MediaElement.AutoPlay Property
Silverlight
Gets or sets a value that indicates whether media will begin playback automatically when the Source property is set.
Namespace: System.Windows.Controls
Assembly: System.Windows (in System.Windows.dll)
<MediaElement AutoPlay="bool" .../>
Property Value
Type: System.Booleantrue if playback is automatic; otherwise, false. The default value is true.
Dependency property identifier field: AutoPlayProperty
In code, set this property to false before setting the Source property to pause the media at load time. Call the Play method to start media playback. When opened, the media will be in Stopped state.
For a list of the operating systems and browsers that are supported by Silverlight, see Supported Operating Systems and Browsers.