Пример #1
0
        private void BtnFind_Click(object sender, RoutedEventArgs e)
        {
            // вызов селектора студентов
            SelectStudentWindow selectStudentWindow = new SelectStudentWindow();

            selectStudentWindow.ShowDialog();
            selectStudentWindow.Close();

            if (selectStudentWindow.SelectedId >= 0)
            {
                SwitchToEditMode(selectStudentWindow.SelectedId);
            }
        }
Пример #2
0
        private void Button_Click(object sender, RoutedEventArgs e)
        {
            int selectedIndex = grdRooms.SelectedIndex;

            if (selectedIndex >= 0)
            {
                if (grdRooms.Items[selectedIndex] is DataService.RoomRecord roomRecord && roomRecord.Free > 0)
                {
                    // вызов селектора студентов
                    SelectStudentWindow selectStudentWindow = new SelectStudentWindow();
                    selectStudentWindow.lblHeader.Content    = "Заселение в: " + roomRecord.Hostel + " комната " + roomRecord.Number;
                    selectStudentWindow.lblHeader.Visibility = Visibility.Visible;
                    selectStudentWindow.ShowDialog();
                    selectStudentWindow.Close();

                    if (selectStudentWindow.SelectedId >= 0)
                    {
                        (Occupation previousOccupation, Occupation occupation) = DataService.SetOccupation(selectStudentWindow.SelectedId, roomRecord.Id);

                        // обновление UI
                        List <DataService.RoomRecord> records = new List <DataService.RoomRecord>();
                        foreach (DataService.RoomRecord r in grdRooms.ItemsSource)
                        {
                            records.Add(r);
                            if (previousOccupation != null && r.Id == previousOccupation.Room.Id)
                            {
                                r.Occupied = r.Occupied - 1;
                                r.Free     = r.Free + 1;
                            }
                        }
                        records[selectedIndex].Occupied = records[selectedIndex].Occupied + 1;
                        records[selectedIndex].Free     = records[selectedIndex].Free - 1;
                        grdRooms.ItemsSource            = records;
                        UpdateStudentsGrid();
                    }
                }
            }
        }