public void CreateField(FldDef fldDef)
{
IDynaField field = null;
switch (fldDef.fld_type)
{
case 167: //varchar
field = new StringField(fldDef.fld_name, DbType.String, fldDef.fld_size, fldDef.inp_mask, fldDef.out_mask);
break;
case 175: //char[]->varchar
field = new StringField(fldDef.fld_name, DbType.StringFixedLength, fldDef.fld_size, fldDef.inp_mask, fldDef.out_mask);
break;
case 35: //text
field = new TextField(fldDef.fld_name, DbType.AnsiString, fldDef.fld_size, fldDef.inp_mask, fldDef.out_mask);
break;
case 48: //byte
field = new ByteField(fldDef.fld_name, DbType.Byte, fldDef.fld_size, fldDef.inp_mask, fldDef.out_mask);
break;
case 52: //int16
field = new Int16Field(fldDef.fld_name, DbType.Int16, fldDef.fld_size, fldDef.inp_mask, fldDef.out_mask);
break;
case 56: //int32
field = new Int32Field(fldDef.fld_name, DbType.Int32, fldDef.fld_size, fldDef.inp_mask, fldDef.out_mask);
break;
case 40: //date
field = new DateField(fldDef.fld_name, DbType.Date, fldDef.fld_size, fldDef.inp_mask, fldDef.out_mask);
break;
case 61: //datetime
field = new DateField(fldDef.fld_name, DbType.DateTime, fldDef.fld_size, fldDef.inp_mask, fldDef.out_mask);
break;
case 62: //double
field = new DoubleField(fldDef.fld_name, DbType.Double, fldDef.fld_size, fldDef.inp_mask, fldDef.out_mask);
break;
}
if (field != null)
{
field.Value = fldDef.def_val;
FieldDict.Add(fldDef.fld_name, field);
}
}
public bool LoadMeta()
{
loaded = false;
IDbConnection dbConn = null;
IDbCommand qryComm = null, fldComm = null;
IDataReader qryReader = null, fldReader = null;
try
{
recDict.Clear();
//get connection from pool
dbConn = GetConnection();
dbConn.Open();
//qryDict
qryComm = dbConn.CreateCommand();
qryComm.CommandType = CommandType.Text;
qryComm.CommandText = "select Qry_Name, Qry_Head, Qry_Lord, Fld_Dict, Qry_Mask from T_QryDict";
qryReader = qryComm.ExecuteReader();
qryList.Clear();
while (qryReader.Read())
{
QryDef qryDef = new QryDef();
qryDef.qry_name = qryReader.GetString(0);
qryDef.qry_head = qryReader.GetString(1);
qryDef.qry_lord = qryReader.GetString(2);
qryDef.fld_dict = qryReader.GetString(3);
qryDef.qry_mask = qryReader.GetInt32(4);
qryList.Add(qryDef);
}
qryReader.Close();
//fldList
fldComm = dbConn.CreateCommand();
fldComm.CommandType = CommandType.Text;
fldComm.CommandText = "select Qry_Name, Fld_Name, Fld_Head, Fld_Type, Fld_Size, Inp_Mask, Out_Mask, Def_Val from T_FldDict";
fldReader = fldComm.ExecuteReader();
fldList.Clear();
while (fldReader.Read())
{
FldDef fldDef = new FldDef();
fldDef.qry_name = fldReader.GetString(0);
fldDef.fld_name = fldReader.GetString(1);
fldDef.fld_head = fldReader.GetString(2);
fldDef.fld_type = fldReader.GetInt32(3);
fldDef.fld_size = fldReader.GetInt32(4);
fldDef.inp_mask = fldReader.GetInt32(5);
fldDef.out_mask = fldReader.GetInt32(6);
fldDef.def_val = fldReader.GetString(7);
fldList.Add(fldDef);
}
fldReader.Close();
loaded = true;
}
catch (DbException sx)
{
//if (ShowError != null) ShowError(sx.Message);
lastError = sx.Message;
}
catch (Exception ex)
{
//if (ShowError != null) ShowError(ex.Message);
lastError = ex.Message;
}
finally
{
if (fldReader != null)
{
fldReader.Close();
}
if (qryReader != null)
{
qryReader.Close();
}
if (dbConn != null)
{
dbConn.Close();
}
}
return(loaded);
}