Getting data and datakeys inside the Grid View

::: Getting run time control  of the grid view inside the RowDataBound method.

Private Sub  GridView1_RowDataBound(ByVal sender As Object,  

ByVal e As  System.Web.UI.WebControls.GridViewRowEventArgs) 

Handles  GridView1.RowDataBound

If CType(e.Row.FindControl("LblLanguagesCode"), Label).Text = "" Then
e.Row.Cells(2).Text = ""
End If

End Sub

::: Getting datakeynames of the grid view inside the RowDataBound method.

 Private Sub  Grid_Work_Experience_RowDataBound(ByVal sender As Object,  

ByVal e As  System.Web.UI.WebControls.GridViewRowEventArgs)  

Handles  Grid_Work_Experience.RowDataBound
If e.Row.RowType = DataControlRowType.DataRow Then
   Dim Employer As String = Grid_Work_Experience.DataKeys(e.Row.RowIndex).Values("Employer") & ""
   Dim Position As String = Grid_Work_Experience.DataKeys(e.Row.RowIndex).Values("Position") & ""
   If Employer <> "" Then
     e.Row.Cells(3).Text = Employer
   End If
   If Position <> "" Then
      e.Row.Cells(3).Text = Employer & " / " & Position
   End If
End If
End Sub

::: Finding the control of selected row inside the RowUpdating method

Private Sub  GridView1_RowUpdating(ByVal sender As Object,  

ByVal e As  System.Web.UI.WebControls.GridViewUpdateEventArgs)Handles  GridView1.RowUpdating
Dim Continent_Name As String = CType(Me.GridView1.Rows(e.RowIndex).FindControl("TxtContinentNameEdit"), TextBox).Text
If Continent_Name = "" Then
CType(Me.AlertMessageBox1.FindControl("lblMessage"), Label).Text = "Please input Continent Name field !!!"
Me.Mpe_AlertMessage.Show()
Me.ShowContinentData()
CType(Me.DtgContinent.Rows(e.RowIndex).FindControl("TxtContinentNameEdit"), TextBox).Text = Continent_Name
End If
End Sub

::: Finding the control of gridview inside the normal method

Protected Sub ImgSaveAddNew_Click(ByVal sender As Object,  

ByVal e As System.Web.UI.ImageClickEventArgs)
Dim Languages_Name As String = CType(Me.GridView1.FooterRow.FindControl("TxtLanguagesNameAddNew"), TextBox).Text
End Sub