DataGridViewRowCollection.GetRowCount(DataGridViewElementStates) Metod

public:
 int GetRowCount(System::Windows::Forms::DataGridViewElementStates includeFilter);

public int GetRowCount(System.Windows.Forms.DataGridViewElementStates includeFilter);

member this.GetRowCount : System.Windows.Forms.DataGridViewElementStates -> int

Public Function GetRowCount (includeFilter As DataGridViewElementStates) As Integer

Parametrar

Returer

Antalet DataGridViewRow objekt i DataGridViewRowCollection som har attributen angivna av includeFilter.

Undantag

Exempel

I följande kodexempel visas hur du använder den här metoden för att hämta antalet markerade rader.

private void selectedRowsButton_Click(object sender, System.EventArgs e)
{
    Int32 selectedRowCount =
        dataGridView1.Rows.GetRowCount(DataGridViewElementStates.Selected);
    if (selectedRowCount > 0)
    {
        System.Text.StringBuilder sb = new System.Text.StringBuilder();

        for (int i = 0; i < selectedRowCount; i++)
        {
            sb.Append("Row: ");
            sb.Append(dataGridView1.SelectedRows[i].Index.ToString());
            sb.Append(Environment.NewLine);
        }

        sb.Append("Total: " + selectedRowCount.ToString());
        MessageBox.Show(sb.ToString(), "Selected Rows");
    }
}

Private Sub selectedRowsButton_Click( _
    ByVal sender As Object, ByVal e As System.EventArgs) _
    Handles selectedRowsButton.Click

    Dim selectedRowCount As Integer = _
        dataGridView1.Rows.GetRowCount(DataGridViewElementStates.Selected)

    If selectedRowCount > 0 Then

        Dim sb As New System.Text.StringBuilder()

        Dim i As Integer
        For i = 0 To selectedRowCount - 1

            sb.Append("Row: ")
            sb.Append(dataGridView1.SelectedRows(i).Index.ToString())
            sb.Append(Environment.NewLine)

        Next i

        sb.Append("Total: " + selectedRowCount.ToString())
        MessageBox.Show(sb.ToString(), "Selected Rows")

    End If

End Sub

Se även

• DataGridView
• DataGridViewRow