typedef struct tagMSG { // msg
HWND hwnd;
UINT message;
WPARAM wParam;
LPARAM lParam;
DWORD time;
POINT pt;
} MSG;Parameters
- 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.