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REQUIREMENTS: v0.1 - Feedback requested.
Feedback like what else to add/remove and what is wrong and
what is right. Debate is good!!??!
Ken Duck
twoducks@globalserve.net
ps. I have never written a requirements document, so this may
be rough on those of you that have.
-----------------------------------------------------------*
REQUIREMENTS
Draft version 0.1
Dec 2, 1997.
Following is a preliminary listing of the existing critical
requirements.
Any and all comments, criticisms and additions/subtractions are welcome.
This is a first shot at the most important requirements, intended to get
them out on the table where others may know of them, and influence them.
They are most definately not set in stone.
I. Help Browser
====================
i. Two main graphical components
a. A main frame.
b. One or more display plugins.
ii. Main frame performs several tasks:
a. Document history.
b. Document navigation.
c. Display plugin management.
d. Document window management.
iii. Display plugin performs the following tasks:
a. Loads and displays documents of a specified format.
iv. Display plugins are controlled by the main frame.
v. Interfaces between components allows any components to be
rewritten
and replaced by other components and other languages.
vi. Help access only spawns one main help process.
vii. The main process may handle many display windows.
viii. Every display plugin (for each display) has its own process.
This
allows plugins to be language independent.
II. Help Interface
====================
i. The direct help interface is through fifo pipes, to allow for
language independence.
ii. A c/c++ dynamic library is supplied for simpler access.
iii. A command line interface provides the basic services to any
language
and direct use by the end user.
iv. The interface between the main program and the display plugins
are
fifo pipes, which allows the display plugins to be written in any
language.
III. Help Documents
====================
i. Documents may be written in any format (though a plugin may not
exist for some formats and would therefore have to be written.)
ii. Existing documentation will be used wherever possible.
iii. New documents will be written to help achieve the SEUL ideals.