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WM_CHILDACTIVATE message

Sent to a child window when the user clicks the window's title bar or when the window is activated, moved, or sized.

A window receives this message through its WindowProc function.


#define WM_CHILDACTIVATE                0x0022

Parameters

wParam

This parameter is not used.

lParam

This parameter is not used.

Return value

Type: LRESULT

If an application processes this message, it should return zero.

Requirements

Minimum supported client

Windows 2000 Professional [desktop apps only]

Minimum supported server

Windows 2000 Server [desktop apps only]

Header

Winuser.h (include Windows.h)

See also

Reference
MoveWindow
SetWindowPos
Conceptual
Windows

 

 

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