Created
October 10, 2021 11:01
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let g:loaded_layout = 1 | |
let s:layout_path_def = expand('~/Desktop/layout.json') | |
command! -bar -nargs=0 LayoutSave :call s:save_layout() | |
command! -bar -nargs=0 LayoutLoad :call s:load_layout() | |
function! s:replace_winid2path(xs) abort | |
for x in a:xs | |
if x[0] == 'leaf' | |
let bname = bufname(winbufnr(x[1])) | |
if !empty(bname) | |
let x[1] = fnamemodify(bname, ':p') | |
else | |
let x[1] = '' | |
endif | |
else | |
call s:replace_winid2path(x[1]) | |
endif | |
endfor | |
endfunction | |
function! s:save_layout() abort | |
let xs = map(range(1, tabpagenr('$')), { i, x -> winlayout(x) }) | |
call s:replace_winid2path(xs) | |
call writefile([json_encode(xs)], get(g:, 'layout_path', s:layout_path_def)) | |
endfunction | |
function! s:load_layout() abort | |
let tagpage_layouts = json_decode(join(readfile(get(g:, 'layout_path', s:layout_path_def)), '')) | |
" keep only one window and one tabpage. | |
for n in range(2, tabpagenr('$')) | |
only! | |
tabclose | |
endfor | |
only! | |
enew | |
" restore tabpages and windows | |
for n in range(1, len(tagpage_layouts)) | |
if 1 < n | |
tabnew | |
endif | |
call s:restore_layout(tagpage_layouts[n - 1]) | |
endfor | |
" goto first tabpage | |
tabfirst | |
execute 1 'wincmd w' | |
endfunction | |
function! s:restore_layout(layout) abort | |
let id = a:layout[0] | |
if (id == 'row') || (id == 'col') | |
let winids = [win_getid()] | |
for n in range(1, len(a:layout[1])) | |
if n < len(a:layout[1]) | |
if id == 'row' | |
rightbelow vnew | |
else | |
rightbelow new | |
endif | |
let winids += [win_getid()] | |
endif | |
endfor | |
for n in range(1, len(a:layout[1])) | |
call win_gotoid(winids[n - 1]) | |
call s:restore_layout(a:layout[1][n - 1]) | |
endfor | |
elseif id == 'leaf' | |
if filereadable(a:layout[1]) | |
execute 'edit' a:layout[1] | |
endif | |
endif | |
endfunction | |
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