Support for Int Er Act Ive to Ols and Sys T E Ms

In this paper, we des cr i be what we cons i der t o be t he es s ent i al s uppor t for i nt er act i ve t ool s , i n an open envi r onment . The next s ect i on pr opos es an ext ens i bl e ar chi t ect ur e t hat cover s mos t as pect s t hat t ool s and appl i cat i ons ar e concer ned wi t h. The f ol l owi ng s ect i on des cr i bes a r unt i me s ys t emf or C++that s uppor t s our i nt er act i ve pr ogr ammi ng needs . Then a s ect i on i s dedi cat ed t o t ool s t hat wer e bui l t us i ng t hes e two mai n component s . The r s t t ool i s t he I NGRID appl i cat i on bui l der [3, 8, 9]. The s econd, cal l ed HypI ngr i d, i s a hyper t ext s ys t em[ 4] t hat mi mi cs par t of t he Hyper Car d [ 11] f unct i onal i t y i n t he Uni x/X envi r onment . Thi s t ool has evol ved f r omI NGRIDwi t h a mi ni mal e or t , t hus pr ovi ng t he concept t hat t he under l yi ng s uppor t f or i nt er act i ve pr ogr ammi ng and appl i cat i on cons t r uct i on i s gener i c and r eus abl e . We ni s h wi t h an over vi ew of f ut ur e di r ect i ons , as wel l as a s et of concl us i ons .