Overview
Group
Quick Info

Windows NT
Yes
Win95
Yes
Win32s
No
Import Library
-
Header File
winuser.h
Unicode
No
Platform Notes
None

WM_DISPLAYCHANGE

The WM_DISPLAYCHANGE message is sent to all windows when the display resolution has changed.

WM_DISPLAYCHANGE

cBitsPerPixel = wParam;

cxScreen = LOWORD(lParam);

cyScreen = HIWORD(lParam);

Parameters

cBitsPerPixel

Specifies the new image depth of the display in bits per pixel.

cxScreen

Specifies the new horizontal resolution of the screen.

cyScreen

Specifies the new vertical resolution of the screen.

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