private void BooksListBox_ItemCheck(object sender, ItemCheckEventArgs e)
{
for (var ix = 0; ix < BooksListBox.Items.Count; ++ix)
{
if (ix != e.Index)
{
BooksListBox.SetItemChecked(ix, false);
}
}
RefreshDateOfBorrowTextBox();
}
private void BooksListBox_ItemCheck(object sender, ItemCheckEventArgs e)
{
if (e.NewValue == CheckState.Checked)
{
for (var index = 0; index < BooksListBox.Items.Count; ++index)
{
if (e.Index != index)
{
BooksListBox.SetItemChecked(index, false);
}
}
}
}
private void SelectedBook(object sender, EventArgs e)
{
if (BooksListBox.SelectedItem == null)
{
return;
}
var selection = (Book)BooksListBox.SelectedItem;
if (selection.Loans.Count(loan => loan.IsLoanActive()) < selection.NumberOfCopies)
{
return;
}
MessageBox.Show(@"All Copies Of The Book Are Loaned", @"No Copy Available", MessageBoxButtons.OK, MessageBoxIcon.Error);
BooksListBox.ClearSelected();
}
