Datagridview in Windows form Application using C#

Fisrt Using The Enter Code

1) Form Properties = KeyPriview = True
2) Your TextBoex TAB Index Properly For Exmp=1,2,3,4,5,6..etc
3) Your Form Kyedown Event Using

4) if (e.KeyCode == Keys.Escape)
Close();
if (e.KeyCode == Keys.Enter)
SendKeys.Send("{Tab}");

Code Type Here KeyDown Envent Paest

Second Code....
Button Clike Event Second Form Show And Form Load Event Code Type Here

SQLConnection con = new SQLConnection("Your Connection String");
SQLCommond cmd;
SqlDataReder dr;

cmd = new sqlcommond("Select * From YourTableName",con);
DataTable dt=New DataTable();
con.open();
dr=cmd.excuteReader();
dt.load(dr);
DataGrideView.DataSource=dt;
con.close();

I m Zaid Ansari From Bhiwandi