利用mediaplayer打造自己的mp3播放器续

上一个版本的 mp3 player 时间仓促，代码中存在不少错误，功能也不完善。这一个多月一直用自己做的 seaPlayer ( 给它暂时取个名字 ) 听歌 , 改了不少漏洞，还完善了一些功能。这些功能有 :

1. 最小化时隐藏界面，只在显示在状态栏里显示图标。

2. 退出程序时能将播放列表中的歌曲保存起来，以便下次启动播放器时能装载列表。

3. 增加了文件拖放功能，把想听的歌曲直接拖到窗口就可以添加进列表。

4. 增加了键盘 del 键对删除歌曲的控制，可以方便删除不想听的歌曲。

下面是全部的代码：

** seaPlayer.cs:

**

using System;

using System.Drawing;

using System.Collections;

using System.ComponentModel;

using System.Windows.Forms;

using System.Data;

using System.IO;

namespace seaPlayer

{

///

1<summary>
2
3///  Form1  的摘要说明。 
4
5///  </summary>

public class seaPlayer : System.Windows.Forms.Form

{

private AxWMPLib.AxWindowsMediaPlayer axWindowsMediaPlayer1;

private System.Windows.Forms.MainMenu mainMenu1;

private System.Windows.Forms.FolderBrowserDialog folderBrowserDialog1;

private System.Windows.Forms.MenuItem menuItem1;

private System.Windows.Forms.MenuItem menuItem2;

private System.Windows.Forms.MenuItem menuItem3;

private System.Windows.Forms.MenuItem menuItem5;

private System.Windows.Forms.MenuItem menuItem6;

private System.Windows.Forms.MenuItem menuItem4;

private System.Windows.Forms.MenuItem menuItem7;

private System.Windows.Forms.MenuItem menuItem8;

private System.Windows.Forms.MenuItem menuItem9;

private System.Windows.Forms.MenuItem menuItem10;

private System.Windows.Forms.MenuItem menuItem11;

private System.Windows.Forms.MenuItem menuItem12;

private System.Windows.Forms.MenuItem menuItem13;

private System.Windows.Forms.MenuItem menuItem14;

private System.Windows.Forms.MenuItem menuItem15;

private System.Windows.Forms.MenuItem menuItem16;

private System.Windows.Forms.MenuItem menuItem17;

private System.Windows.Forms.MenuItem menuItem18;

private System.Windows.Forms.ListBox listBox1;

private System.Windows.Forms.NotifyIcon notifyIcon1;

private System.ComponentModel.IContainer components;

private System.Windows.Forms.OpenFileDialog openFileDialog1;

private System.Windows.Forms.Timer timer1;

private Player MyPlayer;

public seaPlayer()

{

//

// Windows 窗体设计器支持所必需的

//

InitializeComponent();

this .notifyIcon1.Icon = new System.Drawing.Icon("dog.ico");

this .notifyIcon1.Visible = false ;

MyPlayer = new Player(axWindowsMediaPlayer1);

this .Load();

//

// TODO: 在 InitializeComponent 调用后添加任何构造函数代码

//

}

///

1<summary>
2
3///  清理所有正在使用的资源。 
4
5///  </summary>

protected override void Dispose( bool disposing )

{

MyPlayer.save();

if ( disposing )

{

if (components != null )

{

components.Dispose();

}

}

base .Dispose( disposing );

}

#region Windows 窗体设计器生成的代码

///

1<summary>
2
3///  设计器支持所需的方法  \-  不要使用代码编辑器修改 
4
5///  此方法的内容。 
6
7///  </summary>

private void InitializeComponent()

{

this .components = new System.ComponentModel.Container();

System.Resources.ResourceManager resources = new System.Resources.ResourceManager( typeof (seaPlayer));

this .axWindowsMediaPlayer1 = new AxWMPLib.AxWindowsMediaPlayer();

this .mainMenu1 = new System.Windows.Forms.MainMenu();

this .menuItem1 = new System.Windows.Forms.MenuItem();

this .menuItem2 = new System.Windows.Forms.MenuItem();

this .menuItem3 = new System.Windows.Forms.MenuItem();

this .menuItem5 = new System.Windows.Forms.MenuItem();

this .menuItem4 = new System.Windows.Forms.MenuItem();

this .menuItem7 = new System.Windows.Forms.MenuItem();

this .menuItem8 = new System.Windows.Forms.MenuItem();

this .menuItem9 = new System.Windows.Forms.MenuItem();

this .menuItem6 = new System.Windows.Forms.MenuItem();

this .menuItem10 = new System.Windows.Forms.MenuItem();

this .menuItem11 = new System.Windows.Forms.MenuItem();

this .menuItem12 = new System.Windows.Forms.MenuItem();

this .menuItem13 = new System.Windows.Forms.MenuItem();

this .menuItem14 = new System.Windows.Forms.MenuItem();

this .menuItem15 = new System.Windows.Forms.MenuItem();

this .menuItem16 = new System.Windows.Forms.MenuItem();

this .menuItem17 = new System.Windows.Forms.MenuItem();

this .menuItem18 = new System.Windows.Forms.MenuItem();

this .folderBrowserDialog1 = new System.Windows.Forms.FolderBrowserDialog();

this .listBox1 = new System.Windows.Forms.ListBox();

this .notifyIcon1 = new System.Windows.Forms.NotifyIcon( this .components);

this .openFileDialog1 = new System.Windows.Forms.OpenFileDialog();

this .timer1 = new System.Windows.Forms.Timer( this .components);

((System.ComponentModel.ISupportInitialize)( this .axWindowsMediaPlayer1)).BeginInit();

this .SuspendLayout();

//

// axWindowsMediaPlayer1

//

this .axWindowsMediaPlayer1.Dock = System.Windows.Forms.DockStyle.Bottom;

this .axWindowsMediaPlayer1.Enabled = true ;

this .axWindowsMediaPlayer1.Location = new System.Drawing.Point(0, 256);

this .axWindowsMediaPlayer1.Name = "axWindowsMediaPlayer1";

this .axWindowsMediaPlayer1.OcxState = ((System.Windows.Forms.AxHost.State)(resources.GetObject("axWindowsMediaPlayer1.OcxState")));

this .axWindowsMediaPlayer1.Size = new System.Drawing.Size(216, 45);

this .axWindowsMediaPlayer1.TabIndex = 0;

this .axWindowsMediaPlayer1.PlayStateChange += new AxWMPLib._WMPOCXEvents_PlayStateChangeEventHandler( this .axWindowsMediaPlayer1_PlayStateChange);

//

// mainMenu1

//

this .mainMenu1.MenuItems.AddRange( new System.Windows.Forms.MenuItem[] {

this .menuItem1,

this .menuItem6,

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