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C# 歌词同步

2019-11-17 04:09:39
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可以桌面字幕透明显示，这个前一篇说过

同步就是判断歌曲当前播放时间去匹配歌词文件里的时间段标志。

很简单的，当然你还可以自动下载歌曲的歌词并同步。

FormLrc 是显示歌词的窗体：

view plaincopy to clipboardPRint?
using System;   
using System.Collections.Generic;   
using System.ComponentModel;   
using System.Data;   
using System.Drawing;   
using System.Drawing.Imaging;   
using System.Text;   
using System.Windows.Forms;   
using System.IO;   
using System.Text.RegularExpressions;   
  
using System.Collections;   
namespace MyPlayer   
{   
    public partial class FormLrc : Form   
    {   
        public FormLrc()   
        {   
  
  
            TimerLrc2.Interval = 60;   
            TimerLrc2.Tick += new EventHandler(TimerLrc2_Tick);   
  
            InitializeComponent();   
  
            this.DoubleBuffered = true;   
            this.TopMost = true;   
            timerMask.Tick += new EventHandler(timerMask_Tick);   
            timerLrc.Tick += new EventHandler(timerLrc_Tick);   
            timerLrc.Interval = 100;   
  
            timerMask.Interval = 200;   
            InitializeComponent();   
            timerMask.Enabled = true;   
  
        }   
  
  
  
        /// <summary>   
        /// 结构体   
        /// </summary>   
        struct Lrc   
        {   
  
  
            public Lrc(string _sTime, string _sText)   
            {   
  
                sTime = _sTime;   
                sText = _sText;   
            }   
            public string sTime;   
            public string sText;   
  
            public override string ToString()   
            {   
  
  
                return sTime + sText;   
  
  
            }   
  
        }   
        System.Windows.Forms.Timer TimerLrc2 = new Timer();   
        ArrayList LrcList = new ArrayList();   
        string sFile = "刘德华 - 冰雨.lrc";   
        string sOut = "";   
        string sText = "";   
        DateTime LrcTime = new DateTime();   
        Graphics g;   
        Bitmap bmp = new Bitmap(1024, 500);   
        Bitmap bmpMask = new Bitmap(1024, 500);   
        Graphics BmpG;   
        Graphics MaskGr;   
        Point p = new Point(2, 2);   
        Point p1 = new Point(4, 4);   
        Point p2 = new Point(3, 3);   
        Brush b = new SolidBrush(Color.Red);   
        Brush bMask = new SolidBrush(Color.Yellow);// mask color   
        Brush b2 = new SolidBrush(Color.FromArgb(11, 211, 1, 1));   
        //Font f = new Font("Times New Roman", 44, FontStyle.Bold);   
        Font f = new Font("宋体", 44, FontStyle.Bold);   
        Font f2 = new Font("宋体", 44, FontStyle.Bold);   
        Color transColor = new Color();   
        MemoryStream ms = new MemoryStream();   
        int TextIndex = 0; //ths need mask text index   
        System.Windows.Forms.Timer timerMask = new Timer();   
        System.Windows.Forms.Timer timerLrc = new Timer();   
  
        public static string SongCurrentTime = "00:00.00";   
  
  
  
        private void FormTest_Load(object sender, EventArgs e)   
        {   
            this.Size = Screen.PrimaryScreen.Bounds.Size;   
            //LoadLrc("刘德华 - 冰雨.lrc");   
  
        }   
  
  
  
  
  
        public void LoadLrc(string _sFile)   
        {   
            OpenFile(_sFile);   
            TimerLrc2.Enabled = true;   
            // StartShowLrc("刘德华 - 冰雨.lrc");   
  
  
        }   
  
  
        private void button1_Click(object sender, EventArgs e)   
        {   
            timerMask.Enabled = false;   
            richTextBox1.Text = sText;   
  
            panel1.Visible = true;   
  
            //  timerMask.Enabled = (!timerMask.Enabled);   
  
  
  
        }   
  
  
  
  
  
        protected override void OnPaint(PaintEventArgs e)   
        {   
  
            //  if (sText == "") { return; }   
            g = e.Graphics;   
            bmp = new Bitmap(1024, 500); ;//reset image   
            bmpMask = new Bitmap(1024, 124);   
            // ms = new MemoryStream();//reset   
            BmpG = Graphics.FromImage(bmp);   
  
            transColor = bmp.GetPixel(1, 1);   
            this.TransparencyKey = transColor;   
            g.Clear(transColor);   
            //g.TextRenderingHint = System.Drawing.Text.TextRenderingHint.AntiAlias;   
            //g.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.HighQuality;   
            //BmpG.TextRenderingHint = System.Drawing.Text.TextRenderingHint.AntiAliasGridFit;   
            g.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.HighQuality;   
            BmpG.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.AntiAlias;   
            BmpG.DrawString(sText, f2, b2, p1);   
            BmpG.DrawString(sText, f, b2, p2);   
            BmpG.DrawString(sText, f, b, p);   
            //Mask   
            try  
            {   
                BmpG.DrawString(sText.Substring(0, TextIndex), f2, bMask, p);   
                // MaskGr.DrawString(sText.Substring(0, TextIndex), f, b2, p);   
            }   
            catch (Exception ex) { }   
  
            bmp.MakeTransparent(Color.White);   
            // bmp.Save(ms, ImageFormat.Bmp);   
            g.DrawImage(bmp, p);   
            // g.DrawImage(bmp, p);   
  
            //this.BackgroundImage =(Image) bmp;   
            //pictureBox1.Image = bmp;   
  
            sOut += "Paint /r/n";   
  
            // base.OnPaint(e);   
            // BmpG.Dispose();   
  
  
        }   
  
        protected override void OnPaintBackground(PaintEventArgs e)   
        {   
  
  
            // e.Graphics.DrawString("wgscd 的说法的", f, b, p);   
            //this.TransparencyKey = transColor;   
            sOut += "Back Paint/r/n";   
            base.OnPaintBackground(e);   
        }   
  
        private void FormTest_Click(object sender, EventArgs e)   
        {   
  
        }  




        #region "拖动窗体"   
        private bool moveFlag = false;   
        private int x = 0;   
        private int y = 0;   
  
        protected override void OnMouseMove(System.Windows.Forms.MouseEventArgs e)   
        {   
            if (moveFlag && (e.Button == MouseButtons.Left))   
                this.SetBounds(Left + e.X - x, Top + e.Y - y, this.Width, this.Height);   
            base.OnMouseMove(e);   
        }   
  
        protected override void OnMouseDown(System.Windows.Forms.MouseEventArgs e)   
        {   
            if (!moveFlag && e.Clicks >= 1)   
                moveFlag = true;   
            x = e.X;   
            y = e.Y;   
            base.OnMouseDown(e);   
        }   
  
        protected override void OnMouseUp(System.Windows.Forms.MouseEventArgs e)   
        {   
            if (moveFlag)   
                moveFlag = false;   
            base.OnMouseUp(e);   
        }  


        #endregion   
  
  
        void timerMask_Tick(object sender, EventArgs e)   
        {   
  
  
            // if (sText.Trim() == "") { return; };   
  
            this.Refresh();   
  
            TextIndex++;   
  
  
            if (TextIndex > sText.Length)   
            {   
  
                TextIndex = 0;   
  
            }   
  
  
  
  
  
  
        }   
  
  
  
        void timerLrc_Tick(object sender, EventArgs e)   
        {   
  
            //LrcTime = new DateTime(2009, 10, 10, 0, 0, 0, 0);   
  
  
            //if (TextIndex > sText.Length)   
            //{   
  
            //    TextIndex = 0;   
  
            //}   
  
  
        }   
  
  
        private void button2_Click(object sender, EventArgs e)   
        {   
  
            if (richTextBox1.Text.Trim() == "") { return; }   
            sText = richTextBox1.Text;   
            panel1.Visible = false;   
            timerMask.Enabled = true;   
  
  
  
        }   
  
  
  
  
  
  
        /// <summary>   
        ///    
        ///读取歌词   
        /// </summary>   
        void OpenFile(string _strFile)   
        {   
  
            if (!File.Exists(_strFile))   
            {   
                MessageBox.Show("File not fount");   
                return;   
            }   
            string sContent = "";   
            Stream oStream = null;   
            StreamReader oReader = null;   
            string AllLines = "";   
            string oneLine = "";   
            try  
            {   
  
                oStream = File.Open(_strFile, FileMode.OpenOrCreate, Fileaccess.ReadWrite);   
                oReader = new StreamReader(oStream, Encoding.GetEncoding("gb2312"));   
                LrcList.Clear();   
                while (!oReader.EndOfStream)   
                {   
  
                    oneLine = oReader.ReadLine() + "/r/n";   
                    AllLines += oneLine;   
                    regLrc(oneLine);   
  
  
                }   
  
                oReader.Close();   
                oStream.Close();   
  
  
            }   
            catch (Exception ex)   
            {   
  
                oReader.Close();   
                oStream.Close();   
  
            }   
  
            richTextBox1.AppendText(AllLines);   
  
  
  
  
        }   
  
  
  
        /// <summary>   
        /// match the lrcs all lines in to lrc list   
        /// </summary>   
        /// <param name="strInput"></param>   
        /// <returns></returns>   
  
        string regLrc(string strInput)   
        {   
  
            //string sPattner="(?<t>//[//d[^[]+])(?<w>.*/r/n)";   
            string sPattner = "(?<t>//[//d.*//]+)(?<w>[^//[]+/r/n)";   
            Regex reg = new Regex(sPattner);   
            foreach (Match mc in reg.Matches(strInput))   
            {   
                richTextBox1.AppendText(mc.Groups["t"].ToString() + "/r/n");   
                richTextBox1.AppendText(mc.Value + "/r/n");   
                LrcList.Add(new Lrc(mc.Groups["t"].ToString(), mc.Groups["w"].ToString()));   
            }   
  
            return "";   
  
        }   
  
  
  
  
        /// <summary>   
        /// 通过时间找歌词   
        /// </summary>   
        /// <param name="_sTime"></param>   
        /// <returns></returns>   
  
        string m = "";   
        Lrc findMatch = new Lrc();   
        public string FindLrc(string _sTime)   
        {   
  
            foreach (Lrc w in LrcList)   
            {   
                // MessageBox.Show(w.ToString());   
  
                if (w.sTime.Contains(_sTime.Substring(0, 6)))   
                {   
  
  
                    if (findMatch.Equals(w)) return "";   
  
                    findMatch = w;   
                    sText = w.sText;   
                    m += w.sText;   
  
                    return w.sText;   
  
                }   
  
  
  
  
            }   
  
            return "";   
        }   
  
  
        private void showWord(object sender, EventArgs e)   
        {   
  
            //[03:26.03][02:50.67][01:16.59]冷冷的冰雨在脸上胡乱的拍　   
            // FindLrc2("[02:50.67]");   
  
            MessageBox.Show(m);   
  
  
        }   
  
  
  
  
        DateTime d1 = new DateTime(1900, 1, 1, 0, 0, 0, 0);   
        DateTime d2;   
        DateTime d3;   
        TimeSpan tsp;   
        string tTime;   
        public void TimerLrc2_Tick(object sender, EventArgs e)   
        {   
  
  
  
  
            FindLrc(ClassCommon.SongCrrentTime);   
  
            return;   
  
            //if (sText.Trim() == "") { return; };   
            d2 = DateTime.Now;   
            if (d1.Year == 1900)   
            {   
  
                d1 = d2;   
                return;   
            }   
  
            TimerLrc2.Enabled = false;   
            tsp = (TimeSpan)(d2 - d1);   
            d3 = new DateTime(1900, 1, 1, 0, tsp.Minutes, tsp.Seconds, tsp.Milliseconds);   
            tTime = d3.ToString("[mm:ss.ff]");   
            ClassCommon.SongCrrentTime = tTime;   
            FindLrc(tTime);   
            this.Text = tTime;   
            TimerLrc2.Enabled = true;   
  
  
        }   
  
  
  
  
  
    }   
}  
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Drawing.Imaging;
using System.Text;
using System.Windows.Forms;
using System.IO;
using System.Text.RegularExpressions;

using System.Collections;
namespace MyPlayer
{
    public partial class FormLrc : Form
    {
        public FormLrc()
        {


            TimerLrc2.Interval = 60;
            TimerLrc2.Tick += new EventHandler(TimerLrc2_Tick);

            InitializeComponent();

            this.DoubleBuffered = true;
            this.TopMost = true;
            timerMask.Tick += new EventHandler(timerMask_Tick);
            timerLrc.Tick += new EventHandler(timerLrc_Tick);
            timerLrc.Interval = 100;

            timerMask.Interval = 200;
            InitializeComponent();
            timerMask.Enabled = true;

        }



        /// <summary>
        /// 结构体
        /// </summary>
        struct Lrc
        {


            public Lrc(string _sTime, string _sText)
            {

                sTime = _sTime;
                sText = _sText;
            }
            public string sTime;
            public string sText;

            public override string ToString()
            {


                return sTime + sText;


            }

        }
        System.Windows.Forms.Timer TimerLrc2 = new Timer();
        ArrayList LrcList = new ArrayList();
        string sFile = "刘德华 - 冰雨.lrc";
        string sOut = "";
        string sText = "";
        DateTime LrcTime = new DateTime();
        Graphics g;
        Bitmap bmp = new Bitmap(1024, 500);
        Bitmap bmpMask = new Bitmap(1024, 500);
        Graphics BmpG;
        Graphics MaskGr;
        Point p = new Point(2, 2);
        Point p1 = new Point(4, 4);
        Point p2 = new Point(3, 3);
        Brush b = new SolidBrush(Color.Red);
        Brush bMask = new SolidBrush(Color.Yellow);// mask color
        Brush b2 = new SolidBrush(Color.FromArgb(11, 211, 1, 1));
        //Font f = new Font("Times New Roman", 44, FontStyle.Bold);
        Font f = new Font("宋体", 44, FontStyle.Bold);
        Font f2 = new Font("宋体", 44, FontStyle.Bold);
        Color transColor = new Color();
        MemoryStream ms = new MemoryStream();
        int TextIndex = 0; //ths need mask text index
        System.Windows.Forms.Timer timerMask = new Timer();
        System.Windows.Forms.Timer timerLrc = new Timer();

        public static string SongCurrentTime = "00:00.00";



        private void FormTest_Load(object sender, EventArgs e)
        {
            this.Size = Screen.PrimaryScreen.Bounds.Size;
            //LoadLrc("刘德华 - 冰雨.lrc");

        }





        public void LoadLrc(string _sFile)
        {
            OpenFile(_sFile);
            TimerLrc2.Enabled = true;
            // StartShowLrc("刘德华 - 冰雨.lrc");


        }


        private void button1_Click(object sender, EventArgs e)
        {
            timerMask.Enabled = false;
            richTextBox1.Text = sText;

            panel1.Visible = true;

            //  timerMask.Enabled = (!timerMask.Enabled);



        }





        protected override void OnPaint(PaintEventArgs e)
        {

            //  if (sText == "") { return; }
            g = e.Graphics;
            bmp = new Bitmap(1024, 500); ;//reset image
            bmpMask = new Bitmap(1024, 124);
            // ms = new MemoryStream();//reset
            BmpG = Graphics.FromImage(bmp);

            transColor = bmp.GetPixel(1, 1);
            this.TransparencyKey = transColor;
            g.Clear(transColor);
            //g.TextRenderingHint = System.Drawing.Text.TextRenderingHint.AntiAlias;
            //g.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.HighQuality;
            //BmpG.TextRenderingHint = System.Drawing.Text.TextRenderingHint.AntiAliasGridFit;
            g.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.HighQuality;
            BmpG.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.AntiAlias;
            BmpG.DrawString(sText, f2, b2, p1);
            BmpG.DrawString(sText, f, b2, p2);
            BmpG.DrawString(sText, f, b, p);
            //Mask
            try
            {
                BmpG.DrawString(sText.Substring(0, TextIndex), f2, bMask, p);
                // MaskGr.DrawString(sText.Substring(0, TextIndex), f, b2, p);
            }
            catch (Exception ex) { }

            bmp.MakeTransparent(Color.White);
            // bmp.Save(ms, ImageFormat.Bmp);
            g.DrawImage(bmp, p);
            // g.DrawImage(bmp, p);

            //this.BackgroundImage =(Image) bmp;
            //pictureBox1.Image = bmp;

            sOut += "Paint /r/n";

            // base.OnPaint(e);
            // BmpG.Dispose();


        }

        protected override void OnPaintBackground(PaintEventArgs e)
        {


            // e.Graphics.DrawString("wgscd 的说法的", f, b, p);
            //this.TransparencyKey = transColor;
            sOut += "Back Paint/r/n";
            base.OnPaintBackground(e);
        }

        private void FormTest_Click(object sender, EventArgs e)
        {

        }




        #region "拖动窗体"
        private bool moveFlag = false;
        private int x = 0;
        private int y = 0;

        protected override void OnMouseMove(System.Windows.Forms.MouseEventArgs e)
        {
            if (moveFlag && (e.Button == MouseButtons.Left))
                this.SetBounds(Left + e.X - x, Top + e.Y - y, this.Width, this.Height);
            base.OnMouseMove(e);
        }

        protected override void OnMouseDown(System.Windows.Forms.MouseEventArgs e)
        {
            if (!moveFlag && e.Clicks >= 1)
                moveFlag = true;
            x = e.X;
            y = e.Y;
            base.OnMouseDown(e);
        }

        protected override void OnMouseUp(System.Windows.Forms.MouseEventArgs e)
        {
            if (moveFlag)
                moveFlag = false;
            base.OnMouseUp(e);
        }


        #endregion


        void timerMask_Tick(object sender, EventArgs e)
        {


            // if (sText.Trim() == "") { return; };

            this.Refresh();

            TextIndex++;


            if (TextIndex > sText.Length)
            {

                TextIndex = 0;

            }






        }



        void timerLrc_Tick(object sender, EventArgs e)
        {

            //LrcTime = new DateTime(2009, 10, 10, 0, 0, 0, 0);


            //if (TextIndex > sText.Length)
            //{

            //    TextIndex = 0;

            //}


        }


        private void button2_Click(object sender, EventArgs e)
        {

            if (richTextBox1.Text.Trim() == "") { return; }
            sText = richTextBox1.Text;
            panel1.Visible = false;
            timerMask.Enabled = true;



        }






        /// <summary>
        ///
        ///读取歌词
        /// </summary>
        void OpenFile(string _strFile)
        {

            if (!File.Exists(_strFile))
            {
                MessageBox.Show("File not fount");
                return;
            }
            string sContent = "";
            Stream oStream = null;
            StreamReader oReader = null;
            string AllLines = "";
            string oneLine = "";
            try
            {

                oStream = File.Open(_strFile, FileMode.OpenOrCreate, FileAccess.ReadWrite);
                oReader = new StreamReader(oStream, Encoding.GetEncoding("gb2312"));
                LrcList.Clear();
                while (!oReader.EndOfStream)
                {

                    oneLine = oReader.ReadLine() + "/r/n";
                    AllLines += oneLine;
                    regLrc(oneLine);


                }

                oReader.Close();
                oStream.Close();


            }
            catch (Exception ex)
            {

                oReader.Close();
                oStream.Close();

            }

            richTextBox1.AppendText(AllLines);




        }



        /// <summary>
        /// match the lrcs all lines in to lrc list
        /// </summary>
        /// <param name="strInput"></param>
        /// <returns></returns>

        string regLrc(string strInput)
        {

            //string sPattner="(?<t>//[//d[^[]+])(?<w>.*/r/n)";
            string sPattner = "(?<t>//[//d.*//]+)(?<w>[^//[]+/r/n)";
            Regex reg = new Regex(sPattner);
            foreach (Match mc in reg.Matches(strInput))
            {
                richTextBox1.AppendText(mc.Groups["t"].ToString() + "/r/n");
                richTextBox1.AppendText(mc.Value + "/r/n");
                LrcList.Add(new Lrc(mc.Groups["t"].ToString(), mc.Groups["w"].ToString()));
            }

            return "";

        }




        /// <summary>
        /// 通过时间找歌词
        /// </summary>
        /// <param name="_sTime"></param>
        /// <returns></returns>

        string m = "";
        Lrc findMatch = new Lrc();
        public string FindLrc(string _sTime)
        {

            foreach (Lrc w in LrcList)
            {
                // MessageBox.Show(w.ToString());

                if (w.sTime.Contains(_sTime.Substring(0, 6)))
                {


                    if (findMatch.Equals(w)) return "";

                    findMatch = w;
                    sText = w.sText;
                    m += w.sText;

                    return w.sText;

                }




            }

            return "";
        }


        private void showWord(object sender, EventArgs e)
        {

            //[03:26.03][02:50.67][01:16.59]冷冷的冰雨在脸上胡乱的拍　
            // FindLrc2("[02:50.67]");

            MessageBox.Show(m);


        }




        DateTime d1 = new DateTime(1900, 1, 1, 0, 0, 0, 0);
        DateTime d2;
        DateTime d3;
        TimeSpan tsp;
        string tTime;
        public void TimerLrc2_Tick(object sender, EventArgs e)
        {




            FindLrc(ClassCommon.SongCrrentTime);

            return;

            //if (sText.Trim() == "") { return; };
            d2 = DateTime.Now;
            if (d1.Year == 1900)
            {

                d1 = d2;
                return;
            }

            TimerLrc2.Enabled = false;
            tsp = (TimeSpan)(d2 - d1);
            d3 = new DateTime(1900, 1, 1, 0, tsp.Minutes, tsp.Seconds, tsp.Milliseconds);
            tTime = d3.ToString("[mm:ss.ff]");
            ClassCommon.SongCrrentTime = tTime;
            FindLrc(tTime);
            this.Text = tTime;
            TimerLrc2.Enabled = true;


        }





    }
}


FormLrc 界面类（FormLrc.Designer.cs）：

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namespace MyPlayer   
  
          partial class FormLrc   
  {   
      /// <summary>   
      /// Required designer variable.   
      /// </summary>   
      private System.ComponentModel.IContainer components = null;   
  
      /// <summary>   
      /// Clean up any resources being used.   
      /// </summary>   
      /// <param name="disposing">true if managed resources should be disposed; otherwise, false.</param>   
      protected override void Dispose(bool disposing)   
      {   
          if (disposing && (components != null))   
          {   
              components.Dispose();   
          }   
          base.Dispose(disposing);   
      }  

      #region Windows Form Designer generated code   
  
      /// <summary>   
      /// Required method for Designer support - do not modify   
      /// the contents of this method with the code editor.   
      /// </summary>   
      private void InitializeComponent()   
      {   
          this.button1 = new System.Windows.Forms.Button();   
          this.panel1 = new System.Windows.Forms.Panel();   
          this.button2 = new System.Windows.Forms.Button();   
          this.richTextBox1 = new System.Windows.Forms.RichTextBox();   
          this.panel1.SuspendLayout();   
          this.SuspendLayout();   
          //    
          // button1   
          //    
          this.button1.ForeColor = System.Drawing.SystemColors.HotTrack;   
          this.button1.Location = new System.Drawing.Point(292, 169);   
          this.button1.Name = "button1";   
          this.button1.Size = new System.Drawing.Size(169, 62);   
          this.button1.TabIndex = 1;   
          this.button1.Text = "添加字幕";   
          this.button1.UseVisualStyleBackColor = true;   
          this.button1.Click += new System.EventHandler(this.button1_Click);   
          //    
          // panel1   
          //    
          this.panel1.BackColor = System.Drawing.SystemColors.ActiveCaption;   
          this.panel1.Controls.Add(this.button2);   
          this.panel1.Controls.Add(this.richTextBox1);   
          this.panel1.Location = new System.Drawing.Point(110, 31);   
          this.panel1.Name = "panel1";   
          this.panel1.Size = new System.Drawing.Size(511, 77);   
          this.panel1.TabIndex = 3;   
          this.panel1.Visible = false;   
          //    
          // button2   
          //    
          this.button2.BackColor = System.Drawing.SystemColors.MenuHighlight;   
          this.button2.ForeColor = System.Drawing.SystemColors.InactiveBorder;   
          this.button2.Location = new System.Drawing.Point(432, 3);   
          this.button2.Name = "button2";   
          this.button2.Size = new System.Drawing.Size(75, 70);   
          this.button2.TabIndex = 1;   
          this.button2.Text = "确 定";   
          this.button2.UseVisualStyleBackColor = false;   
          this.button2.Click += new System.EventHandler(this.button2_Click);   
          //    
          // richTextBox1   
          //    
          this.richTextBox1.BackColor = System.Drawing.Color.FromArgb(((int)(((byte)(0)))), ((int)(((byte)(0)))), ((int)(((byte)(64)))));   
          this.richTextBox1.Font = new System.Drawing.Font("SimHei", 12F, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, ((byte)(134)));   
          this.richTextBox1.ForeColor = System.Drawing.SystemColors.MenuHighlight;   
          this.richTextBox1.Location = new System.Drawing.Point(4, 3);   
          this.richTextBox1.Name = "richTextBox1";   
          this.richTextBox1.Size = new System.Drawing.Size(422, 70);   
          this.richTextBox1.TabIndex = 0;   
          this.richTextBox1.Text = "";   
          //    
          // FormTest   
          //    
          this.AutoScaleDimensions = new System.Drawing.SizeF(6F, 12F);   
          this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;   
          this.ClientSize = new System.Drawing.Size(867, 318);   
          this.Controls.Add(this.panel1);   
          this.Controls.Add(this.button1);   
          this.Cursor = System.Windows.Forms.Cursors.Hand;   
          this.FormBorderStyle = System.Windows.Forms.FormBorderStyle.None;   
          this.Name = "FormTest";   
          this.Text = "FormTest";   
          this.Load += new System.EventHandler(this.FormTest_Load);   
          this.Click += new System.EventHandler(this.FormTest_Click);   
          this.panel1.ResumeLayout(false);   
          this.ResumeLayout(false);   
  
      }  

      #endregion   
  
      private System.Windows.Forms.Button button1;   
      private System.Windows.Forms.Panel panel1;   
      private System.Windows.Forms.RichTextBox richTextBox1;   
      private System.Windows.Forms.Button button2;   
  }   
  namespace MyPlayer
{
            partial class FormLrc
    {
        /// <summary>
        /// Required designer variable.
        /// </summary>
        private System.ComponentModel.IContainer components = null;

        /// <summary>
        /// Clean up any resources being used.
        /// </summary>
        /// <param name="disposing">true if managed resources should be disposed; otherwise, false.</param>
        protected override void Dispose(bool disposing)
        {
            if (disposing && (components != null))
            {
                components.Dispose();
            }
            base.Dispose(disposing);
        }

        #region Windows Form Designer generated code

        /// <summary>
        /// Required method for Designer support - do not modify
        /// the contents of this method with the code editor.
        /// </summary>
        private void InitializeComponent()
        {
            this.button1 = new System.Windows.Forms.Button();
            this.panel1 = new System.Windows.Forms.Panel();
            this.button2 = new System.Windows.Forms.Button();
            this.richTextBox1 = new System.Windows.Forms.RichTextBox();
            this.panel1.SuspendLayout();
            this.SuspendLayout();
            //
            // button1
            //
            this.button1.ForeColor = System.Drawing.SystemColors.HotTrack;
            this.button1.Location = new System.Drawing.Point(292, 169);
            this.button1.Name = "button1";
            this.button1.Size = new System.Drawing.Size(169, 62);
            this.button1.TabIndex = 1;
            this.button1.Text = "添加字幕";
            this.button1.UseVisualStyleBackColor = true;
            this.button1.Click += new System.EventHandler(this.button1_Click);
            //
            // panel1
            //
            this.panel1.BackColor = System.Drawing.SystemColors.ActiveCaption;
            this.panel1.Controls.Add(this.button2);
            this.panel1.Controls.Add(this.richTextBox1);
            this.panel1.Location = new System.Drawing.Point(110, 31);
            this.panel1.Name = "panel1";
            this.panel1.Size = new System.Drawing.Size(511, 77);
            this.panel1.TabIndex = 3;
            this.panel1.Visible = false;
            //
            // button2
            //
            this.button2.BackColor = System.Drawing.SystemColors.MenuHighlight;
            this.button2.ForeColor = System.Drawing.SystemColors.InactiveBorder;
            this.button2.Location = new System.Drawing.Point(432, 3);
            this.button2.Name = "button2";
            this.button2.Size = new System.Drawing.Size(75, 70);
            this.button2.TabIndex = 1;
            this.button2.Text = "确 定";
            this.button2.UseVisualStyleBackColor = false;
            this.button2.Click += new System.EventHandler(this.button2_Click);
            //
            // richTextBox1
            //
            this.richTextBox1.BackColor = System.Drawing.Color.FromArgb(((int)(((byte)(0)))), ((int)(((byte)(0)))), ((int)(((byte)(64)))));
            this.richTextBox1.Font = new System.Drawing.Font("SimHei", 12F, System.Drawing.FontStyle.Bold, System.Drawing.GraphicsUnit.Point, ((byte)(134)));
            this.richTextBox1.ForeColor = System.Drawing.SystemColors.MenuHighlight;
            this.richTextBox1.Location = new System.Drawing.Point(4, 3);
            this.richTextBox1.Name = "richTextBox1";
            this.richTextBox1.Size = new System.Drawing.Size(422, 70);
            this.richTextBox1.TabIndex = 0;
            this.richTextBox1.Text = "";
            //
            // FormTest
            //
            this.AutoScaleDimensions = new System.Drawing.SizeF(6F, 12F);
            this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
            this.ClientSize = new System.Drawing.Size(867, 318);
            this.Controls.Add(this.panel1);
            this.Controls.Add(this.button1);
            this.Cursor = System.Windows.Forms.Cursors.Hand;
            this.FormBorderStyle = System.Windows.Forms.FormBorderStyle.None;
            this.Name = "FormTest";
            this.Text = "FormTest";
            this.Load += new System.EventHandler(this.FormTest_Load);
            this.Click += new System.EventHandler(this.FormTest_Click);
            this.panel1.ResumeLayout(false);
            this.ResumeLayout(false);

        }

        #endregion

        private System.Windows.Forms.Button button1;
        private System.Windows.Forms.Panel panel1;
        private System.Windows.Forms.RichTextBox richTextBox1;
        private System.Windows.Forms.Button button2;
    }
}

播放窗体类（FormPlayer.cs ）：

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using System;   
using System.Collections.Generic;   
using System.ComponentModel;   
using System.Data;   
using System.Drawing;   
using System.Text;   
using System.Windows.Forms;   
  
namespace MyPlayer   
{   
    public partial class FormPlayer : Form   
    {   
        Song Music = new Song();   
        public FormPlayer()   
        {   
            InitializeComponent();   
  
        }   
  
        private void button1_Click(object sender, EventArgs e)   
        {   
            OpenFileDialog openFileDialog = new OpenFileDialog();   
            openFileDialog.InitialDirectory = "c://";   
            openFileDialog.Filter = "mp3文件|*.mp3|wma文件|*.wma|wav文件|*.wav";   
            openFileDialog.RestoreDirectory = true;   
            openFileDialog.FilterIndex = 1;   
            openFileDialog.InitialDirectory = "E://music";   
  
            if (openFileDialog.ShowDialog() == DialogResult.OK)   
            {   
                timer1.Stop();   
                Music.Stop();   
                string fName = openFileDialog.FileName;   
                textBox1.Text = fName;   
                Music.FilePath = textBox1.Text;//将文件路径赋给 播放类中的 FilePath；   
                Music.OpenFile();//打开播放文件，准备播放；   
                textBox2.Text = Music.FileName;//获取文件名；   
                textBox3.Text = Music.Duration.ToString();//获取文件长度；   
                textBox6.Text = Music.Status().ToString();//获取文件状态;   
                trackBar1.Value = 50;   
                Music.SetVolume(500);//将音量设置成 500；   
                textBox5.Text = Music.TheVolume().ToString();//获取音量;   
                timer1.Start();   
            }   
        }   
  
    
  
        private void button3_Click(object sender, EventArgs e)   
        {   
            Music.Pause();//暂停；   
            textBox6.Text = Music.Status().ToString();   
        }   
  
        private void button4_Click(object sender, EventArgs e)   
        {   
            Music.Stop();//停止；   
            timer1.Enabled = false;   
            textBox6.Text = Music.Status().ToString();   
        }   
  
        private void button5_Click(object sender, EventArgs e)   
        {   
            Music.PlayHalfSpeed();//半速播放；   
            textBox6.Text = Music.Status().ToString();   
        }   
  
        private void button6_Click(object sender, EventArgs e)   
        {   
            Music.PlayDoubleSpeed();//倍速播放；   
            textBox6.Text = Music.Status().ToString();   
  
        }   
  
        private void timer1_Tick(object sender, EventArgs e)   
        {   
            //获取文件当前播放位置；   
            textBox4.Text = Convert.ToString(Music.CurrentPosition);   
            //textBox4.Text = Convert.ToString(Music.CurrentPosition.ToString("mm:ss:ff"));   
  
            //textBox4.Text = (Music.CurrentPosition / 1000 / 60).ToString("00") + ":" + (Music.CurrentPosition / 1000 / 60).ToString("00");   
  
            // Complete number of seconds   
            int s = Music.CurrentPosition;   
            TimeSpan t = new TimeSpan(1900,0,0,0,s);   
            ClassCommon.SongCrrentTime = t.Minutes.ToString("00") + ":" + t.Seconds.ToString("00") + "." + t.Milliseconds.ToString("00");   
            textBox4.Text = t.Minutes.ToString("00") + ":" + t.Seconds.ToString("00") + ":" + t.Milliseconds.ToString("00");   
  
  
            return;   
  
            // Seconds to display   
            int ss = s % 60;   
            // Complete number of minutes   
            int m = (s - ss) / 60;   
  
            // Minutes to display   
            int mm = m % 60;   
  
            // Complete number of hours   
            int h = (m - mm) / 60;   
  
            // Make "hh:mm:ss"   
            textBox4.Text = h.ToString("D2") + ":" + mm.ToString("D2") + ":" + ss.ToString("D2");   
  
  
  
  
  
  
        }   
  
        private void button7_Click(object sender, EventArgs e)   
        {   
            //设置指定位置开始播放；   
            Music.CurrentPosition = Convert.ToInt32(textBox8.Text);   
        }   
  
  
        private void button9_Click(object sender, EventArgs e)   
        {   
            //进行录音；   
            Music.Record(Convert.ToInt32(textBox9.Text));   
        }   
  
        private void button10_Click(object sender, EventArgs e)   
        {   
            Music.VolumeOn();//取消静音；   
        }   
  
        private void button11_Click(object sender, EventArgs e)   
        {   
            Music.VolumeOff();//静音；   
        }   
  
        private void trackBar1_Scroll(object sender, EventArgs e)   
        {   
            //设置音量;   
            Music.SetVolume(Convert.ToInt32(trackBar1.Value * 10));   
            textBox5.Text = Music.TheVolume().ToString();   
        }   
  
        private void FormPlayer_Load(object sender, EventArgs e)   
        {   
  
        }   
  
        FormLrc oFormLrc = new FormLrc();   
  
        private void button2_Click(object sender, EventArgs e)   
        {   
  
            //if(Music.FilePath){}   
            Music.OpenFile();   
            Music.Play();//播放；   
  
          // oFormLrc.LoadLrc("刘德华 - 冰雨.lrc");   
            oFormLrc.LoadLrc("刘德华-天意.lrc");   
               
            oFormLrc.Show();   
       
            timer1.Enabled = true;   
           textBox6.Text = Music.Status().ToString();   
  
  
  
  
  
        }   
  
    
       
       
  
  
  
  
  
    }   
}  
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;

namespace MyPlayer
{
    public partial class FormPlayer : Form
    {
        Song Music = new Song();
        public FormPlayer()
        {
            InitializeComponent();

        }

        private void button1_Click(object sender, EventArgs e)
        {
            OpenFileDialog openFileDialog = new OpenFileDialog();
            openFileDialog.InitialDirectory = "c://";
            openFileDialog.Filter = "mp3文件|*.mp3|wma文件|*.wma|wav文件|*.wav";
            openFileDialog.RestoreDirectory = true;
            openFileDialog.FilterIndex = 1;
            openFileDialog.InitialDirectory = "E://music";

            if (openFileDialog.ShowDialog() == DialogResult.OK)
            {
                timer1.Stop();
                Music.Stop();
                string fName = openFileDialog.FileName;
                textBox1.Text = fName;
                Music.FilePath = textBox1.Text;//将文件路径赋给 播放类中的 FilePath；
                Music.OpenFile();//打开播放文件，准备播放；
                textBox2.Text = Music.FileName;//获取文件名；
                textBox3.Text = Music.Duration.ToString();//获取文件长度；
                textBox6.Text = Music.Status().ToString();//获取文件状态;
                trackBar1.Value = 50;
                Music.SetVolume(500);//将音量设置成 500；
                textBox5.Text = Music.TheVolume().ToString();//获取音量;
                timer1.Start();
            }
        }



        private void button3_Click(object sender, EventArgs e)
        {
            Music.Pause();//暂停；
            textBox6.Text = Music.Status().ToString();
        }

        private void button4_Click(object sender, EventArgs e)
        {
            Music.Stop();//停止；
            timer1.Enabled = false;
            textBox6.Text = Music.Status().ToString();
        }

        private void button5_Click(object sender, EventArgs e)
        {
            Music.PlayHalfSpeed();//半速播放；
            textBox6.Text = Music.Status().ToString();
        }

        private void button6_Click(object sender, EventArgs e)
        {
            Music.PlayDoubleSpeed();//倍速播放；
            textBox6.Text = Music.Status().ToString();

        }

        private void timer1_Tick(object sender, EventArgs e)
        {
            //获取文件当前播放位置；
            textBox4.Text = Convert.ToString(Music.CurrentPosition);
            //textBox4.Text = Convert.ToString(Music.CurrentPosition.ToString("mm:ss:ff"));

            //textBox4.Text = (Music.CurrentPosition / 1000 / 60).ToString("00") + ":" + (Music.CurrentPosition / 1000 / 60).ToString("00");

            // Complete number of seconds
            int s = Music.CurrentPosition;
            TimeSpan t = new TimeSpan(1900,0,0,0,s);
            ClassCommon.SongCrrentTime = t.Minutes.ToString("00") + ":" + t.Seconds.ToString("00") + "." + t.Milliseconds.ToString("00");
            textBox4.Text = t.Minutes.ToString("00") + ":" + t.Seconds.ToString("00") + ":" + t.Milliseconds.ToString("00");


            return;

            // Seconds to display
            int ss = s % 60;
            // Complete number of minutes
            int m = (s - ss) / 60;

            // Minutes to display
            int mm = m % 60;

            // Complete number of hours
            int h = (m - mm) / 60;

            // Make "hh:mm:ss"
            textBox4.Text = h.ToString("D2") + ":" + mm.ToString("D2") + ":" + ss.ToString("D2");






        }

        private void button7_Click(object sender, EventArgs e)
        {
            //设置指定位置开始播放；
            Music.CurrentPosition = Convert.ToInt32(textBox8.Text);
        }


        private void button9_Click(object sender, EventArgs e)
        {
            //进行录音；
            Music.Record(Convert.ToInt32(textBox9.Text));
        }

        private void button10_Click(object sender, EventArgs e)
        {
            Music.VolumeOn();//取消静音；
        }

        private void button11_Click(object sender, EventArgs e)
        {
            Music.VolumeOff();//静音；
        }

        private void trackBar1_Scroll(object sender, EventArgs e)
        {
            //设置音量;
            Music.SetVolume(Convert.ToInt32(trackBar1.Value * 10));
            textBox5.Text = Music.TheVolume().ToString();
        }

        private void FormPlayer_Load(object sender, EventArgs e)
        {

        }

        FormLrc oFormLrc = new FormLrc();

        private void button2_Click(object sender, EventArgs e)
        {

            //if(Music.FilePath){}
            Music.OpenFile();
            Music.Play();//播放；

          // oFormLrc.LoadLrc("刘德华 - 冰雨.lrc");
            oFormLrc.LoadLrc("刘德华-天意.lrc");
            
            oFormLrc.Show();
    
            timer1.Enabled = true;
           textBox6.Text = Music.Status().ToString();





        }


    
    





    }
}

播放窗体界面类（FormPlayer.Designer.cs）：

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namespace MyPlayer   
{   
    partial class FormPlayer   
    {   
        /// <summary>   
        /// 必需的设计器变量。   
        /// </summary>   
        private System.ComponentModel.IContainer components = null;   
  
        /// <summary>   
        /// 清理所有正在使用的资源。   
        /// </summary>   
        /// <param name="disposing">如果应释放托管资源，为 true；否则为 false。</param>   
        protected override void Dispose(bool disposing)   
        {   
            if (disposing && (components != null))   
            {   
                components.Dispose();   
            }   
            base.Dispose(disposing);   
        }  

        #region Windows 窗体设计器生成的代码   
  
        /// <summary>   
        /// 设计器支持所需的方法 - 不要   
        /// 使用代码编辑器修改此方法的内容。   
        /// </summary>   
        private void InitializeComponent()   
        {   
            this.components = new System.ComponentModel.Container();   
            this.label1 = new System.Windows.Forms.Label();   
            this.textBox1 = new System.Windows.Forms.TextBox();   
            this.label2 = new System.Windows.Forms.Label();   
            this.textBox2 = new System.Windows.Forms.TextBox();   
            this.label3 = new System.Windows.Forms.Label();   
            this.textBox3 = new System.Windows.Forms.TextBox();   
            this.label4 = new System.Windows.Forms.Label();   
            this.textBox4 = new System.Windows.Forms.TextBox();   
            this.label5 = new System.Windows.Forms.Label();   
            this.textBox5 = new System.Windows.Forms.TextBox();   
            this.button1 = new System.Windows.Forms.Button();   
            this.button2 = new System.Windows.Forms.Button();   
            this.button3 = new System.Windows.Forms.Button();   
            this.button4 = new System.Windows.Forms.Button();   
            this.button5 = new System.Windows.Forms.Button();   
            this.button6 = new System.Windows.Forms.Button();   
            this.timer1 = new System.Windows.Forms.Timer(this.components);   
            this.button7 = new System.Windows.Forms.Button();   
            this.label6 = new System.Windows.Forms.Label();   
            this.textBox6 = new System.Windows.Forms.TextBox();   
            this.label7 = new System.Windows.Forms.Label();   
            this.textBox8 = new System.Windows.Forms.TextBox();   
            this.button9 = new System.Windows.Forms.Button();   
            this.button10 = new System.Windows.Forms.Button();   
            this.button11 = new System.Windows.Forms.Button();   
            this.label8 = new System.Windows.Forms.Label();   
            this.textBox9 = new System.Windows.Forms.TextBox();   
            this.label9 = new System.Windows.Forms.Label();   
            this.trackBar1 = new System.Windows.Forms.TrackBar();   
            ((System.ComponentModel.ISupportInitialize)(this.trackBar1)).BeginInit();   
            this.SuspendLayout();   
            //    
            // label1   
            //    
            this.label1.AutoSize = true;   
            this.label1.Location = new System.Drawing.Point(12, 24);   
            this.label1.Name = "label1";   
            this.label1.Size = new System.Drawing.Size(65, 12);   
            this.label1.TabIndex = 0;   
            this.label1.Text = "歌曲路径：";   
            //    
            // textBox1   
            //    
            this.textBox1.Location = new System.Drawing.Point(101, 15);   
            this.textBox1.Name = "textBox1";   
            this.textBox1.Size = new System.Drawing.Size(328, 21);   
            this.textBox1.TabIndex = 1;   
            //    
            // label2   
            //    
            this.label2.AutoSize = true;   
            this.label2.Location = new System.Drawing.Point(12, 92);   
            this.label2.Name = "label2";   
            this.label2.Size = new System.Drawing.Size(83, 12);   
            this.label2.TabIndex = 2;   
            this.label2.Text = "歌曲长度(s)：";   
            //    
            // textBox2   
            //    
            this.textBox2.Location = new System.Drawing.Point(101, 46);   
            this.textBox2.Name = "textBox2";   
            this.textBox2.Size = new System.Drawing.Size(328, 21);   
            this.textBox2.TabIndex = 3;   
            //    
            // label3   
            //    
            this.label3.AutoSize = true;   
            this.label3.Location = new System.Drawing.Point(12, 55);   
            this.label3.Name = "label3";   
            this.label3.Size = new System.Drawing.Size(65, 12);   
            this.label3.TabIndex = 4;   
            this.label3.Text = "歌曲名称：";   
            //    
            // textBox3   
            //    
            this.textBox3.Location = new System.Drawing.Point(101, 83);   
            this.textBox3.Name = "textBox3";   
            this.textBox3.Size = new System.Drawing.Size(328, 21);   
            this.textBox3.TabIndex = 5;   
            //    
            // label4   
            //    
            this.label4.AutoSize = true;   
            this.label4.Location = new System.Drawing.Point(12, 127);   
            this.label4.Name = "label4";   
            this.label4.Size = new System.Drawing.Size(83, 12);   
            this.label4.TabIndex = 6;   
            this.label4.Text = "当前位置(s)：";   
            //    
            // textBox4   
            //    
            this.textBox4.Location = new System.Drawing.Point(101, 118);   
            this.textBox4.Name = "textBox4";   
            this.textBox4.Size = new System.Drawing.Size(95, 21);   
            this.textBox4.TabIndex = 7;   
            //    
            // label5   
            //    
            this.label5.AutoSize = true;   
            this.label5.Location = new System.Drawing.Point(12, 159);   
            this.label5.Name = "label5";   
            this.label5.Size = new System.Drawing.Size(65, 12);   
            this.label5.TabIndex = 8;   
            this.label5.Text = "当前音量：";   
            //    
            // textBox5   
            //    
            this.textBox5.Location = new System.Drawing.Point(101, 150);   
            this.textBox5.Name = "textBox5";   
            this.textBox5.Size = new System.Drawing.Size(328, 21);   
            this.textBox5.TabIndex = 9;   
            //    
            // button1   
            //    
            this.button1.Location = new System.Drawing.Point(2, 299);   
            this.button1.Name = "button1";   
            this.button1.Size = new System.Drawing.Size(75, 23);   
            this.button1.TabIndex = 10;   
            this.button1.Text = "打开文件";   
            this.button1.UseVisualStyleBackColor = true;   
            this.button1.Click += new System.EventHandler(this.button1_Click);   
            //    
            // button2   
            //    
            this.button2.Location = new System.Drawing.Point(83, 299);   
            this.button2.Name = "button2";   
            this.button2.Size = new System.Drawing.Size(75, 23);   
            this.button2.TabIndex = 11;   
            this.button2.Text = "播放";   
            this.button2.UseVisualStyleBackColor = true;   
            this.button2.Click += new System.EventHandler(this.button2_Click);   
            //    
            // button3   
            //    
            this.button3.Location = new System.Drawing.Point(164, 299);   
            this.button3.Name = "button3";   
            this.button3.Size = new System.Drawing.Size(75, 23);   
            this.button3.TabIndex = 12;   
            this.button3.Text = "暂停";   
            this.button3.UseVisualStyleBackColor = true;   
            this.button3.Click += new System.EventHandler(this.button3_Click);   
            //    
            // button4   
            //    
            this.button4.Location = new System.Drawing.Point(245, 299);   
            this.button4.Name = "button4";   
            this.button4.Size = new System.Drawing.Size(75, 23);   
            this.button4.TabIndex = 13;   
            this.button4.Text = "停止";   
            this.button4.UseVisualStyleBackColor = true;   
            this.button4.Click += new System.EventHandler(this.button4_Click);   
            //    
            // button5   
            //    
            this.button5.Location = new System.Drawing.Point(326, 299);   
            this.button5.Name = "button5";   
            this.button5.Size = new System.Drawing.Size(75, 23);   
            this.button5.TabIndex = 14;   
            this.button5.Text = "半速播放";   
            this.button5.UseVisualStyleBackColor = true;   
            this.button5.Click += new System.EventHandler(this.button5_Click);   
            //    
            // button6   
            //    
            this.button6.Location = new System.Drawing.Point(407, 299);   
            this.button6.Name = "button6";   
            this.button6.Size = new System.Drawing.Size(75, 23);   
            this.button6.TabIndex = 15;   
            this.button6.Text = "倍速播放";   
            this.button6.UseVisualStyleBackColor = true;   
            this.button6.Click += new System.EventHandler(this.button6_Click);   
            //    
            // timer1   
            //    
            this.timer1.Interval = 200;   
            this.timer1.Tick += new System.EventHandler(this.timer1_Tick);   
            //    
            // button7   
            //    
            this.button7.Location = new System.Drawing.Point(224, 118);   
            this.button7.Name = "button7";   
            this.button7.Size = new System.Drawing.Size(116, 23);   
            this.button7.TabIndex = 16;   
            this.button7.Text = "设置当前位置(s)";   
            this.button7.UseVisualStyleBackColor = true;   
            this.button7.Click += new System.EventHandler(this.button7_Click);   
            //    
            // label6   
            //    
            this.label6.AutoSize = true;   
            this.label6.Location = new System.Drawing.Point(12, 223);   
            this.label6.Name = "label6";   
            this.label6.Size = new System.Drawing.Size(89, 12);   
            this.label6.TabIndex = 17;   
            this.label6.Text = "文件当前状态：";   
            //    
            // textBox6   
            //    
            this.textBox6.Location = new System.Drawing.Point(107, 220);   
            this.textBox6.Name = "textBox6";   
            this.textBox6.Size = new System.Drawing.Size(95, 21);   
            this.textBox6.TabIndex = 18;   
            //    
            // label7   
            //    
            this.label7.AutoSize = true;   
            this.label7.Location = new System.Drawing.Point(12, 188);   
            this.label7.Name = "label7";   
            this.label7.Size = new System.Drawing.Size(65, 12);   
            this.label7.TabIndex = 19;   
            this.label7.Text = "音量调节：";   
            //    
            // textBox8   
            //    
            this.textBox8.Location = new System.Drawing.Point(346, 118);   
            this.textBox8.Name = "textBox8";   
            this.textBox8.Size = new System.Drawing.Size(83, 21);   
            this.textBox8.TabIndex = 22;   
            //    
            // button9   
            //    
            this.button9.Location = new System.Drawing.Point(245, 258);   
            this.button9.Name = "button9";   
            this.button9.Size = new System.Drawing.Size(75, 23);   
            this.button9.TabIndex = 23;   
            this.button9.Text = "录音/播放";   
            this.button9.UseVisualStyleBackColor = true;   
            //    
            // button10   
            //    
            this.button10.Location = new System.Drawing.Point(2, 340);   
            this.button10.Name = "button10";   
            this.button10.Size = new System.Drawing.Size(75, 23);   
            this.button10.TabIndex = 24;   
            this.button10.Text = "声音开";   
            this.button10.UseVisualStyleBackColor = true;   
            this.button10.Click += new System.EventHandler(this.button10_Click);   
            //    
            // button11   
            //    
            this.button11.Location = new System.Drawing.Point(101, 340);   
            this.button11.Name = "button11";   
            this.button11.Size = new System.Drawing.Size(75, 23);   
            this.button11.TabIndex = 25;   
            this.button11.Text = "声音关";   
            this.button11.UseVisualStyleBackColor = true;   
            this.button11.Click += new System.EventHandler(this.button11_Click);   
            //    
            // label8   
            //    
            this.label8.AutoSize = true;   
            this.label8.Location = new System.Drawing.Point(12, 263);   
            this.label8.Name = "label8";   
            this.label8.Size = new System.Drawing.Size(83, 12);   
            this.label8.TabIndex = 26;   
            this.label8.Text = "录音时间(s)：";   
            //    
            // textBox9   
            //    
            this.textBox9.Location = new System.Drawing.Point(101, 258);   
            this.textBox9.Name = "textBox9";   
            this.textBox9.Size = new System.Drawing.Size(129, 21);   
            this.textBox9.TabIndex = 27;   
            //    
            // label9   
            //    
            this.label9.AutoSize = true;   
            this.label9.Location = new System.Drawing.Point(222, 229);   
            this.label9.Name = "label9";   
            this.label9.Size = new System.Drawing.Size(143, 12);   
            this.label9.TabIndex = 28;   
            this.label9.Text = "1：播放,2：暂停,3：停止";   
            //    
            // trackBar1   
            //    
            this.trackBar1.Location = new System.Drawing.Point(101, 178);   
            this.trackBar1.Maximum = 100;   
            this.trackBar1.Name = "trackBar1";   
            this.trackBar1.Size = new System.Drawing.Size(328, 45);   
            this.trackBar1.TabIndex = 29;   
            this.trackBar1.Scroll += new System.EventHandler(this.trackBar1_Scroll);   
            //    
            // FormPlayer   
            //    
            this.AutoScaleDimensions = new System.Drawing.SizeF(6F, 12F);   
            this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;   
            this.ClientSize = new System.Drawing.Size(488, 364);   
            this.Controls.Add(this.trackBar1);   
            this.Controls.Add(this.label9);   
            this.Controls.Add(this.textBox9);   
            this.Controls.Add(this.label8);   
            this.Controls.Add(this.button11);   
            this.Controls.Add(this.button10);   
            this.Controls.Add(this.button9);   
            this.Controls.Add(this.textBox8);   
            this.Controls.Add(this.label7);   
            this.Controls.Add(this.textBox6);   
            this.Controls.Add(this.label6);   
            this.Controls.Add(this.button7);   
            this.Controls.Add(this.button6);   
            this.Controls.Add(this.button5);   
            this.Controls.Add(this.button4);   
            this.Controls.Add(this.button3);   
            this.Controls.Add(this.button2);   
            this.Controls.Add(this.button1);   
            this.Controls.Add(this.textBox5);   
            this.Controls.Add(this.label5);   
            this.Controls.Add(this.textBox4);   
            this.Controls.Add(this.label4);   
            this.Controls.Add(this.textBox3);   
            this.Controls.Add(this.label3);   
            this.Controls.Add(this.textBox2);   
            this.Controls.Add(this.label2);   
            this.Controls.Add(this.textBox1);   
            this.Controls.Add(this.label1);   
            this.Name = "FormPlayer";   
            this.Text = "实例";   
            this.Load += new System.EventHandler(this.FormPlayer_Load);   
            ((System.ComponentModel.ISupportInitialize)(this.trackBar1)).EndInit();   
            this.ResumeLayout(false);   
            this.PerformLayout();   
  
        }  

        #endregion   
  
        private System.Windows.Forms.Label label1;   
        private System.Windows.Forms.TextBox textBox1;   
        private System.Windows.Forms.Label label2;   
        private System.Windows.Forms.TextBox textBox2;   
        private System.Windows.Forms.Label label3;   
        private System.Windows.Forms.TextBox textBox3;   
        private System.Windows.Forms.Label label4;   
        private System.Windows.Forms.TextBox textBox4;   
        private System.Windows.Forms.Label label5;   
        private System.Windows.Forms.TextBox textBox5;   
        private System.Windows.Forms.Button button1;   
        private System.Windows.Forms.Button button2;   
        private System.Windows.Forms.Button button3;   
        private System.Windows.Forms.Button button4;   
        private System.Windows.Forms.Button button5;   
        private System.Windows.Forms.Button button6;   
        private System.Windows.Forms.Timer timer1;   
        private System.Windows.Forms.Button button7;   
        private System.Windows.Forms.Label label6;   
        private System.Windows.Forms.TextBox textBox6;   
        private System.Windows.Forms.Label label7;   
        private System.Windows.Forms.TextBox textBox8;   
        private System.Windows.Forms.Button button9;   
        private System.Windows.Forms.Button button10;   
        private System.Windows.Forms.Button button11;   
        private System.Windows.Forms.Label label8;   
        private System.Windows.Forms.TextBox textBox9;   
        private System.Windows.Forms.Label label9;   
        private System.Windows.Forms.TrackBar trackBar1;   
    }   
}  
namespace MyPlayer
{
    partial class FormPlayer
    {
        /// <summary>
        /// 必需的设计器变量。
        /// </summary>
        private System.ComponentModel.IContainer components = null;

        /// <summary>
        /// 清理所有正在使用的资源。
        /// </summary>
        /// <param name="disposing">如果应释放托管资源，为 true；否则为 false。</param>
        protected override void Dispose(bool disposing)
        {
            if (disposing && (components != null))
            {
                components.Dispose();
            }
            base.Dispose(disposing);
        }

        #region Windows 窗体设计器生成的代码

        /// <summary>
        /// 设计器支持所需的方法 - 不要
        /// 使用代码编辑器修改此方法的内容。
        /// </summary>
        private void InitializeComponent()
        {
            this.components = new System.ComponentModel.Container();
            this.label1 = new System.Windows.Forms.Label();
            this.textBox1 = new System.Windows.Forms.TextBox();
            this.label2 = new System.Windows.Forms.Label();
            this.textBox2 = new System.Windows.Forms.TextBox();
            this.label3 = new System.Windows.Forms.Label();
            this.textBox3 = new System.Windows.Forms.TextBox();
            this.label4 = new System.Windows.Forms.Label();
            this.textBox4 = new System.Windows.Forms.TextBox();
            this.label5 = new System.Windows.Forms.Label();
            this.textBox5 = new System.Windows.Forms.TextBox();
            this.button1 = new System.Windows.Forms.Button();
            this.button2 = new System.Windows.Forms.Button();
            this.button3 = new System.Windows.Forms.Button();
            this.button4 = new System.Windows.Forms.Button();
            this.button5 = new System.Windows.Forms.Button();
            this.button6 = new System.Windows.Forms.Button();
            this.timer1 = new System.Windows.Forms.Timer(this.components);
            this.button7 = new System.Windows.Forms.Button();
            this.label6 = new System.Windows.Forms.Label();
            this.textBox6 = new System.Windows.Forms.TextBox();
            this.label7 = new System.Windows.Forms.Label();
            this.textBox8 = new System.Windows.Forms.TextBox();
            this.button9 = new System.Windows.Forms.Button();
            this.button10 = new System.Windows.Forms.Button();
            this.button11 = new System.Windows.Forms.Button();
            this.label8 = new System.Windows.Forms.Label();
            this.textBox9 = new System.Windows.Forms.TextBox();
            this.label9 = new System.Windows.Forms.Label();
            this.trackBar1 = new System.Windows.Forms.TrackBar();
            ((System.ComponentModel.ISupportInitialize)(this.trackBar1)).BeginInit();
            this.SuspendLayout();
            //
            // label1
            //
            this.label1.AutoSize = true;
            this.label1.Location = new System.Drawing.Point(12, 24);
            this.label1.Name = "label1";
            this.label1.Size = new System.Drawing.Size(65, 12);
            this.label1.TabIndex = 0;
            this.label1.Text = "歌曲路径：";
            //
            // textBox1
            //
            this.textBox1.Location = new System.Drawing.Point(101, 15);
            this.textBox1.Name = "textBox1";
            this.textBox1.Size = new System.Drawing.Size(328, 21);
            this.textBox1.TabIndex = 1;
            //
            // label2
            //
            this.label2.AutoSize = true;
            this.label2.Location = new System.Drawing.Point(12, 92);
            this.label2.Name = "label2";
            this.label2.Size = new System.Drawing.Size(83, 12);
            this.label2.TabIndex = 2;
            this.label2.Text = "歌曲长度(s)：";
            //
            // textBox2
            //
            this.textBox2.Location = new System.Drawing.Point(101, 46);
            this.textBox2.Name = "textBox2";
            this.textBox2.Size = new System.Drawing.Size(328, 21);
            this.textBox2.TabIndex = 3;
            //
            // label3
            //
            this.label3.AutoSize = true;
            this.label3.Location = new System.Drawing.Point(12, 55);
            this.label3.Name = "label3";
            this.label3.Size = new System.Drawing.Size(65, 12);
            this.label3.TabIndex = 4;
            this.label3.Text = "歌曲名称：";
            //
            // textBox3
            //
            this.textBox3.Location = new System.Drawing.Point(101, 83);
            this.textBox3.Name = "textBox3";
            this.textBox3.Size = new System.Drawing.Size(328, 21);
            this.textBox3.TabIndex = 5;
            //
            // label4
            //
            this.label4.AutoSize = true;
            this.label4.Location = new System.Drawing.Point(12, 127);
            this.label4.Name = "label4";
            this.label4.Size = new System.Drawing.Size(83, 12);
            this.label4.TabIndex = 6;
            this.label4.Text = "当前位置(s)：";
            //
            // textBox4
            //
            this.textBox4.Location = new System.Drawing.Point(101, 118);
            this.textBox4.Name = "textBox4";
            this.textBox4.Size = new System.Drawing.Size(95, 21);
            this.textBox4.TabIndex = 7;
            //
            // label5
            //
            this.label5.AutoSize = true;
            this.label5.Location = new System.Drawing.Point(12, 159);
            this.label5.Name = "label5";
            this.label5.Size = new System.Drawing.Size(65, 12);
            this.label5.TabIndex = 8;
            this.label5.Text = "当前音量：";
            //
            // textBox5
            //
            this.textBox5.Location = new System.Drawing.Point(101, 150);
            this.textBox5.Name = "textBox5";
            this.textBox5.Size = new System.Drawing.Size(328, 21);
            this.textBox5.TabIndex = 9;
            //
            // button1
            //
            this.button1.Location = new System.Drawing.Point(2, 299);
            this.button1.Name = "button1";
            this.button1.Size = new System.Drawing.Size(75, 23);
            this.button1.TabIndex = 10;
            this.button1.Text = "打开文件";
            this.button1.UseVisualStyleBackColor = true;
            this.button1.Click += new System.EventHandler(this.button1_Click);
            //
            // button2
            //
            this.button2.Location = new System.Drawing.Point(83, 299);
            this.button2.Name = "button2";
            this.button2.Size = new System.Drawing.Size(75, 23);
            this.button2.TabIndex = 11;
            this.button2.Text = "播放";
            this.button2.UseVisualStyleBackColor = true;
            this.button2.Click += new System.EventHandler(this.button2_Click);
            //
            // button3
            //
            this.button3.Location = new System.Drawing.Point(164, 299);
            this.button3.Name = "button3";
            this.button3.Size = new System.Drawing.Size(75, 23);
            this.button3.TabIndex = 12;
            this.button3.Text = "暂停";
            this.button3.UseVisualStyleBackColor = true;
            this.button3.Click += new System.EventHandler(this.button3_Click);
            //
            // button4
            //
            this.button4.Location = new System.Drawing.Point(245, 299);
            this.button4.Name = "button4";
            this.button4.Size = new System.Drawing.Size(75, 23);
            this.button4.TabIndex = 13;
            this.button4.Text = "停止";
            this.button4.UseVisualStyleBackColor = true;
            this.button4.Click += new System.EventHandler(this.button4_Click);
            //
            // button5
            //
            this.button5.Location = new System.Drawing.Point(326, 299);
            this.button5.Name = "button5";
            this.button5.Size = new System.Drawing.Size(75, 23);
            this.button5.TabIndex = 14;
            this.button5.Text = "半速播放";
            this.button5.UseVisualStyleBackColor = true;
            this.button5.Click += new System.EventHandler(this.button5_Click);
            //
            // button6
            //
            this.button6.Location = new System.Drawing.Point(407, 299);
            this.button6.Name = "button6";
            this.button6.Size = new System.Drawing.Size(75, 23);
            this.button6.TabIndex = 15;
            this.button6.Text = "倍速播放";
            this.button6.UseVisualStyleBackColor = true;
            this.button6.Click += new System.EventHandler(this.button6_Click);
            //
            // timer1
            //
            this.timer1.Interval = 200;
            this.timer1.Tick += new System.EventHandler(this.timer1_Tick);
            //
            // button7
            //
            this.button7.Location = new System.Drawing.Point(224, 118);
            this.button7.Name = "button7";
            this.button7.Size = new System.Drawing.Size(116, 23);
            this.button7.TabIndex = 16;
            this.button7.Text = "设置当前位置(s)";
            this.button7.UseVisualStyleBackColor = true;
            this.button7.Click += new System.EventHandler(this.button7_Click);
            //
            // label6
            //
            this.label6.AutoSize = true;
            this.label6.Location = new System.Drawing.Point(12, 223);
            this.label6.Name = "label6";
            this.label6.Size = new System.Drawing.Size(89, 12);
            this.label6.TabIndex = 17;
            this.label6.Text = "文件当前状态：";
            //
            // textBox6
            //
            this.textBox6.Location = new System.Drawing.Point(107, 220);
            this.textBox6.Name = "textBox6";
            this.textBox6.Size = new System.Drawing.Size(95, 21);
            this.textBox6.TabIndex = 18;
            //
            // label7
            //
            this.label7.AutoSize = true;
            this.label7.Location = new System.Drawing.Point(12, 188);
            this.label7.Name = "label7";
            this.label7.Size = new System.Drawing.Size(65, 12);
            this.label7.TabIndex = 19;
            this.label7.Text = "音量调节：";
            //
            // textBox8
            //
            this.textBox8.Location = new System.Drawing.Point(346, 118);
            this.textBox8.Name = "textBox8";
            this.textBox8.Size = new System.Drawing.Size(83, 21);
            this.textBox8.TabIndex = 22;
            //
            // button9
            //
            this.button9.Location = new System.Drawing.Point(245, 258);
            this.button9.Name = "button9";
            this.button9.Size = new System.Drawing.Size(75, 23);
            this.button9.TabIndex = 23;
            this.button9.Text = "录音/播放";
            this.button9.UseVisualStyleBackColor = true;
            //
            // button10
            //
            this.button10.Location = new System.Drawing.Point(2, 340);
            this.button10.Name = "button10";
            this.button10.Size = new System.Drawing.Size(75, 23);
            this.button10.TabIndex = 24;
            this.button10.Text = "声音开";
            this.button10.UseVisualStyleBackColor = true;
            this.button10.Click += new System.EventHandler(this.button10_Click);
            //
            // button11
            //
            this.button11.Location = new System.Drawing.Point(101, 340);
            this.button11.Name = "button11";
            this.button11.Size = new System.Drawing.Size(75, 23);
            this.button11.TabIndex = 25;
            this.button11.Text = "声音关";
            this.button11.UseVisualStyleBackColor = true;
            this.button11.Click += new System.EventHandler(this.button11_Click);
            //
            // label8
            //
            this.label8.AutoSize = true;
            this.label8.Location = new System.Drawing.Point(12, 263);
            this.label8.Name = "label8";
            this.label8.Size = new System.Drawing.Size(83, 12);
            this.label8.TabIndex = 26;
            this.label8.Text = "录音时间(s)：";
            //
            // textBox9
            //
            this.textBox9.Location = new System.Drawing.Point(101, 258);
            this.textBox9.Name = "textBox9";
            this.textBox9.Size = new System.Drawing.Size(129, 21);
            this.textBox9.TabIndex = 27;
            //
            // label9
            //
            this.label9.AutoSize = true;
            this.label9.Location = new System.Drawing.Point(222, 229);
            this.label9.Name = "label9";
            this.label9.Size = new System.Drawing.Size(143, 12);
            this.label9.TabIndex = 28;
            this.label9.Text = "1：播放,2：暂停,3：停止";
            //
            // trackBar1
            //
            this.trackBar1.Location = new System.Drawing.Point(101, 178);
            this.trackBar1.Maximum = 100;
            this.trackBar1.Name = "trackBar1";
            this.trackBar1.Size = new System.Drawing.Size(328, 45);
            this.trackBar1.TabIndex = 29;
            this.trackBar1.Scroll += new System.EventHandler(this.trackBar1_Scroll);
            //
            // FormPlayer
            //
            this.AutoScaleDimensions = new System.Drawing.SizeF(6F, 12F);
            this.AutoScaleMode = System.Windows.Forms.AutoScaleMode.Font;
            this.ClientSize = new System.Drawing.Size(488, 364);
            this.Controls.Add(this.trackBar1);
            this.Controls.Add(this.label9);
            this.Controls.Add(this.textBox9);
            this.Controls.Add(this.label8);
            this.Controls.Add(this.button11);
            this.Controls.Add(this.button10);
            this.Controls.Add(this.button9);
            this.Controls.Add(this.textBox8);
            this.Controls.Add(this.label7);
            this.Controls.Add(this.textBox6);
            this.Controls.Add(this.label6);
            this.Controls.Add(this.button7);
            this.Controls.Add(this.button6);
            this.Controls.Add(this.button5);
            this.Controls.Add(this.button4);
            this.Controls.Add(this.button3);
            this.Controls.Add(this.button2);
            this.Controls.Add(this.button1);
            this.Controls.Add(this.textBox5);
            this.Controls.Add(this.label5);
            this.Controls.Add(this.textBox4);
            this.Controls.Add(this.label4);
            this.Controls.Add(this.textBox3);
            this.Controls.Add(this.label3);
            this.Controls.Add(this.textBox2);
            this.Controls.Add(this.label2);
            this.Controls.Add(this.textBox1);
            this.Controls.Add(this.label1);
            this.Name = "FormPlayer";
            this.Text = "实例";
            this.Load += new System.EventHandler(this.FormPlayer_Load);
            ((System.ComponentModel.ISupportInitialize)(this.trackBar1)).EndInit();
            this.ResumeLayout(false);
            this.PerformLayout();

        }

        #endregion

        private System.Windows.Forms.Label label1;
        private System.Windows.Forms.TextBox textBox1;
        private System.Windows.Forms.Label label2;
        private System.Windows.Forms.TextBox textBox2;
        private System.Windows.Forms.Label label3;
        private System.Windows.Forms.TextBox textBox3;
        private System.Windows.Forms.Label label4;
        private System.Windows.Forms.TextBox textBox4;
        private System.Windows.Forms.Label label5;
        private System.Windows.Forms.TextBox textBox5;
        private System.Windows.Forms.Button button1;
        private System.Windows.Forms.Button button2;
        private System.Windows.Forms.Button button3;
        private System.Windows.Forms.Button button4;
        private System.Windows.Forms.Button button5;
        private System.Windows.Forms.Button button6;
        private System.Windows.Forms.Timer timer1;
        private System.Windows.Forms.Button button7;
        private System.Windows.Forms.Label label6;
        private System.Windows.Forms.TextBox textBox6;
        private System.Windows.Forms.Label label7;
        private System.Windows.Forms.TextBox textBox8;
        private System.Windows.Forms.Button button9;
        private System.Windows.Forms.Button button10;
        private System.Windows.Forms.Button button11;
        private System.Windows.Forms.Label label8;
        private System.Windows.Forms.TextBox textBox9;
        private System.Windows.Forms.Label label9;
        private System.Windows.Forms.TrackBar trackBar1;
    }
}

播放文件的类（Song.cs）：

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using System;   
using System.Collections.Generic;   
using System.Text;   
using System.Runtime.InteropServices;   
using System.Windows.Forms;   
  
  
namespace MyPlayer   
{   
    public class Song   
    {   
        //声明调用“GetShortPathName”函数，功能：获得短文件名；   
        [DllImport("kernel32.dll", CharSet = CharSet.Auto)]   
        public static extern int GetShortPathName(   
         string lpszLongPath,   
         string shortFile,   
         int cchBuffer   
        );   
        //声明调用“mciSendString”函数，功能：向 mci 设备发送播放等命令；   
        [DllImport("winmm.dll", EntryPoint = "mciSendString", CharSet = CharSet.Auto)]   
        public static extern int mciSendString(   
         string lpstrCommand,   
         string lpstrReturnString,   
         int uReturnLength,   
         int hwndCallback   
        );   
  
        //声明调用 "waveOutGetVolume"函数，功能：获取系统当前音量；   
  
        //[DllImport("Winmm.dll")]   
       // public static extern uint waveOutGetVolume(   
         //int hwo,   
         //out System.UInt32 pdwVolume   
       // );    
         
  
        //定义在API函数使用的字符串变量    
        [MarshalAs(UnmanagedType.ByValTStr, SizeConst = 255)] //指定在托管代码和非托管代码之间传送数据的方式；   
        private string ShortPathName = "";   
        [MarshalAs(UnmanagedType.ByValTStr, SizeConst = 128)]   
        private string TotalLength = "";   
        [MarshalAs(UnmanagedType.LPTStr, SizeConst = 128)]   
        private string StrTemp = "";   
  
       
       //定义播放状态枚举变量   
        public enum StatusState   
        {   
            Playing = 1,//定义为播放状态；   
            Paused = 2,//定义为暂停状态；   
            Stopped = 3//定义为停止状态；   
        };   
        public StatusState FileState;   
  
        public string FilePath; //存储文件路径；   
        public string FilePathName //FilePath 的属性；   
        {   
            set  
            {   
               FilePath=value;   
            }   
        }   
  
  
        public Song()   
        {   
            //Song类的构造函数；   
           // FilePath = File;   
        }   
  
        public void OpenFile()//打开要播放的音频文件；   
        {   
            try  
            {   
                ShortPathName = ShortPathName.PadLeft(255, Convert.ToChar(" "));   
                StrTemp = StrTemp.PadLeft(127, Convert.ToChar(" "));   
                //获取文件短路经名；   
                int Retu = GetShortPathName(FilePath, ShortPathName, ShortPathName.Length );   
                string ShortPath = ShortPathName.ToString();   
                ShortPath = GetPath(ShortPath);//去掉最后一个字符；   
                mciSendString("close all", StrTemp, StrTemp.Length, 0);   
                //打开要播放文件，别名为"song"；   
                mciSendString("open " + ShortPath + " alias song", StrTemp, StrTemp.Length , 0);   
           
                //设置文件的时间为毫秒;   
                mciSendString("set song time format milliseconds", StrTemp, StrTemp.Length, 0);   
                //将文件播放状态存入变量  FileState 中；   
                FileState = StatusState.Stopped;   
            }   
            catch {   
                   MessageBox.Show("文件打开失败，可能不支持此文件的播放！", "错误", MessageBoxButtons.OK,   
                                    MessageBoxIcon.Error);   
            }   
               
        }   
  
        //正常播放；   
        public void Play()   
        {   
            StrTemp = "";   
            StrTemp = StrTemp.PadLeft(128, Convert.ToChar(" "));   
            //设置播放速度为"1000" ；   
            mciSendString("set song speed 1000", StrTemp, StrTemp.Length, 0);   
            if (FileState == StatusState.Stopped)   
            {   
                //如果 FileState 为 StatusState.Stopped，播放状态为"停止"，向MCI发送播放命令；   
                mciSendString("play song", StrTemp, StrTemp.Length, 0);   
            }   
            else if (FileState == StatusState.Paused)   
            {   
                //如果 FileState 为 S StatusState.Paused，播放状态为"暂停"，向MCI发送继续播放命令；   
                mciSendString("resume song", StrTemp, StrTemp.Length, 0);   
                   
            }   
            FileState = StatusState.Playing;   
        }   
  
        //在指定位置播放；   
        public void Play(int StartTime)   
        {   
            StrTemp = "";   
            StrTemp = StrTemp.PadLeft(128, Convert.ToChar(" "));   
            if (FileState == StatusState.Stopped)   
            {   
                //从指定位置开始播放；   
                mciSendString("play song from " + Convert.ToString(StartTime * 1000), StrTemp, StrTemp.Length, 0);   
            }   
            else if (FileState == StatusState.Paused)   
            {   
                     //执行暂停前的播放；   
                     mciSendString("resume song", StrTemp, StrTemp.Length, 0);   
            }   
            FileState = StatusState.Playing;   
        }   
  
        //播放"StartTime" ～ "EndTime"之间的音频内容；   
        public void Play(int StartTime,int EndTime)   
        {   
            StrTemp = "";   
            StrTemp = StrTemp.PadLeft(128, Convert.ToChar(" "));   
            mciSendString("play song from " + Convert.ToString(StartTime * 1000) + " to " + Convert.ToString(EndTime * 1000),   
                           StrTemp, StrTemp.Length, 0);   
            FileState = StatusState.Playing;   
        }   
  
        //半速播放；   
        public void PlayHalfSpeed()   
        {   
            StrTemp = "";   
            StrTemp = StrTemp.PadLeft(128, Convert.ToChar(" "));   
            //这里的 "500" 为播放速度，"1000"为正常播放，大于1000为快速播放，小于1000为慢速播放；   
            mciSendString("set song speed 500", StrTemp, StrTemp.Length, 0);   
            if (FileState == StatusState.Stopped)   
            {   
                mciSendString("play song", StrTemp, StrTemp.Length, 0);   
            }   
            else if (FileState == StatusState.Paused)   
            {   
                mciSendString("resume song", StrTemp, StrTemp.Length, 0);   
  
            }   
            FileState = StatusState.Playing;   
        }   
        //倍速播放   
        public void PlayDoubleSpeed()   
        {   
            StrTemp = "";   
            StrTemp = StrTemp.PadLeft(128, Convert.ToChar(" "));   
            //设置播放速度为 "2"倍,"1000"为正常播放；   
            mciSendString("set song speed 2000", StrTemp, StrTemp.Length, 0);   
            if (FileState == StatusState.Stopped)   
            {   
                mciSendString("play song", StrTemp, StrTemp.Length, 0);   
            }   
            else if (FileState == StatusState.Paused)   
            {   
                mciSendString("resume song", StrTemp, StrTemp.Length, 0);   
  
            }   
            FileState = StatusState.Playing;   
        }   
        //停止；   
        public void Stop()   
        {   
            StrTemp = "";   
            StrTemp = StrTemp.PadLeft(128, Convert.ToChar(" "));   
            //关闭歌曲；   
            mciSendString("close song", StrTemp, 128, 0);   
            mciSendString("close all", StrTemp, 128, 0);   
            FileState = StatusState.Stopped;   
        }   
        //暂停；   
        public void Pause()   
        {   
            StrTemp = "";   
            StrTemp = StrTemp.PadLeft(128, Convert.ToChar(" "));   
            //向MCI发送暂停播放命令；   
            mciSendString("pause song", StrTemp, StrTemp.Length, 0);   
            FileState = StatusState.Paused;   
     
        }   
  
           
        //获取总时间；   
        public int Duration   
        {   
            get    
            {   
                TotalLength = "";   
                TotalLength = TotalLength.PadLeft(128, Convert.ToChar(" "));   
                //向MCI发送获取文件长度的命令；   
                mciSendString("status song length", TotalLength, TotalLength.Length, 0);   
                TotalLength = TotalLength.Trim();//去除多余空格；   
                if (TotalLength == "")   
                {   
                    return 0;   
                }   
                else  
                {   
                       
                    return (int)(Convert.ToDouble(TotalLength) / 1000);   
                }   
            }   
        }   
  
        //获取/设置当前位置；   
        public int CurrentPosition   
        {   //获取文件的当前播放位置；   
            get    
            {   
                TotalLength = "";   
                TotalLength = TotalLength.PadLeft(128, Convert.ToChar(" "));   
                mciSendString("status song position", TotalLength, TotalLength.Length, 0);   
                int ireturn=0;   
                try  
                {   
  
                    if (TotalLength == "" || TotalLength.Trim() == "//0") return 0;   
  
  
                    return (int)(Convert.ToDouble(TotalLength.Trim()));   
                }   
  
                catch(Exception ex){   
  
                   
                }   
  
                    return ireturn ;   
                   
                   
  
  
  
            }   
            //设置文件播放的当前位置；   
            set    
            {   
                TotalLength = "";   
                TotalLength = TotalLength.PadLeft(128, Convert.ToChar(" "));   
                mciSendString("seek song to " + Convert.ToString(value * 1000) , TotalLength, TotalLength.Length, 0);   
                //如果文件处于播放状态，则到指定位置后继续播放；   
                if (FileState == StatusState.Playing)    
                {   
                    mciSendString("play song", TotalLength, TotalLength.Length, 0);   
                }   
                   
            }   
        }   
        //获取文件名；   
        public string FileName   
        {   
            get  
            {   
                int StrIndex = FilePath.LastIndexOf("//");//查找最后一个字符串"/"的位置；   
                int PointIndex = FilePath.LastIndexOf(".");//查找最后一个字符串"."的位置；   
                string ReturnFileName = FilePath.Substring((StrIndex + 1), (PointIndex - StrIndex - 1));   
                return ReturnFileName;   
            }   
        }   
  
        //获取文件当前状态；   
        public int  Status()   
        {     
            return (int)FileState;   
        }   
  
           
        //录音；   
        public void Record(int Time)   
        {   
            try  
            {   
                StrTemp = "";   
                StrTemp = StrTemp.PadLeft(128, Convert.ToChar(" "));   
                //创建音频文件   
                mciSendString("open new type waveaudio alias song", StrTemp, StrTemp.Length, 0);   
                //设置时间格式为毫秒，采样率为8；   
                mciSendString("set song time format milliseconds bitspersample 8 samplespersec 11025", StrTemp, 1024, 0);   
                //设置为立体声播放；   
                mciSendString("set song channels 2", StrTemp, StrTemp.Length, 0);   
                //向MCI发送录音命令；   
                mciSendString("record song to " + Convert.ToString(Time * 1000), StrTemp, StrTemp.Length, 0);   
  
                int StartTime = System.Environment.TickCount; //获取系统启动后经历的毫秒数；   
                //录音开始后，在规定的时间内播放；   
                while (true)   
                {   
                    /*用当前获取的系统启动后经历的毫秒数 减去 "StartTime" 的差和 (Time * 1000)  进行比较，  
                     *如果前者大于后者，说明自录音开始后经历了Time（S）；  
                    */  
                    if (System.Environment.TickCount - StartTime > (Time * 1000))   
                    {   
                        mciSendString("stop song", StrTemp, StrTemp.Length, 0);   
                        mciSendString("play song from 1", StrTemp, StrTemp.Length, 0);   
                        break;   
                    }   
                    application.DoEvents();  //为了不影响系统执行其他程序，这里将控制权提交给操作系统；   
                }   
            }   
            catch {   
                MessageBox.Show("在录音操作时，产生一个错误！", "错误", MessageBoxButtons.OK,   
                           MessageBoxIcon.Error);   
            }   
         }   
  
        //播放录音；   
        public void Recordplay()   
        {   
            StrTemp = "";   
            StrTemp = StrTemp.PadLeft(128, Convert.ToChar(" "));   
            mciSendString("stop song", StrTemp, StrTemp.Length, 0);   
            mciSendString("play song from 1", StrTemp, StrTemp.Length, 0);   
  
        }   
  
        //获取当前音量；   
        public int TheVolume()   
        {   
            /*uint VolumeSize;  
             * int Flag = 0;  
             * uint i = waveOutGetVolume(Flag, out VolumeSize);  
             * return (int)(VolumeSize & 0xFFFF);//右声道的音量；  
            */  
  
            /*你要求中写的是获取（系统）音量，上面注释部分代码就是获取（系统）  
             * 音量的，不过我只写了获取右声道的，它和控制音频音量不是一个概念，  
             * 音频音量的最大值为"1000"，如果你要控制音频的音量，下面代码更好一些；  
             * 如果你要获取的是系统的音量就用上面的代码，并把上半部分调用的  
             * "waveOutGetVolume" 的声明部分注释去掉；  
             */  
            StrTemp = "";   
            StrTemp = StrTemp.PadLeft(128, Convert.ToChar(" "));   
            mciSendString("status song volume", StrTemp, StrTemp.Length, 0);   
            string SongVolume = StrTemp.Trim();   
            return Convert.ToInt32(SongVolume);   
        }   
  
        //设置音量；   
        public void SetVolume(int volume)   
        {   
            StrTemp = "";   
            StrTemp = StrTemp.PadLeft(128, Convert.ToChar(" "));   
            int SoundVolume = volume;   
            if (SoundVolume > 1000) SoundVolume = 1000;//音量最大值为1000；   
            if (SoundVolume <0) SoundVolume = 0;//音量最小值为0；   
            //设置音量；   
            mciSendString("setaudio song volume to " + Convert.ToString(SoundVolume), StrTemp, StrTemp.Length, 0);   
    
        }   
  
        //声音关；   
        public void VolumeOff()   
        {   
            StrTemp = "";   
            StrTemp = StrTemp.PadLeft(128, Convert.ToChar(" "));   
            //关闭声音；   
            mciSendString("setaudio song off", StrTemp, StrTemp.Length, 0);   
        }   
  
        //声开；   
        public void VolumeOn()   
        {   
            StrTemp = "";   
            StrTemp = StrTemp.PadLeft(128, Convert.ToChar(" "));   
            // 打开声音；   
            mciSendString("setaudio song on", StrTemp, StrTemp.Length, 0);   
        }   
  
        private string GetPath(string FileNameTemp)   
        {   
            if (FileNameTemp.Length < 1) return "";   
            FileNameTemp = FileNameTemp.Trim();//去除两边的空格；   
            FileNameTemp = FileNameTemp.Substring(0, FileNameTemp.Length - 1);//去除最后一个字符；   
            return FileNameTemp;   
        }   
  
           
    }   
}  
using System;
using System.Collections.Generic;
using System.Text;
using System.Runtime.InteropServices;
using System.Windows.Forms;


namespace MyPlayer
{
    public class Song
    {
        //声明调用“GetShortPathName”函数，功能：获得短文件名；
        [DllImport("kernel32.dll", CharSet = CharSet.Auto)]
        public static extern int GetShortPathName(
         string lpszLongPath,
         string shortFile,
         int cchBuffer
        );
        //声明调用“mciSendString”函数，功能：向 mci 设备发送播放等命令；
        [DllImport("winmm.dll", EntryPoint = "mciSendString", CharSet = CharSet.Auto)]
        public static extern int mciSendString(
         string lpstrCommand,
         string lpstrReturnString,
         int uReturnLength,
         int hwndCallback
        );

        //声明调用 "waveOutGetVolume"函数，功能：获取系统当前音量；

        //[DllImport("Winmm.dll")]
       // public static extern uint waveOutGetVolume(
         //int hwo,
         //out System.UInt32 pdwVolume
       // );
      

        //定义在API函数使用的字符串变量
        [MarshalAs(UnmanagedType.ByValTStr, SizeConst = 255)] //指定在托管代码和非托管代码之间传送数据的方式；
        private string ShortPathName = "";
        [MarshalAs(UnmanagedType.ByValTStr, SizeConst = 128)]
        private string TotalLength = "";
        [MarshalAs(UnmanagedType.LPTStr, SizeConst = 128)]
        private string StrTemp = "";

    
       //定义播放状态枚举变量
        public enum StatusState
        {
            Playing = 1,//定义为播放状态；
            Paused = 2,//定义为暂停状态；
            Stopped = 3//定义为停止状态；
        };
        public StatusState FileState;

        public string FilePath; //存储文件路径；
        public string FilePathName //FilePath 的属性；
        {
            set
            {
               FilePath=value;
            }
        }


        public Song()
        {
            //Song类的构造函数；
           // FilePath = File;
        }

        public void OpenFile()//打开要播放的音频文件；
        {
            try
            {
                ShortPathName = ShortPathName.PadLeft(255, Convert.ToChar(" "));
                StrTemp = StrTemp.PadLeft(127, Convert.ToChar(" "));
                //获取文件短路经名；
                int Retu = GetShortPathName(FilePath, ShortPathName, ShortPathName.Length );
                string ShortPath = ShortPathName.ToString();
                ShortPath = GetPath(ShortPath);//去掉最后一个字符；
                mciSendString("close all", StrTemp, StrTemp.Length, 0);
                //打开要播放文件，别名为"song"；
                mciSendString("open " + ShortPath + " alias song", StrTemp, StrTemp.Length , 0);
        
                //设置文件的时间为毫秒;
                mciSendString("set song time format milliseconds", StrTemp, StrTemp.Length, 0);
                //将文件播放状态存入变量  FileState 中；
                FileState = StatusState.Stopped;
            }
            catch {
                   MessageBox.Show("文件打开失败，可能不支持此文件的播放！", "错误", MessageBoxButtons.OK,
                                    MessageBoxIcon.Error);
            }
            
        }

        //正常播放；
        public void Play()
        {
            StrTemp = "";
            StrTemp = StrTemp.PadLeft(128, Convert.ToChar(" "));
            //设置播放速度为"1000" ；
            mciSendString("set song speed 1000", StrTemp, StrTemp.Length, 0);
            if (FileState == StatusState.Stopped)
            {
                //如果 FileState 为 StatusState.Stopped，播放状态为"停止"，向MCI发送播放命令；
                mciSendString("play song", StrTemp, StrTemp.Length, 0);
            }
            else if (FileState == StatusState.Paused)
            {
                //如果 FileState 为 S StatusState.Paused，播放状态为"暂停"，向MCI发送继续播放命令；
                mciSendString("resume song", StrTemp, StrTemp.Length, 0);
                
            }
            FileState = StatusState.Playing;
        }

        //在指定位置播放；
        public void Play(int StartTime)
        {
            StrTemp = "";
            StrTemp = StrTemp.PadLeft(128, Convert.ToChar(" "));
            if (FileState == StatusState.Stopped)
            {
                //从指定位置开始播放；
                mciSendString("play song from " + Convert.ToString(StartTime * 1000), StrTemp, StrTemp.Length, 0);
            }
            else if (FileState == StatusState.Paused)
            {
                     //执行暂停前的播放；
                     mciSendString("resume song", StrTemp, StrTemp.Length, 0);
            }
            FileState = StatusState.Playing;
        }

        //播放"StartTime" ～ "EndTime"之间的音频内容；
        public void Play(int StartTime,int EndTime)
        {
            StrTemp = "";
            StrTemp = StrTemp.PadLeft(128, Convert.ToChar(" "));
            mciSendString("play song from " + Convert.ToString(StartTime * 1000) + " to " + Convert.ToString(EndTime * 1000),
                           StrTemp, StrTemp.Length, 0);
            FileState = StatusState.Playing;
        }

        //半速播放；
        public void PlayHalfSpeed()
        {
            StrTemp = "";
            StrTemp = StrTemp.PadLeft(128, Convert.ToChar(" "));
            //这里的 "500" 为播放速度，"1000"为正常播放，大于1000为快速播放，小于1000为慢速播放；
            mciSendString("set song speed 500", StrTemp, StrTemp.Length, 0);
            if (FileState == StatusState.Stopped)
            {
                mciSendString("play song", StrTemp, StrTemp.Length, 0);
            }
            else if (FileState == StatusState.Paused)
            {
                mciSendString("resume song", StrTemp, StrTemp.Length, 0);

            }
            FileState = StatusState.Playing;
        }
        //倍速播放
        public void PlayDoubleSpeed()
        {
            StrTemp = "";
            StrTemp = StrTemp.PadLeft(128, Convert.ToChar(" "));
            //设置播放速度为 "2"倍,"1000"为正常播放；
            mciSendString("set song speed 2000", StrTemp, StrTemp.Length, 0);
            if (FileState == StatusState.Stopped)
            {
                mciSendString("play song", StrTemp, StrTemp.Length, 0);
            }
            else if (FileState == StatusState.Paused)
            {
                mciSendString("resume song", StrTemp, StrTemp.Length, 0);

            }
            FileState = StatusState.Playing;
        }
        //停止；
        public void Stop()
        {
            StrTemp = "";
            StrTemp = StrTemp.PadLeft(128, Convert.ToChar(" "));
            //关闭歌曲；
            mciSendString("close song", StrTemp, 128, 0);
            mciSendString("close all", StrTemp, 128, 0);
            FileState = StatusState.Stopped;
        }
        //暂停；
        public void Pause()
        {
            StrTemp = "";
            StrTemp = StrTemp.PadLeft(128, Convert.ToChar(" "));
            //向MCI发送暂停播放命令；
            mciSendString("pause song", StrTemp, StrTemp.Length, 0);
            FileState = StatusState.Paused;
  
        }

        
        //获取总时间；
        public int Duration
        {
            get
            {
                TotalLength = "";
                TotalLength = TotalLength.PadLeft(128, Convert.ToChar(" "));
                //向MCI发送获取文件长度的命令；
                mciSendString("status song length", TotalLength, TotalLength.Length, 0);
                TotalLength = TotalLength.Trim();//去除多余空格；
                if (TotalLength == "")
                {
                    return 0;
                }
                else
                {
                    
                    return (int)(Convert.ToDouble(TotalLength) / 1000);
                }
            }
        }

        //获取/设置当前位置；
        public int CurrentPosition
        {   //获取文件的当前播放位置；
            get
            {
                TotalLength = "";
                TotalLength = TotalLength.PadLeft(128, Convert.ToChar(" "));
                mciSendString("status song position", TotalLength, TotalLength.Length, 0);
                int ireturn=0;
                try
                {

                    if (TotalLength == "" || TotalLength.Trim() == "//0") return 0;


                    return (int)(Convert.ToDouble(TotalLength.Trim()));
                }

                catch(Exception ex){

                
                }

                    return ireturn ;
                
                



            }
            //设置文件播放的当前位置；
            set
            {
                TotalLength = "";
                TotalLength = TotalLength.PadLeft(128, Convert.ToChar(" "));
                mciSendString("seek song to " + Convert.ToString(value * 1000) , TotalLength, TotalLength.Length, 0);
                //如果文件处于播放状态，则到指定位置后继续播放；
                if (FileState == StatusState.Playing)
                {
                    mciSendString("play song", TotalLength, TotalLength.Length, 0);
                }
                
            }
        }
        //获取文件名；
        public string FileName
        {
            get
            {
                int StrIndex = FilePath.LastIndexOf("//");//查找最后一个字符串"/"的位置；
                int PointIndex = FilePath.LastIndexOf(".");//查找最后一个字符串"."的位置；
                string ReturnFileName = FilePath.Substring((StrIndex + 1), (PointIndex - StrIndex - 1));
                return ReturnFileName;
            }
        }

        //获取文件当前状态；
        public int  Status()
        {  
            return (int)FileState;
        }

        
        //录音；
        public void Record(int Time)
        {
            try
            {
                StrTemp = "";
                StrTemp = StrTemp.PadLeft(128, Convert.ToChar(" "));
                //创建音频文件
                mciSendString("open new type waveaudio alias song", StrTemp, StrTemp.Length, 0);
                //设置时间格式为毫秒，采样率为8；
                mciSendString("set song time format milliseconds bitspersample 8 samplespersec 11025", StrTemp, 1024, 0);
                //设置为立体声播放；
                mciSendString("set song channels 2", StrTemp, StrTemp.Length, 0);
                //向MCI发送录音命令；
                mciSendString("record song to " + Convert.ToString(Time * 1000), StrTemp, StrTemp.Length, 0);

                int StartTime = System.Environment.TickCount; //获取系统启动后经历的毫秒数；
                //录音开始后，在规定的时间内播放；
                while (true)
                {
                    /*用当前获取的系统启动后经历的毫秒数 减去 "StartTime" 的差和 (Time * 1000)  进行比较，
                     *如果前者大于后者，说明自录音开始后经历了Time（S）；
                    */
                    if (System.Environment.TickCount - StartTime > (Time * 1000))
                    {
                        mciSendString("stop song", StrTemp, StrTemp.Length, 0);
                        mciSendString("play song from 1", StrTemp, StrTemp.Length, 0);
                        break;
                    }
                    Application.DoEvents();  //为了不影响系统执行其他程序，这里将控制权提交给操作系统；
                }
            }
            catch {
                MessageBox.Show("在录音操作时，产生一个错误！", "错误", MessageBoxButtons.OK,
                           MessageBoxIcon.Error);
            }
         }

        //播放录音；
        public void Recordplay()
        {
            StrTemp = "";
            StrTemp = StrTemp.PadLeft(128, Convert.ToChar(" "));
            mciSendString("stop song", StrTemp, StrTemp.Length, 0);
            mciSendString("play song from 1", StrTemp, StrTemp.Length, 0);

        }

        //获取当前音量；
        public int TheVolume()
        {
            /*uint VolumeSize;
             * int Flag = 0;
             * uint i = waveOutGetVolume(Flag, out VolumeSize);
             * return (int)(VolumeSize & 0xFFFF);//右声道的音量；
            */

            /*你要求中写的是获取（系统）音量，上面注释部分代码就是获取（系统）
             * 音量的，不过我只写了获取右声道的，它和控制音频音量不是一个概念，
             * 音频音量的最大值为"1000"，如果你要控制音频的音量，下面代码更好一些；
             * 如果你要获取的是系统的音量就用上面的代码，并把上半部分调用的
             * "waveOutGetVolume" 的声明部分注释去掉；
             */
            StrTemp = "";
            StrTemp = StrTemp.PadLeft(128, Convert.ToChar(" "));
            mciSendString("status song volume", StrTemp, StrTemp.Length, 0);
            string SongVolume = StrTemp.Trim();
            return Convert.ToInt32(SongVolume);
        }

        //设置音量；
        public void SetVolume(int volume)
        {
            StrTemp = "";
            StrTemp = StrTemp.PadLeft(128, Convert.ToChar(" "));
            int SoundVolume = volume;
            if (SoundVolume > 1000) SoundVolume = 1000;//音量最大值为1000；
            if (SoundVolume <0) SoundVolume = 0;//音量最小值为0；
            //设置音量；
            mciSendString("setaudio song volume to " + Convert.ToString(SoundVolume), StrTemp, StrTemp.Length, 0);

        }

        //声音关；
        public void VolumeOff()
        {
            StrTemp = "";
            StrTemp = StrTemp.PadLeft(128, Convert.ToChar(" "));
            //关闭声音；
            mciSendString("setaudio song off", StrTemp, StrTemp.Length, 0);
        }

        //声开；
        public void VolumeOn()
        {
            StrTemp = "";
            StrTemp = StrTemp.PadLeft(128, Convert.ToChar(" "));
            // 打开声音；
            mciSendString("setaudio song on", StrTemp, StrTemp.Length, 0);
        }

        private string GetPath(string FileNameTemp)
        {
            if (FileNameTemp.Length < 1) return "";
            FileNameTemp = FileNameTemp.Trim();//去除两边的空格；
            FileNameTemp = FileNameTemp.Substring(0, FileNameTemp.Length - 1);//去除最后一个字符；
            return FileNameTemp;
        }

        
    }
}


公共类（ClassCommon.cs）：

view plaincopy to clipboardprint?
using System;   
using System.Collections.Generic;   
using System.Text;   
  
namespace MyPlayer   
{   
    public class ClassCommon   
    {   
  
        public static string SongCrrentTime="00:00.00";   
  
  
  
  
    }   
}  

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