menus.cpp

一个适合餐馆源码。最好的地方在于

#include "Menus.hpp"

using namespace HeadFirstDesignPatterns::Composite::Menus;

int main(int argc, char* argv[]) {
	MenuComponent* pancakeHouseMenu = 
		new Menu("PANCAKE HOUSE MENU", "Breakfast");
	MenuComponent* dinerMenu = 
		new Menu("DINER MENU", "Lunch");
	MenuComponent* cafeMenu = 
		new Menu("CAFE MENU", "Dinner");
	MenuComponent* dessertMenu = 
		new Menu("DESSERT MENU", "Dessert of course!");
	MenuComponent* coffeeMenu = new Menu("COFFEE MENU", "Stuff to go with your afternoon coffee");

	MenuComponent* allMenus = new Menu("ALL MENUS", "All menus combined");

	allMenus->add(pancakeHouseMenu);
	allMenus->add(dinerMenu);
	allMenus->add(cafeMenu);

	pancakeHouseMenu->add(new MenuItem(
		"K&B's Pancake Breakfast", 
		"Pancakes with scrambled eggs, and toast", 
		true,
		2.99));
	pancakeHouseMenu->add(new MenuItem(
		"Regular Pancake Breakfast", 
		"Pancakes with fried eggs, sausage", 
		false,
		2.99));
	pancakeHouseMenu->add(new MenuItem(
		"Blueberry Pancakes",
		"Pancakes made with fresh blueberries, and blueberry syrup",
		true,
		3.49));
	pancakeHouseMenu->add(new MenuItem(
		"Waffles",
		"Waffles, with your choice of blueberries or strawberries",
		true,
		3.59));
	dinerMenu->add(new MenuItem(
		"Vegetarian BLT",
		"(Fakin') Bacon with lettuce & tomato on whole wheat", 
		true, 
		2.99));
	dinerMenu->add(new MenuItem(
		"BLT",
		"Bacon with lettuce & tomato on whole wheat", 
		false, 
		2.99));
	dinerMenu->add(new MenuItem(
		"Soup of the day",
		"A bowl of the soup of the day, with a side of potato salad", 
		false, 
		3.29));
	dinerMenu->add(new MenuItem(
		"Hotdog",
		"A hot dog, with saurkraut, relish, onions, topped with cheese",
		false, 
		3.05));
	dinerMenu->add(new MenuItem(
		"Steamed Veggies and Brown Rice",
		"Steamed vegetables over brown rice", 
		true, 
		3.99));
	dinerMenu->add(new MenuItem(
		"Pasta",
		"Spaghetti with Marinara Sauce, and a slice of sourdough bread",
		true, 
		3.89));

	dinerMenu->add(dessertMenu);

	dessertMenu->add(new MenuItem(
		"Apple Pie",
		"Apple pie with a flakey crust, topped with vanilla icecream",
		true,
		1.59));
	dessertMenu->add(new MenuItem(
		"Cheesecake",
		"Creamy New York cheesecake, with a chocolate graham crust",
		true,
		1.99));
	dessertMenu->add(new MenuItem(
		"Sorbet",
		"A scoop of raspberry and a scoop of lime",
		true,
		1.89));
	cafeMenu->add(new MenuItem(
		"Veggie Burger and Air Fries",
		"Veggie burger on a whole wheat bun, lettuce, tomato, and fries",
		true, 
		3.99));
	cafeMenu->add(new MenuItem(
		"Soup of the day",
		"A cup of the soup of the day, with a side salad",
		false, 
		3.69));
	cafeMenu->add(new MenuItem(
		"Burrito",
		"A large burrito, with whole pinto beans, salsa, guacamole",
		true, 
		4.29));

	cafeMenu->add(coffeeMenu);

	coffeeMenu->add(new MenuItem(
		"Coffee Cake",
		"Crumbly cake topped with cinnamon and walnuts",
		true,
		1.59));
	coffeeMenu->add(new MenuItem(
		"Bagel",
		"Flavors include sesame, poppyseed, cinnamon raisin, pumpkin",
		false,
		0.69));
	coffeeMenu->add(new MenuItem(
		"Biscotti",
		"Three almond or hazelnut biscotti cookies",
		true,
		0.89));

	Waitress* waitress = new Waitress(allMenus);

	waitress->printMenu();

	return 0;
}