private string[] GetCodes(string Market)   //读取Day.dat中的代码

{

//沪市指数代码转换表,大智慧同时保存沪市两类代码

string[,] codesRename = new string[,]

{

{"SH1A0001","SH000001"},

{"SH1A0002","SH000002"},

{"SH1A0003","SH000003"},

{"SH1B0001","SH000004"},

{"SH1B0002","SH000005"},

{"SH1B0004","SH000006"},

{"SH1B0005","SH000007"},

{"SH1B0006","SH000008"},

{"SH1B0007","SH000010"},

{"SH1B0008","SH000011"},

{"SH1B0009","SH000012"},

{"SH1B0010","SH000013"},

{"SH1C0003","SH000016"}

};

long len = -1;

long pos = 0;

int flag;

if (DzhDataPath == "")

{

msg = @"无法在注册表中到大智慧数据文件目录，请自行将属性 DzhDataPath设置为有效路径，如c:\dzh\data\。";

return new string[1] { null };

}

Market = Market.Trim().ToUpper();

if (Market == "")

{

msg = "Market参数只能是市场简称，如沪市为SH，深市为SZ，香港为HK等。";

return null;

}

string DzhFile = dzhDataPath + Market + @"\DAY.DAT";

msg = "";

if (!File.Exists(DzhFile))  //DAY.DAT文件不存在

{

msg = DzhFile + "不存在！";

return new string[1] { null };

}

try

{

this.checkFileStream(DzhFile);

int secCounts = 0;//文件中证券总数

string code = "";

len = fs.Length;

fs.Position = 0;

flag = br.ReadInt32();

if (flag == -65823756)   //0xFC139BF4

{

fs.Position = 12;

secCounts = br.ReadInt32();

string[] codes = new string[secCounts];

for (int i = 0; i < secCounts; i++)

{

pos = 24 + 64 * i;

if (pos <= len)

{

fs.Position = pos;

code = new string(br.ReadChars(10));//大智慧用10个字节保存代码，一般用6个字节

code = Market + code.Replace("\0", "");

code = code.Replace("HKHK", "HK");   //香港证券代码本身保存为HKxxxx

code = code.ToUpper();

for (int icode = 0; icode < codesRename.GetLength(0); icode++)

{

code = code.Replace(codesRename[icode, 0], codesRename[icode, 1]);

}

codes= code;

}

}

//fs.Close();

msg = "";

return codes;

}

}

catch (Exception e)

{

msg = e.Message;

}

return new string[1] { null };

}