[Windows Phone 7璀璨]北漂1.0在线歌词播放器四.独立储存空间歌词的读取(完结)
一.独立储存空间歌词的读取
1.1保存歌词文件
View Code
1 /// <summary>
2 /// 保存歌词文件
3 /// </summary>
4 /// <param name="SongName">歌曲名</param>
5 /// <param name="Artist">艺术家</param>
6 /// <param name="lyrics">歌词文件</param>
7 public void Save(string SongName, string Artist, string lyrics)
8 {
9 IsolatedStorageFile file = IsolatedStorageFile.GetUserStoreForApplication();
10 //如果文件夹不存在
11 if (!(file.DirectoryExists("Lrc") ? true : false))
12 {
13 file.CreateDirectory("Lrc");
14
15 }
16 StringBuilder sb=new StringBuilder();
17 sb.Append("Lrc//");
18 sb.Append(SongName);
19 sb.Append(Artist);
20 sb.Append(".txt");
21 StreamWriter fileWrite=new StreamWriter(new IsolatedStorageFileStream(sb.ToString(),FileMode.Create,file));
22 fileWrite.WriteLine(lyrics);
23 fileWrite.Close();
24
25
26
27 }
1.2 读取文件
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1 /// <summary>
2 /// 读取文件
3 /// </summary>
4 /// <param name="SongName"></param>
5 /// <param name="Artist"></param>
6 /// <returns></returns>
7 public string Read(string SongName, string Artist)
8 {
9 StringBuilder sb=new StringBuilder();
10 sb.Append("Lrc//");
11 sb.Append(SongName);
12 sb.Append(Artist);
13 sb.Append(".txt");
14 string lrc="文件不存在";
15 IsolatedStorageFile file = IsolatedStorageFile.GetUserStoreForApplication();
16 if(file.FileExists(sb.ToString())?true:false)
17 {
18 StreamReader sr=new StreamReader(new IsolatedStorageFileStream(sb.ToString(),FileMode.Open,file));
19 lrc=sr.ReadToEnd();
20 sr.Close();
21
22 }
23 return lrc;
24 }
1.3判断歌词是否存在
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1 /// <summary>
2 /// 判断歌词是否存在
3 /// </summary>
4 /// <param name="SongName"></param>
5 /// <param name="Artist"></param>
6 /// <returns></returns>
7 public bool decide(string SongName, string Artist)
8 {
9 IsolatedStorageFile file = IsolatedStorageFile.GetUserStoreForApplication();
10 StringBuilder sb = new StringBuilder();
11 sb.Append("Lrc//");
12 sb.Append(SongName);
13 sb.Append(Artist);
14 sb.Append(".txt");
15 return file.FileExists(sb.ToString()) ? true : false;
16 }
完整源代码：
http://dl.dbank.com/c0st7kbm1n
