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Called by the framework when it needs to stretch a bitmap for a Windows 7 taskbar tab thumbnail preview of the MDI child.
virtual BOOL OnTaskbarTabThumbnailStretch(
HBITMAP hBmpDst,
const CRect& rectDst,
HBITMAP hBmpSrc,
const CRect& rectSrc
);
Parameters
hBmpDst
A handle to a destination bitmap.rectDst
Specifies the destination rectangle.hBmpSrc
A handle to a source bitmap.rectSrc
Specifies the source rectangle.
Remarks
Requirementher or him him him him him him him : afxmdichildwndex.h