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.NET Framework Class Library
DataTable..::.RowDeleted Event

Occurs after a row in the table has been deleted.

Namespace: System.Data
Assembly: System.Data (in System.Data.dll)
Syntax
Public Event RowDeleted As DataRowChangeEventHandler
public event DataRowChangeEventHandler RowDeleted
public:
 event DataRowChangeEventHandler^ RowDeleted {
	void add (DataRowChangeEventHandler^ value);
	void remove (DataRowChangeEventHandler^ value);
}
member RowDeleted : IEvent<DataRowChangeEventHandler,
    DataRowChangeEventArgs>
Remarks

For more information, see Handling DataTable Events (ADO.NET).

Examples

Private Sub DataTableRowDeleted()
    Dim customerTable As DataTable = New DataTable("Customers")
    ' add columns
    customerTable.Columns.Add("id", Type.GetType("System.Int32"))
    customerTable.Columns.Add("name", Type.GetType("System.String"))
    customerTable.Columns.Add("address", Type.GetType("System.String"))

    ' set PrimaryKey
    customerTable.Columns("id").Unique = True
    customerTable.PrimaryKey = New DataColumn() {customerTable.Columns("id")}

    ' add a RowDeleted event handler for the table.
    AddHandler customerTable.RowDeleted, New _
           DataRowChangeEventHandler(AddressOf Row_Deleted)


    ' add ten rows
    Dim id As Integer
    For id = 1 To 10
        customerTable.Rows.Add( _
            New Object() {id, String.Format("customer{0}", id), _
        String.Format("address{0}", id)})
    Next

    customerTable.AcceptChanges()

    ' Delete all the rows
    Dim row As DataRow
    For Each row In customerTable.Rows
        row.Delete()
    Next
End Sub

Private Sub Row_Deleted(ByVal sender As Object, _
ByVal e As DataRowChangeEventArgs)
    Console.WriteLine("Row_Deleted Event: name={0}; action={1}", _
     e.Row("name", DataRowVersion.Original), e.Action)
End Sub


    private static void DataTableRowDeleted()
    {
        DataTable customerTable = new DataTable("Customers");
        // add columns
        customerTable.Columns.Add("id", typeof(int));
        customerTable.Columns.Add("name", typeof(string));
        customerTable.Columns.Add("address", typeof(string));

        // set PrimaryKey
        customerTable.Columns[ "id" ].Unique = true;
        customerTable.PrimaryKey = new DataColumn[] { customerTable.Columns["id"] };

        // add a RowDeleted event handler for the table.
        customerTable.RowDeleted += new DataRowChangeEventHandler(Row_Deleted);


        // add ten rows
        for(int id=1; id<=10; id++)
        {
            customerTable.Rows.Add(
                new object[] { id, string.Format("customer{0}", id), 
                string.Format("address{0}", id) });
        }
	
        customerTable.AcceptChanges();

        // Delete all the rows
        foreach(DataRow row in customerTable.Rows)
            row.Delete();
    }

    private static void Row_Deleted(object sender, DataRowChangeEventArgs e)
    {
        Console.WriteLine("Row_Deleted Event: name={0}; action={1}", 
            e.Row["name", DataRowVersion.Original], e.Action);
    }

Version Information

.NET Framework

Supported in: 4, 3.5, 3.0, 2.0, 1.1, 1.0

.NET Framework Client Profile

Supported in: 4, 3.5 SP1
Platforms

Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows XP SP2 x64 Edition, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2

The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.