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   源码介绍

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源码在player文件夹，仅仅实现了 选择音乐文件，然后 双击能播放。。。

完整版，全套资料，源代码素材包！轻松学编程！

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Forms;
using System.IO;

namespace player
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }

        private void Form1_Load(object sender, EventArgs e)
        {
            musicPlayer.settings.autoStart = false;
            //musicPlayer.URL = @"E:\星星\音乐管理\Kugou\【春光灿烂猪八戒】好春光.mp3";
            lblVolumeState.Image =Image.FromFile(AppDomain.CurrentDomain.BaseDirectory "files\\播放.png");
        }

        private void btnPlay_Click(object sender, EventArgs e)
        {
            musicPlayer.Ctlcontrols.play();
        }

        private void btnPause_Click(object sender, EventArgs e)
        {
            musicPlayer.Ctlcontrols.pause();
        }

        private void btnStop_Click(object sender, EventArgs e)
        {
            musicPlayer.Ctlcontrols.stop();
        }

        private void btnPlayOrPause_Click(object sender, EventArgs e)
        {
            if (btnPlayOrPause.Text == "播放")
            {
                musicPlayer.Ctlcontrols.play();
                btnPlayOrPause.Text = "暂停";
            }
            else if(btnPlayOrPause.Text=="暂停")
            {
                musicPlayer.Ctlcontrols.pause();
                btnPlayOrPause.Text = "播放";
            }
        }

        List<string> list = new List<string>();
        private void btnSelectMusic_Click(object sender, EventArgs e)
        {
            OpenFileDialog ofd = new OpenFileDialog();
            ofd.InitialDirectory = @"E:\星星\音乐管理\Kugou";
            ofd.Filter = "音乐文件|*.mp3|歌词文件|*.lrc|所有文件|*.*";
            ofd.Multiselect = true;
            ofd.Title = "请选择要播放的音乐文件，思密达~~~";
            ofd.ShowDialog();
            //获得所有兑换矿中所有的文件
            string[] path = ofd.FileNames;
            for(int i = 0; i < path.Length; i  )
            {
                //将文件的名称加载到listbox中
                listBox1.Items.Add(Path.GetFileName(path[i]));
                //将文件的全路径存储到泛型集合中
                list.Add(path[i]);
            }

        }
        /// <summary>
        ///双击播放音乐
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void listBox1_DoubleClick(object sender, EventArgs e)
        {
            if (listBox1.Items.Count == 0)
            {
                return;
            }

            musicPlayer.URL = list[listBox1.SelectedIndex];
            musicPlayer.Ctlcontrols.play();
            IsExistLrc(list[listBox1.SelectedIndex]);
        }
        //下一曲
        private void btnNext_Click(object sender, EventArgs e)
        {
            //获得当前的下标
            int index = listBox1.SelectedIndex;
            listBox1.SelectedIndices.Clear();
            index  ;
            if (index == listBox1.Items.Count)
            {
                index = 0;
            }
            //将改变后的索引的值赋值给listbox1的选中的索引
            listBox1.SelectedIndex = index;
            musicPlayer.URL = list[index];
            musicPlayer.Ctlcontrols.play();
        }

        private void btnUp_Click(object sender, EventArgs e)
        {
            int index = listBox1.SelectedIndex;
            //清空当前选中的所有索引列表
            listBox1.SelectedIndices.Clear();
            index--;
            if (index == 0)
            {
                index = listBox1.Items.Count;

            }
            listBox1.SelectedIndex = index;
            musicPlayer.URL = list[index];
            musicPlayer.Ctlcontrols.play();
    
        }

        private void btnAdd_Click(object sender, EventArgs e)
        {
            musicPlayer.settings.volume  = 5;
        }

        private void btnDec_Click(object sender, EventArgs e)
        {
            musicPlayer.settings.volume -= 5;
        }
        //静音或者放音
        private void lblVolumeState_Click(object sender, EventArgs e)
        {
            if (lblVolumeState.Tag.ToString() == "1")
            {
                musicPlayer.settings.mute = true;
                lblVolumeState.Image = Image.FromFile(AppDomain.CurrentDomain.BaseDirectory   "files\\暂停.png");
                lblVolumeState.Tag = 2;
            }
            else if(lblVolumeState.Tag.ToString() == "2")
            {
                musicPlayer.settings.mute = false;
                lblVolumeState.Image = Image.FromFile(AppDomain.CurrentDomain.BaseDirectory   "files\\播放.png");
                lblVolumeState.Tag = 1;
            }
        }
        //右键删除几首歌曲
        private void 删除ToolStripMenuItem_Click(object sender, EventArgs e)
        {
            //通过选中项的下标去删除
            //获得选中项目的个数
            int count = listBox1.SelectedItems.Count;
            for(int i = 0; i < count; i  )
            {
                list.RemoveAt(listBox1.SelectedIndex);
                listBox1.Items.RemoveAt(listBox1.SelectedIndex);
            }
        }

        private void timer1_Tick(object sender, EventArgs e)
        {
           // lblInformation.Text = musicPlayer.currentMedia.duration.ToString() "\r\n" musicPlayer.currentMedia.durationString "\r\n" musicPlayer.Ctlcontrols.currentPosition.ToString() "\r\n"   musicPlayer.Ctlcontrols.currentPositionString;//
        }
        /// <summary>
        /// 当播放状态发生改变的时候触发这个事件
        /// </summary>
        /// <param name="sender"></param>
        /// <param name="e"></param>
        private void musicPlayer_PlayStateChange(object sender, AxWMPLib._WMPOCXEvents_PlayStateChangeEvent e)
        {
           // MessageBox.Show(musicPlayer.playState.ToString());
           if(musicPlayer.playState== WMPLib.WMPPlayState.wmppsMediaEnded)
            {
                //进行下一曲
                int index = listBox1.SelectedIndex;
                listBox1.SelectedIndices.Clear();
                index  ;
                if (index == listBox1.Items.Count)
                {
                    index = 0;
                }
                listBox1.SelectedIndex = index;
                musicPlayer.URL = list[index];
                
            }
           if(musicPlayer.playState== WMPLib.WMPPlayState.wmppsReady)
            {
                musicPlayer.Ctlcontrols.play(); 
            }
        }

        //确定当前歌曲是否有歌词
        void IsExistLrc(string songPath)
        {
            songPath = songPath.TrimEnd('.','m','p','3');
            songPath  = ".lrc";
            if (File.Exists(songPath))
            {
                string[] lrcText=File.ReadAllLines(songPath, Encoding.Default);
                FormatLrc(lrcText);
            }
            else
            {
                lblLRC.Text = "--------歌词未找到---------------";
            }
        }
        List<double> listTime = new List<double>();//存储事件
        List<string> litLrc = new List<string>();//存储歌词

        /// <summary>
        /// 格式化歌词数组
        /// </summary>
        /// <param name="path"></param>
        void FormatLrc(string[] lrcText)
        {
            for(int i = 3; i < lrcText.Length; i  )
            {
               string[] temp= lrcText[i].Split(new char[] { '[', ']' }, StringSplitOptions.RemoveEmptyEntries);
               string[] newTemp= temp[0].Split(new char[] { ':' }, StringSplitOptions.RemoveEmptyEntries);
                if (Convert.ToInt32(newTemp[0])==0)
                {

                }
               double time = double.Parse(newTemp[0]) * 60   double.Parse( newTemp[1]);
                listTime.Add(time);
                litLrc.Add(temp[1]);

            }
        }

        private void timer2_Tick(object sender, EventArgs e)
        {
            for (int i = 0; i < listTime.Count; i  )
            {
                if (musicPlayer.Ctlcontrols.currentPosition >= listTime[i] && musicPlayer.Ctlcontrols.currentPosition <= listTime[i   1])
                {
                    lblLRC.Text = litLrc[i];
                }
            }
        }
    }
}