Whenever create a windows application on that case we always
face some situation where we needed to display record in grid form. So in this
application I will show you how you can bind a datagridview control in your
windows application using C#. In this I will use ms access database to access
the data.
In my previous article I have shown your how you can bind a
gridview control in asp.net application check the article Binding
Gridview By Access DataBase Using C#.Net in Asp.Net.
Some of my previous windows and C# .net application are as
follows: How
to Minimize an Application to the Taskbar Tray in C#.Net | System Tray
Application C#, Email
Validation in Windows Application C#.Net and VB.Net | Validating Email ID in
TextBox in C# .Net, Displaying
More than One Month in the Windows Forms MonthCalendar Control Using C#.Net.
My listbx related articles are as follows: Remove
Selected Item From Listbox C#.Net and VB.net, How
to add/move multiselected items from one listbox to another listbox in C#.Net
and VB.Net | C# multiple selection listbox move Using C#.Net, Transfer
Listbox Items to Another Listbox Using C#.Net and VB.Net | How to Move List Box
Items to another List Box in C#.
Now for this article first we will create a new windowsapplication and add a DataGridView Control in it.
Now check the below code
C#.Net
using System;
using System.Collections.Generic;
using System.Data;
using System.Data.OleDb;
using System.Drawing;
using System.Windows.Forms;
namespace DemoWindowsApplication
{
/// <summary>
/// Description of MainForm.
/// </summary>
public partial class MainForm : Form
{
public
string connectionstring = "Provider=Microsoft.ACE.OLEDB.12.0;Data
Source=bookstore.mdb;Persist Security Info=False;";
/// <summary>
/// Default constructor for main form
/// </summary>
public
MainForm()
{
InitializeComponent();
}
void
MainFormLoad(object sender, EventArgs e)
{
DataTable
_objdt = new DataTable();
_objdt = GetDataFromDataBase();
if
(_objdt.Rows.Count > 0)
{
dataGridView1.DataSource =
_objdt;
}
}
/// <summary>
/// Function for binding retriving the data from database
/// </summary>
/// <returns></returns>
public
DataTable GetDataFromDataBase()
{
DataTable
_objdt = new DataTable();
string
querystring = "select
author_name,title,publication_year from Books;";
OleDbConnection
_objcon=new OleDbConnection(connectionstring);
OleDbDataAdapter
_objda = new OleDbDataAdapter(querystring,
_objcon);
_objcon.Open();
_objda.Fill(_objdt);
return
_objdt;
}
}
}
|
VB.Net
Imports System
Imports System.Collections.Generic
Imports System.Data
Imports System.Data.OleDb
Imports System.Drawing
Imports System.Windows.Forms
Namespace DemoWindowsApplication
'''
<summary>
''' Description
of MainForm.
'''
</summary>
Partial Public Class MainForm
Inherits
Form
Public
connectionstring As String
= "Provider=Microsoft.ACE.OLEDB.12.0;Data
Source=bookstore.mdb;Persist Security Info=False;"
'''
<summary>
''' Default
constructor for main form
'''
</summary>
Public
Sub New()
InitializeComponent()
End Sub
Private
Sub MainFormLoad(ByVal
sender As Object,
ByVal e As
EventArgs)
Dim
_objdt As New
DataTable()
_objdt = GetDataFromDataBase()
If
_objdt.Rows.Count > 0 Then
dataGridView1.DataSource =
_objdt
End
If
End Sub
'''
<summary>
'''
Function for binding retriving the data from database
'''
</summary>
'''
<returns></returns>
Public
Function GetDataFromDataBase() As DataTable
Dim
_objdt As New
DataTable()
Dim
querystring As String
= "select author_name,title,publication_year
from Books;"
Dim
_objcon As New
OleDbConnection(connectionstring)
Dim
_objda As New
OleDbDataAdapter(querystring, _objcon)
_objcon.Open()
_objda.Fill(_objdt)
Return
_objdt
End Function
End Class
End Namespace
|
Now in above code first we have created a function whose
return type is DataTale and on page load we have bind the datagridview control.
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