DataGridViewRow.HeaderCell Property

Reference

Definition

Namespace:: System.Windows.Forms

Assembly:: System.Windows.Forms.dll

Important

Some information relates to prerelease product that may be substantially modified before it’s released. Microsoft makes no warranties, express or implied, with respect to the information provided here.

Gets or sets the row's header cell.

public:
 property System::Windows::Forms::DataGridViewRowHeaderCell ^ HeaderCell { System::Windows::Forms::DataGridViewRowHeaderCell ^ get(); void set(System::Windows::Forms::DataGridViewRowHeaderCell ^ value); };

[System.ComponentModel.Browsable(false)]
public System.Windows.Forms.DataGridViewRowHeaderCell HeaderCell { get; set; }

[<System.ComponentModel.Browsable(false)>]
member this.HeaderCell : System.Windows.Forms.DataGridViewRowHeaderCell with get, set

Public Property HeaderCell As DataGridViewRowHeaderCell

Property Value

DataGridViewRowHeaderCell

A DataGridViewRowHeaderCell that represents the header cell of row.

Attributes: BrowsableAttribute

Examples

The following code example uses the HeaderCell property to label row headers.

// Set row labels.
void Button6_Click( Object^ /*sender*/, System::EventArgs^ /*e*/ )
{

   int rowNumber = 1;
   System::Collections::IEnumerator^ myEnum = safe_cast<System::Collections::IEnumerable^>(dataGridView->Rows)->GetEnumerator();
   while ( myEnum->MoveNext() )
   {
      DataGridViewRow^ row = safe_cast<DataGridViewRow^>(myEnum->Current);
      if ( row->IsNewRow )
               continue;
      row->HeaderCell->Value = String::Format( L"Row {0}", rowNumber );

      rowNumber = rowNumber + 1;
   }

   dataGridView->AutoResizeRowHeadersWidth( DataGridViewRowHeadersWidthSizeMode::AutoSizeToAllHeaders );
}

// Set row labels.
private void Button6_Click(object sender, System.EventArgs e)
{

    int rowNumber = 1;
    foreach (DataGridViewRow row in dataGridView.Rows)
    {
        if (row.IsNewRow) continue;
        row.HeaderCell.Value = "Row " + rowNumber;
        rowNumber = rowNumber + 1;
    }
    dataGridView.AutoResizeRowHeadersWidth(
        DataGridViewRowHeadersWidthSizeMode.AutoSizeToAllHeaders);
}

' Set row labels.
Private Sub Button6_Click(ByVal sender As Object, _
    ByVal e As System.EventArgs) Handles Button6.Click

    Dim rowNumber As Integer = 1
    For Each row As DataGridViewRow In dataGridView.Rows
        If row.IsNewRow Then Continue For
        row.HeaderCell.Value = "Row " & rowNumber
        rowNumber = rowNumber + 1
    Next
    dataGridView.AutoResizeRowHeadersWidth( _
        DataGridViewRowHeadersWidthSizeMode.AutoSizeToAllHeaders)
End Sub

Remarks

The header cell of a row is typically used to display a row label. Users can also click the row header to select the row if the DataGridView.SelectionMode property is set to DataGridViewSelectionMode.RowHeaderSelect.

Applies to

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