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--[[
Example of a custom powerline-like tab line.
Usage example for `vifmrc`:
set tabline=#tabline#fmt
User colors for a color scheme:
" colors:
" - active tab bg = 231
" - active tab fg = 232
" - inactive tab bg = 237
" - inactive tab fg = 7
hi User11 ctermfg=232 ctermbg=231 cterm=bold " active start
hi User12 ctermfg=231 ctermbg=237 cterm=bold " active-to-inactive end
hi User13 ctermfg=231 ctermbg=-1 cterm=bold " last active end
hi User14 ctermfg=7 ctermbg=237 cterm=bold " inactive start
hi User15 ctermfg=237 ctermbg=231 cterm=bold " before active end
hi User16 ctermfg=237 ctermbg=-1 cterm=bold " last inactive end
--]]
local function fmt(info)
local ntabs = vifm.tabs.getcount({ other = info.other })
local ctab = vifm.tabs.getcurrent({ other = info.other })
local format = ''
for idx = 1, ntabs do
local tab = vifm.tabs.get({ index = idx, other = info.other })
local view = tab:getview()
local name = tab:getname()
if #name == 0 then
name = vifm.fnamemodify(view.cwd, ':t') .. '/'
end
local cv = view.custom
if cv ~= nil then
local title = cv.title
if cv.type == 'tree' then
title = 'tree'
end
name = string.format('[%s] %s', title, name)
end
name = string.gsub(name, '%%', '%%%%')
local islast = (idx == ntabs)
local active = (idx == ctab)
local startc = active and 11 or 14
local endc
if active then
endc = islast and 13 or 12
else
endc = islast and 16 or 15
end
-- special case: inactive tab followed by another inactive tab
local tail = ''
if not active and not islast and idx ~= ctab - 1 then
tail = ''
endc = 14
end
local label = string.format('%%%d* %d: %s %%%d*%s',
startc, idx, name, endc, tail)
format = format .. label
end
return { format = format }
end
local added = vifm.addhandler {
name = 'fmt',
handler = fmt,
}
if not added then
vifm.sb.error('Failed to register #%s#fmt', vifm.plugin.name)
end
return {}
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