DataGridColumnStyle.NullTextChanged 이벤트

정의

네임스페이스:

System.Windows.Forms

어셈블리:

System.Windows.Forms.dll

NullText 값이 변경될 때 발생합니다.

public:
 event EventHandler ^ NullTextChanged;

public event EventHandler NullTextChanged;

member this.NullTextChanged : EventHandler 

Public Custom Event NullTextChanged As EventHandler 

이벤트 유형

EventHandler

예제

다음 코드 예제에서는이 멤버를 사용 하는 방법을 보여 줍니다.

private:
   void AddCustomColumnStyle()
   {
      myTableStyle = gcnew DataGridTableStyle;
      myColumnStyle = gcnew DataGridTextBoxColumn;
      myColumnStyle->NullTextChanged += gcnew EventHandler( this, &MyForm::columnStyle_NullTextChanged );
      myTableStyle->GridColumnStyles->Add( myColumnStyle );
      myDataGrid->TableStyles->Add( myTableStyle );
   }

   // NullTextChanged event handler of DataGridColumnStyle.
   void columnStyle_NullTextChanged( Object^ /*sender*/, EventArgs^ /*e*/ )
   {
      for ( int i = 0; i < myRowcount; i++ )
      {
         myCell.RowNumber = i;
         myDataGrid[ myCell ] = nullptr;

      }
      MessageBox::Show( "NullTextChanged Event is handled" );
   }

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 Sub AddCustomColumnStyle()
   myTableStyle = New DataGridTableStyle()
   myColumnStyle = New DataGridTextBoxColumn()
   AddHandler myColumnStyle.NullTextChanged, AddressOf columnStyle_NullTextChanged
   myTableStyle.GridColumnStyles.Add(myColumnStyle)
   myDataGrid.TableStyles.Add(myTableStyle)
End Sub

' NullTextChanged event handler of DataGridColumnStyle.
Private Sub columnStyle_NullTextChanged(ByVal sender As Object, ByVal e As EventArgs)
   Dim i As Integer
   For i = 0 To myRowcount - 1
      myCell.RowNumber = i
      myDataGrid(myCell) = Nothing
   Next i
   MessageBox.Show("NullTextChanged Event is handled")
End Sub

추가 정보

• EnterNullValue()