vim-airline/autoload/airline.vim

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" vim: ts=2 sts=2 sw=2 fdm=indent
let s:is_win32term = (has('win32') || has('win64')) && !has('gui_running')
let s:inactive_colors = g:airline#themes#{g:airline_theme}#inactive "also lazy loads the theme
let s:airline_highlight_map = {
\ 'mode' : 'Al2',
\ 'mode_separator' : 'Al3',
\ 'info' : 'Al4',
\ 'info_separator' : 'Al5',
\ 'statusline' : 'Al6',
\ 'file' : 'Al7',
\ }
let s:airline_highlight_groups = keys(s:airline_highlight_map)
function! airline#exec_highlight(group, colors)
exec printf('hi %s %s %s %s %s %s %s %s',
\ a:group,
\ a:colors[0] != '' ? 'guifg='.a:colors[0] : '',
\ a:colors[1] != '' ? 'guibg='.a:colors[1] : '',
\ a:colors[2] != '' ? 'ctermfg='.a:colors[2] : '',
\ a:colors[3] != '' ? 'ctermbg='.a:colors[3] : '',
\ a:colors[4] != '' ? 'gui='.a:colors[4] : '',
\ a:colors[4] != '' ? 'cterm='.a:colors[4] : '',
\ a:colors[4] != '' ? 'term='.a:colors[4] : '')
endfunction
call airline#exec_highlight('airline_inactive', s:inactive_colors.mode)
function! airline#highlight(modes)
" always draw the base mode, and then override any/all of the colors with _override
let mapped = map(a:modes, 'v:val == a:modes[0] ? v:val : a:modes[0]."_".v:val')
for mode in mapped
for key in s:airline_highlight_groups
if exists('g:airline#themes#{g:airline_theme}#{mode}[key]')
let colors = g:airline#themes#{g:airline_theme}#{mode}[key]
if s:is_win32term
let colors = map(colors, 'v:val != "" && v:val > 128 ? v:val - 128 : v:val')
endif
call airline#exec_highlight(s:airline_highlight_map[key], colors)
endif
endfor
endfor
endfunction
function! s:is_excluded_window()
for matchft in g:airline_exclude_filetypes
if matchft ==# &ft
return 1
endif
endfor
for matchw in g:airline_exclude_filenames
if matchstr(expand('%'), matchw) ==# matchw
return 1
endif
endfor
return 0
endfunction
function! s:apply_window_overrides()
call airline#extensions#clear_window_overrides()
if &buftype == 'quickfix'
let w:airline_section_a = 'Quickfix'
let w:airline_section_b = ''
let w:airline_section_c = ''
let w:airline_section_x = ''
endif
if &previewwindow
let w:airline_section_a = 'Preview'
let w:airline_section_b = ''
let w:airline_section_c = bufname(winbufnr(winnr()))
endif
for FuncRef in g:airline_window_override_funcrefs
call FuncRef()
endfor
endfunction
function! airline#update_externals()
let g:airline_externals_bufferline = g:airline_enable_bufferline && exists('g:bufferline_loaded') ? '%{bufferline#generate_string()}' : "%f%m"
let g:airline_externals_syntastic = g:airline_enable_syntastic && exists('g:loaded_syntastic_plugin') ? '%{SyntasticStatuslineFlag()}' : ''
let g:airline_externals_fugitive = g:airline_enable_fugitive && exists('g:loaded_fugitive') && strlen(fugitive#head()) > 0
\ ? g:airline_fugitive_prefix.fugitive#head() : ''
endfunction
function! s:get_section(key)
return exists('w:airline_section_{a:key}') ? w:airline_section_{a:key} : g:airline_section_{a:key}
endfunction
function! airline#update_statusline(active)
if s:is_excluded_window()
call setwinvar(winnr(), '&statusline', '')
return
endif
call airline#update_externals()
call s:apply_window_overrides()
let l:mode_color = a:active ? "%#Al2#" : "%#airline_inactive#"
let l:mode_sep_color = a:active ? "%#Al3#" : "%#airline_inactive#"
let l:info_color = a:active ? "%#Al4#" : "%#airline_inactive#"
let l:info_sep_color = a:active ? "%#Al5#" : "%#airline_inactive#"
let l:status_color = a:active ? "%#Al6#" : "%#airline_inactive#"
let l:file_flag_color = a:active ? "%#Al7#" : "%#airline_inactive#"
let sl = l:mode_color
if a:active
let sl.='%{airline#update_highlight()} '.s:get_section('a').' %{&paste ? g:airline_paste_symbol." " : ""}'
let sl.=l:mode_sep_color
let sl.=a:active ? g:airline_left_sep : g:airline_left_alt_sep
let sl.=l:info_color
let sl.=' '.s:get_section('b').' '
let sl.=l:info_sep_color
let sl.=g:airline_left_sep
let sl.=l:status_color.' %<'.s:get_section('c').' '
let sl.=exists('w:airline_section_gutter')
\ ? s:get_section('gutter')
\ : '%#warningmsg#'.g:airline_externals_syntastic.l:file_flag_color."%{&ro ? g:airline_readonly_symbol : ''}".l:status_color
else
let sl.=' %f'
endif
if !exists('w:airline_left_only')
let sl.='%= '.s:get_section('x').' '
let sl.=l:info_sep_color
let sl.=a:active ? g:airline_right_sep : g:airline_right_alt_sep
let sl.=l:info_color
let sl.=' '.s:get_section('y').' '
let sl.=l:mode_sep_color
let sl.=a:active ? g:airline_right_sep : g:airline_right_alt_sep
let sl.=l:mode_color
let sl.=' '.s:get_section('z').' '
endif
call setwinvar(winnr(), '&statusline', sl)
endfunction
let s:lastmode = ''
let g:airline_current_mode_text = ''
function! airline#update_highlight()
let l:m = mode()
if l:m ==# "i" || l:m ==# "R"
let l:mode = ['insert']
elseif l:m ==? "v" || l:m ==# ""
let l:mode = ['visual']
else
let l:mode = ['normal']
endif
if &modified
call add(l:mode, 'modified')
endif
if &paste
call add(l:mode, 'paste')
endif
if l:m ==# "R"
call add(l:mode, 'replace')
endif
if &previewwindow
call add(l:mode, 'preview')
endif
let mode_string = join(l:mode)
if s:lastmode != mode_string
call airline#highlight(l:mode)
let s:lastmode = mode_string
endif
let g:airline_current_mode_text = get(g:airline_mode_map, l:m, l:m)
return ''
endfunction