True}"
            Grid.Row="1" Grid.Column="1"/>
        <TextBlock Text="{Binding IsOn}" Grid.Row="2"/>
        <TextBlock Text="{Binding IsOn, Converter={StaticResource CvtText}}" Grid.Row="2" Grid.Column="1"/>
        <Ellipse Grid.Row="3" Grid.ColumnSpan="2" Height="100" Width="100" 
                    Fill="{Binding IsOn,Converter={StaticResource CvtColor}}"/>    
    </Grid>
</Page>