protected void OnNextPacket(PacketEventArgs value)
{
PacketEventHandler handler = (PacketEventHandler)base.Events[EventOnNextPacket];
if (handler != null)
{
handler(this, value);
}
}
void DataSource_NextPacket(object sender, PacketEventArgs e)
{
if (e.State == PacketEventArgs.PacketState.Before)
{
e.Cancel = closepacketrecord;
}
}
public bool GetNextPacket()
{
if (Eof) return false;
// if (!Active) return false;
if ((null != RemoteName) && !RemoteName.Equals(""))
{
PacketEventArgs e = new PacketEventArgs(PacketEventArgs.PacketState.Before);
OnNextPacket(e);
if (e.Cancel)
{
return false;
}
string s = RemoteName;
int iPos = s.IndexOf('.');
string s1 = s.Substring(0, iPos);
string s2 = s.Substring(iPos + 1, s.Length - iPos - 1);
DataSet aDataSet = null;
if (s1 == "GLModule" && s2 == "cmdRefValUse")
{
aDataSet = (DataSet)(CliUtils.ExecuteSql(s1, s2, refCommandText, refDBAlias, true, CliUtils.fCurrentProject, new object[] { this.PacketRecords, LastIndex }));
}
else
{
aDataSet = (DataSet)(CliUtils.GetSqlCommand(s1, s2, this, WhereStr, "", CommandText, WhereParam, OrderStr));//更改过排序后, 取一批也要保持同一排序
}
if (-1 != PacketRecords)
{
if (aDataSet.Tables[0].Rows.Count < PacketRecords)
Eof = true;
LastIndex += aDataSet.Tables[0].Rows.Count;
}
fRealDataSet.Merge(aDataSet);
OnNextPacket(new PacketEventArgs(PacketEventArgs.PacketState.After));
return true;
}
return false;
}