public string GetNextId(Db.ConnDb db)
{
if (ProcessMode == "download" ||
ProcessMode == "text-pagelist" ||
ProcessMode == "text-content" ||
ProcessMode == "text-GetNetfile" ||
ProcessMode == "text-PostNetfile")
{
if (maxid == null)
{
maxid = SrcBeginID;
}
if (Rows == null || activeindex == Rows.Count)
{
string sql = Sqltemp.Replace("[maxid]", maxid);
DataSet ds = db.query(sql);
Rows = ds.Tables[0].Rows;
if (Rows.Count == 0)
{
return(null);
}
maxid = Rows[Rows.Count - 1][SrcID].ToString();
activeindex = 0;
}
if (activeindex < 0)
{
activeindex = 0;
}
if (activeindex < Rows.Count)
{
activeindex++;
ActiveDatarow = Rows[activeindex - 1];
return(ActiveDatarow[SrcID].ToString());
}
}
else if (ProcessMode == "text-BeginEndIDNet" || ProcessMode == "BeginEndIDToDb")
{
if (activeindex < Bid)
{
activeindex = Bid;
}
if (activeindex > Eid)
{
return(null);
}
activeindex++;
return((activeindex - 1).ToString());
}
return(null);
}
private void SetNewDatabaseFilename(string dbfullname)
{
this.dbdatafullname = dbfullname;
if (!File.Exists(dbfullname))
{
Error = true;
Msg.Add(dbfullname + "数据库不存在，请重新选择");
return;
}
if (db != null)
{
db.connClose();
db = null;
}
db = new Db.ConnDb(dbfullname);
}