MFC单文档拆分窗口有关问题

MFC单文档拆分窗口问题！
如何控制拆分条的位置，及禁止拆分条移动！我分了三个窗口，一条水平拆分条和一条竖直拆分条！请说的详细点！谢谢！！

------解决方案--------------------------------------------------------
BOOL CMainFrame::OnCreateClient(LPCREATESTRUCT lpcs, CCreateContext* pContext)
{
// TODO: Add your specialized code here and/or call the base class
CRect rect;
GetClientRect(&rect);

if ( !m_wndSplitter.CreateStatic(this,1,2) )
{
TRACE0( "Failed to CreateStaticSplitter\n ");
return FALSE;
}

// add the first splitter pane - the default view in column 0
if (!m_wndSplitter.CreateView(0, 0, RUNTIME_CLASS(CExplorerTreeView),
CSize(240,rect.bottom), pContext))
{
TRACE0( "Failed to create first pane\n ");
return FALSE;
}

// add the second splitter pane - an input view in column 1
if (!m_wndSplitter.CreateView(0, 1, RUNTIME_CLASS(CExplorerListView),
CSize(rect.right,rect.bottom-350), pContext))
{
TRACE0( "Failed to create second pane\n ");
return FALSE;
}

m_pTreeView = (CExplorerTreeView*)m_wndSplitter.GetPane(0,0);
m_pListView = (CExplorerListView*)m_wndSplitter.GetPane(0,1);

return CFrameWnd::OnCreateClient(lpcs, pContext);
}