C# WPF音乐播放界面

XAML页面

<Window x:Class="音乐播放界面.MainWindow"
        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
        xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
        xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
        xmlns:local="clr-namespace:音乐播放界面"
        mc:Ignorable="d"
        Title="音乐播放器" Height="800" Width="1200" ResizeMode="NoResize" WindowStartupLocation="CenterScreen" Loaded="Window_Loaded" Icon="img/yin.ico">
    <Grid x:Name="bj">
        <Grid.Background>
            <ImageBrush ImageSource="img/1.jpg"></ImageBrush>
        </Grid.Background>
        <Grid.RowDefinitions>
            <RowDefinition Height="27"></RowDefinition>
            <RowDefinition Height="600"></RowDefinition>
            <RowDefinition></RowDefinition>
        </Grid.RowDefinitions>
        <Grid.ColumnDefinitions>
            <ColumnDefinition Width="300"></ColumnDefinition>
            <ColumnDefinition></ColumnDefinition>
        </Grid.ColumnDefinitions>
        <Menu Grid.Row="0" Grid.Column="0" Background="Transparent">
            <MenuItem>
                <MenuItem.Header>
                    <Label>文件</Label>
                </MenuItem.Header>
                <MenuItem.Icon>
                    <Image Source="img/Query.ico"></Image>
                </MenuItem.Icon>
                <MenuItem x:Name="DR" Click="DR_Click">
                    <MenuItem.Header>
                        <Label>导入音乐</Label>
                    </MenuItem.Header>
                    <MenuItem.Icon>
                        <Image Source="img/open.ico"></Image>
                    </MenuItem.Icon>
                </MenuItem>
                <MenuItem Click="MenuItem_Click_11">
                    <MenuItem.Header>
                        <Label>清空播放列表</Label>
                    </MenuItem.Header>
                    <MenuItem.Icon>
                        <Image Source="img/sc.png"></Image>
                    </MenuItem.Icon>
                </MenuItem>
                <MenuItem Click="MenuItem_Click_4" >
                    <MenuItem.Header>
                        <Label>退出</Label>
                    </MenuItem.Header>
                    <MenuItem.Icon>
                        <Image Source="img/Close.png"></Image>
                    </MenuItem.Icon>
                </MenuItem>
            </MenuItem>
            <MenuItem>
                <MenuItem.Header>
                    <Label>系统设置</Label>
                </MenuItem.Header>
                <MenuItem.Icon>
                    <Image Source="img/Update.png"></Image>
                </MenuItem.Icon>
                <MenuItem>
                    <MenuItem.Header>
                        <Label>设置背景</Label>
                    </MenuItem.Header>
                    <MenuItem.Icon>
                        <Image Source="img/v.png"></Image>
                    </MenuItem.Icon>
                    <MenuItem Click="MenuItem_Click" Tag="春">
                        <MenuItem.Header>
                            <Label>春</Label>
                        </MenuItem.Header>
                    </MenuItem>
                    <MenuItem Click="MenuItem_Click_1" Tag="夏">
                        <MenuItem.Header>
                            <Label>夏</Label>
                        </MenuItem.Header>
                    </MenuItem>
                    <MenuItem Click="MenuItem_Click_2" Tag="秋">
                        <MenuItem.Header>
                            <Label>秋</Label>
                        </MenuItem.Header>
                    </MenuItem>
                    <MenuItem Click="MenuItem_Click_3" Tag="冬">
                        <MenuItem.Header>
                            <Label>冬</Label>
                        </MenuItem.Header>
                    </MenuItem>
                    <Separator></Separator>
                    <MenuItem Click="MenuItem_Click_10" Tag="自定义">
                        <MenuItem.Header>
                            <Label>自定义背景</Label>
                        </MenuItem.Header>
                    </MenuItem>
                </MenuItem>
                <MenuItem>
                    <MenuItem.Header>
                        <Label>设置字体</Label>
                    </MenuItem.Header>
                    <MenuItem.Icon>
                        <Image Source="img/bb.png"></Image>
                    </MenuItem.Icon>
                    <MenuItem Click="MenuItem_Click_8">
                        <MenuItem.Header>
                            <Label>字体放大</Label>
                        </MenuItem.Header>
                    </MenuItem>
                    <MenuItem Click="MenuItem_Click_9">
                        <MenuItem.Header>
                            <Label>字体放小</Label>
                        </MenuItem.Header>
                    </MenuItem>
                </MenuItem>
            </MenuItem>
        </Menu>
        <TreeView Grid.Column="0" Background="Transparent" x:Name="tre" Margin="0,27,0,0.4" Grid.RowSpan="2">
            <TreeViewItem x:Name="MusicList">
                <TreeViewItem.Header>
                    <Label>音乐库</Label>
                </TreeViewItem.Header>
                <TreeViewItem.ContextMenu>
                    <ContextMenu>
                        <MenuItem Header="添加到我喜欢" Click="MenuItem_Click_5"></MenuItem>
                        <MenuItem Header="删除" Click="MenuItem_Click_6"></MenuItem>
                    </ContextMenu>
                </TreeViewItem.ContextMenu>
            </TreeViewItem>
            <TreeViewItem Name="love">
                <TreeViewItem.Header>
                    <Label>我喜欢</Label>
                </TreeViewItem.Header>
                <TreeViewItem.ContextMenu>
                    <ContextMenu>
                        <MenuItem Header="删除" Click="MenuItem_Click_7"></MenuItem>
                    </ContextMenu>
                </TreeViewItem.ContextMenu>
            </TreeViewItem>
        </TreeView>
        <Grid Grid.Row="2" Grid.Column="1">
            <Grid.RowDefinitions>
                <RowDefinition Height="40"></RowDefinition>
                <RowDefinition Height="40"></RowDefinition>
                <RowDefinition></RowDefinition>
            </Grid.RowDefinitions>
            <Grid.ColumnDefinitions>
                <ColumnDefinition Width="100"></ColumnDefinition>
                <ColumnDefinition Width="208*"></ColumnDefinition>
                <ColumnDefinition Width="100"></ColumnDefinition>
            </Grid.ColumnDefinitions>
            <Label Name="MusName" Grid.ColumnSpan="3" VerticalContentAlignment="Center" HorizontalContentAlignment="Left" FontSize="20" Content="未播放歌曲"></Label>
            <Label Name="NowTime" Grid.Row="1" Grid.Column="0" HorizontalContentAlignment="Right" FontSize="20" VerticalContentAlignment="Center">00:00</Label>
            <Label Name="EndTime" Grid.Row="1" Grid.Column="2" HorizontalContentAlignment="Left" FontSize="20" VerticalContentAlignment="Center">00:00</Label>
            <Border x:Name="bd" Grid.Column="1" Grid.Row="1" Height="14" Width="680" BorderThickness="1" BorderBrush="Black" Background="Gray" MouseLeftButtonDown="bd_MouseLeftButtonDown">
                <Label Name="valueLb" Background="Green" Width="0" HorizontalAlignment="Left"></Label>
            </Border>
            <Grid Grid.Row="2" Grid.Column="1" Grid.ColumnSpan="2">
                <Grid.RowDefinitions>
                    <RowDefinition Height="20"></RowDefinition>
                    <RowDefinition Height="20"></RowDefinition>
                    <RowDefinition></RowDefinition>
                </Grid.RowDefinitions>
                <Grid.ColumnDefinitions>
                    <ColumnDefinition Width="83*"></ColumnDefinition>
                    <ColumnDefinition Width="224*"/>
                    <ColumnDefinition Width="80"></ColumnDefinition>
                    <ColumnDefinition Width="306*"></ColumnDefinition>
                </Grid.ColumnDefinitions>
                <Border x:Name="UpBtn" MouseEnter="UpBtn_MouseEnter"  MouseLeave="UpBtn_MouseLeave"  MouseLeftButtonDown="UpBtn_MouseLeftButtonDown" MouseLeftButtonUp="UpBtn_MouseLeftButtonUp"  Width="50" Height="50" HorizontalAlignment="Right" VerticalAlignment="Top" Margin="-293,-49,326.2,0" RenderTransformOrigin="-2.988,0.268" >
                    <Border.Background>
                        <ImageBrush ImageSource="img/92.png"></ImageBrush>
                    </Border.Background>
                </Border>
                <Border x:Name="StartBtn" Tag="true" MouseEnter="UpBtn_MouseEnter"  MouseLeave="UpBtn_MouseLeave"  MouseLeftButtonDown="UpBtn_MouseLeftButtonDown"  MouseLeftButtonUp="UpBtn_MouseLeftButtonUp" Width="50" Height="50" VerticalAlignment="Top" HorizontalAlignment="Right" Margin="-223,-49,256.2,0">
                    <Border.Background>
                        <ImageBrush ImageSource="img/开始.png"></ImageBrush>
                    </Border.Background>
                </Border>
                <Border x:Name="DownBtn" MouseEnter="UpBtn_MouseEnter" MouseLeave="UpBtn_MouseLeave" MouseLeftButtonDown="UpBtn_MouseLeftButtonDown" MouseLeftButtonUp="UpBtn_MouseLeftButtonUp" Width="50" Height="50" HorizontalAlignment="Left" VerticalAlignment="Top" Margin="-151,-49,0,0" RenderTransformOrigin="0.9,0.672" >
                    <Border.Background>
                        <ImageBrush ImageSource="img/94.png"></ImageBrush>
                    </Border.Background>
                </Border>
              
            </Grid>
        </Grid>
        <Grid Grid.Row="1" Grid.Column="1">
            <Grid.ColumnDefinitions>
                <ColumnDefinition Width="219*"/>
                <ColumnDefinition Width="674*"/>
            </Grid.ColumnDefinitions>
            <Grid.RowDefinitions>
                <RowDefinition></RowDefinition>
                <RowDefinition Height="40"></RowDefinition>
            </Grid.RowDefinitions>
            <Label Name="lbLrc" Grid.Row="1" HorizontalContentAlignment="Center" FontSize="25" Content="未找到对应歌词" Grid.ColumnSpan="2" Margin="0,0,-0.4,0"></Label>
        </Grid>
        <MediaElement x:Name="mediaElement" HorizontalAlignment="Left" Height="188" Margin="0,186.8,0,-231.6" Grid.Row="2" VerticalAlignment="Top" Width="250"/>
    </Grid>
</Window>

XAML.cs页面

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using System.Windows.Navigation;
using System.Windows.Shapes;
using System.Windows.Forms;
using System.IO;
using System.Windows.Threading;
using System.Text.RegularExpressions;
using System.Drawing;


namespace 音乐播放界面
{
    /// <summary>
    /// MainWindow.xaml 的交互逻辑
    /// </summary>
    public partial class MainWindow : Window
    {
        public MainWindow()
        {
            InitializeComponent();
            System.Windows.Controls.Image img = new System.Windows.Controls.Image();
            img.Source = new BitmapImage(new Uri(@"../../img/qiu.jfif", UriKind.RelativeOrAbsolute));
            img.Stretch = Stretch.Fill;
            ImageBrush brush = new ImageBrush();
            brush.ImageSource = img.Source;
            tre.Background = brush;

            //图标路径
            NotifyIcon notify = new NotifyIcon();
            notify.Icon = new Icon("../../img/yin.ico");
            notify.Text = "正在播放......";
            notify.Visible = true;
            notify.BalloonTipTitle = "音乐播放器";
            notify.BalloonTipText = "欢迎使用...";
            notify.ShowBalloonTip(2000);

            System.Windows.Forms.MenuItem menu = new System.Windows.Forms.MenuItem("");
            System.Windows.Forms.MenuItem exit = new System.Windows.Forms.MenuItem("退出音乐播放器");
            exit.Click += Exit_Click;
            System.Windows.Forms.MenuItem[] menus = new System.Windows.Forms.MenuItem[] { menu, exit };
            notify.ContextMenu = new System.Windows.Forms.ContextMenu(menus);
        }

        private void Exit_Click(object sender, EventArgs e)
        {
            this.Close();
        }

        //判断如果文件路径不存在则创建
        MediaPlayer player = new MediaPlayer();
        string path = @"../../music/";
        string lovepath = @"../../love/";
        string lrcpath = @"../../lrcpath/";
        string BGpath = @"../../BG/";
        private void Window_Loaded(object sender, RoutedEventArgs e)
        {
            ShowOldMic(path, MusicList);
            ShowOldMic(lovepath, love);

            //设置进度条时间
            mediaElement.LoadedBehavior = MediaState.Manual;
            mediaElement.MediaOpened += MediaElement_MediaOpened;
            timer.Interval = TimeSpan.FromMilliseconds(10);
            timer.Tick += Timer_Tick;
        }
        //实例化一个lrcList来记录歌词
        List<string> lrcList = new List<string>();
        //双击打开音乐
        private void ViewItem_MouseDoubleClick(object sender, MouseButtonEventArgs e)
        {
            TreeViewItem item = sender as TreeViewItem;
            string muPath = path + item.Tag;
            PlayMusic(muPath, out lrcList);
        }

        //获取播放时间
        private void Timer_Tick(object sender, EventArgs e)
        {
            NowTime.Content = mediaElement.Position.ToString("hh':'mm':'ss");
            double bl = 0;
            if (mediaElement.NaturalDuration.HasTimeSpan)
            {
                bl = mediaElement.Position.TotalSeconds / mediaElement.NaturalDuration.TimeSpan.TotalSeconds;
            }
            if (bl >= 0.9999999)
            {
                timer.Stop();
            }
            valueLb.Width = bd.Width * bl;
            SetChat();
        }

        private void SetChat()
        {
            for (int i = 0; i < lrcList.Count; i++)
            {
                double nowt = mediaElement.Position.TotalMilliseconds;//当前播放的时间
                string geci = "";
                double current = GetLrcTime(i, out geci);
                if (i < lrcList.Count - 1)
                {
                    double next = GetLrcTime(i + 1, out string str);
                    if (current <= nowt && nowt < next)
                    {
                        lbLrc.Content = geci;
                        return;
                    }
                }
                else
                {
                    lbLrc.Content = geci;
                }
            }
        }
        /// <summary>
        /// 获取当前这句歌词的时间，以毫秒形式运算 
        /// </summary>
        /// <param name="v"></param>
        /// <param name="str"></param>
        /// <returns></returns>
        private double GetLrcTime(int index, out string chat)
        {
            double time = 0;
            chat = "";
            string[] everyChat = lrcList[index].Split(new char[] { '[', ']' });
            string pattern = @"^(\d{2}:){1,2}(\d{2}.\d{2})$";
            if (Regex.IsMatch(everyChat[1], pattern))
            {
                chat = everyChat[2];
                string t = everyChat[1];
                if (everyChat[1].Length <= 8)
                {
                    t = "00:" + everyChat[1];
                }
                TimeSpan ts;
                if (TimeSpan.TryParse(t, out ts))
                {
                    time = ts.TotalMilliseconds;//判断的歌词的时间
                }
            }
            return time;
        }

        //结束时间
        DispatcherTimer timer = new DispatcherTimer();//进度条时间
        TimeSpan time;
        private void MediaElement_MediaOpened(object sender, RoutedEventArgs e)
        {
            time = mediaElement.NaturalDuration.TimeSpan;
            EndTime.Content = time.ToString("hh':'mm':'ss");
        }




        //显示原有音乐
        private void ShowOldMic(string path, TreeViewItem MusicList)
        {
            //通过路径拿到文件夹
            DirectoryInfo directory = new DirectoryInfo(path);
            //拿到文件夹中的子文件
            var filename = directory.GetFiles();
            foreach (var item in filename)
            {
                bool isadd = false;
                foreach (TreeViewItem it in MusicList.Items)
                {
                    if (it.Tag.ToString() == item.ToString())
                    {
                        isadd = true;

                    }
                }
                if (!isadd)
                {
                    string name = item.Name;
                    name = name.Substring(0, name.Length - 4);
                    TreeViewItem viewItem = new TreeViewItem();
                    viewItem.Header = name;
                    viewItem.Tag = item.Name.ToString();
                    MusicList.Items.Add(viewItem);
                    viewItem.MouseDoubleClick += ViewItem_MouseDoubleClick;

                }

            }
        }


        //string path = @"music";
        //导入音乐
        private void DR_Click(object sender, RoutedEventArgs e)
        {
            OpenFileDialog dialog = new OpenFileDialog();
            // 筛选器（Filter）筛选mp3格式和Wav格式
            dialog.Filter = "(*.mp3,*.wav)|*.mp3;*.wav;";
            // 可选多项（Multiselect）
            dialog.Multiselect = true;
            dialog.InitialDirectory = " C:\\";
            DialogResult result = dialog.ShowDialog();
            //文件多选
            ////之选音乐格式文件
            if (result == System.Windows.Forms.DialogResult.OK)
            {

                //DrMusic(dialog.FileNames.ToList(), true);
                string[] fileList = dialog.FileNames;
                foreach (string item in fileList)
                {
                    FileInfo info = new FileInfo(item);
                    bool ishave = false;
                    string oldpath = item.Substring(0, item.LastIndexOf('\\'));
                    string newpath = info.Name.Substring(0, info.Name.LastIndexOf('.')) + ".lrc";
                    FileInfo fileold = new FileInfo(oldpath + @"\\" + newpath);
                    FileInfo filelrc = new FileInfo(lrcpath + @"/" + newpath);
                    if (!filelrc.Exists)
                    {
                        if (fileold.Exists)
                        {
                            fileold.CopyTo(filelrc.FullName);
                        }
                        else
                        {
                            System.Windows.Forms.MessageBox.Show(info.Name.Substring(0, info.Name.LastIndexOf('.')) + "未能找到歌词文件");
                        }
                    }
                    foreach (TreeViewItem tree in MusicList.Items)
                    {
                        if (tree.Header.ToString() == info.Name)
                        {
                            ishave = true;
                            System.Windows.MessageBox.Show(tree.Header + "文件已经存在");
                        }
                        //    }
                        if (!ishave)
                        {
                            TreeViewItem mus = new TreeViewItem();
                            string name = info.Name;
                            name = name.Substring(0, name.Length - 4);
                            mus.Header = name;
                            mus.Tag = info.Name;
                            info.CopyTo(path + info.Name, true);
                            mus.MouseDoubleClick += ViewItem_MouseDoubleClick;
                            MusicList.Items.Add(mus);
                        }
                    }
                }
            }
        }
        string paths = "";
        //春
        private void MenuItem_Click(object sender, RoutedEventArgs e)
        {
            paths = "../../img/chun.jfif";
            bgimg(paths);
        }

        private void bgimg(string paths)
        {
            System.Windows.Controls.Image image = new System.Windows.Controls.Image();
            image.Source = new BitmapImage(new Uri(paths, UriKind.Relative));
            ImageBrush brush = new ImageBrush();
            brush.ImageSource = image.Source;
            bj.Background = brush;
        }
        //夏
        private void MenuItem_Click_1(object sender, RoutedEventArgs e)
        {
            paths = "../../img/xia.jfif";
            bgimg(paths);
        }
        //秋
        private void MenuItem_Click_2(object sender, RoutedEventArgs e)
        {
            paths = "../../img/qiu.jfif";
            bgimg(paths);
        }
        //冬
        private void MenuItem_Click_3(object sender, RoutedEventArgs e)
        {
            paths = "../../img/dong.jfif";
            bgimg(paths);
        }
        //退出
        private void MenuItem_Click_4(object sender, RoutedEventArgs e)
        {
            this.Close();
        }
        //添加到我的喜欢
        private void MenuItem_Click_5(object sender, RoutedEventArgs e)
        {
            // 拿到选中的项
            try
            {
                var item = tre.SelectedItem;
                TreeViewItem treeViewItem = item as TreeViewItem;
                FileInfo file = new FileInfo(path + @"/" + treeViewItem.Tag);
                file.CopyTo(lovepath + @"/" + treeViewItem.Tag);
                ShowOldMic(lovepath, love);
            }
            catch
            {
                System.Windows.Forms.MessageBox.Show("文件存在");
            }
        }
        //删除单个文件
        private void DeleteFile(string path, TreeViewItem items)
        {
            player.Stop();
            var tem = tre.SelectedItem;
            TreeViewItem te = tem as TreeViewItem;
            if (te.Name != items.Name)
            {
                FileInfo file = new FileInfo(path + @"/" + te.Tag);
                file.Delete();
                items.Items.Remove(tem);
            }
            else
            {
                System.Windows.Forms.MessageBox.Show("不能删除歌单");
            }
        }
        //删除音乐库
        private void MenuItem_Click_6(object sender, RoutedEventArgs e)
        {
            DeleteFile(path, MusicList);
        }


        //删除我喜欢
        private void MenuItem_Click_7(object sender, RoutedEventArgs e)
        {
            DeleteFile(lovepath, love);
        }

        private void UpBtn_MouseEnter(object sender, System.Windows.Input.MouseEventArgs e)
        {
            Border img = sender as Border;
            img.Width = img.Height = 52;
            img.BorderThickness = new Thickness(1);
            img.BorderBrush = System.Windows.Media.Brushes.Black;
        }

        private void UpBtn_MouseLeave(object sender, System.Windows.Input.MouseEventArgs e)
        {
            Border img = sender as Border;
            img.Width = img.Height = 50;
            img.BorderThickness = new Thickness(0);
        }
        ImageBrush brush;
        //鼠标放下
        private void UpBtn_MouseLeftButtonDown(object sender, MouseButtonEventArgs e)
        {
            Border img = sender as Border;
            brush = img.Background as ImageBrush;
            if (img.Name == "UpBtn")
            {
                img.Background = new ImageBrush(new BitmapImage(new Uri("../../img/93.png", UriKind.Relative)));
            }
            else if (img.Name == "StartBtn")
            {
                if (img.Tag.ToString() == "true")
                {
                    img.Tag = "false";
                    mediaElement.Pause();
                    img.Background = new ImageBrush(new BitmapImage(new Uri("../../img/暂停.png", UriKind.Relative)));
                }
                else if (img.Tag.ToString() == "false")
                {
                    mediaElement.Play();
                    img.Tag = "true";
                    img.Background = new ImageBrush(new BitmapImage(new Uri("../../img/开始.png", UriKind.Relative)));
                }
            }
            else if (img.Name == "DownBtn")
            {
                img.Background = new ImageBrush(new BitmapImage(new Uri("../../img/95.png", UriKind.Relative)));
            }
        }
        //鼠标抬起
        private void UpBtn_MouseLeftButtonUp(object sender, MouseButtonEventArgs e)
        {
            Border img = sender as Border;
            if (img.Name == "StartBtn")
            {
                return;
            }
            img.Background = brush;
        }
        //字体放大
        private void MenuItem_Click_8(object sender, RoutedEventArgs e)
        {
            this.FontSize += 5;
        }
        //字体缩小
        private void MenuItem_Click_9(object sender, RoutedEventArgs e)
        {
            this.FontSize -= 5;
        }
        //自定义背景
        private void MenuItem_Click_10(object sender, RoutedEventArgs e)
        {
            System.Windows.Controls.MenuItem menu = sender as System.Windows.Controls.MenuItem;
            switch (menu.Tag.ToString())
            {
                case "春":
                    BGimage("../../img/chun.jfif");
                    break;
                case "夏":
                    BGimage("../../img/xia.jfif");
                    break;
                case "秋":
                    BGimage("../../img/qiu.jfif");
                    break;
                case "冬":
                    break;
                    BGimage("../../img/dong.jfif");
                case "自定义":
                    OpenFileDialog openFile = new OpenFileDialog();
                    openFile.Filter = "(*.png,*.jpg,*.jpeg,*.bmp)|*.png;*.jpg;*.jpeg;*.bmp;";
                    openFile.Title = "请选择背景图片";
                    openFile.InitialDirectory = "E:\\图片素材";
                    DialogResult result = openFile.ShowDialog();
                    if (result == System.Windows.Forms.DialogResult.OK)
                    {
                        string backgroundpath = openFile.FileName;
                        BGimage(backgroundpath);
                    }
                    break;
            }
        }
        //背景事件
        private void BGimage(string BGpath)
        {
            System.Windows.Controls.Image image1 = new System.Windows.Controls.Image();
            image1.Source = new BitmapImage(new Uri(BGpath, UriKind.RelativeOrAbsolute));
            ImageBrush brush1 = new ImageBrush();
            brush1.ImageSource = image1.Source;
            bj.Background = brush1;
        }
        //清空播放列表
        private void MenuItem_Click_11(object sender, RoutedEventArgs e)
        {
            MusicList.Items.Clear();
            love.Items.Clear();
            player.Stop();
        }
        //播放音乐
        void PlayMusic(string muPath, out List<string> vs)
        {
            string musicChat = "";
            FileInfo file = new FileInfo(muPath);
            //获取歌词名称
            string musicName = file.Name.Substring(0, file.Name.LastIndexOf('.'));
            MusName.Content = musicName;
            FileInfo info = new FileInfo(lrcpath + musicName + ".lrc");
            //歌词存在
            if (info.Exists)
            {
                StreamReader reader = new StreamReader(lrcpath + musicName + ".lrc", Encoding.Default);
                musicChat = reader.ReadToEnd();
            }
            //歌词换行
            vs = musicChat.Split(new char[] { '\r', '\n' }, StringSplitOptions.RemoveEmptyEntries).ToList();
            timer.Start();
            mediaElement.Source = new Uri(muPath, UriKind.Relative);
            mediaElement.Play();
        }
        //进度条点击
        private void bd_MouseLeftButtonDown(object sender, MouseButtonEventArgs e)
        {
            System.Windows.Point point = e.GetPosition(bd);
            mediaElement.Clock = null;
            string[] points = point.ToString().Split(',');
            double jindu = double.Parse((Convert.ToDouble(points[0]) / bd.Width).ToString("0.00"));
            mediaElement.Position = new TimeSpan(0, 0, 0, 0, (int)(jindu * time.TotalMilliseconds));
        }
    }
}