<Window x:Class="Window1"
xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
Title="GridButton" Height="193" Width="219">
<Grid>
<Button Name="btnGrid" Height="100" Width="150">
<Grid Height="90" Width="140">
<Grid.RowDefinitions>
<RowDefinition Height="33*" />
<RowDefinition Height="33*" />
<RowDefinition Height="33*" />
</Grid.RowDefinitions>
<Grid.ColumnDefinitions>
<ColumnDefinition Width="33*" />
<ColumnDefinition Width="33*" />
<ColumnDefinition Width="33*" />
</Grid.ColumnDefinitions>
<Label Content="Left" Grid.Row="0" Grid.Column="0" />
<Label Content="Middle" Grid.Row="1" Grid.Column="0" Grid.ColumnSpan="3" VerticalAlignment="Center" HorizontalAlignment="Center" />
<Label Content="Right" Grid.Row="2" Grid.Column="2" VerticalAlignment="Bottom" HorizontalAlignment="Right" />
</Grid>
</Button>
</Grid>
</Window>
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