BOOL EXWaitingTreeCtrl::OnEraseBkgnd(CDC* pDC) { if (!m_bDrawSnapshot) return CTreeCtrl::OnEraseBkgnd(pDC); DrawSnapshot(pDC); SetEvent(m_hRedrawEvent); return TRUE; }
BOOL CTangramHtmlTreeExWnd::OnEraseBkgnd(CDC* pDC) { if (!m_bDrawSnapshot) return CTangramHtmlTreeWnd::OnEraseBkgnd(pDC); DrawSnapshot(pDC); SetEvent(m_hRedrawEvent); CRect rectClientx; GetClientRect(&rectClientx); pDC->FillSolidRect(rectClientx, m_crWindow); return true; //return CTangramHtmlTreeWnd::OnEraseBkgnd(pDC) ; }