DataGridViewCellValidatingEventArgs.RowIndex Properti

Definisi

Ruang nama:

System.Windows.Forms

Rakitan:

System.Windows.Forms.dll

Sumber:

DataGridViewCellValidatingEventArgs.cs

Mendapatkan indeks baris sel yang perlu divalidasi.

public:
 property int RowIndex { int get(); };

public int RowIndex { get; }

member this.RowIndex : int

Public ReadOnly Property RowIndex As Integer

Nilai Properti

Int32

Bilangan bulat berbasis nol yang menentukan indeks baris sel yang perlu divalidasi.

Contoh

Contoh kode berikut mengilustrasikan penggunaan properti ini. Contoh ini adalah bagian dari contoh yang lebih besar yang tersedia di Cara: Memvalidasi Data dalam Formulir Windows DataGridView Control.

private void dataGridView1_CellValidating(object sender,
    DataGridViewCellValidatingEventArgs e)
{
    string headerText = 
        dataGridView1.Columns[e.ColumnIndex].HeaderText;

    // Abort validation if cell is not in the CompanyName column.
    if (!headerText.Equals("CompanyName")) return;

    // Confirm that the cell is not empty.
    if (string.IsNullOrEmpty(e.FormattedValue.ToString()))
    {
        dataGridView1.Rows[e.RowIndex].ErrorText =
            "Company Name must not be empty";
        e.Cancel = true;
    }
}

void dataGridView1_CellEndEdit(object sender, DataGridViewCellEventArgs e)
{
    // Clear the row error in case the user presses ESC.   
    dataGridView1.Rows[e.RowIndex].ErrorText = String.Empty;
}

Private Sub dataGridView1_CellValidating(ByVal sender As Object, _
    ByVal e As DataGridViewCellValidatingEventArgs) _
    Handles dataGridView1.CellValidating

    Dim headerText As String = _
        dataGridView1.Columns(e.ColumnIndex).HeaderText

    ' Abort validation if cell is not in the CompanyName column.
    If Not headerText.Equals("CompanyName") Then Return

    ' Confirm that the cell is not empty.
    If (String.IsNullOrEmpty(e.FormattedValue.ToString())) Then
        dataGridView1.Rows(e.RowIndex).ErrorText = _
            "Company Name must not be empty"
        e.Cancel = True
    End If
End Sub

Private Sub dataGridView1_CellEndEdit(ByVal sender As Object, _
    ByVal e As System.Windows.Forms.DataGridViewCellEventArgs) _
    Handles dataGridView1.CellEndEdit

    ' Clear the row error in case the user presses ESC.   
    dataGridView1.Rows(e.RowIndex).ErrorText = String.Empty

End Sub

Lihat juga

• DataGridView
• CellValidating
• DataGridViewCell
• ColumnIndex