how to display data from database in combobox in c#

Question

using System;

using System.Collections.Generic;

using System.ComponentModel;

using System.Data;

using System.Drawing;

using System.Linq;

using System.Text;

using System.Windows.Forms;

namespace Dynamic.Account.Report.Transaction

{

public partial class FrmRptTrialBalanceMonthly : Form//FrmReportBaseForm<Dynamic.ReportEntity.Account.TrialBalance>

{

Dynamic.Reporting.Account.TrialBalanceSheetMonthly TrialBalanceMonthly = new Dynamic.Reporting.Account.TrialBalanceSheetMonthly();

public FrmRptTrialBalanceMonthly()

{

InitializeComponent();

System.Windows.Forms.Control.CheckForIllegalCrossThreadCalls = false;

this.TabText = "List of Ledger";

this.Load += new EventHandler(FrmRptTrialBalanceMonthly_Load);

this.FormClosing += new FormClosingEventHandler(FrmRptTrialBalanceMonthly_FormClosing);

this.btnPrint.Click += new EventHandler(btnPrint_Click);

}

public System.Collections.IEnumerable DataColl

{

get

{

return fastObjectListView1.FilteredObjects;

}

}

public void GetDataOfCurrentRow(object obj, Dynamic.ReportEngine.RDL.Row row)

{

Dynamic.ReportEntity.Account.TrialBalance tbl = (Dynamic.ReportEntity.Account.TrialBalance)obj;

row.Data[0] = tbl.Month;

row.Data[1] = tbl.OpeningDr;

row.Data[2] = tbl.OpeningCr;

row.Data[3] = tbl.TransactionDr;

row.Data[4] = tbl.TransactionCr;

}

void btnPrint_Click(object sender, EventArgs e)

{

ShowReportForm(@"D:\DynamicAccounting\Accounting\New Account\Ledger.rdl", "TestObjectData");

}

private void ShowReportForm(string path, string title)

{

Dynamic.ReportEngine.FrmRptCustomizeReportView frm = new ReportEngine.FrmRptCustomizeReportView();

//frm.iReportData = this;

frm.SourceFile = path;

frm.TabText = title;

frm.Show();

}

void FrmRptTrialBalanceMonthly_FormClosing(object sender, FormClosingEventArgs e)

{

}

public void LoadDataFromDB()

{

fastObjectListView1.SetObjects(TrialBalanceMonthly.getTrailBalance(DateTime.Today, DateTime.Today,2,6));

}

void FrmRptTrialBalanceMonthly_Load(object sender, EventArgs e)

{

getterAndSetter();

LoadDataFromDB();

}

private void getterAndSetter()

{

olvMonth.AspectGetter = delegate(object x)

{

if (x is Dynamic.ReportEntity.Account.TrialBalance)

{

return ((Dynamic.ReportEntity.Account.TrialBalance)x).Month;

}

return "";

};

olvOpeningDr.AspectGetter = delegate(object x)

{

if (x is Dynamic.ReportEntity.Account.TrialBalance)

{

return ((Dynamic.ReportEntity.Account.TrialBalance)x).OpeningDr;

}

return "";

};

olvOpeningCr.AspectGetter = delegate(object x)

{

if (x is Dynamic.ReportEntity.Account.TrialBalance)

{

return ((Dynamic.ReportEntity.Account.TrialBalance)x).OpeningCr;

}

return "";

};

olvTransactionDr.AspectGetter = delegate(object x)

{

if (x is Dynamic.ReportEntity.Account.TrialBalance)

{

return ((Dynamic.ReportEntity.Account.TrialBalance)x).TransactionDr;

}

return "";

};

olvTransactionCr.AspectGetter = delegate(object x)

{

if (x is Dynamic.ReportEntity.Account.TrialBalance)

{

return ((Dynamic.ReportEntity.Account.TrialBalance)x).TransactionCr;

}

return "";

};

}

private void FrmRptTrialBalanceMonthly_Load_1(object sender, EventArgs e)

{

}

}

}

 

 

 

 

i want coding for dispalyin data from database in combobox in c#