NetBSD/gnu/dist/texinfo/info/display.h
wiz ccaa2ac97b Import of texinfo-4.7, as prepared by texinfo2netbsd.
Changes since 4.6:

4.7 (9 April 2004)
* Language:
  . new commands @float, @caption, @shortcaption, @listoffloats for
    initial implementation of floating material (figures, tables, etc).
    Ironically, they do not yet actually float anywhere.
  . new commands @docbook, @ifdocbook, @ifnotdocbook for conditional Docbook.
  . new commands @ordf{} and @ordm{} for Spanish feminine/masculine ordinals.
  . new commands @deftypecv[x] for class variables in typed OO languages.
  . new command @registeredsymbol for the r-in-a-circle symbol.
  . new command @headitem to make a heading row in @multitable.
  . new command @LaTeX{} for the LaTeX logo.
  . new command @comma{} to avoid comma-parsing problems.
  . @url is now a synonym for @uref; new command @indicateurl has the
    old meaning of just displaying a url as text.
  . @quotation now accepts an optional argument for labelling the text
      as a `Note', `Tip', etc.
  . @defun (et al.) heading lines can now be continued with a lone @.
  . @acronym accepts an optional argument for the meaning of the acronym.
* makeinfo:
  . New environment variable TEXINFO_OUTPUT_FORMAT determines the output
    format at runtime, if no options are specified.
  . New option --plaintext, equivalent to --no-headers with Info output.
  . All outputs:
    - sections are numbered by default.
  . Info output:
    - punctuation is inserted after @pxref and @ref, if needed to make
      cross-references valid.
    - line numbers included in index menus, so Info readers can go to
      the exact line of an entry, not just a node.  Also in plaintext output.
    - ^@^H[index^@^H] cookie included in index menus, so Info readers
      can handle the ] etc. commands better.
  . HTML output:
    - new algorithm for cross-references to other manuals, for maximum
      portability and stability.
    - include node name in <title> with split output.
    - @multicolumn fractions become percentages.
    - entities used for bullets, quotes, dashes, and others.
    - index entries are links to the exact locations.
    - <h4> and <h5> used for @sub and @subsubsections again.
    - accented dotless i supported.
  . XML output: many new tags and structure to preserve more source features.
  . Docbook output:
    - upgraded DTD to Docbook XML 4.2, no longer using Docbook SGML.
    - improved translation in general, for instance:
    - line annotations and marked quotations.
* texi2dvi:
  . if available, use etex (pdfetex if --pdf) by default.
  . if the input file includes thumbpdf.sty (for LaTeX), then run thumbpdf.
  . more output if --debug.
* texinfo.tex:
  . @defun names are now printed in typewriter (instead of bold), and
    within the arguments, @var text is printed in slanted typewriter.
  . @tex code is executed inside a TeX group, so that any changes must
    be prefixed with \global (or the equivalent) to be effective.  (This
    change was actually made years ago, but never made it into the NEWS.)
* info:
  . new option --where (aka --location, -w) to report where an Info file
    would be found, instead of reading it.
  . by default, output ANSI terminal escape sequences as-is; new option
    --no-raw-escapes overrides this.
  . use the newly-generated index line numbers.
* Distribution:
  . new script gendocs.sh (not installed), for use by GNU maintainers in
    getting their manuals on the GNU web site.  Documented in
    maintain.texi (http://www.gnu.org/prep/maintain_toc.html).
  . Most code uses ANSI C prototypes, to some extent.
  . New translation: nb.
  . automake 1.8.3, autoconf 2.59, gettext 0.14.1.
2004-07-12 23:26:33 +00:00

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/* $NetBSD: display.h,v 1.1.1.3 2004/07/12 23:26:56 wiz Exp $ */
/* display.h -- How the display in Info is done.
Id: display.h,v 1.3 2004/03/14 00:57:29 karl Exp
This file is part of GNU Info, a program for reading online documentation
stored in Info format.
Copyright (C) 1993, 1997, 2004 Free Software Foundation, Inc.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2, or (at your option)
any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
Written by Brian Fox (bfox@ai.mit.edu). */
#ifndef INFO_DISPLAY_H
#define INFO_DISPLAY_H
#include "info-utils.h"
#include "terminal.h"
typedef struct {
char *text; /* Text of the line as it appears. */
int textlen; /* Printable Length of TEXT. */
int inverse; /* Non-zero means this line is inverse. */
} DISPLAY_LINE;
/* An array of display lines which tell us what is currently visible on
the display. */
extern DISPLAY_LINE **the_display;
/* Non-zero means do no output. */
extern int display_inhibited;
/* Non-zero if we didn't completely redisplay a window. */
extern int display_was_interrupted_p;
/* Initialize THE_DISPLAY to WIDTH and HEIGHT, with nothing in it. */
extern void display_initialize_display (int width, int height);
/* Clear all of the lines in DISPLAY making the screen blank. */
extern void display_clear_display (DISPLAY_LINE **display);
/* Update the windows pointed to by WINDOWS in THE_DISPLAY. This actually
writes the text on the screen. */
extern void display_update_display (WINDOW *window);
/* Display WIN on THE_DISPLAY. Unlike display_update_display (), this
function only does one window. */
extern void display_update_one_window (WINDOW *win);
/* Move the screen cursor to directly over the current character in WINDOW. */
extern void display_cursor_at_point (WINDOW *window);
/* Scroll the region of the_display starting at START, ending at END, and
moving the lines AMOUNT lines. If AMOUNT is less than zero, the lines
are moved up in the screen, otherwise down. Actually, it is possible
for no scrolling to take place in the case that the terminal doesn't
support it. This doesn't matter to us. */
extern void display_scroll_display (int start, int end, int amount);
/* Try to scroll lines in WINDOW. OLD_PAGETOP is the pagetop of WINDOW before
having had its line starts recalculated. OLD_STARTS is the list of line
starts that used to appear in this window. OLD_COUNT is the number of lines
that appear in the OLD_STARTS array. */
extern void display_scroll_line_starts (WINDOW *window, int old_pagetop,
char **old_starts, int old_count);
#endif /* not INFO_DISPLAY_H */