undisable many warnings for VC++ in defs.h and fixed several thousands of them in the sources

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@22222 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/msw/printwin.h

@@ -49,8 +49,6 @@ private:
 
 class WXDLLEXPORT wxWindowsPrintPreview : public wxPrintPreviewBase
 {
-    DECLARE_CLASS(wxWindowsPrintPreview)
-
 public:
     wxWindowsPrintPreview(wxPrintout *printout,
                           wxPrintout *printoutForPrinting = NULL,
@@ -62,6 +60,9 @@ public:
 
     virtual bool Print(bool interactive);
     virtual void DetermineScaling();
+
+private:
+    DECLARE_DYNAMIC_CLASS_NO_COPY(wxWindowsPrintPreview)
 };
 
 #endif