ViewPort
ViewPort(HeaderView* headerView, ThreadsView* threadsView,
.Add(fViewPort = new ViewPort(headerView,
class ViewPort;
ViewPort* fViewPort;
LoadRGB4(&gScreen->ViewPort, kPalette, 16);
struct ViewPort *Next;
LP3NR(0xc0, LoadRGB4, struct ViewPort *, par1, a0, const uint16 *, par2, a1, long, last, d0, \
struct ViewPort ViewPort;