cong-view —
#define CONG_VIEW (x) CongDocument* cong_view_get_document (CongView *view); CongDispspec* cong_view_get_dispspec (CongView *view);
#define CONG_VIEW(x) ((CongView*)(x))
CongDocument* cong_view_get_document (CongView *view);
TODO: Write me
CongDispspec* cong_view_get_dispspec (CongView *view);