[Ask a question] procedures Void CGridDemoView : : OnDraw (CDC* pDC) -- CGridDemoDoc* pDoc = GetDocument (); ERT_VALID (pDoc); If (!Flags) -- Grid=new CGridWnd (this,5,5); 4003rd out forms to create a line 5 Grid->;Create (); Flags=TRUE;        } } This procedure can be written in normal operation. (Flags are BOOL type initialization 为false) But if if conditions and "Flags=TRUE;" removed, there will be maximized window has been revealed in the form of flashing. Would you set up the variable Flags do what? To prevent flashing? Please enlighten me : predecessors Gate) [Ask a question] procedures If the flag should be to leave, not to create tables, then build forms, Then flag home to be true, the future will not have to create forms. I understand. [ Closed window ]