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Declarative Playback

<Window x:Class="SoundAndVideo.DeclarativePlayback"     xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"     xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"     Title="DeclarativePlayback" Height="300" Width="300">   <Window.Resources>       <Storyboard x:Key="MediaStoryboardResource" SlipBehavior="Slip">       <MediaTimeline Storyboard.TargetName="media" Source="c:\song.mp3" FillBehavior="HoldEnd"></MediaTimeline>       </Storyboard>   </Window.Resources>        <Grid Margin="5">       <Grid.RowDefinitions>         <RowDefinition Height="Auto"></RowDefinition>         <RowDefinition Height="Auto"></RowDefinition>                </Grid.RowDefinitions>         <Grid.Triggers>                       <EventTrigger RoutedEvent="ButtonBase.Click" SourceName="cmdPlay">               <EventTrigger.Actions>                 <BeginStoryboard Name="MediaStoryboard" Storyboard="{StaticResource MediaStoryboardResource}"/>               </EventTrigger.Actions>             </EventTrigger>             <EventTrigger RoutedEvent="ButtonBase.Click" SourceName="cmdStop">               <EventTrigger.Actions>                 <StopStoryboard BeginStoryboardName="MediaStoryboard"/>               </EventTrigger.Actions>             </EventTrigger>             <EventTrigger RoutedEvent="ButtonBase.Click" SourceName="cmdPause">               <EventTrigger.Actions>                 <PauseStoryboard BeginStoryboardName="MediaStoryboard"/>               </EventTrigger.Actions>             </EventTrigger>             <EventTrigger RoutedEvent="ButtonBase.Click" SourceName="cmdResume">               <EventTrigger.Actions>                 <ResumeStoryboard BeginStoryboardName="MediaStoryboard"/>               </EventTrigger.Actions>             </EventTrigger>                   </Grid.Triggers>       <MediaElement Name="media"></MediaElement>       <StackPanel Orientation="Horizontal">         <Button Name="cmdPlay" Padding="5" Margin="1">Play</Button>         <Button Name="cmdStop" Padding="5" Margin="1">Stop</Button>         <Button Name="cmdPause" Padding="5" Margin="1">Pause</Button>         <Button Name="cmdResume" Padding="5" Margin="1">Resume</Button>         </StackPanel>       <Grid Margin="0,10,0,0" Grid.Row="2">         <Grid.RowDefinitions>           <RowDefinition Height="Auto"></RowDefinition>           <RowDefinition Height="Auto"></RowDefinition>         </Grid.RowDefinitions>         <Grid.ColumnDefinitions>           <ColumnDefinition Width="Auto"></ColumnDefinition>           <ColumnDefinition></ColumnDefinition>         </Grid.ColumnDefinitions>         <TextBlock Margin="5">Volume: </TextBlock>         <Slider Grid.Column="1" Minimum="0" Maximum="1"               Value="{Binding ElementName=media, Path=Volume, Mode=TwoWay}"></Slider>         <TextBlock Margin="5" Grid.Row="1">Balance: </TextBlock>       <Slider Grid.Row="1" Grid.Column="1" Minimum="-1" Maximum="1"         Value="{Binding ElementName=media, Path=Balance, Mode=TwoWay}"></Slider>       </Grid>     </Grid>    </Window>