//Нажатие кнопки "Отмена"
private void ButtonForBack_Click(object sender, RoutedEventArgs e)
{
ProductSelection productSelectionPage = new ProductSelection(idReceptionFood, dateOfReceptionFood);
productSelectionPage.Show();
this.Hide();
productSelectionPage.Left = (100);
productSelectionPage.Top = (100);
}
// Добавить продукт в перекус
private void ButtonSnack_Click(object sender, RoutedEventArgs e)
{
String date = Convert.ToString(labelDayMonth.Content);
Int32 idOfReceptionOfFood = 4;
this.Hide();
ProductSelection productSelectionPage = new ProductSelection(idOfReceptionOfFood, date)
{
Left = (100),
Top = (100)
};
productSelectionPage.Show();
}