public override void Init()
{
//委托事件实现
var heater = new Heater();
heater.OnBoiled += new AlarmObserver().Alert;
heater.OnBoiled += new ScreenObserver().Show;
heater.BoilWater();
//IObservable<>和IObserver<>实现
var subject = new Ammeter();
var alarm = new MeterAlarm();
var sms = new MeterSMS();
alarm.Subscribe(subject);
sms.Subscribe(subject);
subject.Publish();
alarm.Unsubscribe();
subject.Publish();
alarm.Subscribe(subject);
sms.Unsubscribe();
subject.Publish();
}
static void Main02(string[] args)
{
Heater heater = new Heater();
Alarm alarm = new Alarm();
heater.BoilEvent += alarm.MakeAlert;
heater.BoilEvent += Display.ShowMsg;
heater.BoilWater();
}
public StudyEvent01()
{
InitializeComponent();
Heater heater = new Heater();
Alarm alarm = new Alarm();
heater.Boiled += alarm.MakeAlert;
//heater.Boiled += (new Alarm()).MakeAlert;
//heater.Boiled += new Heater.BoiledEventHandler(alarm.MakeAlert);
heater.Boiled += Display.ShowMsg;
heater.BoilWater();
}
private void button2_Click(object sender, EventArgs e)
{
Heater heater = new Heater();
Alarm alarm = new Alarm();
heater.Boiled += alarm.MakeAlert; //注册方法
heater.Boiled += (new Alarm()).MakeAlert; //给匿名对象注册方法
heater.Boiled += new Heater.BoiledEventHandler(alarm.MakeAlert); //也可以这么注册
heater.Boiled += Display.ShowMsg; //注册静态方法
heater.BoilWater(); //烧水，会自动调用注册过对象的方法
}
static void Main(string[] args)
{//将发布者和订阅者串联起来的方法
//发布者（拥有事件）
Heater heater = new Heater();
//订阅者（拥有具体的执行方法）
Alarm alarm = new Alarm();
//订阅事件
heater.BoilEvent += alarm.MakeAlert;
heater.BoilEvent += Display.ShowMsg;
heater.BoilWater();
}
static void Main(string[] args)
{
GreetPeople("sufei", EnglishGreeting);
GreetPeople("苏飞", ChineseGreeting);
GreetingDelegate delegate1;
//注意这里，第一次用的“=”，是赋值的语法；第二次，用的是“+=”，是绑定的语法。如果第一次就使用“+=”，将出现“使用了未赋值的局部变量”的编译错误。
delegate1 = EnglishGreeting; // 先给委托类型的变量赋值
delegate1 += ChineseGreeting; // 给此委托变量再绑定一个方法
GreetPeople("micheal", delegate1);
delegate1 -= EnglishGreeting; //取消对EnglishGreeting方法的绑定
GreetPeople("tom", delegate1);
Heater heater = new Heater();
Alarm alarm = new Alarm();
heater.BoilEvent += alarm.MakeAlert; //注册方法
heater.BoilEvent += (new Alarm()).MakeAlert; //给匿名对象注册方法
heater.BoilEvent += Display.ShowMsg; //注册静态方法
heater.BoilWater(); //烧水，会自动调用注册过对象的方法
//ReturnObjectHandler rh1 = getObject;
//错误 返回类型错误
//ReturnObjectHandler rh2 = getVoid;
//错误 在以下方法或属性之间的调用不明确:“_10Delegate.Program.TestReturn.TestReturn(_10Delegate.ReturnObjectHandler)”和“_10Delegate.Program.TestReturn.TestReturn(_10Delegate.ReturnVoidtHandler)”
//TestReturn rr1 = new TestReturn(getObject);
//TestReturn rr2 = new TestReturn(getVoid);
Console.ReadKey();
}
static void Main(string[] args)
{
#region test_观察者模式
//XiaoMei xiao_mei = new XiaoMei();
//XiaoMi xiao_mi = new XiaoMi();
//XiaoLan xiao_lan = new XiaoLan();
////小米和小蓝在小美那里都注册了一下
//xiao_mei.AddPerson(xiao_mi);
//xiao_mei.AddPerson(xiao_lan);
////小美向小米和小蓝发送消息
//xiao_mei.NotifyPerson();
//Console.ReadLine();
#endregion
#region test_装饰者模式
#region 装饰手机demo
//// 我买了个苹果手机
//Phone phone = new ApplePhone();
//// 现在想贴膜了
//Decorator applePhoneWithSticker = new Sticker(phone);
//// 扩展贴膜行为
//applePhoneWithSticker.Print();
//Console.WriteLine("----------------------\n");
//// 现在我想有挂件了
//Decorator applePhoneWithAccessories = new Accessories(phone);
//// 扩展手机挂件行为
//applePhoneWithAccessories.Print();
//Console.WriteLine("----------------------\n");
//// 现在我同时有贴膜和手机挂件了
//Sticker sticker = new Sticker(phone);
//Accessories applePhoneWithAccessoriesAndSticker = new Accessories(sticker);
//applePhoneWithAccessoriesAndSticker.Print();
#endregion
#region 明治demo
//Food food = new Bread(new Vegetable(new Cream(new Food("香肠"))));
//Console.WriteLine(food.Make());
#endregion
#endregion
#region test_工厂模式
////简单工厂模式
//Car c = Factory.getCarInstance("Benz");
//if (c != null)
//{
// c.Run();
// c.Stop();
//}
//else
//{
// Console.WriteLine("造不了这种汽车。。。");
//}
////工厂方法模式
//VehicleFactory factory = new BroomFactory();
//Moveable m = factory.Create();
//m.Run();
////抽象工厂模式
//AbstractFactory f = new DefaultFactory();
//Vehicle v = f.CreateVehicle();
//v.Run();
//Car car = new Car();
//car.Run();
//Weapon w = f.CreateWeapon();
//w.Shoot();
#endregion
#region test_代理模式
////静态代理
//ProxyInterface proxyInterface = new WeddingCompany(new NormalHome());
//proxyInterface.Marry();
////动态代理
//var proxyMotheds = new Dictionary<string, DynamicAction>();
//proxyMotheds.Add("Add", new DynamicAction()
//{
// BeforeAction = new Action(() => Console.WriteLine("Before Doing....")),
// AfterAction = new Action(() => Console.WriteLine("After Doing...."))
//});
//var user = new User();
//var t = ProxyFactory<User>.Create(user, proxyMotheds);
//int count = 0;
////t.Add("Tom", 28, out count);
////t.SayName();
//Console.WriteLine(count);
#endregion
#region 依赖注入
////Setter注入
//IServiceClass serviceA = new ServiceClassA();
//IServiceClass serviceB = new ServiceClassB();
//ClientClass client = new ClientClass();
//client.Set_ServiceImpl(serviceA);
//client.ShowInfo();
//client.Set_ServiceImpl(serviceB);
//client.ShowInfo();
//构造注入
//IServiceClass serviceA = new ServiceClassA();
//IServiceClass serviceB = new ServiceClassB();
//ClientClass clientA = new ClientClass(serviceA);
//ClientClass clientB = new ClientClass(serviceB);
//clientA.ShowInfo();
//clientB.ShowInfo();
////依赖获取
//IFactory factory = FactoryContainer.factory;
//IWindow window = factory.MakeWindow();
//Console.WriteLine("创建 " + window.ShowInfo());
//IButton button = factory.MakeButton();
//Console.WriteLine("创建 " + button.ShowInfo());
//ITextBox textBox = factory.MakeTextBox();
//Console.WriteLine("创建 " + textBox.ShowInfo());
#endregion
#region 委托
Heater heater = new Heater();
Alarm alarm = new Alarm();
heater.BoilEvent += alarm.MakeAlert; //注册方法
heater.BoilEvent += (new Alarm()).MakeAlert; //给匿名对象注册方法
heater.BoilEvent += Display.ShowMsg; //注册静态方法
heater.BoilWater(); //烧水，会自动调用注册过对象的方法
#endregion
Console.ReadLine();
}
