public static List <ModelKoltsegek> Data_ProjectCost() // javított
{
string command = "SELECT * FROM projekt_koltsegek WHERE projekt_id = " + Session.ProjektID + "";
List <ModelKoltsegek> list = ModelKoltsegek.GetModelKoltsegek(command);
return(list);
}
protected void deleteCost(object sender, RoutedEventArgs e)
{
MenuItem menu = sender as MenuItem;
ModelKoltsegek item = menu.DataContext as ModelKoltsegek;
project.projectCostDelete(item.id);
koltseg_listBox.ItemsSource = Project.Data_ProjectCost();
projectCost();
}
