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

{

/// <summary>

/// Form1 的摘要说明。

/// </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

}

/// <summary>

/// 清理所有正在使用的资源。

/// </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

/// <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()

{

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,

this.menuItem18});

// menuItem1

this.menuItem1.Index = 0;

this.menuItem1.MenuItems.AddRange(new System.Windows.Forms.MenuItem[] {

this.menuItem2,

this.menuItem3,

this.menuItem5,

this.menuItem4,

this.menuItem7,

this.menuItem8,

this.menuItem9});

this.menuItem1.Text = "文件";

// menuItem2

this.menuItem2.Index = 0;

this.menuItem2.Text = "将文件添加到列表...";

this.menuItem2.Click += new System.EventHandler(this.menuItem2_Click);

// menuItem3

this.menuItem3.Index = 1;

this.menuItem3.Text = "将文件夹添加到列表...";

this.menuItem3.Click += new System.EventHandler(this.menuItem3_Click);

// menuItem5

this.menuItem5.Index = 2;

this.menuItem5.Text = "-";

// menuItem4

this.menuItem4.Index = 3;

this.menuItem4.Text = "删除选定歌曲";

this.menuItem4.Click += new System.EventHandler(this.menuItem4_Click);

// menuItem7

this.menuItem7.Index = 4;

this.menuItem7.Text = "清除所有歌曲";

this.menuItem7.Click += new System.EventHandler(this.menuItem7_Click);

// menuItem8

this.menuItem8.Index = 5;

this.menuItem8.Text = "-";

// menuItem9

this.menuItem9.Index = 6;

this.menuItem9.Text = "退出";

this.menuItem9.Click += new System.EventHandler(this.menuItem9_Click);

// menuItem6

this.menuItem6.Index = 1;

this.menuItem6.MenuItems.AddRange(new System.Windows.Forms.MenuItem[] {

this.menuItem10,

this.menuItem11,

this.menuItem12,

this.menuItem13,

this.menuItem14,

this.menuItem17});

this.menuItem6.Text = "控制";

// menuItem10

this.menuItem10.Index = 0;

this.menuItem10.Text = "上一首歌曲";

this.menuItem10.Click += new System.EventHandler(this.menuItem10_Click);

// menuItem11

this.menuItem11.Index = 1;

this.menuItem11.Text = "下一首歌曲";

this.menuItem11.Click += new System.EventHandler(this.menuItem11_Click);

// menuItem12

this.menuItem12.Index = 2;

this.menuItem12.Text = "-";

// menuItem13

this.menuItem13.Index = 3;

this.menuItem13.Text = "顺序播放";

this.menuItem13.Click += new System.EventHandler(this.menuItem13_Click);

// menuItem14

this.menuItem14.Index = 4;

this.menuItem14.MenuItems.AddRange(new System.Windows.Forms.MenuItem[] {

this.menuItem15,

this.menuItem16});

this.menuItem14.Text = "重复播放";

// menuItem15

this.menuItem15.Index = 0;

this.menuItem15.Text = "重复播放所有歌曲";

this.menuItem15.Click += new System.EventHandler(this.menuItem15_Click);

// menuItem16

this.menuItem16.Index = 1;

this.menuItem16.Text = "重复播放一首歌曲";

this.menuItem16.Click += new System.EventHandler(this.menuItem16_Click);

// menuItem17

this.menuItem17.Index = 5;

this.menuItem17.Text = "随机播放";

this.menuItem17.Click += new System.EventHandler(this.menuItem17_Click);

// menuItem18

this.menuItem18.Index = 2;

this.menuItem18.Text = "关于";

this.menuItem18.Click += new System.EventHandler(this.menuItem18_Click);

// listBox1

this.listBox1.BackColor = System.Drawing.SystemColors.ControlDark;

this.listBox1.Dock = System.Windows.Forms.DockStyle.Top;

this.listBox1.ItemHeight = 12;

this.listBox1.Location = new System.Drawing.Point(0, 0);

this.listBox1.Name = "listBox1";

this.listBox1.Size = new System.Drawing.Size(216, 256);

this.listBox1.TabIndex = 1;

this.listBox1.DoubleClick += new System.EventHandler(this.listBox1_DoubleClick);

this.listBox1.KeyUp += new System.Windows.Forms.KeyEventHandler(this.listBox1_KeyUp);

this.listBox1.SelectedIndexChanged += new System.EventHandler(this.listBox1_SelectedIndexChanged);

// notifyIcon1

this.notifyIcon1.Text = "seaPlayer";

this.notifyIcon1.Visible = true;

this.notifyIcon1.DoubleClick += new System.EventHandler(this.notifyIcon1_DoubleClick);

// timer1

this.timer1.Tick += new System.EventHandler(this.timer1_Tick);

// seaPlayer

this.AllowDrop = true;

this.AutoScaleBaseSize = new System.Drawing.Size(6, 14);

this.ClientSize = new System.Drawing.Size(216, 301);

this.Controls.Add(this.listBox1);

this.Controls.Add(this.axWindowsMediaPlayer1);

this.FormBorderStyle = System.Windows.Forms.FormBorderStyle.Fixed3D;

this.MaximizeBox = false;

this.Menu = this.mainMenu1;

this.Name = "seaPlayer";

this.Text = "seaPlayer";

this.Resize += new System.EventHandler(this.Form1_Resize);

this.DragDrop += new System.Windows.Forms.DragEventHandler(this.Form1_DragDrop);

this.DragEnter += new System.Windows.Forms.DragEventHandler(this.Form1_DragEnter);

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

this.ResumeLayout(false);

}

#endregion

/// <summary>

/// 应用程序的主入口点。

/// </summary>

[STAThread]

static void Main

()

{

Application.Run(new seaPlayer());

}

private void showfiles(string path,ListBox listBox1)

{

DirectoryInfo dir = new DirectoryInfo(path);

foreach(FileInfo f in dir.GetFiles("*.mp3"))

{

MyPlayer.AddFile(f.FullName);

}

foreach(DirectoryInfo f in dir.GetDirectories())

{

showfiles(f.FullName,listBox1);

}

private void Load()

{

listBox1.Items.Clear();

for(int i = 1;i <= MyPlayer.NumOfMusic; i++)

{

string STRFILE = Convert.ToString(i);

for(int j = 1;j<=5-STRFILE.Length;j++)STRFILE+=' ';

FileInfo f = new FileInfo(MyPlayer.PlayList(i));

STRFILE += f.Name;

this.listBox1.Items.Add(STRFILE);

}

private void notifyIcon1_DoubleClick(object sender, System.EventArgs e)

{

this.Visible = true;

this.WindowState = System.Windows.Forms.FormWindowState.Normal;

this.notifyIcon1.Visible = false;

}

private void Form1_Resize(object sender, System.EventArgs e)

{

if(this.WindowState == System.Windows.Forms.FormWindowState.Minimized)

{

this.notifyIcon1.Visible = true;

this.Visible = false;

}

private void menuItem2_Click(object sender, System.EventArgs e)

{

if(this.openFileDialog1.ShowDialog() == DialogResult.OK)

{

string path = this.openFileDialog1.FileName;

FileInfo f = new FileInfo(path);

MyPlayer.AddFile(f.FullName);

Load();

}

private void menuItem3_Click(object sender, System.EventArgs e)

{

if(this.folderBrowserDialog1.ShowDialog() == DialogResult.OK)

{

string path = this.folderBrowserDialog1.SelectedPath;

showfiles(path,listBox1);

Load();

}

private void listBox1_DoubleClick(object sender, System.EventArgs e)

{

if(listBox1.SelectedIndex >= 0)

MyPlayer.play(listBox1.SelectedIndex + 1);

}

private void menuItem4_Click(object sender, System.EventArgs e)

{

if(listBox1.SelectedIndex >= 0)

{

MyPlayer.DelFile(listBox1.SelectedIndex + 1);

listBox1.Items.Clear();

Load();

}

private void menuItem7_Click(object sender, System.EventArgs e)

{

listBox1.Items.Clear();

MyPlayer.NumOfMusic = 0;

}

private void menuItem9_Click(object sender, System.EventArgs e)

{

MyPlayer.save();

Application.Exit();

}

private void menuItem10_Click(object sender, System.EventArgs e)

{

if(MyPlayer.CurrentPlay > 0)

{

int play = MyPlayer.CurrentPlay - 1;

if(play == 0)play = MyPlayer.NumOfMusic;

MyPlayer.play(play);

listBox1.SelectedIndex = play - 1;

}

private void menuItem11_Click(object sender, System.EventArgs e)

{

if(MyPlayer.CurrentPlay > 0)

{

int play = MyPlayer.CurrentPlay + 1;

if(play > MyPlayer.NumOfMusic)play = 1;

MyPlayer.play(play);

listBox1.SelectedIndex = play - 1;

}

private void menuItem13_Click(object sender, System.EventArgs e)

{

menuItem13.Checked = true;

menuItem14.Checked = false;

menuItem15.Checked = false;

menuItem16.Checked = false;

menuItem17.Checked = false;

}

private void menuItem15_Click(object sender, System.EventArgs e)

{

menuItem13.Checked = false;

menuItem14.Checked = false;

menuItem15.Checked = true;

menuItem16.Checked = false;

menuItem17.Checked = false;

}

private void menuItem17_Click(object sender, System.EventArgs e)

{

menuItem13.Checked = false;

menuItem14.Checked = false;

menuItem15.Checked = false;

menuItem16.Checked = false;

menuItem17.Checked = true;

}

private void menuItem16_Click(object sender, System.EventArgs e)

{

menuItem13.Checked = false;

menuItem14.Checked = false;

menuItem15.Checked = false;

menuItem16.Checked = true;

menuItem17.Checked = false;

}

private void axWindowsMediaPlayer1_PlayStateChange(object sender, AxWMPLib._WMPOCXEvents_PlayStateChangeEvent e)

{

if(MyPlayer.playstate == WMPLib.WMPPlayState.wmppsMediaEnded)

{

timer1.Start();

}

private void timer1_Tick(object sender, System.EventArgs e)

{

timer1.Stop();

int selectnum = 0;

if(menuItem13.Checked)selectnum = MyPlayer.NextPlay(0);

else if (menuItem15.Checked)selectnum = MyPlayer.NextPlay(1);

else if (menuItem16.Checked)selectnum = MyPlayer.NextPlay(2);

else if (menuItem17.Checked)selectnum = MyPlayer.NextPlay(3);

if(selectnum != 0)

{

listBox1.SelectedIndex = selectnum - 1;

MyPlayer.play(selectnum);

}

private void menuItem18_Click(object sender, System.EventArgs e)

{

MessageBox.Show("Developed By Sea!\n ----2005.8.8");

}

private void listBox1_SelectedIndexChanged(object sender, System.EventArgs e)

{

}

private void listBox1_KeyUp(object sender, System.Windows.Forms.KeyEventArgs e)

{

if(e.KeyCode == Keys.Delete)

{

if(listBox1.SelectedIndex >= 0)

{

int temp = listBox1.SelectedIndex;

MyPlayer.DelFile(listBox1.SelectedIndex + 1);

Load();

if(temp > MyPlayer.NumOfMusic - 1)temp = -1;

listBox1.SelectedIndex = temp;

}

private void Form1_DragEnter(object sender, System.Windows.Forms.DragEventArgs e)

{

if (e.Data.GetDataPresent(DataFormats.FileDrop))

e.Effect=DragDropEffects.Copy;

else

e.Effect=DragDropEffects.None;

}

private void Form1_DragDrop(object sender, System.Windows.Forms.DragEventArgs e)

{

if(e.Data.GetDataPresent(DataFormats.FileDrop))

{

string[] files = (string[])e.Data.GetData(DataFormats.FileDrop);

foreach (string file in files)

{

MyPlayer.AddFile(file);

}

Load();

}

Player.cs:

using System;

using System.Drawing;

using System.Collections;

using System.ComponentModel;

using System.Windows.Forms;

using System.Data;

using System.IO;

namespace seaPlayer

{

/// <summary>

/// Player 的摘要说明。

/// </summary>

public class Player

{

private AxWMPLib.AxWindowsMediaPlayer myPlayer;

private string[] playList;

private int numOfMusic;

private int currentPlay;

private string savepath;

public int CurrentPlay

{

get

{

return currentPlay;

}

public int NumOfMusic

{

get

{

return numOfMusic;

}

set

{

numOfMusic = value;

}

public WMPLib.WMPPlayState playstate

{

get

{

return myPlayer.playState;

}

public void save()

{

StreamWriter sw = new StreamWriter(savepath);

for(int i = 1; i <= numOfMusic; i ++)

{

sw.WriteLine(playList[i]);

}

sw.Close();

}

public void load()

{

try

{

StreamReader sr = new StreamReader(savepath);

String line;

numOfMusic = 0;

while ((line = sr.ReadLine()) != null)

{

numOfMusic ++;

playList[numOfMusic] = line;

}

sr.Close();

}

catch

{

}

public string PlayList(int num)

{

return playList[num];

}

public Player(AxWMPLib.AxWindowsMediaPlayer mediaPlayer)

{

FileInfo t = new FileInfo("save.msg");

savepath = t.FullName;

myPlayer = mediaPlayer;

playList = new string[1001];

numOfMusic = 0;

currentPlay = 0;

load();

}

public void AddFile(string path)

{

if(numOfMusic < 1000)

{

numOfMusic ++;

playList[numOfMusic] = path;

}

public void DelFile(int selectNum)

{

for(int i = selectNum; i <= numOfMusic - 1; i++)

{

playList[i] = playList[i + 1];

}

numOfMusic --;

}

public void play(int selectNum)

{

myPlayer.URL = playList[selectNum];

currentPlay = selectNum;

}

public int NextPlay(int type)

{

/* type = 0 顺序

type = 1 重复播放全部

type = 2 重复播放一首

type = 3 随机播放

switch (type)

{

case 0:

currentPlay ++;

if(currentPlay > numOfMusic)return 0;

else return currentPlay;

case 1:

currentPlay ++;

if(currentPlay > numOfMusic) return 1;

else return currentPlay;

case 2:

return currentPlay;

case 3:

Random rdm = new Random(unchecked((int)DateTime.Now.Ticks));

currentPlay = rdm.Next() % numOfMusic;

if(currentPlay == 0) return numOfMusic;

else return currentPlay;

default:

return 0;

}

总算大功告成了，感觉和一般播放器比也差不多拉：）反正现在我听mp3只用seaPlayer了，毕竟嘛，小巧又方便哦。还是免费的哦！