AllAPI Network - The KPD-Team

 
Allapi Network
 API-Guide
 ApiViewer

 API List

 
API Resources
 Tips & Tricks
 VB Tutorials
 Error Lookup
 
Misc Stuff
 VB examples
 VB Tools
 VB Links
 Top Downloads
 
This Site
 Search Engine
 Contact Form
 

Donate to AllAPI.net

GetMessage

The GetMessage function retrieves a message from the calling thread’s message queue and places it in the specified structure. This function can retrieve both messages associated with a specified window and thread messages posted via the PostThreadMessage function.

VB4-32,5,6
Declare Function GetMessage Lib "user32" Alias "GetMessageA" (lpMsg As MSG, ByVal hwnd As Long, ByVal wMsgFilterMin As Long, ByVal wMsgFilterMax As Long) As Long

Operating Systems Supported
Requires Windows NT 3.1 or later; Requires Windows 95 or later

Library
User32

Parameter Information
· lpMsg
Points to an MSG structure that receives message information from the thread’s message queue.

· hWnd
Identifies the window whose messages are to be retrieved. One value has a special meaning:
NULL
GetMessage retrieves messages for any window that belongs to the calling thread and thread messages posted to the calling thread via PostThreadMessage.

· wMsgFilterMin
Specifies the integer value of the lowest message value to be retrieved.

· wMsgFilterMax
Specifies the integer value of the highest message value to be retrieved.

Return Values
If the function retrieves a message other than WM_QUIT, the return value is nonzero.

If the function retrieves the WM_QUIT message, the return value is zero.

If there is an error, the return value is -1. For example, the function fails if hWnd is an invalid window handle.

Examples

Related Functions

 

 


Copyright © 1998-2007, The Mentalis.org Team - Privacy statement
Did you find a bug on this page? Tell us!
This site is located at http://allapi.mentalis.org/