MSG

Overview

Group

Quick Info

Windows NT
Yes
Win95
Yes
Win32s
Yes
Import Library
-
Header File
winuser.h
Unicode
No
Platform Notes
None

The MSG structure contains message information from a thread's message queue.

typedef struct tagMSG { // msg

HWND hwnd;

UINT message;

WPARAM wParam;

LPARAM lParam;

DWORD time;

POINT pt;

} MSG;

Members
hwnd

Identifies the window whose window procedure receives the message.

message

Specifies the message number.

wParam

Specifies additional information about the message. The exact meaning depends on the value of the message member.

lParam

Specifies additional information about the message. The exact meaning depends on the value of the message member.

time

Specifies the time at which the message was posted.

Specifies the cursor position, in screen coordinates, when the message was posted.