473 lines
14 KiB
VimL
473 lines
14 KiB
VimL
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" lookupfile.vim: See plugin/lookupfile.vim
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" Make sure line-continuations won't cause any problem. This will be restored
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" at the end
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let s:save_cpo = &cpo
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set cpo&vim
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" Some onetime initialization of variables
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if !exists('s:myBufNum')
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let s:windowName = '[Lookup File]'
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let s:myBufNum = -1
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let s:popupIsHidden = 0
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endif
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let g:lookupfile#lastPattern = ""
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let g:lookupfile#lastResults = []
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let g:lookupfile#lastStatsMsg = []
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let g:lookupfile#recentFiles = []
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function! lookupfile#OpenWindow(bang, initPat)
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let origWinnr = winnr()
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let _isf = &isfname
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let _splitbelow = &splitbelow
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set nosplitbelow
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try
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if s:myBufNum == -1
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" Temporarily modify isfname to avoid treating the name as a pattern.
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set isfname-=\
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set isfname-=[
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if exists('+shellslash')
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call genutils#OpenWinNoEa("1sp \\\\". escape(s:windowName, ' '))
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else
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call genutils#OpenWinNoEa("1sp \\". escape(s:windowName, ' '))
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endif
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let s:myBufNum = bufnr('%')
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else
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let winnr = bufwinnr(s:myBufNum)
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if winnr == -1
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call genutils#OpenWinNoEa('1sb '. s:myBufNum)
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else
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let wasVisible = 1
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exec winnr 'wincmd w'
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endif
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endif
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finally
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let &isfname = _isf
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let &splitbelow = _splitbelow
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endtry
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call s:SetupBuf()
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let initPat = ''
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if a:bang != ''
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let initPat = ''
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elseif a:initPat != ''
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let initPat = a:initPat
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elseif g:lookupfile#lastPattern != '' && g:LookupFile_PreserveLastPattern
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let initPat = g:lookupfile#lastPattern
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endif
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$
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if getline('.') !=# initPat
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silent! put=''
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call setline('.', initPat)
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endif
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startinsert!
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if !g:LookupFile_OnCursorMovedI
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" This is a hack to bring up the popup immediately, while reopening the
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" window, just for a better response.
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aug LookupFileCursorHoldImm
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au!
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au CursorMovedI <buffer> nested exec 'doautocmd LookupFile CursorHoldI' |
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\ au! LookupFileCursorHoldImm
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aug END
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endif
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call s:LookupFileSet()
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aug LookupFileReset
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au!
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au CursorMovedI <buffer> call <SID>LookupFileSet()
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au CursorMoved <buffer> call <SID>LookupFileSet()
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au WinEnter <buffer> call <SID>LookupFileSet()
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au TabEnter <buffer> call <SID>LookupFileSet()
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au WinEnter * call <SID>LookupFileReset(0)
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au TabEnter * call <SID>LookupFileReset(0)
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au CursorMoved * call <SID>LookupFileReset(0)
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" Better be safe than sorry.
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au BufHidden <buffer> call <SID>LookupFileReset(1)
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aug END
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endfunction
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function! lookupfile#CloseWindow()
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if bufnr('%') != s:myBufNum
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return
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endif
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call s:LookupFileReset(1)
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close
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endfunction
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function! lookupfile#ClearCache()
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let g:lookupfile#lastPattern = ""
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let g:lookupfile#lastResults = []
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endfunction
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function! s:LookupFileSet()
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if bufnr('%') != s:myBufNum || exists('s:_backspace')
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return
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endif
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let s:_backspace = &backspace
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set backspace=start
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let s:_completeopt = &completeopt
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set completeopt+=menuone
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let s:_updatetime = &updatetime
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let &updatetime = g:LookupFile_UpdateTime
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endfunction
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function! s:LookupFileReset(force)
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if a:force
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aug LookupFileReset
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au!
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aug END
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endif
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" Ignore the event while in the same buffer.
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if exists('s:_backspace') && (a:force || (bufnr('%') != s:myBufNum))
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let &backspace = s:_backspace
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let &completeopt = s:_completeopt
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let &updatetime = s:_updatetime
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unlet s:_backspace s:_completeopt s:_updatetime
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endif
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endfunction
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function! s:HidePopup()
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let s:popupIsHidden = 1
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return "\<C-E>"
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endfunction
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function! lookupfile#IsPopupHidden()
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return s:popupIsHidden
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endfunction
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function! s:SetupBuf()
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call genutils#SetupScratchBuffer()
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resize 1
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setlocal wrap
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setlocal bufhidden=hide
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setlocal winfixheight
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setlocal wrapmargin=0
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setlocal textwidth=0
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setlocal completefunc=lookupfile#Complete
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syn clear
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set ft=lookupfile
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" Setup maps to open the file.
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inoremap <silent> <buffer> <expr> <C-E> <SID>HidePopup()
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inoremap <silent> <buffer> <expr> <CR> <SID>AcceptFile(0, "\<CR>")
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inoremap <silent> <buffer> <expr> <C-O> <SID>AcceptFile(1, "\<C-O>")
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" This prevents the "Whole line completion" from getting triggered with <BS>,
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" however this might make the dropdown kind of flash.
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inoremap <buffer> <expr> <BS> pumvisible()?"\<C-E>\<BS>":"\<BS>"
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inoremap <buffer> <expr> <S-BS> pumvisible()?"\<C-E>\<BS>":"\<BS>"
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" Make <C-Y> behave just like <CR>
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imap <buffer> <C-Y> <CR>
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if g:LookupFile_EscCancelsPopup
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inoremap <buffer> <expr> <Esc> pumvisible()?"\<C-E>\<C-C>":"\<Esc>"
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endif
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inoremap <buffer> <expr> <silent> <Down> <SID>GetCommand(1, 1, "\<C-N>",
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\ "\"\\<Lt>C-N>\"")
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inoremap <buffer> <expr> <silent> <Up> <SID>GetCommand(1, 1, "\<C-P>",
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\ "\"\\<Lt>C-P>\"")
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inoremap <buffer> <expr> <silent> <PageDown> <SID>GetCommand(1, 0,
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\ "\<PageDown>", '')
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inoremap <buffer> <expr> <silent> <PageUp> <SID>GetCommand(1, 0,
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\ "\<PageUp>", '')
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nnoremap <silent> <buffer> o :OpenFile<CR>
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nnoremap <silent> <buffer> O :OpenFile!<CR>
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command! -buffer -nargs=0 -bang OpenFile
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\ :call <SID>OpenCurFile('<bang>' != '')
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command! -buffer -nargs=0 -bang AddPattern :call <SID>AddPattern()
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nnoremap <buffer> <silent> <Plug>LookupFile :call lookupfile#CloseWindow()<CR>
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inoremap <buffer> <silent> <Plug>LookupFile <C-E><C-C>:call lookupfile#CloseWindow()<CR>
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aug LookupFile
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au!
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if g:LookupFile_ShowFiller
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exec 'au' (g:LookupFile_OnCursorMovedI ? 'CursorMovedI' : 'CursorHoldI')
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\ '<buffer> call <SID>ShowFiller()'
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endif
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exec 'au' (g:LookupFile_OnCursorMovedI ? 'CursorMovedI' : 'CursorHoldI')
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\ '<buffer> call lookupfile#LookupFile(0)'
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aug END
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endfunction
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function! s:GetCommand(withPopupTrigger, withSkipPat, actCmd, innerCmd)
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let cmd = ''
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if a:withPopupTrigger && !pumvisible()
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let cmd .= "\<C-X>\<C-U>"
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endif
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let cmd .= a:actCmd. "\<C-R>=(getline('.') == lookupfile#lastPattern) ? ".
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\ a:innerCmd." : ''\<CR>"
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return cmd
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endfunction
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function! s:AddPattern()
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if g:LookupFile_PreservePatternHistory
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silent! put! =g:lookupfile#lastPattern
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$
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endif
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endfunction
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function! s:AcceptFile(splitWin, key)
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if s:popupIsHidden
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return a:key
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endif
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if !pumvisible()
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call lookupfile#LookupFile(0, 1)
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endif
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let acceptCmd = ''
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if type(g:LookupFile_LookupAcceptFunc) == 2 ||
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\ (type(g:LookupFile_LookupAcceptFunc) == 1 &&
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\ substitute(g:LookupFile_LookupAcceptFunc, '\s', '', 'g') != '')
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let acceptCmd = call(g:LookupFile_LookupAcceptFunc, [a:splitWin, a:key])
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else
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let acceptCmd = lookupfile#AcceptFile(a:splitWin, a:key)
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endif
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return (!pumvisible() ? "\<C-X>\<C-U>" : '').acceptCmd
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endfunction
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function! s:IsValid(fileName)
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if bufnr('%') != s:myBufNum || a:fileName == ''
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return 0
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endif
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if !filereadable(a:fileName) && !isdirectory(a:fileName)
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if g:LookupFile_AllowNewFiles
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" Check if the parent directory exists, then we can create a new buffer
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" (Ido feature)
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let parent = fnamemodify(a:fileName, ':h')
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if parent == '' || (parent != '' && !isdirectory(parent))
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return 1
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endif
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endif
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return 0
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endif
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return 1
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endfunction
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function! lookupfile#AcceptFile(splitWin, key)
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if len(g:lookupfile#lastResults) == 0 && !s:IsValid(getline('.'))
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return "\<C-O>:echohl ErrorMsg | echo 'No such file or directory' | echohl NONE\<CR>"
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endif
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" Skip the first match, which is essentially the same as pattern.
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let nextCmd = "\<C-N>\<C-R>=(getline('.') == lookupfile#lastPattern)?\"\\<C-N>\":''\<CR>"
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let acceptCmd = "\<C-Y>\<Esc>:AddPattern\<CR>:OpenFile".(a:splitWin?'!':'').
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\ "\<CR>"
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if getline('.') ==# g:lookupfile#lastPattern
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if len(g:lookupfile#lastResults) == 0
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" FIXME: shouldn't this be an error?
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let acceptCmd = acceptCmd
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elseif len(g:lookupfile#lastResults) == 1 || g:LookupFile_AlwaysAcceptFirst
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" If there is only one file, we will also select it (if not already
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" selected)
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let acceptCmd = nextCmd.acceptCmd
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else
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let acceptCmd = nextCmd
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endif
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endif
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return acceptCmd
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endfunction
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function! s:OpenCurFile(splitWin)
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let fileName = getline('.')
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if fileName =~ '^\s*$'
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return
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endif
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if !s:IsValid(fileName)
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echohl ErrorMsg | echo 'No such file or directory' | echohl NONE
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endif
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if type(g:LookupFile_LookupNotifyFunc) == 2 ||
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\ (type(g:LookupFile_LookupNotifyFunc) == 1 &&
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\ substitute(g:LookupFile_LookupNotifyFunc, '\s', '', 'g') != '')
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call call(g:LookupFile_LookupNotifyFunc, [])
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endif
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call lookupfile#CloseWindow()
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" Update the recent files list.
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if g:LookupFile_RecentFileListSize > 0
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let curPos = index(g:lookupfile#recentFiles, fileName)
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call add(g:lookupfile#recentFiles, fileName)
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if curPos != -1
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call remove(g:lookupfile#recentFiles, curPos)
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elseif len(g:lookupfile#recentFiles) > g:LookupFile_RecentFileListSize
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let g:lookupfile#recentFiles = g:lookupfile#recentFiles[
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\ -g:LookupFile_RecentFileListSize :]
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endif
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endif
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let bufnr = genutils#FindBufferForName(fileName)
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let winnr = bufwinnr(bufnr)
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if winnr == -1 && g:LookupFile_SearchForBufsInTabs
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for i in range(tabpagenr('$'))
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if index(tabpagebuflist(i+1), bufnr) != -1
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" Switch to the tab and set winnr.
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exec 'tabnext' (i+1)
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let winnr = bufwinnr(bufnr)
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endif
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endfor
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endif
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if winnr != -1
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exec winnr.'wincmd w'
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else
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let splitOpen = 0
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if &switchbuf ==# 'split' || a:splitWin
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let splitOpen = 1
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endif
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" First try opening as a buffer, if it fails, we will open as a file.
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try
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if bufnr == -1
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throw ''
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endif
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exec (splitOpen?'s':'').'buffer' bufnr
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catch /^Vim\%((\a\+)\)\=:E325/
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" Ignore, this anyway means the file was found.
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catch
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try
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exec (splitOpen?'split':'edit') fileName
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catch /^Vim\%((\a\+)\)\=:E325/
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" Ignore, this anyway means the file was found.
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endtry
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endtry
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endif
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endfunction
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function! s:ShowFiller()
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return lookupfile#LookupFile(1)
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endfunction
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function! lookupfile#Complete(findstart, base)
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if a:findstart
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return 0
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else
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call lookupfile#LookupFile(0, 1, a:base)
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return g:lookupfile#lastStatsMsg+g:lookupfile#lastResults
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endif
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endfunction
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function! lookupfile#LookupFile(showingFiller, ...)
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let generateMode = (a:0 == 0 ? 0 : a:1)
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if generateMode
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let pattern = (a:0 > 1) ? a:2 : getline('.')
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else
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let pattern = getline('.')
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" The normal completion behavior is to stop completion when cursor is moved.
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if col('.') == 1 || (col('.') != col('$'))
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return ''
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endif
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endif
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if pattern == '' || (pattern ==# g:lookupfile#lastPattern && pumvisible())
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return ''
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endif
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if s:popupIsHidden && g:lookupfile#lastPattern ==# pattern
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return ''
|
||
|
|
endif
|
||
|
|
let s:popupIsHidden = 0
|
||
|
|
|
||
|
|
let statusMsg = ''
|
||
|
|
if pattern == ' '
|
||
|
|
if len(g:lookupfile#recentFiles) == 0
|
||
|
|
let statusMsg = '<<< No recent files >>>'
|
||
|
|
let files = []
|
||
|
|
else
|
||
|
|
let statusMsg = '<<< Showing '.len(g:lookupfile#recentFiles).' recent files >>>'
|
||
|
|
let files = reverse(copy(g:lookupfile#recentFiles))
|
||
|
|
endif
|
||
|
|
elseif strlen(pattern) < g:LookupFile_MinPatLength
|
||
|
|
let statusMsg = '<<< Type at least '.g:LookupFile_MinPatLength.
|
||
|
|
\ ' characters >>>'
|
||
|
|
let files = []
|
||
|
|
" We ignore filler when we have the result in hand.
|
||
|
|
elseif g:lookupfile#lastPattern ==# pattern
|
||
|
|
" This helps at every startup as we start with the previous pattern.
|
||
|
|
let files = g:lookupfile#lastResults
|
||
|
|
elseif a:showingFiller
|
||
|
|
" Just show a filler and return. We could return this as the only match, but
|
||
|
|
" unless 'completeopt' has "menuone", menu doesn't get shown.
|
||
|
|
let statusMsg = '<<< Looking up files... hit ^C to break >>>'
|
||
|
|
let files = []
|
||
|
|
else
|
||
|
|
if type(g:LookupFile_LookupFunc) == 2 ||
|
||
|
|
\ (type(g:LookupFile_LookupFunc) == 1 &&
|
||
|
|
\ substitute(g:LookupFile_LookupFunc, '\s', '', 'g') != '')
|
||
|
|
let files = call(g:LookupFile_LookupFunc, [pattern])
|
||
|
|
else
|
||
|
|
let _tags = &tags
|
||
|
|
try
|
||
|
|
let &tags = eval(g:LookupFile_TagExpr)
|
||
|
|
let taglist = taglist(g:LookupFile_TagsExpandCamelCase ?
|
||
|
|
\ lookupfile#ExpandCamelCase(pattern) : pattern)
|
||
|
|
catch
|
||
|
|
echohl ErrorMsg | echo "Exception: " . v:exception | echohl NONE
|
||
|
|
return ''
|
||
|
|
finally
|
||
|
|
let &tags = _tags
|
||
|
|
endtry
|
||
|
|
|
||
|
|
" Show the matches for what is typed so far.
|
||
|
|
if g:LookupFile_UsingSpecializedTags
|
||
|
|
let files = map(taglist, '{'.
|
||
|
|
\ '"word": fnamemodify(v:val["filename"], ":p"), '.
|
||
|
|
\ '"abbr": v:val["name"], '.
|
||
|
|
\ '"menu": fnamemodify(v:val["filename"], ":h"), '.
|
||
|
|
\ '"dup": 1, '.
|
||
|
|
\ '}')
|
||
|
|
else
|
||
|
|
let files = map(taglist, 'fnamemodify(v:val["filename"], ":p")')
|
||
|
|
endif
|
||
|
|
endif
|
||
|
|
|
||
|
|
let pat = g:LookupFile_FileFilter
|
||
|
|
if pat != ''
|
||
|
|
call filter(files, '(type(v:val) == 4) ? v:val["word"] !~ pat : v:val !~ pat')
|
||
|
|
endif
|
||
|
|
|
||
|
|
if g:LookupFile_SortMethod ==# 'alpha'
|
||
|
|
" When UsingSpecializedTags, sort by the actual name (Timothy, Guo
|
||
|
|
" (firemeteor dot guo at gmail dot com)).
|
||
|
|
if type(get(files, 0)) == 4
|
||
|
|
call sort(files, "s:CmpByName")
|
||
|
|
else
|
||
|
|
call sort(files)
|
||
|
|
endif
|
||
|
|
endif
|
||
|
|
let g:lookupfile#lastPattern = pattern
|
||
|
|
let g:lookupfile#lastResults = files
|
||
|
|
endif
|
||
|
|
if statusMsg == ''
|
||
|
|
if len(files) > 0
|
||
|
|
let statusMsg = '<<< '.len(files).' Matching >>>'
|
||
|
|
else
|
||
|
|
let statusMsg = '<<< None Matching >>>'
|
||
|
|
endif
|
||
|
|
endif
|
||
|
|
let msgLine = [{'word': pattern, 'abbr': statusMsg, 'menu': pattern}]
|
||
|
|
let g:lookupfile#lastStatsMsg = msgLine
|
||
|
|
if !generateMode
|
||
|
|
call complete(1, msgLine+files)
|
||
|
|
endif
|
||
|
|
return ''
|
||
|
|
endfunction
|
||
|
|
|
||
|
|
function! lookupfile#ExpandCamelCase(str)
|
||
|
|
let pat = a:str
|
||
|
|
" Check if there are at least two consecutive uppercase letters to turn on
|
||
|
|
" the CamelCase expansion.
|
||
|
|
if match(a:str, '\u\u') != -1
|
||
|
|
let pat = '\C'.substitute(a:str, '\u\+',
|
||
|
|
\ '\=substitute(submatch(0), ".", '."'".'&\\U*'."'".', "g")', 'g')
|
||
|
|
let @*=pat
|
||
|
|
endif
|
||
|
|
return pat
|
||
|
|
endfunction
|
||
|
|
|
||
|
|
function! s:CmpByName(i1, i2)
|
||
|
|
let ileft = a:i1["abbr"]
|
||
|
|
let iright = a:i2["abbr"]
|
||
|
|
return ileft == iright ? 0 : ileft > iright ? 1 : -1
|
||
|
|
endfunc
|
||
|
|
|
||
|
|
" Restore cpo.
|
||
|
|
let &cpo = s:save_cpo
|
||
|
|
unlet s:save_cpo
|
||
|
|
|
||
|
|
" vim6:fdm=marker et sw=2
|