基本信息

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   源码介绍

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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.Media;
using System.IO;

namespace WindowsFormsApplication1
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();
        }

        List<string> listsongs = new List<string>();
        SoundPlayer sp = new SoundPlayer();
        private void button1_Click(object sender, EventArgs e)
        {
            OpenFileDialog of = new OpenFileDialog();

            of.Title = "请选择要添加的音乐文件";
            of.Filter= @"音乐文件|*.mp3||*.wav|所有文件|*.*";
            if (of.ShowDialog() == DialogResult.OK)
            {
                string[] pa_th = of.FileNames;
                for (int i = 0; i < pa_th.Length; i  )
                {
                    listBox1.Items.Add(Path.GetFileName(pa_th[i]));

                    listsongs.Add(pa_th[i]);
                }
            }
        }

        private void button3_Click(object sender, EventArgs e)
        {
            int Index = listBox1.SelectedIndex;

            Index  ;

            if (Index == listBox1.Items.Count)
            {
                Index = 0;
            }

            listBox1.SelectedIndex = Index;

            sp.SoundLocation = listsongs[Index];

            sp.Play();

        }

        private void button2_Click(object sender, EventArgs e)
        {
            int Index = listBox1.SelectedIndex;

            Index--;

            if (Index < 0)
            {
                Index = listBox1.Items.Count - 1;
            }

            listBox1.SelectedIndex = Index;

            sp.SoundLocation = listsongs[Index];

            sp.Play();

        }

        private void listBox1_DoubleClick(object sender, EventArgs e)
        {
            SoundPlayer sp1 = new SoundPlayer();
            sp1.SoundLocation = listsongs[listBox1.SelectedIndex];
            sp1.Play();
        }
    }
}