<phone:PhoneApplicationPage 
    x:Class="Controls.Pages.StackPanelPage"
    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
    xmlns:phone="clr-namespace:Microsoft.Phone.Controls;assembly=Microsoft.Phone"
    xmlns:shell="clr-namespace:Microsoft.Phone.Shell;assembly=Microsoft.Phone"
    xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
    xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
    FontFamily="{StaticResource PhoneFontFamilyNormal}"
    FontSize="{StaticResource PhoneFontSizeNormal}"
    Foreground="{StaticResource PhoneForegroundBrush}"
    SupportedOrientations="Portrait" Orientation="Portrait"
    mc:Ignorable="d" d:DesignHeight="768" d:DesignWidth="480"
    shell:SystemTray.IsVisible="True">

    <!--LayoutRoot is the root grid where all page content is placed-->
    <Grid x:Name="LayoutRoot" Background="Transparent">
        <Grid.RowDefinitions>
            <RowDefinition Height="Auto"/>
            <RowDefinition Height="*"/>
        </Grid.RowDefinitions>

        <!--TitlePanel contains the name of the application and page title-->
        <StackPanel x:Name="TitlePanel" Grid.Row="0" Margin="12,17,0,28">
            <TextBlock x:Name="ApplicationTitle" Text="WINDOWS PHONE 7" Style="{StaticResource PhoneTextNormalStyle}"/>
            <TextBlock x:Name="PageTitle" Text="StackPanel" Margin="9,-7,0,0" Style="{StaticResource PhoneTextTitle1Style}"/>
        </StackPanel>
        
        <!-- StackPanel mit vertikaler Ausrichtung -->
        <StackPanel Height="250" HorizontalAlignment="Left" Margin="12,0,0,0" Name="stackPanelVertical" VerticalAlignment="Top" Width="456" Grid.Row="1" Orientation="Vertical" >
            <Button Content="Button" Height="80" Name="button1" Width="250" />
            <Button Content="Button" Height="80" Name="button2" Width="250" />
            <Button Content="Button" Height="80" Name="button3" Width="250" />
        </StackPanel>
        <!-- StackPanel mit horizontaler Ausrichtung -->
        <StackPanel Height="339" HorizontalAlignment="Left" Margin="12,256,0,0" Name="stackPanelHorizontal" VerticalAlignment="Top" Width="468" Grid.Row="1" Orientation="Horizontal">
            <Rectangle Fill="Red" Width="50" Height="50" Margin="5" />
            <Rectangle Fill="Blue" Width="50" Height="50" Margin="5" />
            <Rectangle Fill="Green" Width="50" Height="50" Margin="5" />
            <Rectangle Fill="Purple" Width="50" Height="50" Margin="5" />
        </StackPanel>
    </Grid>
 
   
</phone:PhoneApplicationPage>
