背景音乐？？

Question

播放背景音乐还学要做写什么？？？？
         public static extern long m(string Command, string RunFile, long length, long back)
          {            public static void PlayMusic(string p_FileName)
            {
                m(@"play",+p_FileName,0,0);
                //m(@"stop",+p_FileName,0,0);
                //m(@"close",+p_FileName,0,0);
            }
            public static void StopMusic(string p_FileName)
            {
                m(@"stop",+p_FileName,0,0);
            }         }
        private void button1_Click(object sender, EventArgs e)
        {
            string s="F:\\音乐\\英文歌曲\\10.Truly Madly Deeply.mp3";
            PlayMusic(s);
        }        

Answer 1

winform 播放背景音乐怎么写？？？？