private static bool KeyboardHook_OnKeyboardEvent(KeyAction Action, Keys Key)
{
switch (Key)
{
case Keys.VolumeMute:
if (Action == KeyAction.WM_KEYUP)
{
AudioSessionControl session = AudioSession_GetCurrentForeground();
AudioSession_MuteToggle(session);
}
return(true);
case Keys.VolumeUp:
if (Action == KeyAction.WM_KEYUP)
{
AudioSessionControl session = AudioSession_GetCurrentForeground();
AudioSession_Increaser(session);
}
return(true);
case Keys.VolumeDown:
if (Action == KeyAction.WM_KEYUP)
{
AudioSessionControl session = AudioSession_GetCurrentForeground();
AudioSession_Decreaser(session);
}
return(true);
}
//Console.WriteLine(Key);
return(false);
}
private static bool AudioMatch_Session(AudioSessionControl session, object data)
{
if (session.PID != (uint)data)
{
return(true);
}
return(false);
}
private static bool AudioSession_MuteToggle(AudioSessionControl session)
{
if (session == null)
{
return(false);
}
bool Muted = !session.IsMute;
session.SetMute(Muted);
VolumeStatusWindow.Status = Muted ? VolumeDisplayForm.DisplayStatus.Muted : VolumeDisplayForm.DisplayStatus.Normal;
VolumeStatusWindow.Toast();
return(true);
}
public AudioSessionControl FindSession(IAudioSessionManager2 session_manager, AudioSessionProc matchsession_proc, object data)
{
AudioSessionControl res = null;
IAudioSessionEnumerator sessionList = null;
session_manager.GetSessionEnumerator(out sessionList);
if (sessionList == null)
{
return(null);
}
int cnt = 0;
sessionList.GetCount(out cnt);
for (int index = 0; index < cnt; index++)
{
IAudioSessionControl session = null;
sessionList.GetSession(index, out session);
if (session == null)
{
continue;
}
bool quit = false;
AudioSessionControl control = null;
try
{
control = new AudioSessionControl(session);
quit = (matchsession_proc(control, data) == false);
if (quit)
{
res = control;
break;
}
control.Dispose();
Marshal.Release(Marshal.GetIUnknownForObject(session));
}
catch { }
{
}
}
Marshal.Release(Marshal.GetIUnknownForObject(sessionList));
GC.WaitForPendingFinalizers();
return(res);
}
private static bool AudioSession_Decreaser(AudioSessionControl session)
{
if (session == null)
{
return(false);
}
float Value = session.CurrentVolume - 0.01f;
if (Value < 0)
{
Value = 0;
}
session.SetVolume(Value);
VolumeStatusWindow.Value = Value * 100f;
VolumeStatusWindow.Toast();
return(true);
}
