vim/vimrc.d/tabline.vim

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2018-04-17 17:18:15 +00:00
if exists("+showtabline")
" Rename tabs to show tab number.
" based on:
" http://stackoverflow.com/questions/5927952/whats-implementation-of-vims-default-tabline-function
function! MyTabLine()
let s = ''
let t = tabpagenr()
let i = 1
while i <= tabpagenr('$')
let buflist = tabpagebuflist(i)
let winnr = tabpagewinnr(i)
let s .= '%' . i . 'T'
let s .= (i == t ? '%1*' : '%2*')
let s .= (i == t ? '%#TabNumSel#' : '%#TabNum#')
let s .= i
let s .= '%#TabSeparator#:'
let s .= (i == t ? '%#TabLineItemSel#' : '%#TabLineItem#')
let bufnr = buflist[winnr - 1]
let file = bufname(bufnr)
let buftype = getbufvar(bufnr, '&buftype')
if buftype == 'help'
let file = 'help:' . fnamemodify(file, ':t:r')
elseif buftype == 'quickfix'
let file = 'quickfix'
elseif buftype == 'nofile'
if file =~ '\/.'
let file = substitute(file, '.*\/\ze.', '', '')
endif
else
let file = pathshorten(fnamemodify(file, ':p:~:.'))
endif
if file == ''
let file = '[]'
endif
let s .= file . ' '
let i = i + 1
endwhile
let s .= '%T%#TabLineFill#%='
let s .= '%#TabSeparator#"%#TabLineItemSel#%{v:register}%#TabSeparator#" '
let s .= " %#TabLineItemSel#%{ObsessionStatus(fnamemodify(v:this_session,':t'),'---')} %*"
return s
endfunction
highlight def link TabNum Comment
highlight def link TabNumSel String
highlight def link TabSeparator Comment
highlight def link TabLineItem Comment
highlight def link TabLineItemSel String
set showtabline=2
set tabline=%!MyTabLine()
endif " exists("+showtabline")