private void EditItem()
{
OrderItem orderItem = itemsBindingSource.Current as OrderItem;
if (orderItem == null)
{
MessageBox.Show("请选择一个订单项进行修改");
return;
}
FormItemEdit formItemEdit = new FormItemEdit(orderItem);
if (formItemEdit.ShowDialog() == DialogResult.OK)
{
itemsBindingSource.ResetBindings(false);
}
}
private void btnAddItem_Click(object sender, EventArgs e)
{
FormItemEdit formItemEdit = new FormItemEdit(new OrderItem());
try
{
if (formItemEdit.ShowDialog() == DialogResult.OK)
{
uint index = 0;
if (CurrentOrder.Items.Count != 0)
{
index = CurrentOrder.Items.Max(i => i.ItemId) + 1;
}
formItemEdit.OrderItem.ItemId = index;
CurrentOrder.AddItem(formItemEdit.OrderItem);
itemsBindingSource.ResetBindings(false);
}
}
catch (Exception e2)
{
MessageBox.Show(e2.Message);
}
}