vim-airline/autoload/airline.vim

211 lines
5.9 KiB
VimL
Raw Blame History

This file contains invisible Unicode characters

This file contains invisible Unicode characters that are indistinguishable to humans but may be processed differently by a computer. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

" MIT License. Copyright (c) 2013-2016 Bailey Ling.
" vim: et ts=2 sts=2 sw=2
scriptencoding utf-8
let g:airline_statusline_funcrefs = get(g:, 'airline_statusline_funcrefs', [])
let s:sections = ['a','b','c','gutter','x','y','z', 'error', 'warning']
let s:inactive_funcrefs = []
function! airline#add_statusline_func(name)
call airline#add_statusline_funcref(function(a:name))
endfunction
function! airline#add_statusline_funcref(function)
if index(g:airline_statusline_funcrefs, a:function) >= 0
echohl WarningMsg
echo 'The airline statusline funcref '.string(a:function).' has already been added.'
echohl NONE
return
endif
call add(g:airline_statusline_funcrefs, a:function)
endfunction
function! airline#remove_statusline_func(name)
let i = index(g:airline_statusline_funcrefs, function(a:name))
if i > -1
call remove(g:airline_statusline_funcrefs, i)
endif
endfunction
function! airline#add_inactive_statusline_func(name)
call add(s:inactive_funcrefs, function(a:name))
endfunction
function! airline#load_theme()
if exists('*airline#themes#{g:airline_theme}#refresh')
call airline#themes#{g:airline_theme}#refresh()
endif
let palette = g:airline#themes#{g:airline_theme}#palette
call airline#themes#patch(palette)
if exists('g:airline_theme_patch_func')
let Fn = function(g:airline_theme_patch_func)
call Fn(palette)
endif
call airline#highlighter#load_theme()
call airline#extensions#load_theme()
call airline#update_statusline()
endfunction
function! airline#switch_theme(name)
try
let palette = g:airline#themes#{a:name}#palette "also lazy loads the theme
let g:airline_theme = a:name
catch
echohl WarningMsg | echo 'The specified theme cannot be found.' | echohl NONE
if exists('g:airline_theme')
return
else
let g:airline_theme = 'dark'
endif
endtry
let w:airline_lastmode = ''
call airline#load_theme()
silent doautocmd User AirlineAfterTheme
" this is required to prevent clobbering the startup info message, i don't know why...
call airline#check_mode(winnr())
endfunction
function! airline#switch_matching_theme()
if exists('g:colors_name')
let existing = g:airline_theme
let theme = substitute(tolower(g:colors_name), '-', '_', 'g')
try
let palette = g:airline#themes#{theme}#palette
call airline#switch_theme(theme)
return 1
catch
for map in items(g:airline_theme_map)
if match(g:colors_name, map[0]) > -1
try
let palette = g:airline#themes#{map[1]}#palette
call airline#switch_theme(map[1])
catch
call airline#switch_theme(existing)
endtry
return 1
endif
endfor
endtry
endif
return 0
endfunction
function! airline#update_statusline()
if airline#util#getwinvar(winnr(), 'airline_disabled', 0)
return
endif
for nr in filter(range(1, winnr('$')), 'v:val != winnr()')
if airline#util#getwinvar(nr, 'airline_disabled', 0)
continue
endif
call setwinvar(nr, 'airline_active', 0)
let context = { 'winnr': nr, 'active': 0, 'bufnr': winbufnr(nr) }
call s:invoke_funcrefs(context, s:inactive_funcrefs)
endfor
unlet! w:airline_render_left w:airline_render_right
exe 'unlet! ' 'w:airline_section_'. join(s:sections, ' w:airline_section_')
let w:airline_active = 1
let context = { 'winnr': winnr(), 'active': 1, 'bufnr': winbufnr(winnr()) }
call s:invoke_funcrefs(context, g:airline_statusline_funcrefs)
endfunction
let s:contexts = {}
let s:core_funcrefs = [
\ function('airline#extensions#apply'),
\ function('airline#extensions#default#apply') ]
function! s:invoke_funcrefs(context, funcrefs)
let builder = airline#builder#new(a:context)
let err = airline#util#exec_funcrefs(a:funcrefs + s:core_funcrefs, builder, a:context)
if err == 1
let a:context.line = builder.build()
let s:contexts[a:context.winnr] = a:context
call setwinvar(a:context.winnr, '&statusline', '%!airline#statusline('.a:context.winnr.')')
endif
endfunction
function! airline#statusline(winnr)
if has_key(s:contexts, a:winnr)
return '%{airline#check_mode('.a:winnr.')}'.s:contexts[a:winnr].line
endif
" in rare circumstances this happens...see #276
return ''
endfunction
function! airline#check_mode(winnr)
if !exists("s:airline_run")
let s:airline_run = 0
endif
let s:airline_run += 1
let context = s:contexts[a:winnr]
if get(w:, 'airline_active', 1)
let l:m = mode()
if exists("*term_list") && index(term_list(), bufnr('')) > -1
let l:m = "t"
endif
if l:m ==# "i"
let l:mode = ['insert']
elseif l:m ==# "R"
let l:mode = ['replace']
elseif l:m =~# '\v(v|V||s|S|)'
let l:mode = ['visual']
elseif l:m ==# "t"
let l:mode = ['terminal']
else
let l:mode = ['normal']
endif
let w:airline_current_mode = get(g:airline_mode_map, l:m, l:m)
else
let l:mode = ['inactive']
let w:airline_current_mode = get(g:airline_mode_map, '__')
endif
if g:airline_detect_modified && &modified
call add(l:mode, 'modified')
endif
if g:airline_detect_paste && &paste
call add(l:mode, 'paste')
endif
if g:airline_detect_crypt && exists("+key") && !empty(&key)
call add(l:mode, 'crypt')
endif
if g:airline_detect_spell && &spell
call add(l:mode, 'spell')
endif
if &readonly || ! &modifiable
call add(l:mode, 'readonly')
endif
let mode_string = join(l:mode)
if s:airline_run < 3
" skip this round.
" When this function is run too early after startup,
" it forces a redraw by vim which will remove the intro screen.
let w:airline_lastmode = mode_string
return ''
endif
if get(w:, 'airline_lastmode', '') != mode_string
call airline#highlighter#highlight_modified_inactive(context.bufnr)
call airline#highlighter#highlight(l:mode, context.bufnr)
let w:airline_lastmode = mode_string
endif
return ''
endfunction