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C#中利用mediaplayer打造mp3播放器 | |
作者:佚名 文章来源:不详 点击数 更新时间:2008/4/18 11:26:36 文章录入:杜斌 责任编辑:杜斌 | |
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Mp3播放器主要完成下列功能: 1. 添加歌曲,可以添加单个乐曲或者指定文件夹内包括其子文件夹内的所有mp3乐曲到播放列表。 2. 删除指定歌曲或所有歌曲。 3. 播放的控制。包括选择上一首,下一首播放,顺序播放,循环播放和随机播放。循环播放又分单个歌曲的循环播放和所有歌曲的循环播放。 首先建立类player。 public class Player { private AxWMPLib.AxWindowsMediaPlayer myPlayer; private string[] playList; private int numOfMusic; private int currentPlay; public int NumOfMusic { get { return numOfMusic; } } public WMPLib.WMPPlayState playstate { get { return myPlayer.playState; } } public string PlayList(int num) { return playList[num]; } public Player(AxWMPLib.AxWindowsMediaPlayer mediaPlayer) { myPlayer = mediaPlayer; playList = new string[1000]; numOfMusic = 0; } 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; } } } |
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