fillsolidrect_onerasebkgnd 重影_bitblt函数(16)

{

if (bStretch) // the bar is stretched (is not the child of a dockbar)

if (bHorz)

return CSize(32767, m_szHorz.cy);

else

return CSize(m_szVert.cx, 32767);

// dirty cast - we need access to protected CDockBar members

CSockBar* pDockBar = (CSockBar*) m_pDockBar;

// force imediate RecalcDelayShow() for all sizing bars on the row

// with delayShow/delayHide flags set to avoid IsVisible() problems

CSCBArray arrSCBars;

GetRowSizingBars(arrSCBars);

AFX_SIZEPARENTPARAMS layout;

layout.hDWP = pDockBar->m_bLayoutQuery ?

NULL : ::BeginDeferWindowPos(arrSCBars.GetSize());

for (int i = 0; i < arrSCBars.GetSize(); i++)

if (arrSCBars[i]->m_nStateFlags & (delayHide|delayShow))

arrSCBars[i]->RecalcDelayShow(&layout);

if (layout.hDWP != NULL)

::EndDeferWindowPos(layout.hDWP);

// get available length

CRect rc = pDockBar->m_rectLayout;

if (rc.IsRectEmpty())

m_pDockSite->GetClientRect(&rc);

int nLengthTotal = bHorz ? rc.Width() + 2 : rc.Height() - 2;

if (IsVisible() && !IsFloating() &&

m_bParentSizing && arrSCBars[0] == this)

if (NegotiateSpace(nLengthTotal, (bHorz != FALSE)))

AlignControlBars();

m_bParentSizing = FALSE;

if (bHorz)

return CSize(max(m_szMinHorz.cx, m_szHorz.cx),

max(m_szMinHorz.cy, m_szHorz.cy));

return CSize(max(m_szMinVert.cx, m_szVert.cx),

max(m_szMinVert.cy, m_szVert.cy));

}

CSize CSizingControlBar::CalcDynamicLayout(int nLength, DWORD dwMode)

{

if (dwMode & (LM_HORZDOCK | LM_VERTDOCK)) // docked ?

{

if (nLength == -1)

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