(24-09-17, 08:23 PM)wale90 كتب : ضع True للخاصية CheckOnClick

كود :

Private Sub CheckedListBox1_ItemCheck(ByVal sender As Object, ByVal e As ItemCheckEventArgs) Handles CheckedListBox1.ItemCheck
   For i = 0 To sender.Items.Count - 1
       If i <> e.Index Then sender.SetItemChecked(i, False)
   Next
End Sub

(24-09-17, 07:44 PM)محمد كريّم كتب :

PHP كود :

private void checkedListBox1_ItemCheck(object sender, ItemCheckEventArgs e)

{

    if (checkedListBox1.CheckedItems.Count >= 1 && e.CurrentValue != CheckState.Checked)

    {

        e.NewValue = e.CurrentValue;

        MessageBox.Show("You can only check one item");

    }

} 


https://social.msdn.microsoft.com/Forums/windows/en-US/5333cdf2-a669-467c-99ae-1530e91da43a/checkedlistbox-allow-only-one-item-to-be-selected?forum=winforms