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WM_CLOSE (Compact 2013)

  • Article

3/28/2014

This message is sent as a signal that a window or an application should terminate.

Syntax

WM_CLOSE wParam = 0; 
    lParam = 0;

Return Value

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.

Requirements

Header

winuser.h

See Also

Reference

Window Messages
DefWindowProc
DestroyWindow