public static void VolumeUp()
{
if (System.Environment.OSVersion.Version.Major >= 6)
{
//
// Use new vista volume apis
//
EndpointVolume epVol = new EndpointVolume();
float vol = epVol.MasterVolume;
epVol.MasterVolume = Math.Min(1, vol += 1.0f / VolumeSteps);
epVol.Dispose();
}
else
{
//
// Use older volume apis on XP
//
WinMMVolume.MixerInfo mi = WinMMVolume.GetMixerControls();
WinMMVolume.AdjustVolume(mi, (mi.maxVolume - mi.minVolume) / VolumeSteps);
}
}
public static void VolumeDown()
{
if (System.Environment.OSVersion.Version.Major >= 6)
{
//
// Use new vista volume apis
//
EndpointVolume epVol = new EndpointVolume();
float vol = epVol.MasterVolume;
epVol.MasterVolume = Math.Max(0, vol -= 1.0f / VolumeSteps);
epVol.Dispose();
}
else
{
//
// Use older volume apis on XP
//
WinMMVolume.MixerInfo mi = WinMMVolume.GetMixerControls();
WinMMVolume.AdjustVolume(mi, -(mi.maxVolume - mi.minVolume) / VolumeSteps);
}
}