"============================================================================= " Copyright: Copyright (C) 2001-2012 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: Sunday, 23 Dec 2012 " 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 BufExplorer " <Leader>bs - Opens horizontally split window BufExplorer " <Leader>bv - Opens vertically split window BufExplorer " " Or you can override the defaults and define your own mapping " in your vimrc file, for example: " " noremap <silent> <F11> :BufExplorer<CR> " noremap <silent> <m-F11> :BufExplorerHorizontalSplit<CR> " noremap <silent> <c-F11> :BufExplorerVerticalSplit<CR> " " Or you can use " " ":BufExplorer" - Opens BufExplorer " ":BufExplorerHorizontalSplit" - Opens horizontally window BufExplorer " ":BufExplorerVerticalSplit" - Opens vertically split window BufExplorer " " For more help see supplied documentation. " History: See supplied documentation. " Issues: 'D' and 'd' remove the buffer from the list but the list is not " displayed correctly. " - Add ability to open a buffer in a new split when \be is used. "============================================================================= " Plugin Code {{{1 " Exit quickly if already running or when 'compatible' is set. {{{2 if exists("g:bufexplorer_version") || &cp finish endif "2}}} " Version number let g:bufexplorer_version = "7.3.2" " Check for Vim version {{{2 if v:version < 700 echohl WarningMsg echo "Sorry, bufexplorer ".g:bufexplorer_version." required Vim 7.0 and greater." echohl None finish endif " Create commands {{{2 command! BufExplorer :call BufExplorer(has ("gui") ? "drop" : "hide edit") command! BufExplorerHorizontalSplit :call BufExplorerHorizontalSplit() command! BufExplorerVerticalSplit :call BufExplorerVerticalSplit() " Set {{{2 function! s:Set(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 " Script variables {{{2 let s:MRU_Exclude_List = ["[BufExplorer]","__MRU_Files__"] let s:MRUList = [] let s:name = '[BufExplorer]' let s:originBuffer = 0 let s:running = 0 let s:sort_by = ["number", "name", "fullpath", "mru", "extension"] let s:splitMode = "" let s:tabSpace = [] let s:types = {"fullname": ':p', "path": ':p:h', "relativename": ':~:.', "relativepath": ':~:.:h', "shortname": ':t'} " Setup the autocommands that handle the MRUList and other stuff. {{{2 autocmd VimEnter * call s:Setup() " Setup {{{2 function! s:Setup() call s:Reset() " Now that the MRUList is created, add the other autocmds. augroup BufExplorer autocmd! autocmd BufEnter,BufNew * call s:ActivateBuffer() autocmd BufWipeOut * call s:DeactivateBuffer(1) autocmd BufDelete * call s:DeactivateBuffer(0) autocmd BufWinEnter \[BufExplorer\] call s:Initialize() autocmd BufWinLeave \[BufExplorer\] call s:Cleanup() autocmd TabEnter * call s:TabEnter() autocmd SessionLoadPost * call s:Reset() augroup END endfunction " Reset {{{2 function! s:Reset() " Build initial MRUList. This makes sure all the files specified on the " command line are picked up correctly. let s:MRUList = range(1, bufnr('$')) " Initialize one tab space array, ignore zero-based tabpagenr " since all tabpagenr's start at 1. " -1 signifies this is the first time we are referencing this " tabpagenr. " If Vim has been loaded with mksession, then it is possible for " more tabs to exist. So use tabpagenr() to determine how large " to make the array. If there are 4 tabs, there should be 5 " elements in this array. " Each element will hold a CSV list of buffers viewed in " that tab. So on the 3rd tab, if there user has viewed " 4 different buffers in that tab, the value would be: " echo s:tabSpace[3] " [4, 9, 1, 10] " echo s:tabSpace " [[-1], [-1], [-1], [4, 9, 1, 10], [-1]] let s:tabSpace = [] let i = 0 while( tabpagenr('$') > 0 && i <= tabpagenr('$') ) call add(s:tabSpace, [-1]) let i = i + 1 endwhile endfunction " ActivateBuffer {{{2 function! s:ActivateBuffer() " Verify the current tabpage exists in the " current s:tabSpace array. This can be missing " entries when restoring sessions. let i = 0 while( tabpagenr('$') > 0 && i <= tabpagenr() ) " Number: 0 " String: 1 " Funcref: 2 " List: 3 " Dictionary: 4 " Float: 5 if type(get(s:tabSpace, i)) == 0 call add(s:tabSpace, [-1]) endif let i = i + 1 endwhile let _bufnr = bufnr("%") let list = get(s:tabSpace, tabpagenr(), [-1]) if !empty(list) && list[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 is triggered after), so " remove the -1 entry indicating we have covered this case. let list = [] call add(list, _bufnr) let s:tabSpace[tabpagenr()] = list elseif empty(list) || index(list, _bufnr) == -1 " Add new buffer to this tab's buffer list. call add(list, _bufnr) let s:tabSpace[tabpagenr()] = list 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], _bufnr) if bufidx != -1 call remove(s:tabSpace[tabidx], bufidx) endif endif let tabidx = tabidx + 1 endwhile endif endif call s:MRUPush(_bufnr) endfunction " DeactivateBuffer {{{2 function! s:DeactivateBuffer(remove) let _bufnr = str2nr(expand("<abuf>")) call s:MRUPop(_bufnr) endfunction " TabEnter {{{2 function! s:TabEnter() " Make s:tabSpace 1-based if empty(s:tabSpace) || len(s:tabSpace) < (tabpagenr() + 1) call add(s:tabSpace, [-1]) endif endfunction " MRUPop {{{2 function! s:MRUPop(bufnr) call filter(s:MRUList, 'v:val != '.a:bufnr) endfunction " MRUPush {{{2 function! s:MRUPush(buf) " Skip temporary buffer with buftype set. Don't add the BufExplorer window to the " list. if s:ShouldIgnore(a:buf) == 1 return endif " Remove the buffer number from the list if it already exists. call s:MRUPop(a:buf) " Add the buffer number to the head of the list. call insert(s:MRUList, a:buf) endfunction " ShouldIgnore {{{2 function! s:ShouldIgnore(buf) " Ignore temporary buffers with buftype set. if empty(getbufvar(a:buf, "&buftype") == 0) return 1 endif " Ignore unlisted buffers. if buflisted(a:buf) == 0 return 1 endif " Ignore buffers with no name. if empty(bufname(a:buf)) == 1 return 1 endif " Ignore the BufExplorer buffer. if fnamemodify(bufname(a:buf), ":t") == s:name return 1 endif " Ignore any buffers in the exclude list. if index(s:MRU_Exclude_List, bufname(a:buf)) >= 0 return 1 endif " Else return 0 to indicate that the buffer was not ignored. return 0 endfunction " Initialize {{{2 function! s:Initialize() 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 " Cleanup {{{2 function! s:Cleanup() 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 {{{2 function! BufExplorerHorizontalSplit() let s:splitMode = "sp" exec "BufExplorer" endfunction " BufExplorerVerticalSplit {{{2 function! BufExplorerVerticalSplit() let s:splitMode = "vsp" exec "BufExplorer" endfunction " BufExplorer {{{2 function! BufExplorer(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, "[]") endif " Make sure there is only one explorer open at a time. if s:running == 1 " Go to the open buffer. if has("gui") exec "drop" name endif return endif " Add zero to ensure the variable is treated as a number. let s:originBuffer = bufnr("%") + 0 silent let s:raw_buffer_listing = s:GetBufferInfo(0) let buffer_listing_copy = copy(s:raw_buffer_listing) if (g:bufExplorerShowUnlisted == 0) call filter(buffer_listing_copy, 'v:val.attributes !~ "u"') endif if (!empty(buffer_listing_copy)) call filter(buffer_listing_copy, 'v:val.shortname !~ "\\\[No Name\\\]"') endif " if len(buffer_listing_copy) <= 1 " call s:Warning("Sorry, there are no more buffers to explore") " return " 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:DisplayBufferList() " Position the cursor in the newly displayed list on the line representing " the active buffer. The active buffer is the line with the '%' character " in it. execute search("%") endfunction " DisplayBufferList {{{2 function! s:DisplayBufferList() " 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 call s:SetupSyntax() call s:MapKeys() call setline(1, s:CreateHelp()) call s:BuildBufferList() call cursor(s:firstBufferLine, 1) if !g:bufExplorerResize normal! zz endif setlocal nomodifiable endfunction " MapKeys {{{2 function! s:MapKeys() if exists("b:displayMode") && b:displayMode == "winmanager" nnoremap <buffer> <silent> <tab> :call <SID>SelectBuffer()<CR> endif nnoremap <script> <silent> <buffer> <2-leftmouse> :call <SID>SelectBuffer()<CR> nnoremap <script> <silent> <buffer> <CR> :call <SID>SelectBuffer()<CR> nnoremap <script> <silent> <buffer> <F1> :call <SID>ToggleHelp()<CR> nnoremap <script> <silent> <buffer> <s-cr> :call <SID>SelectBuffer("tab")<CR> nnoremap <script> <silent> <buffer> B :call <SID>ToggleOnlyOneTab()<CR> nnoremap <script> <silent> <buffer> d :call <SID>RemoveBuffer("delete")<CR> nnoremap <script> <silent> <buffer> D :call <SID>RemoveBuffer("wipe")<CR> nnoremap <script> <silent> <buffer> f :call <SID>ToggleFindActive()<CR> nnoremap <script> <silent> <buffer> m :call <SID>MRUListShow()<CR> nnoremap <script> <silent> <buffer> o :call <SID>SelectBuffer()<CR> nnoremap <script> <silent> <buffer> p :call <SID>ToggleSplitOutPathName()<CR> nnoremap <script> <silent> <buffer> q :call <SID>Close()<CR> nnoremap <script> <silent> <buffer> r :call <SID>SortReverse()<CR> nnoremap <script> <silent> <buffer> R :call <SID>ToggleShowRelativePath()<CR> nnoremap <script> <silent> <buffer> s :call <SID>SortSelect()<CR> nnoremap <script> <silent> <buffer> S :call <SID>ReverseSortSelect()<CR> nnoremap <script> <silent> <buffer> t :call <SID>SelectBuffer("tab")<CR> nnoremap <script> <silent> <buffer> T :call <SID>ToggleShowTabBuffer()<CR> nnoremap <script> <silent> <buffer> u :call <SID>ToggleShowUnlisted()<CR> for k in ["G", "n", "N", "L", "M", "H"] exec "nnoremap <buffer> <silent>" k ":keepjumps normal!" k."<CR>" endfor endfunction " SetupSyntax {{{2 function! s:SetupSyntax() 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 " ToggleHelp {{{2 function! s:ToggleHelp() 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:CreateHelp()) silent! normal! g`a delmarks a setlocal nomodifiable if exists("b:displayMode") && b:displayMode == "winmanager" call WinManagerForceReSize("BufExplorer") endif endfunction " GetHelpStatus {{{2 function! s:GetHelpStatus() 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 " CreateHelp {{{2 function! s:CreateHelp() 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, '" B : toggle if to save/use recent tab or not') 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:GetHelpStatus()) call add(header, '"=') endif let s:firstBufferLine = len(header) + 1 return header endfunction " GetBufferInfo {{{2 function! s:GetBufferInfo(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 " Loop over each line in the buffer. 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 return all endfunction " BuildBufferList {{{2 function! s:BuildBufferList() 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") " Skip unlisted buffers if we are not to show them. continue endif " Ignore buffers with no name. if empty(bufname(str2nr(buf.attributes))) == 1 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:SortListing() endfunction " SelectBuffer {{{2 function! s:SelectBuffer(...) " Sometimes messages are not cleared when we get here so it looks like an " error has occurred when it really has not. " 3/25/2012 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 BufferExplorer 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:Close() 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 nmber where this bufer is located in. let tabNbr = s:GetTabNbr(_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 a tab, go to that tab. exec tabNbr . "tabnext" " Focus window. exec s:GetWinNbr(tabNbr, _bufNbr) . "wincmd w" endif else " No, the user did not ask to open the selected buffer in a tab. " Are we suppose to move to the tab where the active buffer is? if exists("g:bufExplorerChgWin") exe g:bufExplorerChgWin."wincmd w" elseif bufloaded(_bufNbr) && g:bufExplorerFindActive call s:Close() " Get the tab number where this buffer is located in. let tabNbr = s:GetTabNbr(_bufNbr) " Was the tab found? if tabNbr != 0 " Yes, the buffer is located in a tab. Go to that tab number. exec tabNbr . "tabnext" else "Nope, the buffer is not in a tab. Simply 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:Error("Sorry, that buffer no longer exists, please select another") call s:DeleteBuffer(_bufNbr, "wipe") endif endfunction " RemoveBuffer {{{2 function! s:RemoveBuffer(mode) " Are we on a line with a file name? if line('.') < s:firstBufferLine return endif " Do not allow this buffer to be deleted if it is the last one. if len(s:MRUList) == 1 call s:Error("Sorry, you are not allowed to delete the last buffer") return endif " These commands are to temporarily suspend the activity of winmanager. if exists("b:displayMode") && b:displayMode == "winmanager" call WinManagerSuspendAUs() end let _bufNbr = str2nr(getline('.')) if getbufvar(_bufNbr, '&modified') == 1 call s:Error("Sorry, no write since last change for buffer "._bufNbr.", unable to delete") return else " Okay, everything is good, delete or wipe the buffer. call s:DeleteBuffer(_bufNbr, a:mode) endif " Reactivate winmanager autocommand activity. if exists("b:displayMode") && b:displayMode == "winmanager" call WinManagerForceReSize("BufExplorer") call WinManagerResumeAUs() end endfunction " DeleteBuffer {{{2 function! s:DeleteBuffer(buf, mode) " This routine assumes that the buffer to be removed is on the current line. try " Wipe/Delete buffer from Vim. if a:mode == "wipe" exe "silent bwipe" a:buf else exe "silent bdelete" a:buf endif " Delete the buffer from the list on screen. setlocal modifiable normal! "_dd setlocal nomodifiable " Delete the buffer from the raw buffer list. call filter(s:raw_buffer_listing, 'v:val.attributes !~ " '.a:buf.' "') catch call s:Error(v:exception) endtry endfunction " Close {{{2 function! s:Close() " 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 != "") exec "wincmd c" endif " Check to see if there are anymore buffers listed. if len(listed) == 0 " Since there are no buffers left to switch to, open a new empty " buffers. exe "enew" else " Since there are buffers left to switch to, swith to them... for b in reverse(listed[0:1]) exec "keepjumps silent b ".b endfor endif " Clear any messages. echo endfunction " ToggleSplitOutPathName {{{2 function! s:ToggleSplitOutPathName() let g:bufExplorerSplitOutPathName = !g:bufExplorerSplitOutPathName call s:RebuildBufferList() call s:UpdateHelpStatus() endfunction " ToggleShowRelativePath {{{2 function! s:ToggleShowRelativePath() let g:bufExplorerShowRelativePath = !g:bufExplorerShowRelativePath call s:RebuildBufferList() call s:UpdateHelpStatus() endfunction " ToggleShowTabBuffer {{{2 function! s:ToggleShowTabBuffer() let g:bufExplorerShowTabBuffer = !g:bufExplorerShowTabBuffer call s:RebuildBufferList(g:bufExplorerShowTabBuffer) call s:UpdateHelpStatus() endfunction " ToggleOnlyOneTab {{{2 function! s:ToggleOnlyOneTab() let g:bufExplorerOnlyOneTab = !g:bufExplorerOnlyOneTab call s:RebuildBufferList() call s:UpdateHelpStatus() endfunction " ToggleShowUnlisted {{{2 function! s:ToggleShowUnlisted() let g:bufExplorerShowUnlisted = !g:bufExplorerShowUnlisted let num_bufs = s:RebuildBufferList(g:bufExplorerShowUnlisted == 0) call s:UpdateHelpStatus() endfunction " ToggleFindActive {{{2 function! s:ToggleFindActive() let g:bufExplorerFindActive = !g:bufExplorerFindActive call s:UpdateHelpStatus() endfunction " RebuildBufferList {{{2 function! s:RebuildBufferList(...) setlocal modifiable let curPos = getpos('.') if a:0 " Clear the list first. exec "keepjumps ".s:firstBufferLine.',$d "_' endif let num_bufs = s:BuildBufferList() call setpos('.', curPos) setlocal nomodifiable return num_bufs endfunction " UpdateHelpStatus {{{2 function! s:UpdateHelpStatus() setlocal modifiable let text = s:GetHelpStatus() call setline(s:firstBufferLine - 2, text) setlocal nomodifiable endfunction " MRUCmp {{{2 function! s:MRUCmp(line1, line2) return index(s:MRUList, str2nr(a:line1)) - index(s:MRUList, str2nr(a:line2)) endfunction " SortReverse {{{2 function! s:SortReverse() let g:bufExplorerReverseSort = !g:bufExplorerReverseSort call s:ReSortListing() endfunction " SortSelect {{{2 function! s:SortSelect() let g:bufExplorerSortBy = get(s:sort_by, index(s:sort_by, g:bufExplorerSortBy) + 1, s:sort_by[0]) call s:ReSortListing() endfunction " ReverseSortSelect {{{2 function! s:ReverseSortSelect() let g:bufExplorerSortBy = get(s:sort_by, index(s:sort_by, g:bufExplorerSortBy) - 1, s:sort_by[-1]) call s:ReSortListing() endfunction " ReSortListing {{{2 function! s:ReSortListing() setlocal modifiable let curPos = getpos('.') call s:SortListing() call s:UpdateHelpStatus() call setpos('.', curPos) setlocal nomodifiable endfunction " SortListing {{{2 function! s:SortListing() let sort = s:firstBufferLine.",$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, "$") call sort(l, "<SID>MRUCmp") if g:bufExplorerReverseSort call reverse(l) endif call setline(s:firstBufferLine, l) endif endfunction " MRUListShow {{{2 function! s:MRUListShow() echomsg "MRUList=".string(s:MRUList) endfunction " Error {{{2 " Display a message using ErrorMsg highlight group. function! s:Error(msg) echohl ErrorMsg echomsg a:msg echohl None endfunction " Warning {{{2 " Display a message using WarningMsg highlight group. function! s:Warning(msg) echohl WarningMsg echomsg a:msg echohl None endfunction " GetTabNbr {{{2 function! s:GetTabNbr(bufNbr) " Searching buffer bufno, in tabs. for i in range(tabpagenr("$")) if index(tabpagebuflist(i + 1), a:bufNbr) != -1 return i + 1 endif endfor return 0 endfunction " GetWinNbr" {{{2 function! s:GetWinNbr(tabNbr, bufNbr) " window number in tabpage. let tablist = tabpagebuflist(a:tabNbr) " Number: 0 " String: 1 " Funcref: 2 " List: 3 " Dictionary: 4 " Float: 5 if type(tablist) == 3 return index(tabpagebuflist(a:tabNbr), a:bufNbr) + 1 else return 1 endif endfunction " Winmanager Integration {{{2 let g:BufExplorer_title = "\[Buf\ List\]" call s:Set("g:bufExplorerResize", 1) call s:Set("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 BufExplorer("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 BufExplorer("e") endfunction function! BufExplorer_ReSize() if !g:bufExplorerResize return end 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 key mapping {{{1 if !hasmapto('BufExplorer') noremap <script> <silent> <unique> <Leader>be :BufExplorer<CR> endif if !hasmapto('BufExplorerHorizontalSplit') noremap <script> <silent> <unique> <Leader>bs :BufExplorerHorizontalSplit<CR> endif if !hasmapto('BufExplorerVerticalSplit') noremap <script> <silent> <unique> <Leader>bv :BufExplorerVerticalSplit<CR> endif " Default values {{{1 call s:Set("g:bufExplorerDefaultHelp", 1) " Show default help? call s:Set("g:bufExplorerDetailedHelp", 0) " Show detailed help? call s:Set("g:bufExplorerFindActive", 1) " When selecting an active buffer, take you to the window where it is active? call s:Set("g:bufExplorerOnlyOneTab", 1) " If ShowTabBuffer = 1, only store the most recent tab for this buffer. call s:Set("g:bufExplorerReverseSort", 0) " Sort in reverse order by default? call s:Set("g:bufExplorerShowDirectories", 1) " (Dir's are added by commands like ':e .') call s:Set("g:bufExplorerShowRelativePath", 0) " Show listings with relative or absolute paths? call s:Set("g:bufExplorerShowTabBuffer", 0) " Show only buffer(s) for this tab? call s:Set("g:bufExplorerShowUnlisted", 0) " Show unlisted buffers? call s:Set("g:bufExplorerSortBy", "mru") " Sorting methods are in s:sort_by: call s:Set("g:bufExplorerSplitBelow", &splitbelow) " Should horizontal splits be below or above current window? call s:Set("g:bufExplorerSplitOutPathName", 1) " Split out path and file name? call s:Set("g:bufExplorerSplitRight", &splitright) " Should vertical splits be on the right or left of current window? "1}}} " vim:ft=vim foldmethod=marker sw=4