vim-unmanaged/fuzzyfinder/autoload/fuf/buffer.vim
2020-10-11 15:30:41 +02:00

190 lines
4.3 KiB
VimL

"=============================================================================
" Copyright (c) 2007-2010 Takeshi NISHIDA
"
"=============================================================================
" LOAD GUARD {{{1
if !l9#guardScriptLoading(expand('<sfile>:p'), 0, 0, [])
finish
endif
" }}}1
"=============================================================================
" GLOBAL FUNCTIONS {{{1
"
function fuf#buffer#createHandler(base)
return a:base.concretize(copy(s:handler))
endfunction
"
function fuf#buffer#getSwitchOrder()
return g:fuf_buffer_switchOrder
endfunction
"
function fuf#buffer#getEditableDataNames()
return []
endfunction
"
function fuf#buffer#renewCache()
endfunction
"
function fuf#buffer#requiresOnCommandPre()
return 0
endfunction
"
function fuf#buffer#onInit()
call fuf#defineLaunchCommand('FufBuffer', s:MODE_NAME, '""', [])
augroup fuf#buffer
autocmd!
autocmd BufEnter * call s:updateBufTimes()
autocmd BufWritePost * call s:updateBufTimes()
augroup END
endfunction
" }}}1
"=============================================================================
" LOCAL FUNCTIONS/VARIABLES {{{1
let s:MODE_NAME = expand('<sfile>:t:r')
let s:OPEN_TYPE_DELETE = -1
let s:bufTimes = {}
"
function s:updateBufTimes()
let s:bufTimes[bufnr('%')] = localtime()
endfunction
"
function s:makeItem(nr)
let fname = (empty(bufname(a:nr))
\ ? '[No Name]'
\ : fnamemodify(bufname(a:nr), ':p:~:.'))
let time = (exists('s:bufTimes[a:nr]') ? s:bufTimes[a:nr] : 0)
let item = fuf#makePathItem(fname, strftime(g:fuf_timeFormat, time), 0)
let item.index = a:nr
let item.bufNr = a:nr
let item.time = time
let item.abbrPrefix = s:getBufIndicator(a:nr) . ' '
return item
endfunction
"
function s:getBufIndicator(bufNr)
if !getbufvar(a:bufNr, '&modifiable')
return '[-]'
elseif getbufvar(a:bufNr, '&modified')
return '[+]'
elseif getbufvar(a:bufNr, '&readonly')
return '[R]'
else
return ' '
endif
endfunction
"
function s:compareTimeDescending(i1, i2)
return a:i1.time == a:i2.time ? 0 : a:i1.time > a:i2.time ? -1 : +1
endfunction
"
function s:findItem(items, word)
for item in a:items
if item.word ==# a:word
return item
endif
endfor
return {}
endfunction
" }}}1
"=============================================================================
" s:handler {{{1
let s:handler = {}
"
function s:handler.getModeName()
return s:MODE_NAME
endfunction
"
function s:handler.getPrompt()
return fuf#formatPrompt(g:fuf_buffer_prompt, self.partialMatching, '')
endfunction
"
function s:handler.getPreviewHeight()
return g:fuf_previewHeight
endfunction
"
function s:handler.isOpenable(enteredPattern)
return 1
endfunction
"
function s:handler.makePatternSet(patternBase)
return fuf#makePatternSet(a:patternBase, 's:interpretPrimaryPatternForPath',
\ self.partialMatching)
endfunction
"
function s:handler.makePreviewLines(word, count)
let item = s:findItem(self.items, a:word)
if empty(item)
return []
endif
return fuf#makePreviewLinesForFile(item.bufNr, a:count, self.getPreviewHeight())
endfunction
"
function s:handler.getCompleteItems(patternPrimary)
return self.items
endfunction
"
function s:handler.onOpen(word, mode)
" not use bufnr(a:word) in order to handle unnamed buffer
let item = s:findItem(self.items, a:word)
if empty(item)
" do nothing
elseif a:mode ==# s:OPEN_TYPE_DELETE
execute item.bufNr . 'bdelete'
let self.reservedMode = self.getModeName()
else
call fuf#openBuffer(item.bufNr, a:mode, g:fuf_reuseWindow)
endif
endfunction
"
function s:handler.onModeEnterPre()
endfunction
"
function s:handler.onModeEnterPost()
call fuf#defineKeyMappingInHandler(g:fuf_buffer_keyDelete,
\ 'onCr(' . s:OPEN_TYPE_DELETE . ')')
let self.items = range(1, bufnr('$'))
call filter(self.items, 'buflisted(v:val) && v:val != self.bufNrPrev && v:val != bufnr("%")')
call map(self.items, 's:makeItem(v:val)')
if g:fuf_buffer_mruOrder
call sort(self.items, 's:compareTimeDescending')
call fuf#mapToSetSerialIndex(self.items, 1)
endif
let self.items = fuf#mapToSetAbbrWithSnippedWordAsPath(self.items)
endfunction
"
function s:handler.onModeLeavePost(opened)
endfunction
" }}}1
"=============================================================================
" vim: set fdm=marker: