EVENTMSG structure
Applies to: desktop apps only
Contains information about a hardware message sent to the system message queue. This structure is used to store message information for the JournalPlaybackProc callback function.
Syntax
typedef struct tagEVENTMSG {
UINT message;
UINT paramL;
UINT paramH;
DWORD time;
HWND hwnd;
} EVENTMSG, *PEVENTMSG, *LPEVENTMSG;
Members
- message
-
Type: UINT
-
The message.
- paramL
-
Type: UINT
-
Additional information about the message. The exact meaning depends on the message value.
- paramH
-
Type: UINT
-
Additional information about the message. The exact meaning depends on the message value.
- time
-
Type: DWORD
-
The time at which the message was posted.
- hwnd
-
Type: HWND
-
A handle to the window to which the message was posted.
Requirements
|
Minimum supported client | Windows 2000 Professional |
|---|---|
|
Minimum supported server | Windows 2000 Server |
|
Header |
|
See also
- Reference
- JournalPlaybackProc
- SetWindowsHookEx
- Conceptual
- Hooks
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Build date: 2/3/2012