+ SetModified(false);
+ wxRect r;
+ int w,h;
+ r.x = r.y = 0; GetSize(&w,&h);
+ r.width = w;
+ r.height = h;
+ DoPaint(&r);
+ }
+ /** Sets a background image, only used on screen, not on printouts.
+ @param bitmap a pointer to a wxBitmap or NULL to remove it
+ */
+ void SetBackgroundBitmap(wxBitmap *bitmap = NULL)
+ {
+ if(m_BGbitmap) delete m_BGbitmap;
+ m_BGbitmap = bitmap;