164 lines
7.1 KiB
VimL
164 lines
7.1 KiB
VimL
" Show the statusline above the commandline.
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set laststatus=2
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" Define color variables.
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let g:statusline#light_green = {'fg': ['235', '#080808'], 'bg': [ '35', '#0087ff']}
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let g:statusline#light_blue = {'fg': ['235', '#080808'], 'bg': [ '33', '#0087ff']}
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let g:statusline#light_orange = {'fg': ['235', '#080808'], 'bg': ['209', '#eb754d']}
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let g:statusline#light_red = {'fg': ['235', '#080808'], 'bg': ['124', '#af0000']}
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let g:statusline#light_grey = {'fg': ['250', "#bcbcbc"], 'bg': ['236', "#303030"]}
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let g:statusline#light_violet = {'fg': ['235', '#080808'], 'bg': [ '99', '#986fec']}
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let g:statusline#dark_white = {'fg': [ '15', '#ffffff'], 'bg': ['233', '#121212']}
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let g:statusline#dark_yellow = {'fg': ['179', '#dfaf5f'], 'bg': ['233', '#121212']}
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" Create highlight groups.
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function! s:hi(group, color) abort
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execute 'highlight '.a:group
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\.' ctermfg='.a:color['fg'][0].' ctermbg='.a:color['bg'][0]
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\.' guifg='.a:color['fg'][1].' guibg='.a:color['fg'][1]
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endfunction
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" StatusLineLight is shows the mode and cursor information, it is dynamically
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" changed by statusline#mode(), give it a default.
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call s:hi('StatusLineLight', g:statusline#light_grey)
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" StatusLineDusk is shows additional information which is not always present,
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" give it a muted color.
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call s:hi('StatusLineDusk', g:statusline#light_grey)
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" StatusLineDark shows the filename and filetype and takes up most of the
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" statusline, give it a dark background.
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call s:hi('StatusLineDark', g:statusline#dark_white)
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" StatusLineChange show changes in the file by changing the colour of the
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" filename, give if a dark background.
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call s:hi('StatusLineChange', g:statusline#dark_yellow)
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" Construct a statusline for special buffer types.
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function! statusline#special(group, name, title)
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" Display current mode with dynamic highlights.
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let l:mode = '%#'.a:group.'# '.a:name.' '
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" Display filename with dark highlights.
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let l:file = '%#StatusLineDark# '.a:title
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" Display current/total lines and column with dynamic highlights.
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let l:line = '%#'.a:group.'# ☰ %l/%L ㏑%2c '
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" Combine the elements into a single string to be evaluated.
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return l:mode.l:file.'%='.l:line
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endfunction
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" Construct a statusline for generic buffer types.
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function! statusline#generic(group, mode)
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" Display current mode with dynamic highlights.
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let l:mode = '%#'.a:group.'# '.a:mode.' '
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" Display spell or paste if set with dusk highlights in a group to swallow
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" the spaces when empty.
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let l:edit = '%#StatusLineDusk#%( '
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\.'%{&spell ? "Spell " : ""}'
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\.'%{&paste ? "Paste " : ""}'
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\.'%)'
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" Display filename with dark or changed highlights.
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let l:file = (&modified ? '%#StatusLineChange#' : '%#StatusLineDark#').' %f'
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" Display readonly and nomodifiable if set.
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let l:state = '%#StatusLineDark#'
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\.'%{&readonly ? " 🔒" : ""}'
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\.'%{&modifiable ? "" : " ⛔"}'
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" Display filetype if set.
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let l:type = '%#StatusLineDark# %{&filetype} '
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" Display fileencoding if not utf-8 and fileformat if not unix with dusk
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" highlights in a group to swallow spaces when empty.
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let l:format = '%#StatusLineDusk#%( '
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\.'%{&fileencoding ==# "utf-8" ? "" : &fileencoding}'
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\.'%{&fileformat ==# "unix" ? "" : "[".&fileformat."]"}'
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\.' %)'
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" Display current/total lines and column with dynamic highlights.
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let l:line = '%#'.a:group.'# ☰ %l/%L ㏑%2c '
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" Combine the elements into a single string to be evaluated.
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return l:mode.l:edit.l:file.l:state.'%='.l:type.l:format.l:line
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endfunction
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" Define active statusline, this statusline is dynamic with StatusLineLight
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" being updated based on the current mode and only used for current buffer.
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function! statusline#active()
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let l:mode = statusline#mode()
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if &buftype ==# 'help'
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if l:mode ==# 'Normal'
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let l:mode = 'Help'
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endif
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return statusline#special('StatusLineLight', l:mode, '%F')
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elseif &buftype ==# 'quickfix'
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" Quickfix list and location list have the same buftype, the window has a
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" loclist flag, query the window info.
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let l:info = getwininfo(win_getid())[0]
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if l:mode ==# 'Normal'
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let l:mode = l:info['loclist'] ? 'Location' : 'Quickfix'
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endif
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return statusline#special('StatusLineLight', l:mode,
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\ get(l:info['variables'], 'quickfix_title', ''))
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elseif &buftype ==# 'terminal'
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return statusline#special('StatusLineLight', 'Terminal', '%f')
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elseif &previewwindow
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if l:mode ==# 'Normal'
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let l:mode = 'Preview'
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endif
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return statusline#generic('StatusLineLight', l:mode)
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elseif &filetype ==# 'man'
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return statusline#special('StatusLineDusk', 'Manual', '%f')
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endif
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return statusline#generic('StatusLineLight', l:mode)
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endfunction
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" Define inactive statusline, this remains static until the buffer gains
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" focus again.
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function! statusline#inactive()
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if &buftype ==# 'help'
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let l:statusline = statusline#special('StatusLineDusk', 'Help', '%F')
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elseif &buftype ==# 'quickfix'
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" Quickfix list and location list have the same buftype, the window has a
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" loclist flag, query the window info.
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let l:info = getwininfo(win_getid())[0]
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let l:statusline = statusline#special('StatusLineDusk',
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\ l:info['loclist'] ? 'Location' : 'Quickfix',
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\ get(l:info['variables'], 'quickfix_title', ''))
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elseif &buftype ==# 'terminal'
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let l:statusline = statusline#special('StatusLineDusk', 'Terminal', '%f')
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elseif &previewwindow
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let l:statusline = statusline#generic('StatusLineDusk', 'Preview')
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elseif &filetype ==# 'man'
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let l:statusline = statusline#special('StatusLineDusk', 'Manual', '%f')
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else
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let l:statusline = statusline#generic('StatusLineDusk', 'Idle')
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endif
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" Escape spaces and double quotes for use in setlocal.
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let l:statusline = substitute(l:statusline, '\([ "]\)', '\\\0', 'g')
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execute 'setlocal statusline='.l:statusline
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endfunction
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" Get statusline mode and update StatusLineLight.
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function! statusline#mode()
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" Map modes to a human readable name and a color.
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let l:mode = {
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\ 'n': ['Normal', g:statusline#light_green],
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\ 'i': ['Insert', g:statusline#light_blue],
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\ 'c': ['Command', g:statusline#light_green],
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\ 'v': ['Visual', g:statusline#light_orange],
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\ 'V': ['V-Line', g:statusline#light_orange],
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\ '': ['V-Block', g:statusline#light_orange],
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\ 'R': ['Replace', g:statusline#light_red],
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\ 's': ['Select', g:statusline#light_violet],
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\ 'S': ['S-Line', g:statusline#light_violet],
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\ '': ['S-Block', g:statusline#light_violet],
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\ 't': ['Terminal', g:statusline#light_blue],
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\ '!': ['Shell', g:statusline#light_grey],
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\}[mode()]
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" Update the StatusLineLight color.
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call s:hi('StatusLineLight', l:mode[1])
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return l:mode[0]
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endfunction
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" Setup autocmds to set the statusline per buffer.
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augroup benieStatusLine
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autocmd!
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" Dynamically update the current buffer mode and color changes using %! to
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" call a function which is always evaluated on statusline update.
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autocmd BufEnter,WinEnter,BufWinEnter * setlocal statusline=%!statusline#active()
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" Statically set the statusline when leaving the buffer.
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autocmd BufLeave,WinLeave * call statusline#inactive()
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augroup END
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