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-rwxr-xr-xvim/plugin/bufexplorer.vim1162
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-"==============================================================================
-" Copyright: Copyright (C) 2001-2010 Jeff Lanzarotta
-" Permission is hereby granted to use and distribute this code,
-" with or without modifications, provided that this copyright
-" notice is copied with it. Like anything else that's free,
-" bufexplorer.vim is provided *as is* and comes with no
-" warranty of any kind, either expressed or implied. In no
-" event will the copyright holder be liable for any damages
-" resulting from the use of this software.
-" Name Of File: bufexplorer.vim
-" Description: Buffer Explorer Vim Plugin
-" Maintainer: Jeff Lanzarotta (delux256-vim at yahoo dot com)
-" Last Changed: Friday, 22 October 2010
-" Version: See g:bufexplorer_version for version number.
-" Usage: This file should reside in the plugin directory and be
-" automatically sourced.
-"
-" You may use the default keymappings of
-"
-" <Leader>be - Opens BE.
-" <Leader>bs - Opens horizontally window BE.
-" <Leader>bv - Opens vertically window BE.
-"
-" Or you can use
-"
-" ":BufExplorer" - Opens BE.
-" ":BufExplorerHorizontalSplit" - Opens horizontally window BE.
-" ":BufExplorerVerticalSplit" - Opens vertically window BE.
-"
-" For more help see supplied documentation.
-" History: See supplied documentation.
-"==============================================================================
-
-" Exit quickly if already running or when 'compatible' is set. {{{1
-if exists("g:bufexplorer_version") || &cp
- finish
-endif
-"1}}}
-
-" Version number
-let g:bufexplorer_version = "7.2.8"
-
-" Check for Vim version 700 or greater {{{1
-if v:version < 700
- echo "Sorry, bufexplorer ".g:bufexplorer_version."\nONLY runs with Vim 7.0 and greater."
- finish
-endif
-
-" Public Interface {{{1
-if maparg("<Leader>be") =~ 'BufExplorer'
- nunmap <Leader>be
-endif
-
-if maparg("<Leader>bs") =~ 'BufExplorerHorizontalSplit'
- nunmap <Leader>bs
-endif
-
-if maparg("<Leader>bv") =~ 'BufExplorerVerticalSplit'
- nunmap <Leader>bv
-endif
-
-nmap <script> <silent> <unique> <Leader>be :BufExplorer<CR>
-nmap <script> <silent> <unique> <Leader>bs :BufExplorerHorizontalSplit<CR>
-nmap <script> <silent> <unique> <Leader>bv :BufExplorerVerticalSplit<CR>
-
-" Create commands {{{1
-command! BufExplorer :call StartBufExplorer(has ("gui") ? "drop" : "hide edit")
-command! BufExplorerHorizontalSplit :call BufExplorerHorizontalSplit()
-command! BufExplorerVerticalSplit :call BufExplorerVerticalSplit()
-
-" BESet {{{1
-function! s:BESet(var, default)
- if !exists(a:var)
- if type(a:default)
- exec "let" a:var "=" string(a:default)
- else
- exec "let" a:var "=" a:default
- endif
-
- return 1
- endif
-
- return 0
-endfunction
-
-" BEReset {{{1
-function! s:BEReset()
- " Build initial MRUList. This makes sure all the files specified on the
- " command line are picked up correctly.
- let s:MRUList = range(1, bufnr('$'))
-
- " Initialize one tab space array, ignore zero-based tabpagenr
- " since all tabpagenr's start at 1.
- " -1 signifies this is the first time we are referencing this
- " tabpagenr.
- let s:tabSpace = [ [-1], [-1] ]
-endfunction
-
-" Setup the autocommands that handle the MRUList and other stuff. {{{1
-" This is only done once when Vim starts up.
-augroup BufExplorerVimEnter
- autocmd!
- autocmd VimEnter * call s:BESetup()
-augroup END
-
-" BESetup {{{1
-function! s:BESetup()
- call s:BEReset()
-
- " Now that the MRUList is created, add the other autocmds.
- augroup BufExplorer
- " Deleting autocommands in case the script is reloaded
- autocmd!
- autocmd TabEnter * call s:BETabEnter()
- autocmd BufNew * call s:BEAddBuffer()
- autocmd BufEnter * call s:BEActivateBuffer()
-
- autocmd BufWipeOut * call s:BEDeactivateBuffer(1)
- autocmd BufDelete * call s:BEDeactivateBuffer(0)
-
- autocmd BufWinEnter \[BufExplorer\] call s:BEInitialize()
- autocmd BufWinLeave \[BufExplorer\] call s:BECleanup()
- autocmd SessionLoadPost * call s:BEReset()
- augroup END
-
- " Remove the VimEnter event as it is no longer needed
- augroup SelectBufVimEnter
- autocmd!
- augroup END
-endfunction
-
-" BETabEnter {{{1
-function! s:BETabEnter()
- " Make s:tabSpace 1-based
- if empty(s:tabSpace) || len(s:tabSpace) < (tabpagenr() + 1)
- call add(s:tabSpace, [-1])
- endif
-endfunction
-
-" BEAddBuffer {{{1
-function! s:BEAddBuffer()
- if !exists('s:raw_buffer_listing') || empty(s:raw_buffer_listing)
- silent let s:raw_buffer_listing = s:BEGetBufferInfo(0)
- else
- " We cannot use :buffers! or :ls! to gather information
- " about this buffer since it was only just added.
- " Any changes to the buffer (setlocal buftype, ...)
- " happens after this event fires.
- "
- " So we will indicate the :buffers! command must be re-run.
- " This should help with the performance of the plugin.
-
- " There are some checks which can be performed
- " before deciding to refresh the buffer list.
- let bufnr = expand('<abuf>') + 0
-
- if s:BEIgnoreBuffer(bufnr) == 1
- return
- else
- let s:refreshBufferList = 1
- endif
- endif
-
- call s:BEActivateBuffer()
-endfunction
-
-" ActivateBuffer {{{1
-function! s:BEActivateBuffer()
- let b = bufnr("%")
- let l = get(s:tabSpace, tabpagenr(), [])
-
- if s:BEIgnoreBuffer(b) == 1
- return
- endif
-
- if !empty(l) && l[0] == '-1'
- " The first time we add a tab Vim uses the current
- " buffer as it's starting page, even though we are about
- " to edit a new page (BufEnter triggers after), so
- " remove the -1 entry indicating we have covered this case.
- let l = []
- let s:tabSpace[tabpagenr()] = l
- elseif empty(l) || index(l, b) == -1
- " Add new buffer to this tab buffer list
- let l = add(l, b)
- let s:tabSpace[tabpagenr()] = l
-
- if g:bufExplorerOnlyOneTab == 1
- " If a buffer can only be available in 1 tab page
- " ensure this buffer is not present in any other tabs
- let tabidx = 1
- while tabidx < len(s:tabSpace)
- if tabidx != tabpagenr()
- let bufidx = index(s:tabSpace[tabidx], b)
- if bufidx != -1
- call remove(s:tabSpace[tabidx], bufidx)
- endif
- endif
- let tabidx = tabidx + 1
- endwhile
- endif
- endif
-
- call s:BEMRUPush(b)
-
- if exists('s:raw_buffer_listing') && !empty(s:raw_buffer_listing)
- " Check if the buffer exists, but was deleted previously
- " Careful use of ' and " so we do not have to escape all the \'s
- " Regex: ^\s*bu\>
- " ^ - Starting at the beginning of the string
- " \s* - optional whitespace
- " b - Vim's buffer number
- " u\> - the buffer must be unlisted
- let shortlist = filter(copy(s:raw_buffer_listing), "v:val.attributes =~ '".'^\s*'.b.'u\>'."'")
-
- if !empty(shortlist)
- " If it is unlisted (ie deleted), but now we editing it again
- " rebuild the buffer list.
- let s:refreshBufferList = 1
- endif
- endif
-endfunction
-
-" BEDeactivateBuffer {{{1
-function! s:BEDeactivateBuffer(remove)
- let _bufnr = str2nr(expand("<abuf>"))
-
- call s:BEMRUPop(_bufnr)
-
- if a:remove
- call s:BEDeleteBufferListing(_bufnr)
- else
- let s:refreshBufferList = 1
- endif
-endfunction
-
-" BEMRUPop {{{1
-function! s:BEMRUPop(buf)
- call filter(s:MRUList, 'v:val != '.a:buf)
-endfunction
-
-" BEMRUPush {{{1
-function! s:BEMRUPush(buf)
- if s:BEIgnoreBuffer(a:buf) == 1
- return
- endif
-
- " Remove the buffer number from the list if it already exists.
- call s:BEMRUPop(a:buf)
-
- " Add the buffer number to the head of the list.
- call insert(s:MRUList,a:buf)
-endfunction
-
-" BEInitialize {{{1
-function! s:BEInitialize()
- let s:_insertmode = &insertmode
- set noinsertmode
-
- let s:_showcmd = &showcmd
- set noshowcmd
-
- let s:_cpo = &cpo
- set cpo&vim
-
- let s:_report = &report
- let &report = 10000
-
- let s:_list = &list
- set nolist
-
- setlocal nonumber
- setlocal foldcolumn=0
- setlocal nofoldenable
- setlocal cursorline
- setlocal nospell
- setlocal nobuflisted
-
- let s:running = 1
-endfunction
-
-" BEIgnoreBuffer
-function! s:BEIgnoreBuffer(buf)
- " Check to see if this buffer should be ignore by BufExplorer.
-
- " Skip temporary buffers with buftype set.
- if empty(getbufvar(a:buf, "&buftype") == 0)
- return 1
- endif
-
- " Skip unlisted buffers.
- if buflisted(a:buf) == 0
- return 1
- endif
-
- " Skip buffers with no name.
- if empty(bufname(a:buf)) == 1
- return 1
- endif
-
- " Do not add the BufExplorer window to the list.
- if fnamemodify(bufname(a:buf), ":t") == s:name
- call s:BEError("The buffer name was [".s:name."] so it was skipped.")
- return 1
- endif
-
- if index(s:MRU_Exclude_List, bufname(a:buf)) >= 0
- return 1
- end
-
- return 0
-endfunction
-
-" BECleanup {{{1
-function! s:BECleanup()
- if exists("s:_insertmode")|let &insertmode = s:_insertmode|endif
- if exists("s:_showcmd") |let &showcmd = s:_showcmd |endif
- if exists("s:_cpo") |let &cpo = s:_cpo |endif
- if exists("s:_report") |let &report = s:_report |endif
- if exists("s:_list") |let &list = s:_list |endif
- let s:running = 0
- let s:splitMode = ""
-
- delmarks!
-endfunction
-
-" BufExplorerHorizontalSplit {{{1
-function! BufExplorerHorizontalSplit()
- let s:splitMode = "sp"
- exec "BufExplorer"
-endfunction
-
-" BufExplorerVerticalSplit {{{1
-function! BufExplorerVerticalSplit()
- let s:splitMode = "vsp"
- exec "BufExplorer"
-endfunction
-
-" StartBufExplorer {{{1
-function! StartBufExplorer(open)
- let name = s:name
-
- if !has("win32")
- " On non-Windows boxes, escape the name so that is shows up correctly.
- let name = escape(name, "[]")
- call s:BEError("Escaped")
- endif
-
- " Make sure there is only one explorer open at a time.
- if s:running == 1
- call s:BEError("WHAT THE 1")
- " Go to the open buffer.
- if has("gui")
- call s:BEError("WHAT THE 2")
- call s:BEError(name)
- exec "drop" name
- endif
-
- return
- endif
-
- " Add zero to ensure the variable is treated as a Number.
- let s:originBuffer = bufnr("%") + 0
-
- " Create or rebuild the raw buffer list if necessary.
- if !exists('s:raw_buffer_listing') ||
- \ empty(s:raw_buffer_listing) ||
- \ s:refreshBufferList == 1
- silent let s:raw_buffer_listing = s:BEGetBufferInfo(0)
- endif
-
- let copy = copy(s:raw_buffer_listing)
-
- if (g:bufExplorerShowUnlisted == 0)
- call filter(copy, 'v:val.attributes !~ "u"')
- endif
-
- " We may have to split the current window.
- if (s:splitMode != "")
- " Save off the original settings.
- let [_splitbelow, _splitright] = [&splitbelow, &splitright]
-
- " Set the setting to ours.
- let [&splitbelow, &splitright] = [g:bufExplorerSplitBelow, g:bufExplorerSplitRight]
-
- " Do it.
- exe 'keepalt '.s:splitMode
-
- " Restore the original settings.
- let [&splitbelow, &splitright] = [_splitbelow, _splitright]
- endif
-
- if !exists("b:displayMode") || b:displayMode != "winmanager"
- " Do not use keepalt when opening bufexplorer to allow the buffer that we are
- " leaving to become the new alternate buffer
- exec "silent keepjumps ".a:open." ".name
- endif
-
- call s:BEDisplayBufferList()
-endfunction
-
-" BEDisplayBufferList {{{1
-function! s:BEDisplayBufferList()
- " Do not set bufhidden since it wipes out
- " the data if we switch away from the buffer
- " using CTRL-^
- setlocal buftype=nofile
- setlocal modifiable
- setlocal noswapfile
- setlocal nowrap
-
- " Delete all previous lines to the black hole register
- call cursor(1,1)
- exec 'silent! normal! "_dG'
-
- call s:BESetupSyntax()
- call s:BEMapKeys()
- call setline(1, s:BECreateHelp())
- call s:BEBuildBufferList()
- call cursor(s:firstBufferLine, 1)
-
- if !g:bufExplorerResize
- normal! zz
- endif
-
- setlocal nomodifiable
-endfunction
-
-" BEMapKeys {{{1
-function! s:BEMapKeys()
- if exists("b:displayMode") && b:displayMode == "winmanager"
- nnoremap <buffer> <silent> <tab> :call <SID>BESelectBuffer("tab")<cr>
- endif
-
- nnoremap <buffer> <silent> <F1> :call <SID>BEToggleHelp()<cr>
- nnoremap <buffer> <silent> <2-leftmouse> :call <SID>BESelectBuffer()<cr>
- nnoremap <buffer> <silent> <cr> :call <SID>BESelectBuffer()<cr>
- nnoremap <buffer> <silent> o :call <SID>BESelectBuffer()<cr>
- nnoremap <buffer> <silent> t :call <SID>BESelectBuffer("tab")<cr>
- nnoremap <buffer> <silent> <s-cr> :call <SID>BESelectBuffer("tab")<cr>
-
- nnoremap <buffer> <silent> d :call <SID>BERemoveBuffer("delete", "n")<cr>
- xnoremap <buffer> <silent> d :call <SID>BERemoveBuffer("delete", "v")<cr>
- nnoremap <buffer> <silent> D :call <SID>BERemoveBuffer("wipe", "n")<cr>
- xnoremap <buffer> <silent> D :call <SID>BERemoveBuffer("wipe", "v")<cr>
-
- nnoremap <buffer> <silent> m :call <SID>BEMRUListShow()<cr>
- nnoremap <buffer> <silent> p :call <SID>BEToggleSplitOutPathName()<cr>
- nnoremap <buffer> <silent> q :call <SID>BEClose("quit")<cr>
- nnoremap <buffer> <silent> r :call <SID>BESortReverse()<cr>
- nnoremap <buffer> <silent> R :call <SID>BEToggleShowRelativePath()<cr>
- nnoremap <buffer> <silent> s :call <SID>BESortSelect()<cr>
- nnoremap <buffer> <silent> S :call <SID>BEReverseSortSelect()<cr>
- nnoremap <buffer> <silent> u :call <SID>BEToggleShowUnlisted()<cr>
- nnoremap <buffer> <silent> f :call <SID>BEToggleFindActive()<cr>
- nnoremap <buffer> <silent> T :call <SID>BEToggleShowTabBuffer()<cr>
- nnoremap <buffer> <silent> B :call <SID>BEToggleOnlyOneTab()<cr>
-
- for k in ["G", "n", "N", "L", "M", "H"]
- exec "nnoremap <buffer> <silent>" k ":keepjumps normal!" k."<cr>"
- endfor
-endfunction
-
-" BESetupSyntax {{{1
-function! s:BESetupSyntax()
- if has("syntax")
- syn match bufExplorerHelp "^\".*" contains=bufExplorerSortBy,bufExplorerMapping,bufExplorerTitle,bufExplorerSortType,bufExplorerToggleSplit,bufExplorerToggleOpen
- syn match bufExplorerOpenIn "Open in \w\+ window" contained
- syn match bufExplorerSplit "\w\+ split" contained
- syn match bufExplorerSortBy "Sorted by .*" contained contains=bufExplorerOpenIn,bufExplorerSplit
- syn match bufExplorerMapping "\" \zs.\+\ze :" contained
- syn match bufExplorerTitle "Buffer Explorer.*" contained
- syn match bufExplorerSortType "'\w\{-}'" contained
- syn match bufExplorerBufNbr /^\s*\d\+/
- syn match bufExplorerToggleSplit "toggle split type" contained
- syn match bufExplorerToggleOpen "toggle open mode" contained
- syn match bufExplorerModBuf /^\s*\d\+.\{4}+.*/
- syn match bufExplorerLockedBuf /^\s*\d\+.\{3}[\-=].*/
- syn match bufExplorerHidBuf /^\s*\d\+.\{2}h.*/
- syn match bufExplorerActBuf /^\s*\d\+.\{2}a.*/
- syn match bufExplorerCurBuf /^\s*\d\+.%.*/
- syn match bufExplorerAltBuf /^\s*\d\+.#.*/
- syn match bufExplorerUnlBuf /^\s*\d\+u.*/
-
- hi def link bufExplorerBufNbr Number
- hi def link bufExplorerMapping NonText
- hi def link bufExplorerHelp Special
- hi def link bufExplorerOpenIn Identifier
- hi def link bufExplorerSortBy String
- hi def link bufExplorerSplit NonText
- hi def link bufExplorerTitle NonText
- hi def link bufExplorerSortType bufExplorerSortBy
- hi def link bufExplorerToggleSplit bufExplorerSplit
- hi def link bufExplorerToggleOpen bufExplorerOpenIn
-
- hi def link bufExplorerActBuf Identifier
- hi def link bufExplorerAltBuf String
- hi def link bufExplorerCurBuf Type
- hi def link bufExplorerHidBuf Constant
- hi def link bufExplorerLockedBuf Special
- hi def link bufExplorerModBuf Exception
- hi def link bufExplorerUnlBuf Comment
- endif
-endfunction
-
-" BEToggleHelp {{{1
-function! s:BEToggleHelp()
- let g:bufExplorerDetailedHelp = !g:bufExplorerDetailedHelp
-
- setlocal modifiable
-
- " Save position.
- normal! ma
-
- " Remove old header.
- if (s:firstBufferLine > 1)
- exec "keepjumps 1,".(s:firstBufferLine - 1) "d _"
- endif
-
- call append(0, s:BECreateHelp())
-
- silent! normal! g`a
- delmarks a
-
- setlocal nomodifiable
-
- if exists("b:displayMode") && b:displayMode == "winmanager"
- call WinManagerForceReSize("BufExplorer")
- endif
-endfunction
-
-" BEGetHelpStatus {{{1
-function! s:BEGetHelpStatus()
- let ret = '" Sorted by '.((g:bufExplorerReverseSort == 1) ? "reverse " : "").g:bufExplorerSortBy
- let ret .= ' | '.((g:bufExplorerFindActive == 0) ? "Don't " : "")."Locate buffer"
- let ret .= ((g:bufExplorerShowUnlisted == 0) ? "" : " | Show unlisted")
- let ret .= ((g:bufExplorerShowTabBuffer == 0) ? "" : " | Show buffers/tab")
- let ret .= ((g:bufExplorerOnlyOneTab == 1) ? "" : " | One tab / buffer")
- let ret .= ' | '.((g:bufExplorerShowRelativePath == 0) ? "Absolute" : "Relative")
- let ret .= ' '.((g:bufExplorerSplitOutPathName == 0) ? "Full" : "Split")." path"
-
- return ret
-endfunction
-
-" BECreateHelp {{{1
-function! s:BECreateHelp()
- if g:bufExplorerDefaultHelp == 0 && g:bufExplorerDetailedHelp == 0
- let s:firstBufferLine = 1
- return []
- endif
-
- let header = []
-
- if g:bufExplorerDetailedHelp == 1
- call add(header, '" Buffer Explorer ('.g:bufexplorer_version.')')
- call add(header, '" --------------------------')
- call add(header, '" <F1> : toggle this help')
- call add(header, '" <enter> or o or Mouse-Double-Click : open buffer under cursor')
- call add(header, '" <shift-enter> or t : open buffer in another tab')
- call add(header, '" d : delete buffer')
- call add(header, '" D : wipe buffer')
- call add(header, '" f : toggle find active buffer')
- call add(header, '" p : toggle spliting of file and path name')
- call add(header, '" q : quit')
- call add(header, '" r : reverse sort')
- call add(header, '" R : toggle showing relative or full paths')
- call add(header, '" s : cycle thru "sort by" fields '.string(s:sort_by).'')
- call add(header, '" S : reverse cycle thru "sort by" fields')
- call add(header, '" T : toggle if to show only buffers for this tab or not')
- call add(header, '" u : toggle showing unlisted buffers')
- else
- call add(header, '" Press <F1> for Help')
- endif
-
- if (!exists("b:displayMode") || b:displayMode != "winmanager") || (b:displayMode == "winmanager" && g:bufExplorerDetailedHelp == 1)
- call add(header, s:BEGetHelpStatus())
- call add(header, '"=')
- endif
-
- let s:firstBufferLine = len(header) + 1
-
- return header
-endfunction
-
-" BEGetBufferInfo {{{1
-function! s:BEGetBufferInfo(bufnr)
- redir => bufoutput
- buffers!
- redir END
-
- if (a:bufnr > 0)
- " Since we are only interested in this specified buffer
- " remove the other buffers listed
- let bufoutput = substitute(bufoutput."\n", '^.*\n\(\s*'.a:bufnr.'\>.\{-}\)\n.*', '\1', '')
- endif
-
- let [all, allwidths, listedwidths] = [[], {}, {}]
-
- for n in keys(s:types)
- let allwidths[n] = []
- let listedwidths[n] = []
- endfor
-
- for buf in split(bufoutput, '\n')
- let bits = split(buf, '"')
- let b = {"attributes": bits[0], "line": substitute(bits[2], '\s*', '', '')}
-
- for [key, val] in items(s:types)
- let b[key] = fnamemodify(bits[1], val)
- endfor
-
- if getftype(b.fullname) == "dir" && g:bufExplorerShowDirectories == 1
- let b.shortname = "<DIRECTORY>"
- endif
-
- call add(all, b)
-
- for n in keys(s:types)
- call add(allwidths[n], len(b[n]))
-
- if b.attributes !~ "u"
- call add(listedwidths[n], len(b[n]))
- endif
- endfor
- endfor
-
- let [s:allpads, s:listedpads] = [{}, {}]
-
- for n in keys(s:types)
- let s:allpads[n] = repeat(' ', max(allwidths[n]))
- let s:listedpads[n] = repeat(' ', max(listedwidths[n]))
- endfor
-
- let s:refreshBufferList = 1
-
- return all
-endfunction
-
-" BEBuildBufferList {{{1
-function! s:BEBuildBufferList()
- let lines = []
-
- " Loop through every buffer.
- for buf in s:raw_buffer_listing
- " Skip unlisted buffers if we are not to show them.
- if (!g:bufExplorerShowUnlisted && buf.attributes =~ "u")
- continue
- endif
-
- if (g:bufExplorerShowTabBuffer)
- let show_buffer = 0
-
- for bufnr in s:tabSpace[tabpagenr()]
- if (buf.attributes =~ '^\s*'.bufnr.'\>')
- " Only buffers shown on the current tabpagenr
- let show_buffer = 1
- break
- endif
- endfor
-
- if show_buffer == 0
- continue
- endif
- endif
-
- let line = buf.attributes." "
-
- if g:bufExplorerSplitOutPathName
- let type = (g:bufExplorerShowRelativePath) ? "relativepath" : "path"
- let path = buf[type]
- let pad = (g:bufExplorerShowUnlisted) ? s:allpads.shortname : s:listedpads.shortname
- let line .= buf.shortname." ".strpart(pad.path, len(buf.shortname))
- else
- let type = (g:bufExplorerShowRelativePath) ? "relativename" : "fullname"
- let path = buf[type]
- let line .= path
- endif
-
- let pads = (g:bufExplorerShowUnlisted) ? s:allpads : s:listedpads
-
- if !empty(pads[type])
- let line .= strpart(pads[type], len(path))." "
- endif
-
- let line .= buf.line
-
- call add(lines, line)
- endfor
-
- call setline(s:firstBufferLine, lines)
-
- call s:BESortListing()
-endfunction
-
-" BESelectBuffer {{{1
-function! s:BESelectBuffer(...)
- " Sometimes messages are not cleared when we get here so it looks like an error has
- " occurred when it really has not.
- echo ""
-
- " Are we on a line with a file name?
- if line('.') < s:firstBufferLine
- exec "normal! \<cr>"
- return
- endif
-
- let _bufNbr = str2nr(getline('.'))
-
- " Check and see if we are running BE via WinManager.
- if exists("b:displayMode") && b:displayMode == "winmanager"
- let bufname = expand("#"._bufNbr.":p")
-
- if (a:0 == 1) && (a:1 == "tab")
- call WinManagerFileEdit(bufname, 1)
- else
- call WinManagerFileEdit(bufname, 0)
- endif
-
- return
- endif
-
- if bufexists(_bufNbr)
- if bufnr("#") == _bufNbr && !exists("g:bufExplorerChgWin")
- return s:BEClose("")
- endif
-
- " Are we suppose to open the selected buffer in a tab?
- if (a:0 == 1) && (a:1 == "tab")
- " Yes, we are to open the selected buffer in a tab.
-
- " Restore [BufExplorer] buffer.
- exec "keepjumps silent buffer!".s:originBuffer
-
- " Get the tab number where this buffer is located at.
- let tabNbr = s:BEGetTabNbr(_bufNbr)
-
- " Was the tab found?
- if tabNbr == 0
- " _bufNbr is not opened in any tabs. Open a new tab with the selected buffer in it.
- exec "999tab split +buffer" . _bufNbr
- else
- " The _bufNbr is already opened in tab, go to that tab.
- exec tabNbr . "tabnext"
-
- " Focus window.
- exec s:BEGetWinNbr(tabNbr, _bufNbr) . "wincmd w"
- endif
- else
- "No, the use did not ask to open the selected buffer in a tab.
-
- " Are we suppose to move to the tab where this active buffer is?
- if exists("g:bufExplorerChgWin")
- exe g:bufExplorerChgWin."wincmd w"
- elseif bufloaded(_bufNbr) && g:bufExplorerFindActive
- " Close the BE window.
- call s:BEClose("")
-
- " Get the tab number where this buffer is located at.
- let tabNbr = s:BEGetTabNbr(_bufNbr)
-
- " Was the tab found?
- if tabNbr != 0
- " The buffer is located in a tab. Go to that tab number.
- exec tabNbr . "tabnext"
- else
- " Nope, the buffer is not in a tab, simple switch to that buffer.
- let bufname = expand("#"._bufNbr.":p")
- exec bufname ? "drop ".escape(bufname, " ") : "buffer "._bufNbr
- endif
- endif
-
- " Switch to the buffer.
- exec "keepalt keepjumps silent b!" _bufNbr
- endif
-
- " Make the buffer 'listed' again.
- call setbufvar(_bufNbr, "&buflisted", "1")
-
- " call any associated function references
- " g:bufExplorerFuncRef may be an individual function reference
- " or it may be a list containing function references.
- " It will ignore anything that's not a function reference.
- " See :help FuncRef for more on function references.
- if exists("g:BufExplorerFuncRef")
- if type(g:BufExplorerFuncRef) == 2
- keepj call g:BufExplorerFuncRef()
- elseif type(g:BufExplorerFuncRef) == 3
- for FncRef in g:BufExplorerFuncRef
- if type(FncRef) == 2
- keepj call FncRef()
- endif
- endfor
- endif
- endif
- else
- call s:BEError("Sorry, that buffer no longer exists, please select another")
- call s:BEDeleteBuffer(_bufNbr, "wipe")
- endif
-endfunction
-
-" BEDeleteBufferListing {{{1
-function! s:BEDeleteBufferListing(buf)
- if exists('s:raw_buffer_listing') && !empty(s:raw_buffer_listing)
- " Delete the buffer from the raw buffer list.
- " Careful use of ' and " so we do not have to escape all the \'s
- " Regex: ^\s*\(10\|20\)\>
- " ^ - Starting at the beginning of the string
- " \s* - optional whitespace
- " \(10\|20\) - either a 10 or a 20
- " \> - end of word (so it can't make 100 or 201)
- call filter(s:raw_buffer_listing, "v:val.attributes !~ '".'^\s*\('.substitute(a:buf, ' ', '\\|', 'g').'\)\>'."'")
- endif
-endfunction
-
-" BERemoveBuffer {{{1
-function! s:BERemoveBuffer(type, mode) range
- " Are we on a line with a file name?
- if line('.') < s:firstBufferLine
- return
- endif
-
- " These commands are to temporarily suspend the activity of winmanager.
- if exists("b:displayMode") && b:displayMode == "winmanager"
- call WinManagerSuspendAUs()
- endif
-
- let _bufNbrs = ''
-
- for lineNum in range(a:firstline, a:lastline)
- let line = getline(lineNum)
-
- if line =~ '^\s*\(\d\+\)'
- " Regex: ^\s*\(10\|20\)\>
- " ^ - Starting at the beginning of the string
- " \s* - optional whitespace
- " \zs - start the match here
- " \d\+ - any digits
- " \> - end of word (so it can't make 100 or 201)
- let bufNbr = matchstr(line, '^\s*\zs\d\+\>')
-
- " Add 0 to bufNbr to ensure Vim treats it as a Number
- " for use with the getbufvar() function
- if bufNbr !~ '^\d\+$' || getbufvar(bufNbr+0, '&modified') != 0
- call s:BEError("Sorry, no write since last change for buffer ".bufNbr.", unable to delete")
- else
- let _bufNbrs = _bufNbrs . (_bufNbrs==''?'':' '). bufNbr
- endif
- endif
- endfor
-
- " Okay, everything is good, delete or wipe the buffers.
- call s:BEDeleteBuffer(_bufNbrs, a:type)
-
- " Reactivate winmanager autocommand activity.
- if exists("b:displayMode") && b:displayMode == "winmanager"
- call WinManagerForceReSize("BufExplorer")
- call WinManagerResumeAUs()
- endif
-endfunction
-
-" BEDeleteBuffer {{{1
-function! s:BEDeleteBuffer(bufNbr, mode)
- " This routine assumes that the buffer to be removed is on the current line.
- try
- if a:mode == "wipe"
- exe "bwipe" a:bufNbr
- else
- exe "bdelete" a:bufNbr
- endif
-
- setlocal modifiable
-
- " Remove each of the lines beginning with the buffer numbers we are removing
- " Regex: ^\s*\(10\|20\)\>
- " ^ - Starting at the beginning of the string
- " \s* - optional whitespace
- " \(10\|20\) - either a 10 or a 20
- " \> - end of word (so it can't make 100 or 201)
- exec 'silent! g/^\s*\('.substitute(a:bufNbr, ' ', '\\|', 'g').'\)\>/d_'
-
- setlocal nomodifiable
-
- call s:BEDeleteBufferListing(a:bufNbr)
- catch
- call s:BEError(v:exception)
- endtry
-endfunction
-
-" BEClose {{{1
-function! s:BEClose(mode)
- " Get only the listed buffers.
- let listed = filter(copy(s:MRUList), "buflisted(v:val)")
-
- " If we needed to split the main window, close the split one.
-" if (s:splitMode)
-" if (s:splitMode != "")
- if (s:splitMode != "" && a:mode == "quit")
- exec "wincmd c"
- endif
-
- if len(listed) == 0
- exe "enew"
- else
- for b in reverse(listed[0:1])
- exec "keepjumps silent b ".b
- endfor
- endif
-endfunction
-
-" BEToggleSplitOutPathName {{{1
-function! s:BEToggleSplitOutPathName()
- let g:bufExplorerSplitOutPathName = !g:bufExplorerSplitOutPathName
- call s:BERebuildBufferList()
- call s:BEUpdateHelpStatus()
-endfunction
-
-" BEToggleShowRelativePath {{{1
-function! s:BEToggleShowRelativePath()
- let g:bufExplorerShowRelativePath = !g:bufExplorerShowRelativePath
- call s:BERebuildBufferList()
- call s:BEUpdateHelpStatus()
-endfunction
-
-" BEToggleShowUnlisted {{{1
-function! s:BEToggleShowUnlisted()
- let g:bufExplorerShowUnlisted = !g:bufExplorerShowUnlisted
- let num_bufs = s:BERebuildBufferList(g:bufExplorerShowUnlisted == 0)
- call s:BEUpdateHelpStatus()
-endfunction
-
-" BEToggleFindActive {{{1
-function! s:BEToggleFindActive()
- let g:bufExplorerFindActive = !g:bufExplorerFindActive
- call s:BEUpdateHelpStatus()
-endfunction
-
-" BEToggleShowTabBuffer {{{1
-function! s:BEToggleShowTabBuffer()
- let g:bufExplorerShowTabBuffer = !g:bufExplorerShowTabBuffer
- call s:BEDisplayBufferList()
-endfunction
-
-" BEToggleOnlyOneTab {{{1
-function! s:BEToggleOnlyOneTab()
- let g:bufExplorerOnlyOneTab = !g:bufExplorerOnlyOneTab
- call s:BEDisplayBufferList()
-endfunction
-
-" BERebuildBufferList {{{1
-function! s:BERebuildBufferList(...)
- setlocal modifiable
-
- let curPos = getpos('.')
-
- if a:0
- " Clear the list first.
- exec "keepjumps ".s:firstBufferLine.',$d "_'
- endif
-
- let num_bufs = s:BEBuildBufferList()
-
- call setpos('.', curPos)
-
- setlocal nomodifiable
-
- return num_bufs
-endfunction
-
-" BEUpdateHelpStatus {{{1
-function! s:BEUpdateHelpStatus()
- setlocal modifiable
-
- let text = s:BEGetHelpStatus()
- call setline(s:firstBufferLine - 2, text)
-
- setlocal nomodifiable
-endfunction
-
-" BEMRUCmp {{{1
-function! s:BEMRUCmp(line1, line2)
- return index(s:MRUList, str2nr(a:line1)) - index(s:MRUList, str2nr(a:line2))
-endfunction
-
-" BESortReverse {{{1
-function! s:BESortReverse()
- let g:bufExplorerReverseSort = !g:bufExplorerReverseSort
- call s:BEReSortListing()
-endfunction
-
-" BESortSelect {{{1
-function! s:BESortSelect()
- let g:bufExplorerSortBy = get(s:sort_by, index(s:sort_by, g:bufExplorerSortBy) + 1, s:sort_by[0])
- call s:BEReSortListing()
-endfunction
-
-" BEReverseSortSelect {{{1
-function! s:BEReverseSortSelect()
- let g:bufExplorerSortBy = get(s:sort_by, (index(s:sort_by, g:bufExplorerSortBy) + len(s:sort_by) - 1) % len(s:sort_by), s:sort_by[0])
- call s:BEReSortListing()
-endfunction
-
-" BEReSortListing {{{1
-function! s:BEReSortListing()
- setlocal modifiable
-
- let curPos = getpos('.')
-
- call s:BESortListing()
- call s:BEUpdateHelpStatus()
-
- call setpos('.', curPos)
-
- setlocal nomodifiable
-endfunction
-
-" BESortListing {{{1
-function! s:BESortListing()
- let sort = s:firstBufferLine.",$sort".((g:bufExplorerReverseSort == 1) ? "!": "")
-
- if g:bufExplorerSortBy == "number"
- " Easiest case.
- exec sort 'n'
- elseif g:bufExplorerSortBy == "name"
- if g:bufExplorerSplitOutPathName
- exec sort 'ir /\d.\{7}\zs\f\+\ze/'
- else
- exec sort 'ir /\zs[^\/\\]\+\ze\s*line/'
- endif
- elseif g:bufExplorerSortBy == "fullpath"
- if g:bufExplorerSplitOutPathName
- " Sort twice - first on the file name then on the path.
- exec sort 'ir /\d.\{7}\zs\f\+\ze/'
- endif
-
- exec sort 'ir /\zs\f\+\ze\s\+line/'
- elseif g:bufExplorerSortBy == "extension"
- exec sort 'ir /\.\zs\w\+\ze\s/'
- elseif g:bufExplorerSortBy == "mru"
- let l = getline(s:firstBufferLine, "$")
-
- call sort(l, "<SID>BEMRUCmp")
-
- if g:bufExplorerReverseSort
- call reverse(l)
- endif
-
- call setline(s:firstBufferLine, l)
- endif
-endfunction
-
-" BEMRUListShow {{{1
-function! s:BEMRUListShow()
- echomsg "MRUList=".string(s:MRUList)
-endfunction
-
-" BEError {{{1
-function! s:BEError(msg)
- echohl ErrorMsg | echo a:msg | echohl none
-endfunction
-
-" BEWarning {{{1
-function! s:BEWarning(msg)
- echohl WarningMsg | echo a:msg | echohl none
-endfunction
-
-" GetTabNbr {{{1
-function! s:BEGetTabNbr(bufNbr)
- " Searching buffer bufno, in tabs.
- for i in range(tabpagenr("$"))
- if index(tabpagebuflist(i + 1), a:bufNbr) != -1
- return i + 1
- endif
- endfor
-
- return 0
-endfunction
-
-" GetWinNbr" {{{1
-function! s:BEGetWinNbr(tabNbr, bufNbr)
- " window number in tabpage.
- return index(tabpagebuflist(a:tabNbr), a:bufNbr) + 1
-endfunction
-
-" Winmanager Integration {{{1
-let g:BufExplorer_title = "\[Buf\ List\]"
-call s:BESet("g:bufExplorerResize", 1)
-call s:BESet("g:bufExplorerMaxHeight", 25) " Handles dynamic resizing of the window.
-
-" Function to start display. Set the mode to 'winmanager' for this buffer.
-" This is to figure out how this plugin was called. In a standalone fashion
-" or by winmanager.
-function! BufExplorer_Start()
- let b:displayMode = "winmanager"
- call StartBufExplorer("e")
-endfunction
-
-" Returns whether the display is okay or not.
-function! BufExplorer_IsValid()
- return 0
-endfunction
-
-" Handles dynamic refreshing of the window.
-function! BufExplorer_Refresh()
- let b:displayMode = "winmanager"
- call StartBufExplorer("e")
-endfunction
-
-function! BufExplorer_ReSize()
- if !g:bufExplorerResize
- return
- endif
-
- let nlines = min([line("$"), g:bufExplorerMaxHeight])
-
- exe nlines." wincmd _"
-
- " The following lines restore the layout so that the last file line is also
- " the last window line. Sometimes, when a line is deleted, although the
- " window size is exactly equal to the number of lines in the file, some of
- " the lines are pushed up and we see some lagging '~'s.
- let pres = getpos(".")
-
- exe $
-
- let _scr = &scrolloff
- let &scrolloff = 0
-
- normal! z-
-
- let &scrolloff = _scr
-
- call setpos(".", pres)
-endfunction
-
-" Default values {{{1
-call s:BESet("g:bufExplorerDefaultHelp", 1) " Show default help?
-call s:BESet("g:bufExplorerDetailedHelp", 0) " Show detailed help?
-call s:BESet("g:bufExplorerFindActive", 1) " When selecting an active buffer, take you to the window where it is active?
-call s:BESet("g:bufExplorerReverseSort", 0) " sort reverse?
-call s:BESet("g:bufExplorerShowDirectories", 1) " (Dir's are added by commands like ':e .')
-call s:BESet("g:bufExplorerShowRelativePath", 0) " Show listings with relative or absolute paths?
-call s:BESet("g:bufExplorerShowUnlisted", 0) " Show unlisted buffers?
-call s:BESet("g:bufExplorerSortBy", "mru") " Sorting methods are in s:sort_by:
-call s:BESet("g:bufExplorerSplitOutPathName", 1) " Split out path and file name?
-call s:BESet("g:bufExplorerSplitRight", &splitright) " Should vertical splits be on the right or left of current window?
-call s:BESet("g:bufExplorerSplitBelow", &splitbelow) " Should horizontal splits be below or above current window?
-call s:BESet("g:bufExplorerShowTabBuffer", 0) " Show only buffer(s) for this tab?
-call s:BESet("g:bufExplorerOnlyOneTab", 1) " If ShowTabBuffer = 1, only store the most recent tab for this buffer.
-
-" Global variables {{{1
-call s:BEReset()
-let s:running = 0
-let s:sort_by = ["number", "name", "fullpath", "mru", "extension"]
-let s:types = {"fullname": ':p', "path": ':p:h', "relativename": ':~:.', "relativepath": ':~:.:h', "shortname": ':t'}
-let s:originBuffer = 0
-let s:splitMode = ""
-let s:name = '[BufExplorer]'
-let s:refreshBufferList = 1
-let s:MRU_Exclude_List = ["[BufExplorer]","__MRU_Files__"]
-"1}}}
-
-" vim:ft=vim foldmethod=marker sw=2