private void Button_Click_1(object sender, RoutedEventArgs e)
{
//删除记录
if (GridSelected.SelectedItem != null)
{
DXInfo.Models.OrderMenuEx selInv = GridSelected.SelectedItem as DXInfo.Models.OrderMenuEx;
if (desk != null && order != null)
{
DXInfo.Models.OrderMenus orderMenu = uow.OrderMenus.GetById(selInv.Id);//.Where(w => w.Id == selInv.Id).FirstOrDefault();
if (orderMenu != null)
{
if (orderMenu.Status == 2)
{
MessageBox.Show("已下单不能删除");
return;
}
uow.OrderMenus.Delete(orderMenu);
uow.Commit();
}
}
ObservableCollection <DXInfo.Models.OrderMenuEx> lsi = GridSelected.ItemsSource as ObservableCollection <DXInfo.Models.OrderMenuEx>;
lsi.Remove(selInv);
txtQuantity.Text = lsi.Sum(s => s.Quantity).ToString();
txtAmount.Text = lsi.Sum(s => s.Amount).ToString("c");
}
}
private void IntegerUpDown_ValueChanged(object sender, RoutedPropertyChangedEventArgs <object> e)
{
if (GridSelected.SelectedItem != null)
{
DXInfo.Models.OrderMenuEx selInv = GridSelected.SelectedItem as DXInfo.Models.OrderMenuEx;
selInv.Amount = selInv.Quantity * selInv.Price;
}
}
private void TextBox_LostFocus(object sender, RoutedEventArgs e)
{
Keyboard.IsOpen = false;
if (GridSelected.SelectedItem != null)
{
DXInfo.Models.OrderMenuEx selInv = GridSelected.SelectedItem as DXInfo.Models.OrderMenuEx;
selInv.Amount = selInv.Quantity * selInv.Price;
}
if (GridSelected.ItemsSource != null)
{
ObservableCollection <DXInfo.Models.OrderMenuEx> lsi = GridSelected.ItemsSource as ObservableCollection <DXInfo.Models.OrderMenuEx>;
txtQuantity.Text = lsi.Sum(s => s.Quantity).ToString();
txtAmount.Text = lsi.Sum(s => s.Amount).ToString("c");
}
}