Có thể viết đơn giản cho vị dụ này như sau: Thay vì cách viết rất dài như trên
<CODE>
<Grid>
<Grid.ColumnDefinitions>
<ColumnDefinition Width="Auto"></ColumnDefinition>
</Grid.ColumnDefinitions>
<Grid.RowDefinitions>
<RowDefinition Height="Auto"></RowDefinition>
</Grid.RowDefinitions>
<Label Grid.Row="0" Grid.Column="0" Content="Opacity"></Label>
<Label Grid.Row="1" Grid.Column="0" Content="Borders"></Label>
<Slider Maximum="1" x:Name="Opa" Grid.Row="0" Grid.Column="1" Width="100" Margin="3"></Slider>
<Slider Maximum="100" x:Name="Cor" Grid.Row="1" Grid.Column="1" Width="100" Margin="3"></Slider>
<Border Margin="3" Grid.Column="0" Grid.Row="2" Grid.ColumnSpan="2" Opacity="{Binding Value,ElementName=Opa}" CornerRadius="{Binding Value,ElementName=Cor}" Width="300" Height="300" BorderBrush="White" Background="Black" BorderThickness="1">
</Border>
</Grid>
</CODE>