private void cardpicbox_MouseEnter(object sender, EventArgs e)
{
showtag = true;
Refresh();
Mydelegate dg = new Mydelegate(owner.showCardInfo);
dg(cardid);
}
public static void Main(string[] args)
{
Mydelegate del = new Mydelegate (myfunction);
del (5);
Mydelegate del1 = delegate(int x){ // Anonymous type
Console.WriteLine ("Hello World!");
};
del1 (6);
}
public static void Main(string[] args)
{
Mydelegate mydelegate=delegate(int num){
Console.WriteLine("this is an anonymous delegate method {0}",num);
};
mydelegate(9);
mydelegate = new Mydelegate (EnteredNumber);
mydelegate(6);
}
static void Main(string[] args)
{
Mydelegate del1 = Double;
Mydelegate del2 = new Mydelegate(Double);
Mydelegate del3 = delegate (int x)
{
return 2 * x;
};
Mydelegate del4 = (x) => { return 2 * x; };
Mydelegate del5 = x => 2 * x; //karch dzevov
Action action1 = () => { Console.WriteLine("Hello"); }; //void aranc argument kam
Action action12 = () => Console.WriteLine("Hello"); //void aranc argument kam
action1();
Action<double> del6 = x => { };
Func<double> del = () => 1.0;
Func<double, int> del22 = x => 2 * (int)x;//double stanum e veradarcnum e int
}
static void Main(string[] args)
{
string zone = "";
int price = 0;
Mydelegate f = calculate;
while (zone != "exit")
{
Console.WriteLine("Enter Zone");
zone = Console.ReadLine();
if (zone == "exit")
{
break;
}
Console.WriteLine("Enter Price");
price = Convert.ToInt32(Console.ReadLine());
switch (zone)
{
case "zone1": Console.WriteLine(f(price, 25));
continue;
case "zone2":
Console.WriteLine(f(price, 25 + 12));
continue;
case "zone3":
Console.WriteLine(f(price, 8));
continue;
case "zone4":
Console.WriteLine(f(price, 25 + 4));
continue;
case "exit": continue;
default: Console.WriteLine("Invalid Zone ");
continue;
}
}
}
private void bt_dangnhap_Click(object sender, EventArgs e)
{
string mssv = tb_mssv.Text;
string pass = bll.getPass(mssv);
InfoSV sv = bll.getInfoSV(mssv);
if ((tb_matkhau.Text.Trim()) == pass)
{
Form1 f1 = new Form1();
Mydelegate del = new Mydelegate(f1.setNameSV);
del(sv);
f1.Show();
this.Hide();
}
else
{
MessageBox.Show("Tên đăng nhập hoặc mật khẩu sai");
}
}
static void Main(string[] args)
{
//实例化一个委托
Mydelegate m1 = new Mydelegate(MyFangfa);
//异步调用两个方法
//方法一：
//string result= m1("hans");
// Console.WriteLine(result);
//方法二：
//
IAsyncResult result = m1.BeginInvoke("hans", null, null); //第一个null 是回调函数名称，第二个null 是回调函数的 object参数
string data = m1.EndInvoke(result); //endinvoke是会线程阻塞的，保证其他线程执行完，才会执行后面
Console.WriteLine(data);
Console.ReadLine();
}
static void Main(string[] args)
{
Myclass myclass = new Myclass();
Mydelegate mydelegate = null;
//mydelegate += myclass.CallMethod1;
//mydelegate += myclass.Calldelegate2;
//mydelegate += myclass.Calldelegate3;
//mydelegate();
//mydelegate -= myclass.Calldelegate2;
//mydelegate();
Mydelegate newMydelegate = new Mydelegate(myclass.CallMethod1);
Mydelegate mydelegate1 = new Mydelegate(myclass.Calldelegate2);
Mydelegate mydelegate2 = new Mydelegate(myclass.Calldelegate3);
mydelegate = newMydelegate + mydelegate1 + mydelegate2;
Console.WriteLine("Enter number from 1-7");
string chois = Console.ReadLine();
switch (chois)
{
case "1":
mydelegate.Invoke();
break;
case "2":
mydelegate1.Invoke();
break;
case "3":
mydelegate2.Invoke();
break;
case "5":
Mydelegate Mydelegate3 = mydelegate - mydelegate1;
Mydelegate3();
break;
}
}
static void Main(string[] args)
{
List <string> list = new List <string>();
DataRead dataRead = new DataRead();
DataOperate dataOperate = new DataOperate();
Mydelegate mydelegate = new Mydelegate(dataRead.ReadSubjectName);
mydelegate += dataRead.ReadStudentFirstName;
mydelegate += dataRead.ReadStudentLastName;
foreach (Mydelegate item in mydelegate.GetInvocationList())
{
list.Add(item());
}
var builder = new ConfigurationBuilder();
builder.SetBasePath(Directory.GetCurrentDirectory());
builder.AddJsonFile("appsettings.json");
var config = builder.Build();
string connectionString = config.GetConnectionString("DefaultConnection");
DbContextOptionsBuilder dbContextOptionsBuilder = new DbContextOptionsBuilder();
var optionsBuilder = new DbContextOptionsBuilder <ApplicationContext>();
var options = optionsBuilder
.UseSqlServer(connectionString)
.Options;
Console.Read();
dataOperate.Operation(options, list[0], list[1], list[2]);
}
public EventsAndDelegatesv3()
{
Mydelegate mydelegate, mydelegate2, mydelegate3, mydelegate4;
mydelegate = new Mydelegate(Method1);
mydelegate2 = new Mydelegate(Method2);
mydelegate3 = mydelegate + mydelegate2;
mydelegate4 = mydelegate - mydelegate2;
mydelegate.Invoke("AAA");
mydelegate2("BBB");
mydelegate3("CCC");
mydelegate4("DDD");
mydelegate4 = mydelegate3 - mydelegate;
mydelegate4("EEE");
mydelegate4 = mydelegate3 - mydelegate2;
mydelegate4("FFF");
Console.ReadLine();
}
public static void RunSynchronizedTest()
{
Mydelegate md;
md = null;
md += new Mydelegate(() => { Console.WriteLine("1"); });
md += new Mydelegate(() => { Console.WriteLine("2"); });
md += new Mydelegate(() => { Console.WriteLine("4"); });
md.Invoke();
md = null;
//md.Invoke();
ClassA a = new ClassA();
ClassA b = new ClassA();
Thread t1 = new Thread(new ThreadStart(() => { a.ThearTest("1"); }));
Thread t2 = new Thread(new ThreadStart(() => { a.ThearTest("2"); }));
Thread t3 = new Thread(new ThreadStart(() => { b.ThearTest("3"); }));
Thread t4 = new Thread(new ThreadStart(() => { b.ThearTest("4"); }));
t1.Start();
t2.Start();
t3.Start();
t4.Start();
Console.WriteLine("Stort");
}
public static void Method2(Mydelegate <string> d)
{
d("123456");
}
private void panel1_MouseEnter(object sender, EventArgs e)
{
showtag = true;
Refresh();
Mydelegate dg = new Mydelegate(owner.showCardInfo);
dg((int)Tag);
}
static void Main(string[] args)
{
//xml
ReadXmlFile("name", "acending", "id", "2", '>');
//reflection
//Rreflection();
//students
Console.ForegroundColor = ConsoleColor.Magenta;
List <Student> listStud = new List <Student>();
Student s = new Student("1231", "sarit", 45, 1);
Student s1 = new Student("1111", "dasi", 77778, 2);
Student s2 = new Student("1232221", "shoshi", 7897979, 1);
Student s3 = new Student("888", "nechama", 45646546, 1);
Student s4 = new Student("99", "sarita", 213131, 3);
//test
test test1 = new test("c#", 100);
test test2 = new test("sql", 90);
test test3 = new test("c++", 70);
s.AddTest(test1);
s.AddTest(test2);
s.AddTest(test3);
Console.BackgroundColor = ConsoleColor.DarkBlue;
Console.ForegroundColor = ConsoleColor.White;
//ienumurable//enamurator
s.printTest();
Console.ForegroundColor = ConsoleColor.Magenta;
Console.BackgroundColor = ConsoleColor.Black;
//teachers
Teacher t = new Teacher("315013565", "moria", 035793876, 800000);
Teacher t1 = new Teacher("2222222", "sani", 84984984, 9600);
Console.ForegroundColor = ConsoleColor.DarkYellow;
Console.WriteLine(t);
Console.WriteLine(t1);
Console.ForegroundColor = ConsoleColor.Gray;
Teacher t2 = t + t1;
Console.WriteLine(t2);
listStud.Add(s);
listStud.Add(s1);
listStud.Add(s2);
listStud.Add(s3);
listStud.Add(s4);
//print students
foreach (Student student in listStud)
{
Console.ForegroundColor = ConsoleColor.Green;
student.printDetails();
//Console.WriteLine("id {0} name {1} phone {2} grade {3}", student.Id, student.Name, student.Phone, student.Grade);
for (int i = 0; i < student.Test.Length && student.Test[i].Name != null; i++)
{
Console.ForegroundColor = ConsoleColor.Cyan;
Console.WriteLine(" subject " + student.Test[i].Name + " mark " + student.Test[i].Mark);
}
}
Console.ForegroundColor = ConsoleColor.Yellow;
Console.WriteLine("the studets sum is {0} ", Student.cnt);
Console.ForegroundColor = ConsoleColor.Magenta;
//edit details student
Console.WriteLine("the studet is before {0} ", s);
s.UpdateBaseDetails("sari", 054859755);
Console.ForegroundColor = ConsoleColor.Red;
Console.WriteLine("the studet is after {0} ", s);
Console.ForegroundColor = ConsoleColor.DarkMagenta;
printStudents(listStud);
Console.ForegroundColor = ConsoleColor.Red;
//delegate
Console.WriteLine("*****************************delegate************");
Mydelegate d = new Mydelegate(s.printDetails);
Mydelegate d1 = new Mydelegate(s.printTest);
d += d1;
d();
Console.Read();
// Person p = new Person();
}
private void CheckedChanged(object sender, EventArgs e)
{
lbIcono.Text = ((RadioButton)sender).Tag + "";
operacion = (Mydelegate)hashtable[((RadioButton)sender).Text];
}
private void button1_Click(object sender, EventArgs e)
{
Mydelegate obj = new Mydelegate(GetData1);
obj("peter");
}
public Class1()
{
myDelegate = new Mydelegate(SayHello);
}
bool GetGameoverStatusAndSave(bool _isInGame, Mydelegate _saveBehaviour)
{
// Logiche di raccolta dati gameover
_saveBehaviour();
return(true);
}
public static void mymethod(Mydelegate b, int a)
{
a += 10;
b(a);
}
public StateMonitor()
{
SomethingHappened += new Mydelegate(monitor);
_state = States.initial;
}
public static void Main(string[] args)
{
var users = new List <CuentaBancaria>();
int opc1 = 0;
string numTitular = "";
double BalanceCuenta = 0;
do
{
Console.WriteLine(menu1());
Console.WriteLine("Digite la opcion deseada: ");
opc1 = Int32.Parse(Console.ReadLine());
switch (opc1)
{
case 1:
Console.WriteLine("Ingrese una nueva cuenta bancaria.....");
Console.WriteLine("ingrese nombre del titular de la cuenta: ");
numTitular = Console.ReadLine();
Console.WriteLine("Digite el saldo a ingresar en la cuenta: ");
BalanceCuenta = Int32.Parse(Console.ReadLine());
users.Add(new CuentaBancaria(numTitular, BalanceCuenta));
break;
case 2:
Accountmanagment = showAccounts;
Accountmanagment.Invoke(users);
break;
case 3:
//Delegate Explicito
Accountmanagment = showAccounts;
Accountmanagment += showSalary;
Accountmanagment.Invoke(users);
break;
case 4:
//Action
Console.WriteLine("---------");
Action <List <CuentaBancaria> > MyAccountAction = (maa) =>
{
maa.ForEach(account =>
{
Console.WriteLine($"Nombre: {account._name}, Saldo: ${account._ActualBalance}");
});
};
MyAccountAction += maas =>
{
double salary = 0;
maas.ForEach(account =>
{
salary += account._ActualBalance;
});
Console.WriteLine($"Suma de salarios: ${salary}");
};
MyAccountAction.Invoke(users);
MyAccountAction = voc =>
{
voc.ForEach(titular =>
{
if (titular._name[0].Equals('a') || titular._name[0].Equals('e') ||
titular._name[0].Equals('i') || titular._name[0].Equals('o') ||
titular._name[0].Equals('u'))
{
Console.WriteLine("\n inicia con vocal..");
Console.WriteLine($"Nombre: {titular._name}, Saldo: ${titular._ActualBalance}");
}
else
{
Console.WriteLine(" ");
}
});
};
MyAccountAction.Invoke(users);
break;
case 5:
Console.WriteLine("Saliendo del menu.....");
break;
}
} while (opc1 != 5);
}
public EventsAndDelegatesv4()
{
Mydelegate mydeledate = new Mydelegate(Method1);
mydeledate();
}
public static void Main(string[] args)
{
#region Interface
//Gode videoer hvis selv vil lave lidt.
//God video1: https://www.youtube.com/watch?v=jh4y8HzGqCQ
//God Video2(fortsættelse fra video1): https://www.youtube.com/watch?v=TZi86NDFwNU
//Et Interface er lidt som en kontrakt
//dem der har interfacet (Worker og Manager klasserne)
//LOVER at implementer den metode der står i interfacet.
//Både Worker og Manager implementerer IWorker interfacet
//så begge klasser har metoden GetSalary().
Worker worker1 = new Worker(40, 130);
Worker worker2 = new Worker(40, 130);
Worker worker3 = new Worker(40, 230);
Manager leder1 = new Manager(40, 330);
Manager leder2 = new Manager(40, 430);
Manager leder3 = new Manager(40, 300);
//fordi både Worker og Manager klasserne implementere IWorker interfacet
//kan vi putte dem sammen på en liste af IWorkers
List <IWorker> Personer = new List <IWorker>()
{
worker1, worker2, worker3, leder1, leder2, leder3
};
//Working(Personer);
#endregion
#region Delegates
//God Video: https://www.youtube.com/watch?v=9K9Aq7die7Q
//En Delegate er en "function-pointer", d.v.s. den refererer/peger på en metode
//En delegates signatur skal matche den metode den peger på.
//Da delegaten på linje 9 er void, så skal den også pege på en metode
//der retunere void. Det samme gælder for parameteren.
//Vi siger at del skal pege på/referere Void metoden Foo() i delegate methods
//Vi kan nu kalde Del som en almindelig metode med del();
Mydelegate del = Foo;
//del();
//Nu siger vi at del skal pege på Goo istedet for
//Når vi nu kalder del() eller del.Invoke();
//vil den kalde Goo metoden
del = Goo;
//del.Invoke();
//Her under "Chainer" vi en delegate
//Først siger vi at del peger på Foo
//derefter kan vi sige at del OGSÅ peger på Goo
//Ved at bruge += kan vi sige at del skal pege på mange metoder
//hvis man vil.
del = Foo;
del += Goo;
del += Goo;
del += Goo;
del += Goo;
del += Foo;
//del -= Goo: det her vil fjerne DEN SIDSTE reference til Goo
//så de 3 FØRSTE Goo vil stadig være der
//del.Invoke();
//God Video: https://www.youtube.com/watch?v=qmdziLz51w4
//lambda expression, den sidste type i Func er altid returtypen. op til 16 parametre
Func <int, bool> Func1 = input => input > 5;
//Console.WriteLine(Func1(5));
//Anonymous method: Bemærk at på højre side har metoden ikke noget navn ligesom f.eks Metode();
Func <int, bool> FuncAM = delegate(int input) { return(input > 5); };
//Console.WriteLine(Func1(5));
//Action retuner altid Void(hover over Action), kan holde op til 16 parametre.
Action <string, int> Ac1 = (inputstreng, inputtal) => Console.WriteLine(inputstreng + inputtal);
Ac1("test af Action ", 007);
//Predicate retuner altid bool (hover over Predicate), tager kun mod 1 parameter
Predicate <string> Prd1 = inputstreng => inputstreng == "";
Console.WriteLine(Prd1("fx. navn"));
#endregion
#region LINQ
//God Video: https://www.youtube.com/watch?v=Z6YWWRUcJis
//LINQ Lambda - worker-navnet kan man bare skifte ud, det er bare en variabel.
//Der kunne også stå x => x.gender == "Mand"; Den ved at der er tale om en liste af workers objekter.
var LambdaLinqList = Worker.GetAllWorkers().Where(worker => worker.gender == "mand");
foreach (var item in LambdaLinqList)
{
// Console.WriteLine("LambdaLinqList:" + item.gender);
}
//LINQ SQlformat - workers-navnet kan man bare skifte ud.
var SQlLinkList = from workers in Worker.GetAllWorkers()
where workers.gender == "Dame"
select workers;
foreach (var item in SQlLinkList)
{
// Console.WriteLine("LambdaLinqList:" + item.gender);
}
#endregion
}
static string AddText(Mydelegate mydelegate, int value)
{
return(String.Format($"{mydelegate(value, "and")} - {value}"));
}
