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This message is sent as a signal that a window or an application should terminate.
WM_CLOSE wParam = 0; lParam = 0;
An application should return zero if it processes this message.
- Default Action
The DefWindowProc function calls the DestroyWindow function to destroy the window.
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.
|Windows Embedded CE||Windows CE 1.0 and later|
|Windows Mobile||Windows Mobile Version 5.0 and later|