EVENTMSG structure (winuser.h)

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, *PEVENTMSGMSG, *NPEVENTMSGMSG, *LPEVENTMSGMSG, *PEVENTMSG, *NPEVENTMSG, *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 [desktop apps only]
Minimum supported server Windows 2000 Server [desktop apps only]
Header winuser.h (include Windows.h)

See also

Conceptual

Hooks

JournalPlaybackProc

Reference

SetWindowsHookEx