WPF Data Triggers

wpf data triggers

<Style  x:Key="NormalStyle2" TargetType="{x:Type Button}">
        <Setter Property="Control.FontSize" Value="20"></Setter>
        <Setter Property="Control.HorizontalAlignment" Value="Center"></Setter>
        <Setter Property="Control.Margin" Value="10"></Setter>
        <Setter Property="Control.Foreground" Value="Black"></Setter>
        <Style.Triggers>
            <DataTrigger Binding="{Binding ElementName=textBox1, Path=Text.Length}" Value="0">
                <Setter Property="IsEnabled" Value="False"></Setter>
            </DataTrigger>
        </Style.Triggers>
    </Style>

Output