实例介绍
【实例简介】
【实例截图】
【实例截图】
【核心代码】
using System;
using System.Drawing;
using System.Collections;
using System.ComponentModel;
using System.Windows.Forms;
using System.Data;
using System.IO;
namespace File
{
/// <summary>
/// Form1 的摘要说明。
/// </summary>
public class Form1 : System.Windows.Forms.Form
{
private System.Windows.Forms.OpenFileDialog openFileDialog1;
private System.Windows.Forms.Button button1;
private System.Windows.Forms.Button button2;
private AxMediaPlayer.AxMediaPlayer axMediaPlayer1;
private System.Windows.Forms.Button button4;
private System.Windows.Forms.Button button5;
private System.Windows.Forms.Button button6;
private System.Windows.Forms.Button button7;
private System.Windows.Forms.ListView listView1;
private System.Windows.Forms.ColumnHeader columnHeader1;
private System.Windows.Forms.ColumnHeader columnHeader2;
private System.Windows.Forms.ColumnHeader columnHeader3;
private System.Windows.Forms.ColumnHeader columnHeader4;
/// <summary>
/// 必需的设计器变量。
/// </summary>
private System.ComponentModel.Container components = null;
public Form1()
{
//
// Windows 窗体设计器支持所必需的
//
InitializeComponent();
//
// TODO: 在 InitializeComponent 调用后添加任何构造函数代码
//
}
/// <summary>
/// 清理所有正在使用的资源。
/// </summary>
protected override void Dispose( bool disposing )
{
if( disposing )
{
if (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()
{
System.Resources.ResourceManager resources = new System.Resources.ResourceManager(typeof(Form1));
this.openFileDialog1 = new System.Windows.Forms.OpenFileDialog();
this.button1 = new System.Windows.Forms.Button();
this.button2 = new System.Windows.Forms.Button();
this.axMediaPlayer1 = new AxMediaPlayer.AxMediaPlayer();
this.button4 = new System.Windows.Forms.Button();
this.button5 = new System.Windows.Forms.Button();
this.button6 = new System.Windows.Forms.Button();
this.button7 = new System.Windows.Forms.Button();
this.listView1 = new System.Windows.Forms.ListView();
this.columnHeader1 = new System.Windows.Forms.ColumnHeader();
this.columnHeader2 = new System.Windows.Forms.ColumnHeader();
this.columnHeader3 = new System.Windows.Forms.ColumnHeader();
this.columnHeader4 = new System.Windows.Forms.ColumnHeader();
((System.ComponentModel.ISupportInitialize)(this.axMediaPlayer1)).BeginInit();
this.SuspendLayout();
//
// openFileDialog1
//
this.openFileDialog1.Filter = "MP3文件|*.mp3";
this.openFileDialog1.Multiselect = true;
//
// button1
//
this.button1.Location = new System.Drawing.Point(320, 8);
this.button1.Name = "button1";
this.button1.Size = new System.Drawing.Size(64, 23);
this.button1.TabIndex = 1;
this.button1.Text = "浏览";
this.button1.Click = new System.EventHandler(this.button1_Click);
//
// button2
//
this.button2.Location = new System.Drawing.Point(320, 32);
this.button2.Name = "button2";
this.button2.Size = new System.Drawing.Size(64, 23);
this.button2.TabIndex = 2;
this.button2.Text = "播放";
this.button2.Click = new System.EventHandler(this.button2_Click);
//
// axMediaPlayer1
//
this.axMediaPlayer1.Location = new System.Drawing.Point(0, 152);
this.axMediaPlayer1.Name = "axMediaPlayer1";
this.axMediaPlayer1.OcxState = ((System.Windows.Forms.AxHost.State)(resources.GetObject("axMediaPlayer1.OcxState")));
this.axMediaPlayer1.Size = new System.Drawing.Size(392, 144);
this.axMediaPlayer1.TabIndex = 4;
//
// button4
//
this.button4.Location = new System.Drawing.Point(320, 56);
this.button4.Name = "button4";
this.button4.Size = new System.Drawing.Size(64, 23);
this.button4.TabIndex = 5;
this.button4.Text = "暂停";
this.button4.Click = new System.EventHandler(this.button4_Click);
//
// button5
//
this.button5.Location = new System.Drawing.Point(320, 128);
this.button5.Name = "button5";
this.button5.Size = new System.Drawing.Size(64, 23);
this.button5.TabIndex = 6;
this.button5.Text = "停止 ";
this.button5.Click = new System.EventHandler(this.button5_Click);
//
// button6
//
this.button6.Location = new System.Drawing.Point(320, 80);
this.button6.Name = "button6";
this.button6.Size = new System.Drawing.Size(64, 23);
this.button6.TabIndex = 7;
this.button6.Text = "上一首";
this.button6.Click = new System.EventHandler(this.button6_Click);
//
// button7
//
this.button7.Location = new System.Drawing.Point(320, 104);
this.button7.Name = "button7";
this.button7.Size = new System.Drawing.Size(64, 23);
this.button7.TabIndex = 8;
this.button7.Text = "下一首";
this.button7.Click = new System.EventHandler(this.button7_Click);
//
// listView1
//
this.listView1.Columns.AddRange(new System.Windows.Forms.ColumnHeader[] {
this.columnHeader1,
this.columnHeader2,
this.columnHeader3,
this.columnHeader4});
this.listView1.FullRowSelect = true;
this.listView1.GridLines = true;
this.listView1.HideSelection = false;
this.listView1.Location = new System.Drawing.Point(8, 8);
this.listView1.MultiSelect = false;
this.listView1.Name = "listView1";
this.listView1.Size = new System.Drawing.Size(304, 144);
this.listView1.TabIndex = 9;
this.listView1.View = System.Windows.Forms.View.Details;
//
// columnHeader1
//
this.columnHeader1.Text = " 曲名";
//
// columnHeader2
//
this.columnHeader2.Text = "作者";
this.columnHeader2.TextAlign = System.Windows.Forms.HorizontalAlignment.Center;
//
// columnHeader3
//
this.columnHeader3.Text = "大小";
this.columnHeader3.TextAlign = System.Windows.Forms.HorizontalAlignment.Center;
//
// columnHeader4
//
this.columnHeader4.Text = " 位 置";
this.columnHeader4.Width = 200;
//
// Form1
//
this.AutoScaleBaseSize = new System.Drawing.Size(6, 14);
this.ClientSize = new System.Drawing.Size(392, 294);
this.Controls.Add(this.listView1);
this.Controls.Add(this.button7);
this.Controls.Add(this.button6);
this.Controls.Add(this.button5);
this.Controls.Add(this.button4);
this.Controls.Add(this.axMediaPlayer1);
this.Controls.Add(this.button2);
this.Controls.Add(this.button1);
this.MaximizeBox = false;
this.Name = "Form1";
this.StartPosition = System.Windows.Forms.FormStartPosition.CenterScreen;
this.Text = "演示播放MP3文件";
((System.ComponentModel.ISupportInitialize)(this.axMediaPlayer1)).EndInit();
this.ResumeLayout(false);
}
#endregion
/// <summary>
/// 应用程序的主入口点。
/// </summary>
[STAThread]
static void Main()
{
Application.Run(new Form1());
}
private void button1_Click(object sender, System.EventArgs e)
{//浏览MP3文件
if(this.openFileDialog1.ShowDialog()==DialogResult.OK)
{
this.listView1.Items.Clear();
string []FileNames=this.openFileDialog1.FileNames;
foreach(string FileName in FileNames)
{
//取得文件大小
FileInfo MyFileInfo=new FileInfo(FileName);
float MyFileSize=(float)MyFileInfo.Length/(1024*1024);
this.axMediaPlayer1.FileName=FileName;
//取得作者信息
string MyAuthor=this.axMediaPlayer1.GetMediaInfoString(MediaPlayer.MPMediaInfoType.mpClipAuthor);
//取得不含路径的文件名
string MyShortFileName=FileName.Substring(FileName.LastIndexOf("\\") 1);
MyShortFileName=MyShortFileName.Substring(0,MyShortFileName.Length-4);
//填充歌曲列表
string[] SubItem={MyShortFileName,MyAuthor,MyFileSize.ToString().Substring(0,4) "M",FileName};
ListViewItem Item=new ListViewItem(SubItem);
this.listView1.Items.Add(Item);
this.listView1.Items[0].Selected=true;
}
}
}
private void button2_Click(object sender, System.EventArgs e)
{//播放MP3文件
if(this.listView1.Items.Count>0)
{
if(this.listView1.SelectedItems.Count>0)
{
int iPos=this.listView1.SelectedItems[0].Index;
string FileName=this.listView1.Items[iPos].SubItems[3].Text;
this.axMediaPlayer1.FileName=FileName;
this.axMediaPlayer1.Play();
}
}
else
{
MessageBox.Show("请选择歌曲！","信息提示",MessageBoxButtons.OK,MessageBoxIcon.Information);
}
}
private void button4_Click(object sender, System.EventArgs e)
{//暂停播放
if(this.axMediaPlayer1.FileName.Length>0)
this.axMediaPlayer1.Pause();
else
{
MessageBox.Show("请选择歌曲！","信息提示",MessageBoxButtons.OK,MessageBoxIcon.Information);
}
}
private void button5_Click(object sender, System.EventArgs e)
{//停止播放
if(this.axMediaPlayer1.FileName.Length>0)
this.axMediaPlayer1.Stop();
else
{
MessageBox.Show("请选择歌曲！","信息提示",MessageBoxButtons.OK,MessageBoxIcon.Information);
}
}
private void button6_Click(object sender, System.EventArgs e)
{//上一首歌曲
if(this.listView1.Items.Count>0)
{
if(this.listView1.SelectedItems.Count>0)
{
int iPos=this.listView1.SelectedItems[0].Index;
if(iPos>0)
{
this.listView1.Items[iPos-1].Selected=true;
string FileName=this.listView1.Items[iPos-1].SubItems[3].Text;
this.axMediaPlayer1.FileName=FileName;
this.axMediaPlayer1.Play();
}
else
{
MessageBox.Show("已经是第一首歌曲！","信息提示",MessageBoxButtons.OK,MessageBoxIcon.Information);
}
}
}
else
{
MessageBox.Show("请选择歌曲！","信息提示",MessageBoxButtons.OK,MessageBoxIcon.Information);
}
}
private void button7_Click(object sender, System.EventArgs e)
{//下一首歌曲
if(this.listView1.Items.Count>0)
{
if(this.listView1.SelectedItems.Count>0)
{
int iPos=this.listView1.SelectedItems[0].Index;
if(iPos<this.listView1.Items.Count-1)
{
this.listView1.Items[iPos 1].Selected=true;
string FileName=this.listView1.Items[iPos 1].SubItems[3].Text;
this.axMediaPlayer1.FileName=FileName;
this.axMediaPlayer1.Play();
}
else
{
MessageBox.Show("已经是最后一首歌曲！","信息提示",MessageBoxButtons.OK,MessageBoxIcon.Information);
}
}
}
else
{
MessageBox.Show("请选择歌曲！","信息提示",MessageBoxButtons.OK,MessageBoxIcon.Information);
}
}
}
}
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