Export (0) Print
Expand All

DataRow.CancelEdit Method

Cancels the current edit on the row.

Namespace:  System.Data
Assembly:  System.Data (in System.Data.dll)

public void CancelEdit()

ExceptionCondition
InRowChangingEventException

The method was called inside the RowChanging event.

See the BeginEdit method for more information.

The following example edits the value of one column in the last row of a DataGrid control. The example uses the BeginEdit, EndEdit, methods to edit the column's value and commit the change to the row.

private void AcceptOrReject(DataRow row)
{
    // Use a function to validate the row's values. 
    // If the function returns true, end the edit; 
    // otherwise cancel it. 
    if(ValidateRow(row))
        row.EndEdit();
    else
        row.CancelEdit();
}

private bool ValidateRow(DataRow thisRow)
{
    bool isValid = true; 
    // Insert code to validate the row values.  
    // Set the isValid variable. 
    return isValid;
}

Windows 7, Windows Vista, Windows XP SP2, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP Starter Edition, Windows Server 2008 R2, Windows Server 2008, Windows Server 2003, Windows Server 2000 SP4, Windows Millennium Edition, Windows 98, Windows CE, Windows Mobile for Smartphone, Windows Mobile for Pocket PC, Xbox 360, Zune

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

.NET Framework

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

.NET Compact Framework

Supported in: 3.5, 2.0, 1.0

XNA Framework

Supported in: 3.0, 2.0, 1.0

Community Additions

ADD
Show:
© 2014 Microsoft