This message is sent as a signal that a window or an application should terminate.
At a Glance
| Header file: | Winuser.h |
| Windows CE versions: | 1.0 and later |
Syntax
WM_CLOSE wParam = 0; lParam = 0;
Return Values
An application should return zero if it processes this message.
Default Action
The DefWindowProc function calls the DestroyWindow function to destroy the window.
Remarks
An application can prompt the user for confirmation, prior to destroying a window, by processing the WM_CLOSE message and calling the DestroyWindow function only if the user confirms the choice.
See Also