May 2010
Intermediate to advanced
552 pages
13h 37m
English
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Name
screenco — A screen with associated areas used in callouts
Synopsis
screenco ::=
(info? db.titleforbidden.info,
areaspec, screen,
calloutlist*)
Attribute synopsis
Description
The callouts, such as numbered bullets, are an
annotation mechanism. In an online system, these bullets are frequently
“hot,” and clicking on them navigates to the corresponding
annotation.
A screenco is a wrapper around an
areaspec and a screen. An
areaspec identifies the locations (coordinates) in
the screen where the callouts occur. The
screenco may also contain the list of annotations in
a calloutlist, although the
calloutlist may also occur outside of the wrapper,
elsewhere in the document.
It is also possible to embed co elements
directly in the verbatim text, in order to avoid the overhead of
calculating the correct coordinates. If you decide to follow this route,
use a screen and a calloutlist
without the screenco wrapper. A
screenco must specify at least one coordinate.
For a complete description of callouts, see
callout.
Processing expectations
Formatted as a displayed block. This element is displayed “verbatim”; whitespace and line breaks within this element are significant.
The mandatory processing expectations of a
screenco are minimal: a system is expected to
render the program listing and the callout list, if present.
If explicit co elements are embedded in a
screen, they must generate appropriate callout
marks.
In online environments, the processing system ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.