+#if 0
+ wxRegionIterator upd( GetUpdateRegion() );
+ while (upd)
+ {
+ wxLogDebug( "Paint: %d %d %d %d", upd.GetX(), upd.GetY(), upd.GetWidth(), upd.GetHeight() );
+ upd ++;
+ }
+#endif
+
+#if 0
+ wxSize size = GetSize();
+ wxSize client_size = GetClientSize();
+ wxLogDebug( "size %d %d client_size %d %d", size.x, size.y, client_size.x, client_size.y );
+#endif
+
+ dc.SetPen( *wxWHITE_PEN );
+ for (int i = 0; i < 20; i += 2)
+ dc.DrawLine( i,i, i+100,i );
+
+ dc.SetPen( *wxWHITE_PEN );
+ for (int i = 200; i < 220; i += 2)
+ dc.DrawLine( i-200,i, i-100,i );
+