Rowupdating in asp
Row Updated = new Sql Row Updated Event Handler(On Row Updated); // Set Data Adapter command properties, fill Data Set, modify Data Set. Fill Error, New Fill Error Event Handler( _ Address Of Fill Error) Dim data Set As Data Set = New Data Set adapter. ' Add a row to table using the values from the first two columns.
Sql Data Adapter cust Adapter = new Sql Data Adapter( "SELECT Customer ID, Company Name FROM Customers", connection); // Add handlers. Row Updating = new Sql Row Updating Event Handler(On Row Updating); cust Adapter. Row Updated -= new Sql Row Updated Event Handler(On Row Updated); protected static void On Row Updating( object sender, Sql Row Updating Event Args args) protected static void On Row Updated( object sender, Sql Row Updated Event Args args) Add Handler adapter. Overflow Exception") Then ' Code to handle precision loss.
In the Page_Load event, you simply load your data from the database and bind it with the Grid View control as shown below: For brevity I am not storing connection string in the web.config and also not using any Data Access Component.
Next event is the Grid View Row Editing event to give ASP. You need to set the Edit Index property of the Grid View with the New Edit Index property of the Grid View Edit Event Args class.
In data driven web sites, users are normally allowed to view data and administrators are allowed to add, edit or delete data.
In this tutorial I will show you how you can create an editable Grid View control for administrators to modify database records directly into the Grid View control.
Fill(data Set, "This Table") Private Shared Sub Fill Error(sender As Object, _ args As Fill Error Event Args) If args. If user clicks the Cancel button while Grid View is in editing mode, you need to Cancel the Editing process and also need to reset the Edit Index property to -1 in the Row Canceling Edit event of the Grid View control as shown below: The last step is to handle the Row Updating event to actually update the back end database.To do this we first need to obtain the reference of the current row by using its index no as shown in the first line below. Message End If End Sub // Assumes that connection is a valid Sql Connection object. Row Updating -= new Sql Row Updating Event Handler(On Row Updating); cust Adapter. Add(New Object() _ ) ' Set the Row Error containing the value for the third column. The visitors to a web site can typically be divided into two groups: the users and the administrators.