C#程序自作音樂視頻播放器

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6、©WMHh"fnrrnl.ci代碼：點擊窗體進入usingSystem;usingSystem.Collections.Generic;usingSystem.ComponentModel;usingSystem.Data;usingSystem.Drawing;usingSystem.Linq;usingSystem.Text;usingSystem.Windows.Forms;usingSystem.IO;namespaceWindows音樂播放器publicpartialclassForm1:FormpublicForm1()InitializeComponent()

7、;/定義播放列表數(shù)的最大值/選中的媒體文件的索引/選中的音樂文件/控制是否循環(huán)播放stringfileList=newstring10000;intnumOfMusic;intselectOne;boolplayOne=false;publicvoidAddFile(stringpath)if(numOfMusic<10000)numOfMusic+=1;fileListnumOfMusic=path;)else(MessageBox.Show("不能添力口文件!","播放列表已滿");)publicvoidAddFiles(stringpath,

8、ListBoxlstFiles)(DirectoryInfodir=newDirectoryInfo(path);foreach(FileInfofindir.GetFiles("*.mp3")(AddFile(f.FullName);inti;stringstrFile=Convert.ToString(numOfMusic);for(i=1;i<=5-strFile.Length;i+)(strFile+="")strFile=f.Name;lstFileList.Items.Add(strFile);)foreach(DirectoryInf

9、odindir.GetDirectories()(AddFiles(d.FullName,lstFileList);)publicvoidDelFile(intselectNum)(inti;for(i=selectNum;i<=numOfMusic-1;i+)(fileListi=fileListi+1;)numOfMusic-=1;)publicvoidCloseBtn()(btnPlay.Enabled=false;btnBack.Enabled=false;btnForward.Enabled=false;btnStop.Enabled=false;btnReplay.Enabl

10、ed=false;btnDelete.Enabled=false;privatevoidForm1_Load(objectsender,EventArgse)lstFileList.Items.CopyTo(fileList,0);/將列表框(lstFileList)中的列表項全部復制到數(shù)組(fileList)中/選中第一個媒體文件numOfMusic=0;CloseBtn();/播放選中的媒體文件publicvoidPlay(intselectNum)mediaPlayer.URL=fileListselectNum;this.Text="正在播放-"+lstFileLi

11、st.SelectedItem.ToString();publicvoidOpenBtn()btnPlay.Enabled=true;btnBack.Enabled=true;btnForward.Enabled=true;privatevoidaxWindowsMediaPlayer1_Enter(objectsender,EventArgse)privatevoidbutAddFile_Click(objectsender,EventArgse)文件名/設(shè)置默認inti;odlgMedia.FileName=""/設(shè)置默認路徑/設(shè)置文件類型odlgMedia.Initi

12、alDirectory="C:"odlgMedia.Filter="mp3文件|*.mp3|所有文件|*.*"if(odlgMedia.ShowDialog()=DialogResult.OK)(stringpath=odlgMedia.FileName;FileInfof=newFileInfo(path);AddFile(f.FullName);stringstrFile=Convert.ToString(numOfMusic);for(i=1;i<=5-strFile.Length;i+)(strFile+="")strF

13、ile=f.Name;lstFileList.Items.Add(strFile);if(lstFileList.Items.Count>0)(OpenBtn();)privatevoidbtnAddFiles_Click(objectsender,EventArgse)(fbdlaMedia.SelectedPath="c:"fbdlaMedia.ShowNewFolderButton=true;fbdlaMedia.Description="請選擇媒體文件目錄："fbdlaMedia.ShowNewFolderButton=false;if(f

14、bdlaMedia.ShowDialog()=DialogResult.OK)(AddFiles(fbdlaMedia.SelectedPath,lstFileList);if(lstFileList.Items.Count>0)(OpenBtn();)privatevoidbtnDelete_Click(objectsender,EventArgse)(inti=lstFileList.SelectedIndex;if(lstFileList.SelectedIndex>=0)(if(selectOne=lstFileList.SelectedIndex+1)&&

15、(mediaPlayer.URL!="")(MessageBox.Show("不能刪除正在播放的文件","錯誤");else(DelFile(i+1);lstFileList.Items.RemoveAt(i);if(i<lstFileList.Items.Count)(lstFileList.SelectedIndex=i;elseif(lstFileList.Items.Count=0)(CloseBtn();else(lstFileList.SelectedIndex=0;privatevoidbtnPlay_Click(

16、objectsender,EventArgse)(if(lstFileList.SelectedIndex<0)(selectOne=1;lstFileList.SelectedIndex=0;else(selectOne=lstFileList.SelectedIndex+1;Play(selectOne);tmrMedia.Enabled=true;btnStop.Enabled=true;btnReplay.Enabled=true;)privatevoidlstFileList_SelectedIndexChanged(objectsender,EventArgse)(btnDe

17、lete.Enabled=true;)privatevoidbtnBack_Click(objectsender,EventArgse)(if(lstFileList.SelectedIndex>0)(lstFileList.SelectedIndex-=1;)elseif(lstFileList.SelectedIndex=0)(lstFileList.SelectedIndex=lstFileList.Items.Count-1;)else(lstFileList.SelectedIndex=numOfMusic-1;)selectOne=lstFileList.SelectedIn

18、dex+1;Play(selectOne);btnStop.Enabled=true;btnReplay.Enabled=true;)privatevoidbtnForward_Click(objectsender,EventArgse)(if(lstFileList.SelectedIndex<lstFileList.Items.Count-1)(lstFileList.SelectedIndex=lstFileList.SelectedIndex+1;)else(if(lstFileList.SelectedIndex>0)(lstFileList.SelectedIndex=

19、0;selectOne=IstFileList.SelectedIndex+1;Play(selectOne);btnStop.Enabled=true;btnReplay.Enabled=true;privatevoidbtnStop_Click(objectsender,EventArgse)mediaPlayer.URL=""this.Text="媒體播放器"tmrMedia.Enabled=false;btnReplay.Enabled=false;lstFileList.SelectedIndex=selectOne-1;privatevoidbtnReplay_Click(objectsender,EventArgse)if(playOne=true)playOne=false;btnReplay.FlatStyle=FlatStyle.Standard;/設(shè)置按鈕外觀為三維btnReplay.Text=，單曲循環(huán)"；elseplayOne=true;btnReplay.FlatStyle=FlatStyle.Popup;/設(shè)置按鈕外觀為平面顯btnReplay.Text=，取消循環(huán)"；lstFileList.SelectedIndex=selectOne-1;pr