ClippingView
ClippingView(BRect frame);
ClippingView * fView;
fView = new ClippingView(frame.OffsetToSelf(0, 0));
ClippingView::ClippingView(BRect frame)
ClippingView::Draw(BRect updateRect)
ClippingView::MouseDown(BPoint where)
ClippingView::KeyDown(const char *bytes, int32 numBytes)