第五次作业

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



namespace 音乐播放
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }
        bool zaq = true;
        private void button1_Click(object sender, EventArgs e)
        {
            OpenFileDialog open = new OpenFileDialog();
            open.Filter = "mp3文件|*.mp3|所有格式|*.*";
            DialogResult ds = openFileDialog1.ShowDialog();
            string sa;
            if (ds == DialogResult.OK)
            {
                string qwe= 
                sa = openFileDialog1.FileName;
               
                int index3 = sa.LastIndexOf("\\");
                string s = sa.Substring(index3+1);
                listBox1.Items.Add(s);
             
            }
            else
            {
                MessageBox.Show("你未选择任何文件，请重新选择！", "警告信息", MessageBoxButtons.OKCancel, MessageBoxIcon.Warning);

            }
           
            


        }

        private void listBox1_DoubleClick(object sender, EventArgs e)
        {
            string se =listBox1.GetItemText(listBox1.SelectedItem);
            
            axWindowsMediaPlayer1.URL = se;
     }

        private void listBox1_Click(object sender, EventArgs e)
        {
            ListBox lis = new ListBox();
            
            string se = lis.GetItemText(lis.SelectedItem);
            axWindowsMediaPlayer1.URL = "se";
            
           
           
        
            
        }

        private void button2_Click(object sender, EventArgs e)
        {
            
            
            if (zaq == true)
            {
                axWindowsMediaPlayer1.Ctlcontrols.pause();
                zaq = false;
            }
           else
            {
                axWindowsMediaPlayer1.Ctlcontrols.play();
                zaq = true;
 
            }
           
          
        }

        private void button3_Click(object sender, EventArgs e)
        {

            axWindowsMediaPlayer1.URL = openFileDialog1.FileName;
           
            
        
        }

       
       
        

        
        
    }
}