xref: /vim-8.2.3635/runtime/optwin.vim (revision 723d165c)
1" These commands create the option window.
2"
3" Maintainer:	Bram Moolenaar <[email protected]>
4" Last Change:	2019 Feb 08
5
6" If there already is an option window, jump to that one.
7let buf = bufnr('option-window')
8if buf >= 0
9  let winids = win_findbuf(buf)
10  if len(winids) > 0
11    if win_gotoid(winids[0]) == 1
12      finish
13    endif
14  endif
15endif
16
17" Make sure the '<' flag is not included in 'cpoptions', otherwise <CR> would
18" not be recognized.  See ":help 'cpoptions'".
19let s:cpo_save = &cpo
20set cpo&vim
21
22" function to be called when <CR> is hit in the option-window
23fun! <SID>CR()
24
25  " If on a continued comment line, go back to the first comment line
26  let lnum = search("^[^\t]", 'bWcn')
27  let line = getline(lnum)
28
29  " <CR> on a "set" line executes the option line
30  if match(line, "^ \tset ") >= 0
31
32    " For a local option: go to the previous window
33    " If this is a help window, go to the window below it
34    let thiswin = winnr()
35    let local = <SID>Find(lnum)
36    if local >= 0
37      exe line
38      call <SID>Update(lnum, line, local, thiswin)
39    endif
40
41  " <CR> on a "option" line shows help for that option
42  elseif match(line, "^[a-z]") >= 0
43    let name = substitute(line, '\([^\t]*\).*', '\1', "")
44    exe "help '" . name . "'"
45
46  " <CR> on an index line jumps to the group
47  elseif match(line, '^ \=[0-9]') >= 0
48    exe "norm! /" . line . "\<CR>zt"
49  endif
50endfun
51
52" function to be called when <Space> is hit in the option-window
53fun! <SID>Space()
54
55  let lnum = line(".")
56  let line = getline(lnum)
57
58  " <Space> on a "set" line refreshes the option line
59  if match(line, "^ \tset ") >= 0
60
61    " For a local option: go to the previous window
62    " If this is a help window, go to the window below it
63    let thiswin = winnr()
64    let local = <SID>Find(lnum)
65    if local >= 0
66      call <SID>Update(lnum, line, local, thiswin)
67    endif
68
69  endif
70endfun
71
72" find the window in which the option applies
73" returns 0 for global option, 1 for local option, -1 for error
74fun! <SID>Find(lnum)
75    if getline(a:lnum - 1) =~ "(local to"
76      let local = 1
77      let thiswin = winnr()
78      wincmd p
79      if exists("b:current_syntax") && b:current_syntax == "help"
80	wincmd j
81	if winnr() == thiswin
82	  wincmd j
83	endif
84      endif
85    else
86      let local = 0
87    endif
88    if local && (winnr() == thiswin || (exists("b:current_syntax")
89	\ && b:current_syntax == "help"))
90      echo "Don't know in which window"
91      let local = -1
92    endif
93    return local
94endfun
95
96" Update a "set" line in the option window
97fun! <SID>Update(lnum, line, local, thiswin)
98  " get the new value of the option and update the option window line
99  if match(a:line, "=") >= 0
100    let name = substitute(a:line, '^ \tset \([^=]*\)=.*', '\1', "")
101  else
102    let name = substitute(a:line, '^ \tset \(no\)\=\([a-z]*\).*', '\2', "")
103  endif
104  if name == "pt" && &pt =~ "\x80"
105    let val = <SID>PTvalue()
106  else
107    let val = escape(eval('&' . name), " \t\\\"|")
108  endif
109  if a:local
110    exe a:thiswin . "wincmd w"
111  endif
112  if match(a:line, "=") >= 0 || (val != "0" && val != "1")
113    call setline(a:lnum, " \tset " . name . "=" . val)
114  else
115    if val
116      call setline(a:lnum, " \tset " . name . "\tno" . name)
117    else
118      call setline(a:lnum, " \tset no" . name . "\t" . name)
119    endif
120  endif
121  set nomodified
122endfun
123
124" Reset 'title' and 'icon' to make it work faster.
125" Reset 'undolevels' to avoid undo'ing until the buffer is empty.
126let s:old_title = &title
127let s:old_icon = &icon
128let s:old_sc = &sc
129let s:old_ru = &ru
130let s:old_ul = &ul
131set notitle noicon nosc noru ul=-1
132
133" If the current window is a help window, try finding a non-help window.
134" Relies on syntax highlighting to be switched on.
135let s:thiswin = winnr()
136while exists("b:current_syntax") && b:current_syntax == "help"
137  wincmd w
138  if s:thiswin == winnr()
139    break
140  endif
141endwhile
142
143" Open the window.  $OPTWIN_CMD is set to "tab" for ":tab options".
144exe $OPTWIN_CMD . ' new option-window'
145setlocal ts=15 tw=0 noro buftype=nofile
146
147" Insert help and a "set" command for each option.
148call append(0, '" Each "set" line shows the current value of an option (on the left).')
149call append(1, '" Hit <CR> on a "set" line to execute it.')
150call append(2, '"            A boolean option will be toggled.')
151call append(3, '"            For other options you can edit the value before hitting <CR>.')
152call append(4, '" Hit <CR> on a help line to open a help window on this option.')
153call append(5, '" Hit <CR> on an index line to jump there.')
154call append(6, '" Hit <Space> on a "set" line to refresh it.')
155
156" These functions are called often below.  Keep them fast!
157
158" Init a local binary option
159fun! <SID>BinOptionL(name)
160  let val = getwinvar(winnr('#'), '&' . a:name)
161  call append("$", substitute(substitute(" \tset " . val . a:name . "\t" .
162	\!val . a:name, "0", "no", ""), "1", "", ""))
163endfun
164
165" Init a global binary option
166fun! <SID>BinOptionG(name, val)
167  call append("$", substitute(substitute(" \tset " . a:val . a:name . "\t" .
168	\!a:val . a:name, "0", "no", ""), "1", "", ""))
169endfun
170
171" Init a local string option
172fun! <SID>OptionL(name)
173  let val = escape(getwinvar(winnr('#'), '&' . a:name), " \t\\\"|")
174  call append("$", " \tset " . a:name . "=" . val)
175endfun
176
177" Init a global string option
178fun! <SID>OptionG(name, val)
179  call append("$", " \tset " . a:name . "=" . escape(a:val, " \t\\\"|"))
180endfun
181
182let s:idx = 1
183let s:lnum = line("$")
184call append("$", "")
185
186fun! <SID>Header(text)
187  let line = s:idx . " " . a:text
188  if s:idx < 10
189    let line = " " . line
190  endif
191  call append("$", "")
192  call append("$", line)
193  call append("$", "")
194  call append(s:lnum, line)
195  let s:idx = s:idx + 1
196  let s:lnum = s:lnum + 1
197endfun
198
199" Get the value of 'pastetoggle'.  It could be a special key.
200fun! <SID>PTvalue()
201  redir @a
202  silent set pt
203  redir END
204  return substitute(@a, '[^=]*=\(.*\)', '\1', "")
205endfun
206
207" Restore the previous value of 'cpoptions' here, it's used below.
208let &cpo = s:cpo_save
209
210" List of all options, organized by function.
211" The text should be sufficient to know what the option is used for.
212
213call <SID>Header("important")
214call append("$", "compatible\tbehave very Vi compatible (not advisable)")
215call <SID>BinOptionG("cp", &cp)
216call append("$", "cpoptions\tlist of flags to specify Vi compatibility")
217call <SID>OptionG("cpo", &cpo)
218call append("$", "insertmode\tuse Insert mode as the default mode")
219call <SID>BinOptionG("im", &im)
220call append("$", "paste\tpaste mode, insert typed text literally")
221call <SID>BinOptionG("paste", &paste)
222call append("$", "pastetoggle\tkey sequence to toggle paste mode")
223if &pt =~ "\x80"
224  call append("$", " \tset pt=" . <SID>PTvalue())
225else
226  call <SID>OptionG("pt", &pt)
227endif
228call append("$", "runtimepath\tlist of directories used for runtime files and plugins")
229call <SID>OptionG("rtp", &rtp)
230call append("$", "packpath\tlist of directories used for plugin packages")
231call <SID>OptionG("pp", &pp)
232call append("$", "helpfile\tname of the main help file")
233call <SID>OptionG("hf", &hf)
234
235
236call <SID>Header("moving around, searching and patterns")
237call append("$", "whichwrap\tlist of flags specifying which commands wrap to another line")
238call append("$", "\t(local to window)")
239call <SID>OptionL("ww")
240call append("$", "startofline\tmany jump commands move the cursor to the first non-blank")
241call append("$", "\tcharacter of a line")
242call <SID>BinOptionG("sol", &sol)
243call append("$", "paragraphs\tnroff macro names that separate paragraphs")
244call <SID>OptionG("para", &para)
245call append("$", "sections\tnroff macro names that separate sections")
246call <SID>OptionG("sect", &sect)
247call append("$", "path\tlist of directory names used for file searching")
248call append("$", "\t(global or local to buffer)")
249call <SID>OptionG("pa", &pa)
250call append("$", "cdpath\tlist of directory names used for :cd")
251call <SID>OptionG("cd", &cd)
252if exists("+autochdir")
253  call append("$", "autochdir\tchange to directory of file in buffer")
254  call <SID>BinOptionG("acd", &acd)
255endif
256call append("$", "wrapscan\tsearch commands wrap around the end of the buffer")
257call <SID>BinOptionG("ws", &ws)
258call append("$", "incsearch\tshow match for partly typed search command")
259call <SID>BinOptionG("is", &is)
260call append("$", "magic\tchange the way backslashes are used in search patterns")
261call <SID>BinOptionG("magic", &magic)
262call append("$", "regexpengine\tselect the default regexp engine used")
263call <SID>OptionG("re", &re)
264call append("$", "ignorecase\tignore case when using a search pattern")
265call <SID>BinOptionG("ic", &ic)
266call append("$", "smartcase\toverride 'ignorecase' when pattern has upper case characters")
267call <SID>BinOptionG("scs", &scs)
268call append("$", "casemap\twhat method to use for changing case of letters")
269call <SID>OptionG("cmp", &cmp)
270call append("$", "maxmempattern\tmaximum amount of memory in Kbyte used for pattern matching")
271call append("$", " \tset mmp=" . &mmp)
272call append("$", "define\tpattern for a macro definition line")
273call append("$", "\t(global or local to buffer)")
274call <SID>OptionG("def", &def)
275if has("find_in_path")
276  call append("$", "include\tpattern for an include-file line")
277  call append("$", "\t(local to buffer)")
278  call <SID>OptionL("inc")
279  call append("$", "includeexpr\texpression used to transform an include line to a file name")
280  call append("$", "\t(local to buffer)")
281  call <SID>OptionL("inex")
282endif
283
284
285call <SID>Header("tags")
286call append("$", "tagbsearch\tuse binary searching in tags files")
287call <SID>BinOptionG("tbs", &tbs)
288call append("$", "taglength\tnumber of significant characters in a tag name or zero")
289call append("$", " \tset tl=" . &tl)
290call append("$", "tags\tlist of file names to search for tags")
291call append("$", "\t(global or local to buffer)")
292call <SID>OptionG("tag", &tag)
293call append("$", "tagcase\thow to handle case when searching in tags files:")
294call append("$", "\t\"followic\" to follow 'ignorecase', \"ignore\" or \"match\"")
295call append("$", "\t(global or local to buffer)")
296call <SID>OptionG("tc", &tc)
297call append("$", "tagrelative\tfile names in a tags file are relative to the tags file")
298call <SID>BinOptionG("tr", &tr)
299call append("$", "tagstack\ta :tag command will use the tagstack")
300call <SID>BinOptionG("tgst", &tgst)
301call append("$", "showfulltag\twhen completing tags in Insert mode show more info")
302call <SID>BinOptionG("sft", &sft)
303if has("cscope")
304  call append("$", "cscopeprg\tcommand for executing cscope")
305  call <SID>OptionG("csprg", &csprg)
306  call append("$", "cscopetag\tuse cscope for tag commands")
307  call <SID>BinOptionG("cst", &cst)
308  call append("$", "cscopetagorder\t0 or 1; the order in which \":cstag\" performs a search")
309  call append("$", " \tset csto=" . &csto)
310  call append("$", "cscopeverbose\tgive messages when adding a cscope database")
311  call <SID>BinOptionG("csverb", &csverb)
312  call append("$", "cscopepathcomp\thow many components of the path to show")
313  call append("$", " \tset cspc=" . &cspc)
314  call append("$", "cscopequickfix\twhen to open a quickfix window for cscope")
315  call <SID>OptionG("csqf", &csqf)
316  call append("$", "cscoperelative\tfile names in a cscope file are relative to that file")
317  call <SID>BinOptionG("csre", &csre)
318endif
319
320
321call <SID>Header("displaying text")
322call append("$", "scroll\tnumber of lines to scroll for CTRL-U and CTRL-D")
323call append("$", "\t(local to window)")
324call <SID>OptionL("scr")
325call append("$", "scrolloff\tnumber of screen lines to show around the cursor")
326call append("$", " \tset so=" . &so)
327call append("$", "wrap\tlong lines wrap")
328call append("$", "\t(local to window)")
329call <SID>BinOptionL("wrap")
330call append("$", "linebreak\twrap long lines at a character in 'breakat'")
331call append("$", "\t(local to window)")
332call <SID>BinOptionL("lbr")
333call append("$", "breakindent\tpreserve indentation in wrapped text")
334call append("$", "\t(local to window)")
335call <SID>BinOptionL("bri")
336call append("$", "breakindentopt\tadjust breakindent behaviour")
337call append("$", "\t(local to window)")
338call <SID>OptionL("briopt")
339call append("$", "breakat\twhich characters might cause a line break")
340call <SID>OptionG("brk", &brk)
341call append("$", "showbreak\tstring to put before wrapped screen lines")
342call <SID>OptionG("sbr", &sbr)
343call append("$", "sidescroll\tminimal number of columns to scroll horizontally")
344call append("$", " \tset ss=" . &ss)
345call append("$", "sidescrolloff\tminimal number of columns to keep left and right of the cursor")
346call append("$", " \tset siso=" . &siso)
347call append("$", "display\tinclude \"lastline\" to show the last line even if it doesn't fit")
348call append("$", "\tinclude \"uhex\" to show unprintable characters as a hex number")
349call <SID>OptionG("dy", &dy)
350call append("$", "fillchars\tcharacters to use for the status line, folds and filler lines")
351call <SID>OptionG("fcs", &fcs)
352call append("$", "cmdheight\tnumber of lines used for the command-line")
353call append("$", " \tset ch=" . &ch)
354call append("$", "columns\twidth of the display")
355call append("$", " \tset co=" . &co)
356call append("$", "lines\tnumber of lines in the display")
357call append("$", " \tset lines=" . &lines)
358call append("$", "window\tnumber of lines to scroll for CTRL-F and CTRL-B")
359call append("$", " \tset window=" . &window)
360call append("$", "lazyredraw\tdon't redraw while executing macros")
361call <SID>BinOptionG("lz", &lz)
362if has("reltime")
363  call append("$", "redrawtime\ttimeout for 'hlsearch' and :match highlighting in msec")
364  call append("$", " \tset rdt=" . &rdt)
365endif
366call append("$", "writedelay\tdelay in msec for each char written to the display")
367call append("$", "\t(for debugging)")
368call append("$", " \tset wd=" . &wd)
369call append("$", "list\tshow <Tab> as ^I and end-of-line as $")
370call append("$", "\t(local to window)")
371call <SID>BinOptionL("list")
372call append("$", "listchars\tlist of strings used for list mode")
373call <SID>OptionG("lcs", &lcs)
374call append("$", "number\tshow the line number for each line")
375call append("$", "\t(local to window)")
376call <SID>BinOptionL("nu")
377call append("$", "relativenumber\tshow the relative line number for each line")
378call append("$", "\t(local to window)")
379call <SID>BinOptionL("rnu")
380if has("linebreak")
381  call append("$", "numberwidth\tnumber of columns to use for the line number")
382  call append("$", "\t(local to window)")
383  call <SID>OptionL("nuw")
384endif
385if has("conceal")
386  call append("$", "conceallevel\tcontrols whether concealable text is hidden")
387  call append("$", "\t(local to window)")
388  call <SID>OptionL("cole")
389  call append("$", "concealcursor\tmodes in which text in the cursor line can be concealed")
390  call append("$", "\t(local to window)")
391  call <SID>OptionL("cocu")
392endif
393
394
395call <SID>Header("syntax, highlighting and spelling")
396call append("$", "background\t\"dark\" or \"light\"; the background color brightness")
397call <SID>OptionG("bg", &bg)
398call append("$", "filetype\ttype of file; triggers the FileType event when set")
399call append("$", "\t(local to buffer)")
400call <SID>OptionL("ft")
401if has("syntax")
402  call append("$", "syntax\tname of syntax highlighting used")
403  call append("$", "\t(local to buffer)")
404  call <SID>OptionL("syn")
405  call append("$", "synmaxcol\tmaximum column to look for syntax items")
406  call append("$", "\t(local to buffer)")
407  call <SID>OptionL("smc")
408endif
409call append("$", "highlight\twhich highlighting to use for various occasions")
410call <SID>OptionG("hl", &hl)
411call append("$", "hlsearch\thighlight all matches for the last used search pattern")
412call <SID>BinOptionG("hls", &hls)
413if has("termguicolors")
414  call append("$", "termguicolors\tuse GUI colors for the terminal")
415  call <SID>BinOptionG("tgc", &tgc)
416endif
417if has("syntax")
418  call append("$", "cursorcolumn\thighlight the screen column of the cursor")
419  call append("$", "\t(local to window)")
420  call <SID>BinOptionL("cuc")
421  call append("$", "cursorline\thighlight the screen line of the cursor")
422  call append("$", "\t(local to window)")
423  call <SID>BinOptionL("cul")
424  call append("$", "colorcolumn\tcolumns to highlight")
425  call append("$", "\t(local to window)")
426  call <SID>OptionL("cc")
427  call append("$", "spell\thighlight spelling mistakes")
428  call append("$", "\t(local to window)")
429  call <SID>BinOptionL("spell")
430  call append("$", "spelllang\tlist of accepted languages")
431  call append("$", "\t(local to buffer)")
432  call <SID>OptionL("spl")
433  call append("$", "spellfile\tfile that \"zg\" adds good words to")
434  call append("$", "\t(local to buffer)")
435  call <SID>OptionL("spf")
436  call append("$", "spellcapcheck\tpattern to locate the end of a sentence")
437  call append("$", "\t(local to buffer)")
438  call <SID>OptionL("spc")
439  call append("$", "spellsuggest\tmethods used to suggest corrections")
440  call <SID>OptionG("sps", &sps)
441  call append("$", "mkspellmem\tamount of memory used by :mkspell before compressing")
442  call <SID>OptionG("msm", &msm)
443endif
444
445
446call <SID>Header("multiple windows")
447call append("$", "laststatus\t0, 1 or 2; when to use a status line for the last window")
448call append("$", " \tset ls=" . &ls)
449if has("statusline")
450  call append("$", "statusline\talternate format to be used for a status line")
451  call <SID>OptionG("stl", &stl)
452endif
453call append("$", "equalalways\tmake all windows the same size when adding/removing windows")
454call <SID>BinOptionG("ea", &ea)
455call append("$", "eadirection\tin which direction 'equalalways' works: \"ver\", \"hor\" or \"both\"")
456call <SID>OptionG("ead", &ead)
457call append("$", "winheight\tminimal number of lines used for the current window")
458call append("$", " \tset wh=" . &wh)
459call append("$", "winminheight\tminimal number of lines used for any window")
460call append("$", " \tset wmh=" . &wmh)
461call append("$", "winfixheight\tkeep the height of the window")
462call append("$", "\t(local to window)")
463call <SID>BinOptionL("wfh")
464call append("$", "winfixwidth\tkeep the width of the window")
465call append("$", "\t(local to window)")
466call <SID>BinOptionL("wfw")
467call append("$", "winwidth\tminimal number of columns used for the current window")
468call append("$", " \tset wiw=" . &wiw)
469call append("$", "winminwidth\tminimal number of columns used for any window")
470call append("$", " \tset wmw=" . &wmw)
471call append("$", "helpheight\tinitial height of the help window")
472call append("$", " \tset hh=" . &hh)
473if has("quickfix")
474  call append("$", "previewheight\tdefault height for the preview window")
475  call append("$", " \tset pvh=" . &pvh)
476  call append("$", "previewwindow\tidentifies the preview window")
477  call append("$", "\t(local to window)")
478  call <SID>BinOptionL("pvw")
479endif
480call append("$", "hidden\tdon't unload a buffer when no longer shown in a window")
481call <SID>BinOptionG("hid", &hid)
482call append("$", "switchbuf\t\"useopen\" and/or \"split\"; which window to use when jumping")
483call append("$", "\tto a buffer")
484call <SID>OptionG("swb", &swb)
485call append("$", "splitbelow\ta new window is put below the current one")
486call <SID>BinOptionG("sb", &sb)
487call append("$", "splitright\ta new window is put right of the current one")
488call <SID>BinOptionG("spr", &spr)
489call append("$", "scrollbind\tthis window scrolls together with other bound windows")
490call append("$", "\t(local to window)")
491call <SID>BinOptionL("scb")
492call append("$", "scrollopt\t\"ver\", \"hor\" and/or \"jump\"; list of options for 'scrollbind'")
493call <SID>OptionG("sbo", &sbo)
494call append("$", "cursorbind\tthis window's cursor moves together with other bound windows")
495call append("$", "\t(local to window)")
496call <SID>BinOptionL("crb")
497if has("terminal")
498  call append("$", "termwinsize\tsize of a terminal window")
499  call append("$", "\t(local to window)")
500  call <SID>OptionL("tws")
501  call append("$", "termwinkey\tkey that precedes Vim commands in a terminal window")
502  call append("$", "\t(local to window)")
503  call <SID>OptionL("twk")
504  call append("$", "termwinscroll\tmax number of lines to keep for scrollback in a terminal window")
505  call append("$", "\t(local to window)")
506  if has('win32')
507    call append("$", "termwintype\ttype of pty to use for a terminal window")
508    call <SID>OptionG("twt", &twt)
509  endif
510  call <SID>OptionL("twsl")
511  if exists("&winptydll")
512    call append("$", "winptydll\tname of the winpty dynamic library")
513    call <SID>OptionG("winptydll", &winptydll)
514  endif
515endif
516
517
518call <SID>Header("multiple tab pages")
519call append("$", "showtabline\t0, 1 or 2; when to use a tab pages line")
520call append("$", " \tset stal=" . &stal)
521call append("$", "tabpagemax\tmaximum number of tab pages to open for -p and \"tab all\"")
522call append("$", " \tset tpm=" . &tpm)
523call append("$", "tabline\tcustom tab pages line")
524call <SID>OptionG("tal", &tal)
525if has("gui")
526  call append("$", "guitablabel\tcustom tab page label for the GUI")
527  call <SID>OptionG("gtl", &gtl)
528  call append("$", "guitabtooltip\tcustom tab page tooltip for the GUI")
529  call <SID>OptionG("gtt", &gtt)
530endif
531
532
533call <SID>Header("terminal")
534call append("$", "term\tname of the used terminal")
535call <SID>OptionG("term", &term)
536call append("$", "ttytype\talias for 'term'")
537call <SID>OptionG("tty", &tty)
538call append("$", "ttybuiltin\tcheck built-in termcaps first")
539call <SID>BinOptionG("tbi", &tbi)
540call append("$", "ttyfast\tterminal connection is fast")
541call <SID>BinOptionG("tf", &tf)
542call append("$", "weirdinvert\tterminal that requires extra redrawing")
543call <SID>BinOptionG("wiv", &wiv)
544call append("$", "esckeys\trecognize keys that start with <Esc> in Insert mode")
545call <SID>BinOptionG("ek", &ek)
546call append("$", "scrolljump\tminimal number of lines to scroll at a time")
547call append("$", " \tset sj=" . &sj)
548call append("$", "ttyscroll\tmaximum number of lines to use scrolling instead of redrawing")
549call append("$", " \tset tsl=" . &tsl)
550if has("gui") || has("win32")
551  call append("$", "guicursor\tspecifies what the cursor looks like in different modes")
552  call <SID>OptionG("gcr", &gcr)
553endif
554if has("title")
555  let &title = s:old_title
556  call append("$", "title\tshow info in the window title")
557  call <SID>BinOptionG("title", &title)
558  set notitle
559  call append("$", "titlelen\tpercentage of 'columns' used for the window title")
560  call append("$", " \tset titlelen=" . &titlelen)
561  call append("$", "titlestring\twhen not empty, string to be used for the window title")
562  call <SID>OptionG("titlestring", &titlestring)
563  call append("$", "titleold\tstring to restore the title to when exiting Vim")
564  call <SID>OptionG("titleold", &titleold)
565  let &icon = s:old_icon
566  call append("$", "icon\tset the text of the icon for this window")
567  call <SID>BinOptionG("icon", &icon)
568  set noicon
569  call append("$", "iconstring\twhen not empty, text for the icon of this window")
570  call <SID>OptionG("iconstring", &iconstring)
571endif
572if has("win32")
573  call append("$", "restorescreen\trestore the screen contents when exiting Vim")
574  call <SID>BinOptionG("rs", &rs)
575endif
576
577
578call <SID>Header("using the mouse")
579call append("$", "mouse\tlist of flags for using the mouse")
580call <SID>OptionG("mouse", &mouse)
581if has("gui")
582  call append("$", "mousefocus\tthe window with the mouse pointer becomes the current one")
583  call <SID>BinOptionG("mousef", &mousef)
584  call append("$", "mousehide\thide the mouse pointer while typing")
585  call <SID>BinOptionG("mh", &mh)
586endif
587call append("$", "mousemodel\t\"extend\", \"popup\" or \"popup_setpos\"; what the right")
588call append("$", "\tmouse button is used for")
589call <SID>OptionG("mousem", &mousem)
590call append("$", "mousetime\tmaximum time in msec to recognize a double-click")
591call append("$", " \tset mouset=" . &mouset)
592call append("$", "ttymouse\t\"xterm\", \"xterm2\", \"dec\" or \"netterm\"; type of mouse")
593call <SID>OptionG("ttym", &ttym)
594if has("mouseshape")
595  call append("$", "mouseshape\twhat the mouse pointer looks like in different modes")
596  call <SID>OptionG("mouses", &mouses)
597endif
598
599
600if has("gui")
601  call <SID>Header("GUI")
602  call append("$", "guifont\tlist of font names to be used in the GUI")
603  call <SID>OptionG("gfn", &gfn)
604  if has("xfontset")
605    call append("$", "guifontset\tpair of fonts to be used, for multibyte editing")
606    call <SID>OptionG("gfs", &gfs)
607  endif
608  call append("$", "guifontwide\tlist of font names to be used for double-wide characters")
609  call <SID>OptionG("gfw", &gfw)
610  if has("mac")
611    call append("$", "antialias\tuse smooth, antialiased fonts")
612    call <SID>BinOptionG("anti", &anti)
613  endif
614  call append("$", "guioptions\tlist of flags that specify how the GUI works")
615  call <SID>OptionG("go", &go)
616  if has("gui_gtk")
617    call append("$", "toolbar\t\"icons\", \"text\" and/or \"tooltips\"; how to show the toolbar")
618    call <SID>OptionG("tb", &tb)
619    if has("gui_gtk2")
620      call append("$", "toolbariconsize\tsize of toolbar icons")
621      call <SID>OptionG("tbis", &tbis)
622    endif
623    call append("$", "guiheadroom\troom (in pixels) left above/below the window")
624    call append("$", " \tset ghr=" . &ghr)
625  endif
626  if has("directx")
627    call append("$", "renderoptions\toptions for text rendering")
628    call <SID>OptionG("rop", &rop)
629  endif
630  call append("$", "guipty\tuse a pseudo-tty for I/O to external commands")
631  call <SID>BinOptionG("guipty", &guipty)
632  if has("browse")
633    call append("$", "browsedir\t\"last\", \"buffer\" or \"current\": which directory used for the file browser")
634    call <SID>OptionG("bsdir", &bsdir)
635  endif
636  if has("multi_lang")
637    call append("$", "langmenu\tlanguage to be used for the menus")
638    call <SID>OptionG("langmenu", &lm)
639  endif
640  call append("$", "menuitems\tmaximum number of items in one menu")
641  call append("$", " \tset mis=" . &mis)
642  if has("winaltkeys")
643    call append("$", "winaltkeys\t\"no\", \"yes\" or \"menu\"; how to use the ALT key")
644    call <SID>OptionG("wak", &wak)
645  endif
646  call append("$", "linespace\tnumber of pixel lines to use between characters")
647  call append("$", " \tset lsp=" . &lsp)
648  if has("balloon_eval") || has("balloon_eval_term")
649    call append("$", "balloondelay\tdelay in milliseconds before a balloon may pop up")
650    call append("$", " \tset bdlay=" . &bdlay)
651    if has("balloon_eval")
652      call append("$", "ballooneval\tuse balloon evaluation in the GUI")
653      call <SID>BinOptionG("beval", &beval)
654    endif
655    if has("balloon_eval_term")
656      call append("$", "balloonevalterm\tuse balloon evaluation in the terminal")
657      call <SID>BinOptionG("bevalterm", &beval)
658    endif
659    if has("eval")
660      call append("$", "balloonexpr\texpression to show in balloon eval")
661      call append("$", " \tset bexpr=" . &bexpr)
662    endif
663  endif
664  if exists("+macatsui")
665    call append("$", "macatsui\tuse ATSUI text drawing; disable to avoid display problems")
666    call <SID>OptionG("macatsui", &macatsui)
667  endif
668endif
669
670if has("printer")
671  call <SID>Header("printing")
672  call append("$", "printoptions\tlist of items that control the format of :hardcopy output")
673  call <SID>OptionG("popt", &popt)
674  call append("$", "printdevice\tname of the printer to be used for :hardcopy")
675  call <SID>OptionG("pdev", &pdev)
676  if has("postscript")
677    call append("$", "printexpr\texpression used to print the PostScript file for :hardcopy")
678    call <SID>OptionG("pexpr", &pexpr)
679  endif
680  call append("$", "printfont\tname of the font to be used for :hardcopy")
681  call <SID>OptionG("pfn", &pfn)
682  call append("$", "printheader\tformat of the header used for :hardcopy")
683  call <SID>OptionG("pheader", &pheader)
684  if has("postscript")
685    call append("$", "printencoding\tencoding used to print the PostScript file for :hardcopy")
686    call <SID>OptionG("penc", &penc)
687  endif
688  call append("$", "printmbcharset\tthe CJK character set to be used for CJK output from :hardcopy")
689  call <SID>OptionG("pmbcs", &pmbcs)
690  call append("$", "printmbfont\tlist of font names to be used for CJK output from :hardcopy")
691  call <SID>OptionG("pmbfn", &pmbfn)
692endif
693
694call <SID>Header("messages and info")
695call append("$", "terse\tadd 's' flag in 'shortmess' (don't show search message)")
696call <SID>BinOptionG("terse", &terse)
697call append("$", "shortmess\tlist of flags to make messages shorter")
698call <SID>OptionG("shm", &shm)
699call append("$", "showcmd\tshow (partial) command keys in the status line")
700let &sc = s:old_sc
701call <SID>BinOptionG("sc", &sc)
702set nosc
703call append("$", "showmode\tdisplay the current mode in the status line")
704call <SID>BinOptionG("smd", &smd)
705call append("$", "ruler\tshow cursor position below each window")
706let &ru = s:old_ru
707call <SID>BinOptionG("ru", &ru)
708set noru
709if has("statusline")
710  call append("$", "rulerformat\talternate format to be used for the ruler")
711  call <SID>OptionG("ruf", &ruf)
712endif
713call append("$", "report\tthreshold for reporting number of changed lines")
714call append("$", " \tset report=" . &report)
715call append("$", "verbose\tthe higher the more messages are given")
716call append("$", " \tset vbs=" . &vbs)
717call append("$", "verbosefile\tfile to write messages in")
718call <SID>OptionG("vfile", &vfile)
719call append("$", "more\tpause listings when the screen is full")
720call <SID>BinOptionG("more", &more)
721if has("dialog_con") || has("dialog_gui")
722  call append("$", "confirm\tstart a dialog when a command fails")
723  call <SID>BinOptionG("cf", &cf)
724endif
725call append("$", "errorbells\tring the bell for error messages")
726call <SID>BinOptionG("eb", &eb)
727call append("$", "visualbell\tuse a visual bell instead of beeping")
728call <SID>BinOptionG("vb", &vb)
729call append("$", "belloff\tdo not ring the bell for these reasons")
730call <SID>OptionG("belloff", &belloff)
731if has("multi_lang")
732  call append("$", "helplang\tlist of preferred languages for finding help")
733  call <SID>OptionG("hlg", &hlg)
734endif
735
736
737call <SID>Header("selecting text")
738call append("$", "selection\t\"old\", \"inclusive\" or \"exclusive\"; how selecting text behaves")
739call <SID>OptionG("sel", &sel)
740call append("$", "selectmode\t\"mouse\", \"key\" and/or \"cmd\"; when to start Select mode")
741call append("$", "\tinstead of Visual mode")
742call <SID>OptionG("slm", &slm)
743if has("clipboard")
744  call append("$", "clipboard\t\"unnamed\" to use the * register like unnamed register")
745  call append("$", "\t\"autoselect\" to always put selected text on the clipboard")
746  call <SID>OptionG("cb", &cb)
747endif
748call append("$", "keymodel\t\"startsel\" and/or \"stopsel\"; what special keys can do")
749call <SID>OptionG("km", &km)
750
751
752call <SID>Header("editing text")
753call append("$", "undolevels\tmaximum number of changes that can be undone")
754call append("$", "\t(global or local to buffer)")
755call append("$", " \tset ul=" . s:old_ul)
756call append("$", "undofile\tautomatically save and restore undo history")
757call <SID>BinOptionG("udf", &udf)
758call append("$", "undodir\tlist of directories for undo files")
759call <SID>OptionG("udir", &udir)
760call append("$", "undoreload\tmaximum number lines to save for undo on a buffer reload")
761call append("$", " \tset ur=" . &ur)
762call append("$", "modified\tchanges have been made and not written to a file")
763call append("$", "\t(local to buffer)")
764call <SID>BinOptionL("mod")
765call append("$", "readonly\tbuffer is not to be written")
766call append("$", "\t(local to buffer)")
767call <SID>BinOptionL("ro")
768call append("$", "modifiable\tchanges to the text are not possible")
769call append("$", "\t(local to buffer)")
770call <SID>BinOptionL("ma")
771call append("$", "textwidth\tline length above which to break a line")
772call append("$", "\t(local to buffer)")
773call <SID>OptionL("tw")
774call append("$", "wrapmargin\tmargin from the right in which to break a line")
775call append("$", "\t(local to buffer)")
776call <SID>OptionL("wm")
777call append("$", "backspace\tspecifies what <BS>, CTRL-W, etc. can do in Insert mode")
778call append("$", " \tset bs=" . &bs)
779call append("$", "comments\tdefinition of what comment lines look like")
780call append("$", "\t(local to buffer)")
781call <SID>OptionL("com")
782call append("$", "formatoptions\tlist of flags that tell how automatic formatting works")
783call append("$", "\t(local to buffer)")
784call <SID>OptionL("fo")
785call append("$", "formatlistpat\tpattern to recognize a numbered list")
786call append("$", "\t(local to buffer)")
787call <SID>OptionL("flp")
788if has("eval")
789  call append("$", "formatexpr\texpression used for \"gq\" to format lines")
790  call append("$", "\t(local to buffer)")
791  call <SID>OptionL("fex")
792endif
793if has("insert_expand")
794  call append("$", "complete\tspecifies how Insert mode completion works for CTRL-N and CTRL-P")
795  call append("$", "\t(local to buffer)")
796  call <SID>OptionL("cpt")
797  call append("$", "completeopt\twhether to use a popup menu for Insert mode completion")
798  call <SID>OptionG("cot", &cot)
799  call append("$", "pumheight\tmaximum height of the popup menu")
800  call <SID>OptionG("ph", &ph)
801  call append("$", "pumwidth\tminimum width of the popup menu")
802  call <SID>OptionG("pw", &pw)
803  call append("$", "completefunc\tuser defined function for Insert mode completion")
804  call append("$", "\t(local to buffer)")
805  call <SID>OptionL("cfu")
806  call append("$", "omnifunc\tfunction for filetype-specific Insert mode completion")
807  call append("$", "\t(local to buffer)")
808  call <SID>OptionL("ofu")
809  call append("$", "dictionary\tlist of dictionary files for keyword completion")
810  call append("$", "\t(global or local to buffer)")
811  call <SID>OptionG("dict", &dict)
812  call append("$", "thesaurus\tlist of thesaurus files for keyword completion")
813  call append("$", "\t(global or local to buffer)")
814  call <SID>OptionG("tsr", &tsr)
815endif
816call append("$", "infercase\tadjust case of a keyword completion match")
817call append("$", "\t(local to buffer)")
818call <SID>BinOptionL("inf")
819if has("digraphs")
820  call append("$", "digraph\tenable entering digraphs with c1 <BS> c2")
821  call <SID>BinOptionG("dg", &dg)
822endif
823call append("$", "tildeop\tthe \"~\" command behaves like an operator")
824call <SID>BinOptionG("top", &top)
825call append("$", "operatorfunc\tfunction called for the\"g@\"  operator")
826call <SID>OptionG("opfunc", &opfunc)
827call append("$", "showmatch\twhen inserting a bracket, briefly jump to its match")
828call <SID>BinOptionG("sm", &sm)
829call append("$", "matchtime\ttenth of a second to show a match for 'showmatch'")
830call append("$", " \tset mat=" . &mat)
831call append("$", "matchpairs\tlist of pairs that match for the \"%\" command")
832call append("$", "\t(local to buffer)")
833call <SID>OptionL("mps")
834call append("$", "joinspaces\tuse two spaces after '.' when joining a line")
835call <SID>BinOptionG("js", &js)
836call append("$", "nrformats\t\"alpha\", \"octal\" and/or \"hex\"; number formats recognized for")
837call append("$", "\tCTRL-A and CTRL-X commands")
838call append("$", "\t(local to buffer)")
839call <SID>OptionL("nf")
840
841
842call <SID>Header("tabs and indenting")
843call append("$", "tabstop\tnumber of spaces a <Tab> in the text stands for")
844call append("$", "\t(local to buffer)")
845call <SID>OptionL("ts")
846call append("$", "shiftwidth\tnumber of spaces used for each step of (auto)indent")
847call append("$", "\t(local to buffer)")
848call <SID>OptionL("sw")
849if has("vartabs")
850  call append("$", "vartabstop\tlist of number of spaces a tab counts for")
851  call append("$", "\t(local to buffer)")
852  call <SID>OptionL("vts")
853  call append("$", "varsofttabstop\tlist of number of spaces a soft tabsstop counts for")
854  call append("$", "\t(local to buffer)")
855  call <SID>OptionL("vsts")
856endif
857call append("$", "smarttab\ta <Tab> in an indent inserts 'shiftwidth' spaces")
858call <SID>BinOptionG("sta", &sta)
859call append("$", "softtabstop\tif non-zero, number of spaces to insert for a <Tab>")
860call append("$", "\t(local to buffer)")
861call <SID>OptionL("sts")
862call append("$", "shiftround\tround to 'shiftwidth' for \"<<\" and \">>\"")
863call <SID>BinOptionG("sr", &sr)
864call append("$", "expandtab\texpand <Tab> to spaces in Insert mode")
865call append("$", "\t(local to buffer)")
866call <SID>BinOptionL("et")
867call append("$", "autoindent\tautomatically set the indent of a new line")
868call append("$", "\t(local to buffer)")
869call <SID>BinOptionL("ai")
870if has("smartindent")
871  call append("$", "smartindent\tdo clever autoindenting")
872  call append("$", "\t(local to buffer)")
873  call <SID>BinOptionL("si")
874endif
875if has("cindent")
876  call append("$", "cindent\tenable specific indenting for C code")
877  call append("$", "\t(local to buffer)")
878  call <SID>BinOptionL("cin")
879  call append("$", "cinoptions\toptions for C-indenting")
880  call append("$", "\t(local to buffer)")
881  call <SID>OptionL("cino")
882  call append("$", "cinkeys\tkeys that trigger C-indenting in Insert mode")
883  call append("$", "\t(local to buffer)")
884  call <SID>OptionL("cink")
885  call append("$", "cinwords\tlist of words that cause more C-indent")
886  call append("$", "\t(local to buffer)")
887  call <SID>OptionL("cinw")
888  call append("$", "indentexpr\texpression used to obtain the indent of a line")
889  call append("$", "\t(local to buffer)")
890  call <SID>OptionL("inde")
891  call append("$", "indentkeys\tkeys that trigger indenting with 'indentexpr' in Insert mode")
892  call append("$", "\t(local to buffer)")
893  call <SID>OptionL("indk")
894endif
895call append("$", "copyindent\tcopy whitespace for indenting from previous line")
896call append("$", "\t(local to buffer)")
897call <SID>BinOptionL("ci")
898call append("$", "preserveindent\tpreserve kind of whitespace when changing indent")
899call append("$", "\t(local to buffer)")
900call <SID>BinOptionL("pi")
901if has("lispindent")
902  call append("$", "lisp\tenable lisp mode")
903  call append("$", "\t(local to buffer)")
904  call <SID>BinOptionL("lisp")
905  call append("$", "lispwords\twords that change how lisp indenting works")
906  call <SID>OptionL("lw")
907endif
908
909
910if has("folding")
911  call <SID>Header("folding")
912  call append("$", "foldenable\tset to display all folds open")
913  call append("$", "\t(local to window)")
914  call <SID>BinOptionL("fen")
915  call append("$", "foldlevel\tfolds with a level higher than this number will be closed")
916  call append("$", "\t(local to window)")
917  call <SID>OptionL("fdl")
918  call append("$", "foldlevelstart\tvalue for 'foldlevel' when starting to edit a file")
919  call append("$", " \tset fdls=" . &fdls)
920  call append("$", "foldcolumn\twidth of the column used to indicate folds")
921  call append("$", "\t(local to window)")
922  call <SID>OptionL("fdc")
923  call append("$", "foldtext\texpression used to display the text of a closed fold")
924  call append("$", "\t(local to window)")
925  call <SID>OptionL("fdt")
926  call append("$", "foldclose\tset to \"all\" to close a fold when the cursor leaves it")
927  call <SID>OptionG("fcl", &fcl)
928  call append("$", "foldopen\tspecifies for which commands a fold will be opened")
929  call <SID>OptionG("fdo", &fdo)
930  call append("$", "foldminlines\tminimum number of screen lines for a fold to be closed")
931  call append("$", "\t(local to window)")
932  call <SID>OptionL("fml")
933  call append("$", "commentstring\ttemplate for comments; used to put the marker in")
934  call <SID>OptionL("cms")
935  call append("$", "foldmethod\tfolding type: \"manual\", \"indent\", \"expr\", \"marker\" or \"syntax\"")
936  call append("$", "\t(local to window)")
937  call <SID>OptionL("fdm")
938  call append("$", "foldexpr\texpression used when 'foldmethod' is \"expr\"")
939  call append("$", "\t(local to window)")
940  call <SID>OptionL("fde")
941  call append("$", "foldignore\tused to ignore lines when 'foldmethod' is \"indent\"")
942  call append("$", "\t(local to window)")
943  call <SID>OptionL("fdi")
944  call append("$", "foldmarker\tmarkers used when 'foldmethod' is \"marker\"")
945  call append("$", "\t(local to window)")
946  call <SID>OptionL("fmr")
947  call append("$", "foldnestmax\tmaximum fold depth for when 'foldmethod' is \"indent\" or \"syntax\"")
948  call append("$", "\t(local to window)")
949  call <SID>OptionL("fdn")
950endif
951
952
953if has("diff")
954  call <SID>Header("diff mode")
955  call append("$", "diff\tuse diff mode for the current window")
956  call append("$", "\t(local to window)")
957  call <SID>BinOptionL("diff")
958  call append("$", "diffopt\toptions for using diff mode")
959  call <SID>OptionG("dip", &dip)
960  call append("$", "diffexpr\texpression used to obtain a diff file")
961  call <SID>OptionG("dex", &dex)
962  call append("$", "patchexpr\texpression used to patch a file")
963  call <SID>OptionG("pex", &pex)
964endif
965
966
967call <SID>Header("mapping")
968call append("$", "maxmapdepth\tmaximum depth of mapping")
969call append("$", " \tset mmd=" . &mmd)
970call append("$", "remap\trecognize mappings in mapped keys")
971call <SID>BinOptionG("remap", &remap)
972call append("$", "timeout\tallow timing out halfway into a mapping")
973call <SID>BinOptionG("to", &to)
974call append("$", "ttimeout\tallow timing out halfway into a key code")
975call <SID>BinOptionG("ttimeout", &ttimeout)
976call append("$", "timeoutlen\ttime in msec for 'timeout'")
977call append("$", " \tset tm=" . &tm)
978call append("$", "ttimeoutlen\ttime in msec for 'ttimeout'")
979call append("$", " \tset ttm=" . &ttm)
980
981
982call <SID>Header("reading and writing files")
983call append("$", "modeline\tenable using settings from modelines when reading a file")
984call append("$", "\t(local to buffer)")
985call <SID>BinOptionL("ml")
986call append("$", "modelines\tnumber of lines to check for modelines")
987call append("$", " \tset mls=" . &mls)
988call append("$", "binary\tbinary file editing")
989call append("$", "\t(local to buffer)")
990call <SID>BinOptionL("bin")
991call append("$", "endofline\tlast line in the file has an end-of-line")
992call append("$", "\t(local to buffer)")
993call <SID>BinOptionL("eol")
994call append("$", "fixendofline\tfixes missing end-of-line at end of text file")
995call append("$", "\t(local to buffer)")
996call <SID>BinOptionL("fixeol")
997call append("$", "bomb\tprepend a Byte Order Mark to the file")
998call append("$", "\t(local to buffer)")
999call <SID>BinOptionL("bomb")
1000call append("$", "fileformat\tend-of-line format: \"dos\", \"unix\" or \"mac\"")
1001call append("$", "\t(local to buffer)")
1002call <SID>OptionL("ff")
1003call append("$", "fileformats\tlist of file formats to look for when editing a file")
1004call <SID>OptionG("ffs", &ffs)
1005call append("$", "textmode\tobsolete, use 'fileformat'")
1006call append("$", "\t(local to buffer)")
1007call <SID>BinOptionL("tx")
1008call append("$", "textauto\tobsolete, use 'fileformats'")
1009call <SID>BinOptionG("ta", &ta)
1010call append("$", "write\twriting files is allowed")
1011call <SID>BinOptionG("write", &write)
1012call append("$", "writebackup\twrite a backup file before overwriting a file")
1013call <SID>BinOptionG("wb", &wb)
1014call append("$", "backup\tkeep a backup after overwriting a file")
1015call <SID>BinOptionG("bk", &bk)
1016call append("$", "backupskip\tpatterns that specify for which files a backup is not made")
1017call append("$", " \tset bsk=" . &bsk)
1018call append("$", "backupcopy\twhether to make the backup as a copy or rename the existing file")
1019call append("$", "\t(global or local to buffer)")
1020call append("$", " \tset bkc=" . &bkc)
1021call append("$", "backupdir\tlist of directories to put backup files in")
1022call <SID>OptionG("bdir", &bdir)
1023call append("$", "backupext\tfile name extension for the backup file")
1024call <SID>OptionG("bex", &bex)
1025call append("$", "autowrite\tautomatically write a file when leaving a modified buffer")
1026call <SID>BinOptionG("aw", &aw)
1027call append("$", "autowriteall\tas 'autowrite', but works with more commands")
1028call <SID>BinOptionG("awa", &awa)
1029call append("$", "writeany\talways write without asking for confirmation")
1030call <SID>BinOptionG("wa", &wa)
1031call append("$", "autoread\tautomatically read a file when it was modified outside of Vim")
1032call append("$", "\t(global or local to buffer)")
1033call <SID>BinOptionG("ar", &ar)
1034call append("$", "patchmode\tkeep oldest version of a file; specifies file name extension")
1035call <SID>OptionG("pm", &pm)
1036call append("$", "fsync\tforcibly sync the file to disk after writing it")
1037call <SID>BinOptionG("fs", &fs)
1038call append("$", "shortname\tuse 8.3 file names")
1039call append("$", "\t(local to buffer)")
1040call <SID>BinOptionL("sn")
1041call append("$", "cryptmethod\tencryption method for file writing: zip or blowfish")
1042call append("$", "\t(local to buffer)")
1043call <SID>OptionL("cm")
1044
1045
1046call <SID>Header("the swap file")
1047call append("$", "directory\tlist of directories for the swap file")
1048call <SID>OptionG("dir", &dir)
1049call append("$", "swapfile\tuse a swap file for this buffer")
1050call append("$", "\t(local to buffer)")
1051call <SID>BinOptionL("swf")
1052call append("$", "swapsync\t\"sync\", \"fsync\" or empty; how to flush a swap file to disk")
1053call <SID>OptionG("sws", &sws)
1054call append("$", "updatecount\tnumber of characters typed to cause a swap file update")
1055call append("$", " \tset uc=" . &uc)
1056call append("$", "updatetime\ttime in msec after which the swap file will be updated")
1057call append("$", " \tset ut=" . &ut)
1058call append("$", "maxmem\tmaximum amount of memory in Kbyte used for one buffer")
1059call append("$", " \tset mm=" . &mm)
1060call append("$", "maxmemtot\tmaximum amount of memory in Kbyte used for all buffers")
1061call append("$", " \tset mmt=" . &mmt)
1062
1063
1064call <SID>Header("command line editing")
1065call append("$", "history\thow many command lines are remembered ")
1066call append("$", " \tset hi=" . &hi)
1067call append("$", "wildchar\tkey that triggers command-line expansion")
1068call append("$", " \tset wc=" . &wc)
1069call append("$", "wildcharm\tlike 'wildchar' but can also be used in a mapping")
1070call append("$", " \tset wcm=" . &wcm)
1071call append("$", "wildmode\tspecifies how command line completion works")
1072call <SID>OptionG("wim", &wim)
1073if has("wildoptions")
1074  call append("$", "wildoptions\tempty or \"tagfile\" to list file name of matching tags")
1075  call <SID>OptionG("wop", &wop)
1076endif
1077call append("$", "suffixes\tlist of file name extensions that have a lower priority")
1078call <SID>OptionG("su", &su)
1079if has("file_in_path")
1080  call append("$", "suffixesadd\tlist of file name extensions added when searching for a file")
1081  call append("$", "\t(local to buffer)")
1082  call <SID>OptionL("sua")
1083endif
1084if has("wildignore")
1085  call append("$", "wildignore\tlist of patterns to ignore files for file name completion")
1086  call <SID>OptionG("wig", &wig)
1087endif
1088call append("$", "fileignorecase\tignore case when using file names")
1089call <SID>BinOptionG("fic", &fic)
1090call append("$", "wildignorecase\tignore case when completing file names")
1091call <SID>BinOptionG("wic", &wic)
1092if has("wildmenu")
1093  call append("$", "wildmenu\tcommand-line completion shows a list of matches")
1094  call <SID>BinOptionG("wmnu", &wmnu)
1095endif
1096call append("$", "cedit\tkey used to open the command-line window")
1097call <SID>OptionG("cedit", &cedit)
1098call append("$", "cmdwinheight\theight of the command-line window")
1099call <SID>OptionG("cwh", &cwh)
1100
1101
1102call <SID>Header("executing external commands")
1103call append("$", "shell\tname of the shell program used for external commands")
1104call <SID>OptionG("sh", &sh)
1105if has("amiga")
1106  call append("$", "shelltype\twhen to use the shell or directly execute a command")
1107  call append("$", " \tset st=" . &st)
1108endif
1109call append("$", "shellquote\tcharacter(s) to enclose a shell command in")
1110call <SID>OptionG("shq", &shq)
1111call append("$", "shellxquote\tlike 'shellquote' but include the redirection")
1112call <SID>OptionG("sxq", &sxq)
1113call append("$", "shellxescape\tcharacters to escape when 'shellxquote' is (")
1114call <SID>OptionG("sxe", &sxe)
1115call append("$", "shellcmdflag\targument for 'shell' to execute a command")
1116call <SID>OptionG("shcf", &shcf)
1117call append("$", "shellredir\tused to redirect command output to a file")
1118call <SID>OptionG("srr", &srr)
1119call append("$", "shelltemp\tuse a temp file for shell commands instead of using a pipe")
1120call <SID>BinOptionG("stmp", &stmp)
1121call append("$", "equalprg\tprogram used for \"=\" command")
1122call append("$", "\t(global or local to buffer)")
1123call <SID>OptionG("ep", &ep)
1124call append("$", "formatprg\tprogram used to format lines with \"gq\" command")
1125call <SID>OptionG("fp", &fp)
1126call append("$", "keywordprg\tprogram used for the \"K\" command")
1127call <SID>OptionG("kp", &kp)
1128call append("$", "warn\twarn when using a shell command and a buffer has changes")
1129call <SID>BinOptionG("warn", &warn)
1130
1131
1132if has("quickfix")
1133  call <SID>Header("running make and jumping to errors")
1134  call append("$", "errorfile\tname of the file that contains error messages")
1135  call <SID>OptionG("ef", &ef)
1136  call append("$", "errorformat\tlist of formats for error messages")
1137  call append("$", "\t(global or local to buffer)")
1138  call <SID>OptionG("efm", &efm)
1139  call append("$", "makeprg\tprogram used for the \":make\" command")
1140  call append("$", "\t(global or local to buffer)")
1141  call <SID>OptionG("mp", &mp)
1142  call append("$", "shellpipe\tstring used to put the output of \":make\" in the error file")
1143  call <SID>OptionG("sp", &sp)
1144  call append("$", "makeef\tname of the errorfile for the 'makeprg' command")
1145  call <SID>OptionG("mef", &mef)
1146  call append("$", "grepprg\tprogram used for the \":grep\" command")
1147  call append("$", "\t(global or local to buffer)")
1148  call <SID>OptionG("gp", &gp)
1149  call append("$", "grepformat\tlist of formats for output of 'grepprg'")
1150  call <SID>OptionG("gfm", &gfm)
1151  call append("$", "makeencoding\tencoding of the \":make\" and \":grep\" output")
1152  call append("$", "\t(global or local to buffer)")
1153  call <SID>OptionG("menc", &menc)
1154endif
1155
1156
1157if has("win32") || has("osfiletype")
1158  call <SID>Header("system specific")
1159  if has("osfiletype")
1160    call append("$", "osfiletype\tOS-specific information about the type of file")
1161    call append("$", "\t(local to buffer)")
1162    call <SID>OptionL("oft")
1163  endif
1164  if has("win32")
1165    call append("$", "shellslash\tuse forward slashes in file names; for Unix-like shells")
1166    call <SID>BinOptionG("ssl", &ssl)
1167  endif
1168endif
1169
1170
1171call <SID>Header("language specific")
1172call append("$", "isfname\tspecifies the characters in a file name")
1173call <SID>OptionG("isf", &isf)
1174call append("$", "isident\tspecifies the characters in an identifier")
1175call <SID>OptionG("isi", &isi)
1176call append("$", "iskeyword\tspecifies the characters in a keyword")
1177call append("$", "\t(local to buffer)")
1178call <SID>OptionL("isk")
1179call append("$", "isprint\tspecifies printable characters")
1180call <SID>OptionG("isp", &isp)
1181if has("textobjects")
1182  call append("$", "quoteescape\tspecifies escape characters in a string")
1183  call append("$", "\t(local to buffer)")
1184  call <SID>OptionL("qe")
1185endif
1186if has("rightleft")
1187  call append("$", "rightleft\tdisplay the buffer right-to-left")
1188  call append("$", "\t(local to window)")
1189  call <SID>BinOptionL("rl")
1190  call append("$", "rightleftcmd\twhen to edit the command-line right-to-left")
1191  call append("$", "\t(local to window)")
1192  call <SID>OptionL("rlc")
1193  call append("$", "revins\tinsert characters backwards")
1194  call <SID>BinOptionG("ri", &ri)
1195  call append("$", "allowrevins\tallow CTRL-_ in Insert and Command-line mode to toggle 'revins'")
1196  call <SID>BinOptionG("ari", &ari)
1197  call append("$", "aleph\tthe ASCII code for the first letter of the Hebrew alphabet")
1198  call append("$", " \tset al=" . &al)
1199  call append("$", "hkmap\tuse Hebrew keyboard mapping")
1200  call <SID>BinOptionG("hk", &hk)
1201  call append("$", "hkmapp\tuse phonetic Hebrew keyboard mapping")
1202  call <SID>BinOptionG("hkp", &hkp)
1203endif
1204if has("farsi")
1205  call append("$", "altkeymap\tuse Farsi as the second language when 'revins' is set")
1206  call <SID>BinOptionG("akm", &akm)
1207  call append("$", "fkmap\tuse Farsi keyboard mapping")
1208  call <SID>BinOptionG("fk", &fk)
1209endif
1210if has("arabic")
1211  call append("$", "arabic\tprepare for editing Arabic text")
1212  call append("$", "\t(local to window)")
1213  call <SID>BinOptionL("arab")
1214  call append("$", "arabicshape\tperform shaping of Arabic characters")
1215  call <SID>BinOptionG("arshape", &arshape)
1216  call append("$", "termbidi\tterminal will perform bidi handling")
1217  call <SID>BinOptionG("tbidi", &tbidi)
1218endif
1219if has("keymap")
1220  call append("$", "keymap\tname of a keyboard mapping")
1221  call <SID>OptionL("kmp")
1222endif
1223if has("langmap")
1224  call append("$", "langmap\tlist of characters that are translated in Normal mode")
1225  call <SID>OptionG("lmap", &lmap)
1226  call append("$", "langremap\tapply 'langmap' to mapped characters")
1227  call <SID>BinOptionG("lrm", &lrm)
1228endif
1229if has("xim")
1230  call append("$", "imdisable\twhen set never use IM; overrules following IM options")
1231  call <SID>BinOptionG("imd", &imd)
1232endif
1233call append("$", "iminsert\tin Insert mode: 1: use :lmap; 2: use IM; 0: neither")
1234call append("$", "\t(local to window)")
1235call <SID>OptionL("imi")
1236call append("$", "imstyle\tinput method style, 0: on-the-spot, 1: over-the-spot")
1237call <SID>OptionG("imst", &imst)
1238call append("$", "imsearch\tentering a search pattern: 1: use :lmap; 2: use IM; 0: neither")
1239call append("$", "\t(local to window)")
1240call <SID>OptionL("ims")
1241if has("xim")
1242  call append("$", "imcmdline\twhen set always use IM when starting to edit a command line")
1243  call <SID>BinOptionG("imc", &imc)
1244  call append("$", "imstatusfunc\tfunction to obtain IME status")
1245  call <SID>OptionG("imsf", &imsf)
1246  call append("$", "imactivatefunc\tfunction to enable/disable IME")
1247  call <SID>OptionG("imaf", &imaf)
1248endif
1249
1250
1251call <SID>Header("multi-byte characters")
1252call append("$", "encoding\tcharacter encoding used in Vim: \"latin1\", \"utf-8\"")
1253call append("$", "\t\"euc-jp\", \"big5\", etc.")
1254call <SID>OptionG("enc", &enc)
1255call append("$", "fileencoding\tcharacter encoding for the current file")
1256call append("$", "\t(local to buffer)")
1257call <SID>OptionL("fenc")
1258call append("$", "fileencodings\tautomatically detected character encodings")
1259call <SID>OptionG("fencs", &fencs)
1260call append("$", "termencoding\tcharacter encoding used by the terminal")
1261call <SID>OptionG("tenc", &tenc)
1262call append("$", "charconvert\texpression used for character encoding conversion")
1263call <SID>OptionG("ccv", &ccv)
1264call append("$", "delcombine\tdelete combining (composing) characters on their own")
1265call <SID>BinOptionG("deco", &deco)
1266call append("$", "maxcombine\tmaximum number of combining (composing) characters displayed")
1267call <SID>OptionG("mco", &mco)
1268if has("xim") && has("gui_gtk")
1269  call append("$", "imactivatekey\tkey that activates the X input method")
1270  call <SID>OptionG("imak", &imak)
1271endif
1272call append("$", "ambiwidth\twidth of ambiguous width characters")
1273call <SID>OptionG("ambw", &ambw)
1274call append("$", "emoji\temoji characters are full width")
1275call <SID>BinOptionG("emo", &emo)
1276
1277
1278call <SID>Header("various")
1279call append("$", "virtualedit\twhen to use virtual editing: \"block\", \"insert\" and/or \"all\"")
1280call <SID>OptionG("ve", &ve)
1281call append("$", "eventignore\tlist of autocommand events which are to be ignored")
1282call <SID>OptionG("ei", &ei)
1283call append("$", "loadplugins\tload plugin scripts when starting up")
1284call <SID>BinOptionG("lpl", &lpl)
1285call append("$", "exrc\tenable reading .vimrc/.exrc/.gvimrc in the current directory")
1286call <SID>BinOptionG("ex", &ex)
1287call append("$", "secure\tsafer working with script files in the current directory")
1288call <SID>BinOptionG("secure", &secure)
1289call append("$", "gdefault\tuse the 'g' flag for \":substitute\"")
1290call <SID>BinOptionG("gd", &gd)
1291call append("$", "edcompatible\t'g' and 'c' flags of \":substitute\" toggle")
1292call <SID>BinOptionG("ed", &ed)
1293if exists("+opendevice")
1294  call append("$", "opendevice\tallow reading/writing devices")
1295  call <SID>BinOptionG("odev", &odev)
1296endif
1297if exists("+maxfuncdepth")
1298  call append("$", "maxfuncdepth\tmaximum depth of function calls")
1299  call append("$", " \tset mfd=" . &mfd)
1300endif
1301if has("mksession")
1302  call append("$", "sessionoptions\tlist of words that specifies what to put in a session file")
1303  call <SID>OptionG("ssop", &ssop)
1304  call append("$", "viewoptions\tlist of words that specifies what to save for :mkview")
1305  call <SID>OptionG("vop", &vop)
1306  call append("$", "viewdir\tdirectory where to store files with :mkview")
1307  call <SID>OptionG("vdir", &vdir)
1308endif
1309if has("viminfo")
1310  call append("$", "viminfo\tlist that specifies what to write in the viminfo file")
1311  call <SID>OptionG("vi", &vi)
1312  call append("$", "viminfofile\tfile name used for the viminfo file")
1313  call <SID>OptionG("vif", &vif)
1314endif
1315if has("quickfix")
1316  call append("$", "bufhidden\twhat happens with a buffer when it's no longer in a window")
1317  call append("$", "\t(local to buffer)")
1318  call <SID>OptionL("bh")
1319  call append("$", "buftype\t\"\", \"nofile\", \"nowrite\" or \"quickfix\": type of buffer")
1320  call append("$", "\t(local to buffer)")
1321  call <SID>OptionL("bt")
1322endif
1323call append("$", "buflisted\twhether the buffer shows up in the buffer list")
1324call append("$", "\t(local to buffer)")
1325call <SID>BinOptionL("bl")
1326call append("$", "debug\tset to \"msg\" to see all error messages")
1327call append("$", " \tset debug=" . &debug)
1328if has("signs")
1329  call append("$", "signcolumn\twhether to show the signcolumn")
1330  call append("$", "\t(local to window)")
1331  call <SID>OptionL("scl")
1332endif
1333if has("mzscheme")
1334  call append("$", "mzquantum\tinterval in milliseconds between polls for MzScheme threads")
1335  call append("$", " \tset mzq=" . &mzq)
1336endif
1337if exists("&luadll")
1338  call append("$", "luadll\tname of the Lua dynamic library")
1339  call <SID>OptionG("luadll", &luadll)
1340endif
1341if exists("&perldll")
1342  call append("$", "perldll\tname of the Perl dynamic library")
1343  call <SID>OptionG("perldll", &perldll)
1344endif
1345if has('pythonx')
1346  call append("$", "pyxversion\twhether to use Python 2 or 3")
1347  call append("$", " \tset pyx=" . &wd)
1348endif
1349if exists("&pythondll")
1350  call append("$", "pythondll\tname of the Python 2 dynamic library")
1351  call <SID>OptionG("pythondll", &pythondll)
1352endif
1353if exists("&pythonhome")
1354  call append("$", "pythonhome\tname of the Python 2 home directory")
1355  call <SID>OptionG("pythonhome", &pythonhome)
1356endif
1357if exists("&pythonthreedll")
1358  call append("$", "pythonthreedll\tname of the Python 3 dynamic library")
1359  call <SID>OptionG("pythonthreedll", &pythonthreedll)
1360endif
1361if exists("&pythonthreehome")
1362  call append("$", "pythonthreehome\tname of the Python 3 home directory")
1363  call <SID>OptionG("pythonthreehome", &pythonthreehome)
1364endif
1365if exists("&rubydll")
1366  call append("$", "rubydll\tname of the Ruby dynamic library")
1367  call <SID>OptionG("rubydll", &rubydll)
1368endif
1369if exists("&tcldll")
1370  call append("$", "tcldll\tname of the Tcl dynamic library")
1371  call <SID>OptionG("tcldll", &tcldll)
1372endif
1373if exists("&mzschemedll")
1374  call append("$", "mzschemedll\tname of the Tcl dynamic library")
1375  call <SID>OptionG("mzschemedll", &mzschemedll)
1376  call append("$", "mzschemegcdll\tname of the Tcl GC dynamic library")
1377  call <SID>OptionG("mzschemegcdll", &mzschemegcdll)
1378endif
1379
1380set cpo&vim
1381
1382" go to first line
13831
1384
1385" reset 'modified', so that ":q" can be used to close the window
1386setlocal nomodified
1387
1388if has("syntax")
1389  " Use Vim highlighting, with some additional stuff
1390  setlocal ft=vim
1391  syn match optwinHeader "^ \=[0-9].*"
1392  syn match optwinName "^[a-z]*\t" nextgroup=optwinComment
1393  syn match optwinComment ".*" contained
1394  syn match optwinComment "^\t.*"
1395  if !exists("did_optwin_syntax_inits")
1396    let did_optwin_syntax_inits = 1
1397    hi link optwinHeader Title
1398    hi link optwinName Identifier
1399    hi link optwinComment Comment
1400  endif
1401endif
1402
1403" Install autocommands to enable mappings in option-window
1404noremap <silent> <buffer> <CR> <C-\><C-N>:call <SID>CR()<CR>
1405inoremap <silent> <buffer> <CR> <Esc>:call <SID>CR()<CR>
1406noremap <silent> <buffer> <Space> :call <SID>Space()<CR>
1407
1408" Make the buffer be deleted when the window is closed.
1409setlocal buftype=nofile bufhidden=delete noswapfile
1410
1411augroup optwin
1412  au! BufUnload,BufHidden option-window nested
1413	\ call <SID>unload() | delfun <SID>unload
1414augroup END
1415
1416fun! <SID>unload()
1417  delfun <SID>CR
1418  delfun <SID>Space
1419  delfun <SID>Find
1420  delfun <SID>Update
1421  delfun <SID>OptionL
1422  delfun <SID>OptionG
1423  delfun <SID>BinOptionL
1424  delfun <SID>BinOptionG
1425  delfun <SID>Header
1426  au! optwin
1427endfun
1428
1429" Restore the previous value of 'title' and 'icon'.
1430let &title = s:old_title
1431let &icon = s:old_icon
1432let &ru = s:old_ru
1433let &sc = s:old_sc
1434let &cpo = s:cpo_save
1435let &ul = s:old_ul
1436unlet s:old_title s:old_icon s:old_ru s:old_sc s:cpo_save s:idx s:lnum s:old_ul
1437
1438" vim: ts=8 sw=2 sts=2
1439