ribbon面板：标题栏勾选时显示FileView和ClassView。

IDE/IDE/MainFrm.cpp

@@ -587,13 +587,14 @@ void CMainFrame::OnViewCaptionBar()
 	m_wndCaptionBar.ShowWindow(m_wndCaptionBar.IsVisible() ? SW_HIDE : SW_SHOW);
 	RecalcLayout(FALSE);
 #else
+	BOOL bVisible = m_wndFileView.IsVisible() || m_wndClassView.IsVisible();
 	if ( m_wndFileView.GetSafeHwnd() )
 	{
-		m_wndFileView.ShowPane(TRUE, FALSE, TRUE);
+		m_wndFileView.ShowPane(!bVisible, FALSE, !bVisible);
 	}
 	if ( m_wndClassView.GetSafeHwnd() )
 	{
-		m_wndClassView.ShowPane(TRUE,FALSE,TRUE);
+		m_wndClassView.ShowPane(!bVisible, FALSE, !bVisible);
 	}
 #endif
 }