MSG
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.
pt
Specifies the
cursor position, in screen coordinates, when the message was posted.
See Also