A Window Generator 1610 reads window and widget definitions, and other entities, (previously described in FIGS. 17 through 26) from the repository 1608 and generates a number of tables for use by the pre-programmed presentation services, including a Dialogue file 1618, a WES Control Table 1620 (previously described in FIGS. 10A, 10B, and 10C), and a WESMap, Window Dispatch Table (previously descri