C / C++ / MFC

<br />
static void OptimizeAllocSize(DWORD* cLength)<br />
{<br />
	static const int nGranularity = 512;<br />
	// the bug is lack of the commented +1.<br />
	*cLength = (((*cLength)/nGranularity)/*+1*/)*nGranularity;<br />
}<br />

<br />
_ASSERTE(!m_pBuffer || ( *(LPDWORD)((LPBYTE)m_pBuffer-4)==0xFDFDFDFD ) && ( *(LPDWORD)((LPBYTE)m_pBuffer+m_dwCapacity)==0xFDFDFDFD ));<br />

void CChildFrame::ActivateFrame(int nCmdShow)
{
	// TODO: Modify this function to change how the frame is activated.

	<code>nCmdShow = SW_SHOWMAXIMIZED;</code>
	CMDIChildWnd::ActivateFrame(nCmdShow);
}

    // On WinXP switching maximized windows does a horrible flash as it does
    // a MDIRestore then Maximize. You see the Frame of the Restore MDI Windows
    // before they get painted over. The following code turns off Redraw
    // then Redraws again after we've Activated the new Window. 13 Nov 2001
    // See also: <A HREF=".\ChildFrm.cpp#^CChildFrame::ActivateFrame">
CWnd* pMDIClient = NULL;
BOOL bMaximized;
pMF->MDIGetActive( &bMaximized );   // pMDIChild->IsZoomed() doesn't work here.
if ( bMaximized )
{       // Only needed if we are maximized.
    pMDIClient = pMDIChild->GetParent();
    // pMDIClient = pMF->GetMDIClient();   // rem: Same as pMDIChild->GetParent()
    pMDIClient->SetRedraw( FALSE );
}

pMF->MDIActivate( pMDIChild );  // This isn't strictly needed for NM_CLICK but doesn't seem to hurt.

         // Minimized windows can be hidden behind something (Output Window)
         // so Restore to normal size. This can happen when ED is started and their are minimzed windows.
    if ( bRestoreMinimized and pMDIChild->IsIconic() )    // added bRestoreMinimized. See CMDIClient::OnMDINext(). 27 Sep 2001
        pMDIChild->MDIRestore();

if ( bMaximized )
{       // Ok time to redraw all MDI Windows.
    pMDIClient->SetRedraw( TRUE );
    pMDIClient->RedrawWindow( NULL, NULL, RDW_INVALIDATE | RDW_UPDATENOW | RDW_ERASE | RDW_ALLCHILDREN  );
}