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docs: explain the effect of --zero / -0 / 'set zero'

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Also, colorize 'set zero' as valid option in a nanorc file.
This commit is contained in:
Benno Schulenberg 2021-11-09 16:28:37 +01:00
parent f42821293e
commit a623f5836c
5 changed files with 29 additions and 1 deletions
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6
doc/nano.1
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@ -357,6 +357,12 @@ The line plus column numbers and the character code are displayed only when
\fB\-\-constantshow\fR is used, and can be toggled on and off with \fBM-C\fR.
The state flags are displayed only when \fB\-\-stateflags\fR is used.
.TP
.BR \-0 ", " \-\-zero
Hide the minibar (or the title bar plus status bar) and use all rows
of the terminal for showing the text of the buffer. Only significant
messages appear on the status bar, and disappear upon the next keystroke.
This "hidden interface" mode can be toggled with \fBM-Z\fR.
.TP
.BR \-! ", " \-\-magic
When neither the file's name nor its first line give a clue,
try using libmagic to determine the applicable syntax.

13
doc/nano.texi
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@ -702,6 +702,13 @@ The line plus column numbers and the character code are displayed only when
@code{--constantshow} is used, and can be toggled on and off with @kbd{M-C}.
The state flags are displayed only when @code{--stateflags} is used.
@item -0
@itemx --zero
Hide the minibar (or the title bar plus status bar) and use all rows
of the terminal for showing the text of the buffer. Only significant
messages appear on the status bar, and disappear upon the next keystroke.
This "hidden interface" mode can be toggled with @kbd{M-Z}.
@item -!
@itemx --magic
When neither the file's name nor its first line give a clue,
@ -1139,6 +1146,12 @@ probably want to unset @code{wordbounds}.
Let an unmodified @kbd{Backspace} or @kbd{Delete} erase the marked region
(instead of a single character, and without affecting the cutbuffer).
@item set zero
Hide the minibar (or the title bar plus status bar) and use all rows
of the terminal for showing the text of the buffer. Only significant
messages appear on the status bar, and disappear upon the next keystroke.
This "hidden interface" mode can be toggled with @kbd{M-Z}.
@end table
@node Syntax Highlighting

6
doc/nanorc.5
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@ -396,6 +396,12 @@ probably want to unset \fBwordbounds\fR.
.B set zap
Let an unmodified Backspace or Delete erase the marked region
(instead of a single character, and without affecting the cutbuffer).
.TP
.B set zero
Hide the minibar (or the title bar plus status bar) and use all rows
of the terminal for showing the text of the buffer. Only significant
messages appear on the status bar, and disappear upon the next keystroke.
This "hidden interface" mode can be toggled with \fBM-Z\fR.
.SH SYNTAX HIGHLIGHTING
Coloring the different syntactic elements of a file

3
doc/sample.nanorc.in
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@ -197,6 +197,9 @@
## of a single character, and without affecting the cutbuffer).
# set zap
## Hide the bars and use the whole terminal for editable text.
# set zero
## Paint the interface elements of nano. These are examples; there are
## no colors by default, except for errorcolor and spotlightcolor.

2
syntax/nanorc.nanorc
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@ -10,7 +10,7 @@ color brightred ".*"
color yellow "^[[:blank:]]*(i?color|set[[:blank:]]+((error|function|key|mini|number|prompt|scroller|selected|spotlight|status|stripe|title)color))[[:blank:]]+(bold,)?(italic,)?(((bright|light)?(white|black|red|blue|green|yellow|magenta|cyan))|normal|pink|purple|mauve|lagoon|mint|lime|peach|orange|latte|grey|gray)?(,(((light)?(white|black|red|blue|green|yellow|magenta|cyan))|normal|pink|purple|mauve|lagoon|mint|lime|peach|orange|latte|grey|gray))?\>"
# Keywords
color brightgreen "^[[:blank:]]*(set|unset)[[:blank:]]+(afterends|allow_insecure_backup|atblanks|autoindent|backup|boldtext|bookstyle|breaklonglines|casesensitive|constantshow|cutfromcursor|emptyline|historylog|indicator|jumpyscrolling|linenumbers|locking|magic|minibar|mouse|multibuffer|noconvert|nohelp|nonewlines|positionlog|preserve|quickblank|rawsequences|rebinddelete|regexp|saveonexit|showcursor|smarthome|softwrap|stateflags|tabstospaces|trimblanks|unix|wordbounds|zap)\>"
color brightgreen "^[[:blank:]]*(set|unset)[[:blank:]]+(afterends|allow_insecure_backup|atblanks|autoindent|backup|boldtext|bookstyle|breaklonglines|casesensitive|constantshow|cutfromcursor|emptyline|historylog|indicator|jumpyscrolling|linenumbers|locking|magic|minibar|mouse|multibuffer|noconvert|nohelp|nonewlines|positionlog|preserve|quickblank|rawsequences|rebinddelete|regexp|saveonexit|showcursor|smarthome|softwrap|stateflags|tabstospaces|trimblanks|unix|wordbounds|zap|zero)\>"
color brightgreen "^[[:blank:]]*set[[:blank:]]+(backupdir|brackets|errorcolor|functioncolor|keycolor|matchbrackets|minicolor|numbercolor|operatingdir|promptcolor|punct|quotestr|scrollercolor|selectedcolor|speller|spotlightcolor|statuscolor|stripecolor|titlecolor|whitespace|wordchars)[[:blank:]]+"
color brightgreen "^[[:blank:]]*set[[:blank:]]+(fill[[:blank:]]+-?[[:digit:]]+|(guidestripe|tabsize)[[:blank:]]+[1-9][0-9]*)\>"
color brightgreen "^[[:blank:]]*bind[[:blank:]]+((\^([A-Za-z]|[]/@\^_`-]|Space)|([Ss][Hh]-)?[Mm]-[A-Za-z]|[Mm]-([][!"#$%&'()*+,./0-9:;<=>?@\^_`{|}~-]|Space))|F([1-9]|1[0-9]|2[0-4])|Ins|Del)[[:blank:]]+([a-z]+|".*")[[:blank:]]+(main|help|search|replace(with)?|yesno|gotoline|writeout|insert|execute|browser|whereisfile|gotodir|spell|linter|all)\>"