Asp.net panel Dynamic Loading Control

 

Code
Front-end:
< ASP: Panel ID =   " Pnlcondition " Runat = " Server " Width =   " 100% " >
</ ASP: Panel >

Background: literalcontrol LC= Null;
Dropdownlist DDL= Null;
Label LBL= Null;
Textbox txt= Null;//Global

// Load

Datatable dtkeyinfo = DB. executedataset (dc). Tables [ 0 ]; // Get the definition of each column in the configuration table
LC =   New Literalcontrol ( " <Table> " );
Pnlcondition. Controls. Add (LC );
For ( Int I =   0 ; I < Dtkeyinfo. Rows. Count; I ++ )
{
LC =   New Literalcontrol ( " <Tr> " );
Pnlcondition. Controls. Add (LC );
LC =   New Literalcontrol ( " <TD class = 'field _ label'> " );
Pnlcondition. Controls. Add (LC );
LBL =   New Label ();
LBL. ID = I. tostring ();
LBL. Text = Dtkeyinfo. Rows [I] [ " Fieldname " ]. Tostring ();
Pnlcondition. Controls. Add (LBL );
LC =   New Literalcontrol ( " </TD> " );
Pnlcondition. Controls. Add (LC );
LC =   New Literalcontrol ( " <TD> " );
Pnlcondition. Controls. Add (LC );
String Column = Dtkeyinfo. Rows [I] [ " Fieldname " ]. Tostring ();
If (Dtkeyinfo. Rows [I] [ " Uitype " ]. Tostring () =   " DDL " )
{

DDL =   New Dropdownlist ();
DDL. ID = Column;
This . Bindddl (DDL, column );
Pnlcondition. Controls. Add (DDL );
}
If (Dtkeyinfo. Rows [I] [ " Uitype " ]. Tostring () =   " Txt " )
{
Txt =   New Textbox ();
TXT. ID = Column;
TXT. maxlength =   10 ;
Pnlcondition. Controls. Add (txt );
}
LC =   New Literalcontrol ( " </TD> " );
Pnlcondition. Controls. Add (LC );
LC =   New Literalcontrol ( " </Tr> " );
Pnlcondition. Controls. Add (LC );
}
LC =   New Literalcontrol ( " </Table> " );
Pnlcondition. Controls. Add (LC );