Re: display the title of current fold in the statusline

... modified to show the full "fold-tree" like here:
http://s13.postimg.org/9tql8bpzb/statusline.png

highlight link StatFname StatusLine
highlight link StatFenc StatusLineNC
highlight link StatPath LineNr
highlight link StatLnum StatusLineNC

highlight link StatFnameINS StatusLine
highlight link StatFencINS StatPath
highlight link StatPathINS ModeMsg
highlight link StatLnumINS StatPath

highlight link StatFnameNC StatusLineNC
highlight link StatFencNC StatFnameNC
highlight link StatPathNC StatFnameNC
highlight link StatLnumNC StatFnameNC

set laststatus=2
set lazyredraw
set foldenable
set foldmethod=marker

let &statusline = "%!StatusLine( '' )"

function StatusLine( mode )

let statusline = '%#StatFname' . a:mode . '#'
let statusline .= '%w%t%r%m '

let statusline .= '%#StatFenc' . a:mode . '# '
let statusline .= '[' . (&binary ? 'binary' : (&fenc . (&bomb ? '-bom' : ''))) . ' ' . &ff . '] '

let statusline .= '%#StatPath' . a:mode . '# '
let statusline .= '%<'

let path = expand( '%:p:h' ) . (has( 'win32' ) ? '\' : '/')

let level = foldlevel( '.' )
let closed = foldclosed( '.' )
if (a:mode == 'INS') && (level > 0)

let save_foldtext = &foldtext
set foldtext=StatFoldText()

foldclose!
let i = 0
let delim = ''
while i < level
let statusline .= delim . foldtextresult( foldclosed( '.' ) )
foldopen
let i += 1
let delim = ' >> '
endwhile

if closed >= 0
foldclose
endif

let &foldtext = save_foldtext

else

let statusline .= path

endif

let statusline .= '%='

let statusline .= '%#StatLnum' . a:mode . '# '
let statusline .= '%3v | %5l/%L (%3p%%)'

return statusline

endfunction

function StatFoldText()
return substitute( foldtext(), '^.\{-}: \|\s\+$', '', 'g' )
endfunction

autocmd WinEnter,InsertLeave * let &l:statusline = "%!StatusLine( '' )"
autocmd InsertEnter,InsertChange * let &l:statusline = "%!StatusLine( 'INS' )"
autocmd WinLeave * let &l:statusline = "%!StatusLine( 'NC' )"

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