Up to Windows Phone Mango SDK, you cannot ask the OS to show the volume control UI through code.
You can have some action on this UI through Microsoft.Phone.BackgroundAudio namespace, when your app play sound in background (ie. set if the UI show play/pause/shuffle buttons via EnabledPlayerControls enumeration).
Up to Windows Phone Mango SDK, you cannot ask the OS to show the volume control UI through code.
You can have some action on this UI through
Microsoft.Phone.BackgroundAudionamespace, when your app play sound in background (ie. set if the UI show play/pause/shuffle buttons viaEnabledPlayerControlsenumeration).