src/Tizen.Multimedia/Interop/Interop.Volume.cs

   1 using System;
   2 using System.Runtime.InteropServices;
   3
   4 namespace Tizen.Multimedia
   5 {
   6     internal static partial class Interop
   7     {
   8         [UnmanagedFunctionPointer(CallingConvention.Cdecl)]
   9         internal delegate void SoundManagerVolumeChangedCallback(AudioVolumeType type, uint volume, IntPtr userData);
  10
  11         internal static partial class AudioVolume
  12         {
  13             [DllImportAttribute(Libraries.SoundManager, EntryPoint = "sound_manager_get_max_volume")]
  14             internal static extern int GetMaxVolume(AudioVolumeType type, out int max);
  15
  16             [DllImportAttribute(Libraries.SoundManager, EntryPoint = "sound_manager_set_volume")]
  17             internal static extern int SetVolume(AudioVolumeType type, int volume);
  18
  19             [DllImportAttribute(Libraries.SoundManager, EntryPoint = "sound_manager_get_volume")]
  20             internal static extern int GetVolume(AudioVolumeType type, out int volume);
  21
  22             [DllImportAttribute(Libraries.SoundManager, EntryPoint = "sound_manager_get_current_sound_type")]
  23             internal static extern int GetCurrentSoundType(out AudioVolumeType type);
  24
  25             [DllImportAttribute(Libraries.SoundManager, EntryPoint = "sound_manager_add_volume_changed_cb")]
  26             internal static extern int AddVolumeChangedCallback(SoundManagerVolumeChangedCallback callback, IntPtr userData, out int id);
  27
  28             [DllImportAttribute(Libraries.SoundManager, EntryPoint = "sound_manager_remove_volume_changed_cb")]
  29             internal static extern int RemoveVolumeChangedCallback(int id);
  30         }
  31     }
  32 }