Message handling - class wizard, Visual Basic Programming

Assignment Help:

Message Handling:

1. The message is send to the window. And it is sent to the Window Procedure.

2. The message map holds all the message handlers.

3. The window procedure looks for the message map for the handler for the received message.

4. The CWnd :: WindowProc calls the handler and passes the significant message parameters.

5. If the message handler is not in the message map, then the default message handler, that is, CWnd::DefWindowProc is called. The DefWindowProc handler gives the default behavior like moving, sizing for all the windows.


Related Discussions:- Message handling - class wizard

Document interfaces - visual basic programming, DOCUMENT INTERFACES   ...

DOCUMENT INTERFACES   A SDI (Single document interface) and the MDI (Multiple document interfaces) are the document interfaces. The MDI based applications can have numerous ch

Declaring variables in vbscript, You declare variables explicitly in script...

You declare variables explicitly in script via the Dim statement, the Public statement, & the Private statement. For illustration: Dim DegreesFahrenheit You declare multiple

Add Vbscript code to an html page, You can employ the SCRIPT element to add...

You can employ the SCRIPT element to add VBScript code to an HTML page. The SCRIPT Tag VBScript code is written inside paired SCRIPT tags. For instance, a process to test

The Generic Variable and Specific Variable, Explain difference, Generic Var...

Explain difference, Generic Variable: Create Object Ex:-Ole-Automation . No need refer the object library. What is Specific Variable: Binding Procedure Early & Late Binding ( Can

Recurson, types and concept of recurson

types and concept of recurson

Descriptive variable and procedure names, The body of variable or procedure...

The body of variable or procedure name must use mixed case and complete as essential to define its purpose. Additionally, procedure names must begin with a verb, such as CloseDialo

Write a program to sort and display an array, Problem 1. Describe the i...

Problem 1. Describe the importance and usage of .net framework in visual Studio 2. Write a program to sort and display an array of integers in ascending order using the conc

Program for computing automobile repair bills, A program is needed to assis...

A program is needed to assist computing automobile repair bills. The cost of labor is $35 per hour. The costs for parts are subject to a 5% sales tax, which should be added t

Message routing - visual basic, Message Routing: The system posts the ...

Message Routing: The system posts the messages to a first-in, first-out queue known as the message queue or it sends the messages directly to a window procedure. The Messages

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd