Using ElapsedEventHandler and your own delegate : Timer « Development « C# / CSharp Tutorial

Home
C# / CSharp Tutorial
1.Language Basics
2.Data Type
3.Operator
4.Statement
5.String
6.struct
7.Class
8.Operator Overload
9.delegate
10.Attribute
11.Data Structure
12.Assembly
13.Date Time
14.Development
15.File Directory Stream
16.Preprocessing Directives
17.Regular Expression
18.Generic
19.Reflection
20.Thread
21.I18N Internationalization
22.LINQ
23.GUI Windows Forms
24.Windows Presentation Foundation
25.Windows Communication Foundation
26.Workflow
27.2D
28.Design Patterns
29.Windows
30.XML
31.XML LINQ
32.ADO.Net
33.Network
34.Directory Services
35.Security
36.unsafe
C# / C Sharp
C# / C Sharp by API
C# / CSharp Open Source
C# / CSharp Tutorial » Development » Timer 
14.17.11.Using ElapsedEventHandler and your own delegate
using System.Timers;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

public delegate void MessageHandler(string messageText);

class Program
{
    static void Main(string[] args)
    {
        Connection myConnection = new Connection();
        myConnection.MessageArrived += new MessageHandler(DisplayMessage);
    }
    public static void DisplayMessage(string message)
    {
        Console.WriteLine(message);
    }

}
public class Connection
{
    public event MessageHandler MessageArrived;
    private Timer pollTimer;

    public Connection()
    {
        pollTimer = new Timer(100);
        pollTimer.Elapsed += new ElapsedEventHandler(CheckForMessage);
        pollTimer.Start();
    }

    private static Random random = new Random();

    private void CheckForMessage(object source, ElapsedEventArgs e)
    {
        if (MessageArrived == null)
        {
            MessageArrived("Hello Mum!");
        }
    }

}
14.17.Timer
14.17.1.Use Timer
14.17.2.Timer start in detail
14.17.3.Create a Timer that runs twice a second, starting in one second
14.17.4.A timer demo
14.17.5.A Timer that fires once at the specified time
14.17.6.Create your own timer event handler
14.17.7.Remove event handler
14.17.8.Annonymous event handler based on Timer
14.17.9.Use the Timer to trigger event
14.17.10.Create the delegate that the Timer will call
14.17.11.Using ElapsedEventHandler and your own delegate
14.17.12.Timer based application
14.17.13.Using System.Timers.Timer
14.17.14.Using System.Threading.Timer
14.17.15.Timer based action firing
www.java2java.com | Contact Us
Copyright 2009 - 12 Demo Source and Support. All rights reserved.
All other trademarks are property of their respective owners.