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Add BufTabLineHiddenAlt highlight group for easier legibility #49

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Add BufTabLineHiddenAlt highlight group for easier legibility #49

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2 changes: 2 additions & 0 deletions doc/buftabline.txt
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Original file line number Diff line number Diff line change
Expand Up @@ -123,6 +123,8 @@ The highlight groups and their default links are as follows:
*BufTabLineCurrent* |TabLineSel| Buffer shown in current window
*BufTabLineActive* |PmenuSel| Buffer shown in other window
*BufTabLineHidden* |TabLine| Buffer not currently visible
*BufTabLineHiddenAlt* |TabLineFill| Buffer not currently visible,
alternative color
*BufTabLineFill* |TabLineFill| Empty area


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15 changes: 9 additions & 6 deletions plugin/buftabline.vim
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Original file line number Diff line number Diff line change
Expand Up @@ -32,10 +32,11 @@ scriptencoding utf-8
augroup BufTabLine
autocmd!

hi default link BufTabLineCurrent TabLineSel
hi default link BufTabLineActive PmenuSel
hi default link BufTabLineHidden TabLine
hi default link BufTabLineFill TabLineFill
hi default link BufTabLineCurrent TabLineSel
hi default link BufTabLineActive PmenuSel
hi default link BufTabLineHidden TabLine
hi default link BufTabLineHiddenAlt TabLineFill
hi default link BufTabLineFill TabLineFill

let g:buftabline_numbers = get(g:, 'buftabline_numbers', 0)
let g:buftabline_indicators = get(g:, 'buftabline_indicators', 0)
Expand Down Expand Up @@ -64,10 +65,11 @@ function! buftabline#render()
let tabs_per_tail = {}
let currentbuf = winbufnr(0)
let screen_num = 0
let ordinal_num = 0
for bufnum in bufnums
let screen_num = show_num ? bufnum : show_ord ? screen_num + 1 : ''
let screen_num = show_num ? bufnum : show_ord ? ordinal_num : ''
let tab = { 'num': bufnum }
let tab.hilite = currentbuf == bufnum ? 'Current' : bufwinnr(bufnum) > 0 ? 'Active' : 'Hidden'
let tab.hilite = currentbuf == bufnum ? 'Current' : bufwinnr(bufnum) > 0 ? 'Active' : ordinal_num % 2 == 0 ? 'Hidden' : 'HiddenAlt'
if currentbuf == bufnum | let [centerbuf, s:centerbuf] = [bufnum, bufnum] | endif
let bufpath = bufname(bufnum)
if strlen(bufpath)
Expand All @@ -85,6 +87,7 @@ function! buftabline#render()
\ . ( screen_num ? screen_num : '*' )
endif
let tabs += [tab]
let ordinal_num = ordinal_num+1
endfor

" disambiguate same-basename files by adding trailing path segments
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