Re: Vim count selection and put in statusline

Thanks a lot Jürgen! I will try it later and modify it to fit exactly my needs.

2011/2/21 Jürgen Krämer-4 [via VIM]
<[hidden email]>:

>
> Hi,
>
> carlosp wrote:
>>
>> Dear all, I would like to know if there is some non-baroque way of, when
>> doing a selection of some text, set in the status line just the number of
>> characters in the selection (and of course, when one modifies the
>> selection,
>> as moving the coursor in the visual mode) the status line should be
>> updated
>> automatically. The solutions that occurred to me involve using external
>> commands (like wc -l) and then sending that to vim, each time I move the
>> selection etc. Does anyone knows a clean way of doing such a thing?
>
> put the following function in your .vimrc or in a file named
> ~/.vim/plugin/VisualSelectionSize.vim
>
>     function! VisualSelectionSize()
>         if mode() == "v"
>             " Exit and re-enter visual mode, because the marks
>             " ('< and '>) have not been updated yet.
>             exe "normal \<ESC>gv"
>             if line("'<") != line("'>")
>                 return (line("'>") - line("'<") + 1) . ' lines'
>             else
>                 return (col("'>") - col("'<") + 1) . ' chars'
>             endif
>         elseif mode() == "V"
>             exe "normal \<ESC>gv"
>             return (line("'>") - line("'<") + 1) . ' lines'
>         elseif mode() == "\<C-V>"
>             exe "normal \<ESC>gv"
>             return (line("'>") - line("'<") + 1) . 'x' . (abs(col("'>") -
> col("'<")) + 1) . ' block'
>         else
>             return ''
>         endif
>     endfunction
>
> and then change your 'statusline' option so that it contains
>
>     %{VisualSelectionSize()}
>
> at an appropriate place, e.g., with
>
>     :set statusline.=%(\ %{VisualSelectionSize()}%)
>
> you would append it to your current status line. The group %(...%) takes
> care of removing the space if VisualSelectionSize() returns an empty
> string when you are not in a visual mode.
>
> Regards,
> Jürgen
>
> --
> Sometimes I think the surest sign that intelligent life exists elsewhere
> in the universe is that none of it has tried to contact us.     (Calvin)
>
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