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move the path string truncation into Path#str()

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This commit is contained in:
marty 2009-11-22 18:25:23 +13:00
parent a713a86f06
commit f34986d30f
1 changed files with 12 additions and 8 deletions
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20
plugin/NERD_tree.vim
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@ -2208,16 +2208,18 @@ endfunction
"The dict may have the following keys:
" 'format'
" 'escape'
" 'truncateTo'
"
"The 'format' key may have a value of:
" 'Cd' - a string to be used with the :cd command
" 'Edit' - a string to be used with :e :sp :new :tabedit etc
" 'UI' - a string used in the NERD tree UI
"
"If not specified, a generic unix style path string will be returned
"
"The 'escape' key, if specified will cause the output to be escaped with
"shellescape()
"
"The 'truncateTo' key causes the resulting string to be truncated to the value
"'truncateTo' maps to. A '<' char will be prepended.
function! s:Path.str(...)
let options = a:0 ? a:1 : {}
let toReturn = ""
@ -2237,6 +2239,13 @@ function! s:Path.str(...)
let toReturn = shellescape(toReturn)
endif
if has_key(options, 'truncateTo')
let limit = options['truncateTo']
if len(toReturn) > limit
let toReturn = "<" . strpart(toReturn, len(toReturn) - limit + 1)
endif
endif
return toReturn
endfunction
@ -3133,12 +3142,7 @@ function! s:renderView()
call cursor(line(".")+1, col("."))
"draw the header line
let header = b:NERDTreeRoot.path.str({'format': 'UI'})
let wid = winwidth(0)
if len(header) > wid
let header = "<" . strpart(header, len(header) - wid + 1)
endif
let header = b:NERDTreeRoot.path.str({'format': 'UI', 'truncateTo': winwidth(0)})
call setline(line(".")+1, header)
call cursor(line(".")+1, col("."))