If not specified, the Binding Source object refreshes the current row in the bound .
NET control (specified by the Position property) with values from the corresponding record in the bound ABL data source object.
The Table Adapter Manager class ensures that updates are made in the correct order based on the foreign-key constraints that are defined in the database.
When you use data-bound controls, the databinding architecture creates a member variable of the Table Adapter Manager class called table Adapter Manager.
using namespace System; using namespace System:: Collections:: Generic; using namespace System:: Component Model; using namespace System:: Data; using namespace System:: Drawing; using namespace System:: Text; using namespace System:: Xml; using namespace System:: Windows:: Forms; using namespace System:: IO; namespace System_Windows_Forms_Update Binding int main() Imports System Imports System.
Collections Class Form1 Inherits Form ' Declare the objects on the form.
When a dataset has related tables, Visual Studio generates a Table Adapter Manager class that you use to do the updates.The change I’d made just before clicking the button was not put into the business object.I had, of course, put a Binding Source between the business object and the controls. Text = "Form1" ' Create an Array List containing some of the State objects. Add(New State("Montana", "Helena")) binding Source1 = New Binding Source() ' Bind Binding Source1 to the list of states. Data Source = states ' Bind the two text boxes to properties of State.