Now, coming to the member methods listed above, there is a constructer which simply sets the aforementioned data members with those passed as parameters. Container's control collection is filled with all controls in which items of each type are instantiated.
Anyway, the problem isn't that it can't be done 'manually' - but rather that there are a myriad of ways that you can hook up custom link/command processing and they are all similar but yet quite different.In this article i will show you how one can use more than one datakeynames in a gridview as well as in Grid View editing time or in Grid View manipulation time how one can read more than one datakeynames that you have assigned in design time or in runtime. Which contains productid, brandid, category id as well. Data Bind() End Sub Protected Sub Delete_Click(sender As Object, e As System. Click Dim s Clause As String = "" For Each o Item As Grid View Row In Grid View1. So when you show a list of products then you have to pick a product with productid, Brand ID & Category ID for Grid View records deletion or modification. Data Key Names is the property to define Read-only primary key or composite primary key like fields in a Grid View control. Open() Using da As New Sql Data Adapter(New Sql Command(SQL, conn)) dt = New Data Table("tbl") da. The typical scenario might be a list where you can toggle certain options or where you can fire an operation that otherwise updates the data that's underlying the grid.I tend to use business objects in my applications so using the standard data controls doesn't work very well, nor would it really buy much in terms of abstraction.