■ 볼륨을 무음/증가/감소시키는 방법을 보여준다.
▶ Program.cs
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using System; using System.Runtime.InteropServices; namespace TestProject { /// <summary> /// 프로그램 /// </summary> class Program { //////////////////////////////////////////////////////////////////////////////////////////////////// Import ////////////////////////////////////////////////////////////////////////////////////////// Static //////////////////////////////////////////////////////////////////////////////// Private #region 콘솔 윈도우 구하기 - GetConsoleWindow() /// <summary> /// 콘솔 윈도우 구하기 /// </summary> /// <returns>콘솔 윈도우 핸들</returns> [DllImport("Kernel32", CallingConvention = CallingConvention.StdCall, SetLastError = true)] private static extern IntPtr GetConsoleWindow(); #endregion #region 메시지 보내기 - SendMessage(windowHandle, message, wordParameter, longParameter) /// <summary> /// 메시지 보내기 /// </summary> /// <param name="windowHandle">윈도우 핸들</param> /// <param name="message">메시지</param> /// <param name="wordParameter">WORD 매개 변수</param> /// <param name="longParameter">LONG 매개 변수</param> /// <returns>처리 결과</returns> [DllImport("user32")] private static extern IntPtr SendMessage(IntPtr windowHandle, int message, IntPtr wordParameter, IntPtr longParameter); #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Field ////////////////////////////////////////////////////////////////////////////////////////// Private #region Field /// <summary> /// WM_APPCOMMAND /// </summary> private const int WM_APPCOMMAND = 0x319; /// <summary> /// APPCOMMAND_VOLUME_MUTE /// </summary> private const int APPCOMMAND_VOLUME_MUTE = 0x80000; /// <summary> /// APPCOMMAND_VOLUME_DOWN /// </summary> private const int APPCOMMAND_VOLUME_DOWN = 0x90000; /// <summary> /// APPCOMMAND_VOLUME_UP /// </summary> private const int APPCOMMAND_VOLUME_UP = 0xA0000; #endregion //////////////////////////////////////////////////////////////////////////////////////////////////// Method ////////////////////////////////////////////////////////////////////////////////////////// Static //////////////////////////////////////////////////////////////////////////////// Private #region 무음 설정하기 - Mute(windowHandle) /// <summary> /// 무음 설정하기 /// </summary> /// <param name="windowHandle">윈도우 핸들</param> private static void Mute(IntPtr windowHandle) { SendMessage(windowHandle, WM_APPCOMMAND, IntPtr.Zero, (IntPtr)APPCOMMAND_VOLUME_MUTE); } #endregion #region 볼륨 증가시키기 - IncreseVolumn(windowHandle) /// <summary> /// 볼륨 증가시키기 /// </summary> /// <param name="windowHandle">윈도우 핸들</param> private static void IncreseVolumn(IntPtr windowHandle) { SendMessage(windowHandle, WM_APPCOMMAND, IntPtr.Zero, (IntPtr)APPCOMMAND_VOLUME_UP); } #endregion #region 볼륨 감소시키기 - DecreseVolumn(windowHandle) /// <summary> /// 볼륨 감소시키기 /// </summary> /// <param name="windowHandle">윈도우 핸들</param> private static void DecreseVolumn(IntPtr windowHandle) { SendMessage(windowHandle, WM_APPCOMMAND, IntPtr.Zero, (IntPtr)APPCOMMAND_VOLUME_DOWN); } #endregion #region 프로그램 시작하기 - Main() /// <summary> /// 프로그램 시작하기 /// </summary> private static void Main() { IntPtr windowHandle = GetConsoleWindow(); Console.WriteLine("무음 설정을 위해 아무 키나 눌러 주시기 바랍니다."); Console.ReadKey(true); Mute(windowHandle); Console.WriteLine("3단계 볼륨 증가를 위해 아무 키나 눌러 주시기 바랍니다."); Console.ReadKey(true); IncreseVolumn(windowHandle); IncreseVolumn(windowHandle); IncreseVolumn(windowHandle); Console.WriteLine("3단계 볼륨 감소를 위해 아무 키나 눌러 주시기 바랍니다."); Console.ReadKey(true); DecreseVolumn(windowHandle); DecreseVolumn(windowHandle); DecreseVolumn(windowHandle); Console.WriteLine("프로그램을 종료하기 위해 아무 키나 눌러 주시기 바랍니다."); Console.ReadKey(true); } #endregion } } |
