Sometimes, we need to create an object, which in turn calls other objects. We may simply want to allow the user to be able to run a series of processes and reports, but only enter the controlling parameters once. Our user interface object will be responsible for invoking the subordinate objects after having communicated setup and filter parameters.
An important set of standard functions has been designed for various modes and circumstances of invoking other objects. Examples of these functions are SETTABLEVIEW, SETRECORD, and GETRECORD (there are others as well). There are also instances where we will need to build our own data-passing function.
To properly manage these relatively complex processes, we need to be familiar with the various versions of the RUN and RUNMODAL functions. We will also need to understand the meaning and effect of a single instance or multiple instances of an object. Briefly, key differences between invoking a page or report...