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DataGridColumnStyle.NullTextChanged Event

Occurs when the NullText value changes.

Namespace: System.Windows.Forms
Assembly: System.Windows.Forms (in system.windows.forms.dll)

public event EventHandler NullTextChanged
/** @event */
public void add_NullTextChanged (EventHandler value)

/** @event */
public void remove_NullTextChanged (EventHandler value)

JScript supports the use of events, but not the declaration of new ones.

For more information about handling events, see Consuming Events.

private void AddCustomColumnStyle()
{
   myTableStyle = new DataGridTableStyle();
   myColumnStyle = new DataGridTextBoxColumn();
   myColumnStyle.NullTextChanged += new EventHandler(columnStyle_NullTextChanged);
   myTableStyle.GridColumnStyles.Add(myColumnStyle);
   myDataGrid.TableStyles.Add(myTableStyle);
 
}
// NullTextChanged event handler of DataGridColumnStyle.
private void columnStyle_NullTextChanged(object sender, EventArgs e)
{
   for(int i=0;i<myRowcount;i++)
   {
      myCell.RowNumber = i;
      myDataGrid[myCell] = null;
   }
   MessageBox.Show("NullTextChanged Event is handled");
}

private void AddCustomColumnStyle()
{
    myTableStyle = new DataGridTableStyle();
    myColumnStyle = new DataGridTextBoxColumn();
    myColumnStyle.add_NullTextChanged(new EventHandler(
        columnStyle_NullTextChanged));
    myTableStyle.get_GridColumnStyles().Add(myColumnStyle);
    myDataGrid.get_TableStyles().Add(myTableStyle);
} //AddCustomColumnStyle

// NullTextChanged event handler of DataGridColumnStyle.
private void columnStyle_NullTextChanged(Object sender, EventArgs e)
{
    for(int i = 0; i < myRowcount; i++) {
        myCell.set_RowNumber(i);
        myDataGrid.set_Item(myCell, null);
    }
    MessageBox.Show("NullTextChanged Event is handled");
} //columnStyle_NullTextChanged

Windows 98, Windows 2000 SP4, Windows CE, Windows Millennium Edition, Windows Mobile for Pocket PC, Windows Mobile for Smartphone, Windows Server 2003, Windows XP Media Center Edition, Windows XP Professional x64 Edition, Windows XP SP2, Windows XP Starter Edition

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

.NET Framework

Supported in: 2.0, 1.1, 1.0
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