WM_DWMWINDOWMAXIMIZEDCHANGE message

Sent when a Desktop Window Manager (DWM) composed window is maximized.

Parameters

wParam

Set to true to specify that the window has been maximized.

lParam

Not used.

Return value

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

Remarks

A window receives this message through its WindowProc function.

Requirements

Requirement Value
Minimum supported client
Windows Vista [desktop apps only]
Minimum supported server
Windows Server 2008 [desktop apps only]
Header
Winuser.h