<StackPanel xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
TextBlock.FontSize="18pt" >
<UniformGrid Rows="3" Columns="3">
<Button Content="Button">
<Button.RenderTransform>
<RotateTransform x:Name="xform1" />
</Button.RenderTransform>
</Button>
</UniformGrid>
<UniformGrid Rows="3" Columns="3">
<Button Content="Button" >
<Button.LayoutTransform>
<RotateTransform x:Name="xform2" />
</Button.LayoutTransform>
</Button>
<Button Content="Button" />
</UniformGrid>
<StackPanel.Triggers>
<EventTrigger RoutedEvent="StackPanel.Loaded">
<BeginStoryboard>
<Storyboard>
<DoubleAnimation Storyboard.TargetName="xform2"
Storyboard.TargetProperty="Angle"
Duration="0:0:10"
From="0" To="360"
RepeatBehavior="Forever" />
<DoubleAnimation Storyboard.TargetName="xform1"
Storyboard.TargetProperty="Angle"
Duration="0:0:10"
From="0" To="360"
RepeatBehavior="Forever" />
</Storyboard>
</BeginStoryboard>
</EventTrigger>
</StackPanel.Triggers>
</StackPanel>
| 
