Readded goyo grr
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sources_non_forked/goyo.vim/plugin/goyo.vim
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sources_non_forked/goyo.vim/plugin/goyo.vim
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" Copyright (c) 2013 Junegunn Choi
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"
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" MIT License
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"
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" Permission is hereby granted, free of charge, to any person obtaining
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" a copy of this software and associated documentation files (the
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" "Software"), to deal in the Software without restriction, including
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" without limitation the rights to use, copy, modify, merge, publish,
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" distribute, sublicense, and/or sell copies of the Software, and to
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" permit persons to whom the Software is furnished to do so, subject to
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" the following conditions:
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"
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" The above copyright notice and this permission notice shall be
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" included in all copies or substantial portions of the Software.
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"
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" THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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" EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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" MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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" NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
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" LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
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" OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
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" WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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let s:cpo_save = &cpo
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set cpo&vim
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function! s:get_color(group, attr)
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return synIDattr(synIDtrans(hlID(a:group)), a:attr)
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endfunction
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function! s:set_color(group, attr, color)
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let gui = has('gui_running')
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execute printf("hi %s %s%s=%s", a:group, gui ? 'gui' : 'cterm', a:attr, a:color)
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endfunction
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function! s:blank()
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let main = bufwinnr(t:goyo_master)
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if main != -1
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execute main . 'wincmd w'
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else
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call s:goyo_off()
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endif
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endfunction
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function! s:init_pad(command)
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execute a:command
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setlocal buftype=nofile bufhidden=wipe nomodifiable nobuflisted noswapfile
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\ nonu nocursorline winfixwidth winfixheight statusline=\
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if exists('&rnu')
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setlocal nornu
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endif
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if exists('&colorcolumn')
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setlocal colorcolumn=
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endif
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let bufnr = winbufnr(0)
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execute winnr('#') . 'wincmd w'
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return bufnr
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endfunction
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function! s:setup_pad(bufnr, vert, size)
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let win = bufwinnr(a:bufnr)
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execute win . 'wincmd w'
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execute (a:vert ? 'vertical ' : '') . 'resize ' . max([0, a:size])
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augroup goyop
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autocmd WinEnter <buffer> call s:blank()
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augroup END
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" To hide scrollbars of pad windows in GVim
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let diff = winheight(0) - line('$') - (has('gui_running') ? 2 : 0)
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if diff > 0
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setlocal modifiable
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call append(0, map(range(1, diff), '""'))
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normal! gg
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setlocal nomodifiable
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endif
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execute winnr('#') . 'wincmd w'
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endfunction
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function! s:hmargin()
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let nwidth = max([len(string(line('$'))) + 1, &numberwidth])
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let width = t:goyo_width + (&number ? nwidth : 0)
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return (&columns - width)
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endfunction
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function! s:resize_pads()
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let hmargin = s:hmargin()
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let tmargin = get(g:, 'goyo_margin_top', 4)
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let bmargin = get(g:, 'goyo_margin_bottom', 4)
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augroup goyop
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autocmd!
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augroup END
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call s:setup_pad(t:goyo_pads.t, 0, tmargin - 1)
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call s:setup_pad(t:goyo_pads.b, 0, bmargin - 2)
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call s:setup_pad(t:goyo_pads.l, 1, hmargin / 2 - 1)
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call s:setup_pad(t:goyo_pads.r, 1, hmargin / 2 - 1)
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endfunction
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function! s:tranquilize()
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let bg = s:get_color('Normal', 'bg')
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for grp in ['NonText', 'FoldColumn', 'ColorColumn', 'VertSplit',
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\ 'StatusLine', 'StatusLineNC', 'SignColumn']
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" -1 on Vim / '' on GVim
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if bg == -1 || empty(bg)
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call s:set_color(grp, '', 'NONE')
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call s:set_color(grp, 'fg', get(g:, 'goyo_bg', 'black'))
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call s:set_color(grp, 'bg', 'NONE')
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else
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call s:set_color(grp, 'fg', bg)
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call s:set_color(grp, 'bg', bg)
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endif
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endfor
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endfunction
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function! s:goyo_on(width)
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" New tab
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tab split
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let t:goyo_master = winbufnr(0)
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let t:goyo_width = a:width
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let t:goyo_pads = {}
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let t:goyo_revert =
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\ { 'laststatus': &laststatus,
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\ 'showtabline': &showtabline,
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\ 'fillchars': &fillchars,
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\ 'winwidth': &winwidth,
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\ 'winheight': &winheight,
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\ 'statusline': &statusline,
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\ 'ruler': &ruler,
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\ 'sidescroll': &sidescroll,
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\ 'sidescrolloff': &sidescrolloff
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\ }
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if has('gui_running')
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let t:goyo_revert.guioptions = &guioptions
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endif
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" vim-gitgutter
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let t:goyo_disabled_gitgutter = get(g:, 'gitgutter_enabled', 0)
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if t:goyo_disabled_gitgutter
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GitGutterDisable
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endif
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" vim-airline
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let t:goyo_disabled_airline = exists("#airline")
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if t:goyo_disabled_airline
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AirlineToggle
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endif
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" vim-powerline
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let t:goyo_disabled_powerline = exists("#PowerlineMain")
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if t:goyo_disabled_powerline
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augroup PowerlineMain
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autocmd!
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augroup END
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augroup! PowerlineMain
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endif
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if !get(g:, 'goyo_linenr', 0)
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setlocal nonu
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if exists('&rnu')
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setlocal nornu
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endif
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endif
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if exists('&colorcolumn')
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setlocal colorcolumn=
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endif
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" Global options
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set winwidth=1
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set winheight=1
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set laststatus=0
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set showtabline=0
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set noruler
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set fillchars+=vert:\
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set fillchars+=stl:.
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set fillchars+=stlnc:\
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set sidescroll=1
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set sidescrolloff=0
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" Hide left-hand scrollbars
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if has('gui_running')
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set guioptions-=l
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set guioptions-=L
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endif
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let t:goyo_pads.l = s:init_pad('vertical new')
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let t:goyo_pads.r = s:init_pad('vertical rightbelow new')
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let t:goyo_pads.t = s:init_pad('topleft new')
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let t:goyo_pads.b = s:init_pad('botright new')
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call s:resize_pads()
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call s:tranquilize()
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let &statusline = repeat(' ', winwidth(0))
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if exists('g:goyo_callbacks[0]')
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call g:goyo_callbacks[0]()
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endif
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augroup goyo
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autocmd!
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autocmd BufWinLeave <buffer> call s:goyo_off()
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autocmd TabLeave * call s:goyo_off()
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autocmd VimResized * call s:resize_pads()
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autocmd ColorScheme * call s:tranquilize()
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augroup END
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endfunction
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function! s:goyo_off()
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if !exists('#goyo')
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return
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endif
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" Oops, not this tab
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if !exists('t:goyo_revert')
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return
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endif
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" Clear auto commands
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augroup goyo
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autocmd!
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augroup END
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augroup! goyo
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augroup goyop
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autocmd!
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augroup END
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augroup! goyop
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let goyo_revert = t:goyo_revert
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let goyo_disabled_gitgutter = t:goyo_disabled_gitgutter
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let goyo_disabled_airline = t:goyo_disabled_airline
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let goyo_disabled_powerline = t:goyo_disabled_powerline
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if tabpagenr() == 1
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tabnew
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normal! gt
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bd
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endif
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tabclose
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for [k, v] in items(goyo_revert)
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execute printf("let &%s = %s", k, string(v))
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endfor
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execute 'colo '. g:colors_name
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if goyo_disabled_gitgutter
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GitGutterEnable
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endif
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if goyo_disabled_airline && !exists("#airline")
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AirlineToggle
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AirlineRefresh
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endif
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if goyo_disabled_powerline && !exists("#PowerlineMain")
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doautocmd PowerlineStartup VimEnter
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silent! PowerlineReloadColorscheme
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endif
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if exists('#Powerline')
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doautocmd Powerline ColorScheme
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endif
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if exists('g:goyo_callbacks[1]')
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call g:goyo_callbacks[1]()
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endif
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endfunction
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function! s:goyo(...)
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let width = a:0 > 0 ? a:1 : get(g:, 'goyo_width', 80)
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if exists('#goyo') == 0
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call s:goyo_on(width)
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elseif a:0 > 0
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let t:goyo_width = width
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call s:resize_pads()
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else
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call s:goyo_off()
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end
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endfunction
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command! -nargs=? Goyo call s:goyo(<args>)
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let &cpo = s:cpo_save
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unlet s:cpo_save
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