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Create insert_tabs function on builder for tabs tabline

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This commit is contained in:
mrmr1993 2018-03-15 16:54:38 +00:00
parent 6286b6d8d8
commit b99da65412
1 changed files with 63 additions and 60 deletions
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123
autoload/airline/extensions/tabline/tabs.vim
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@ -87,7 +87,6 @@ function! airline#extensions#tabline#tabs#get()
endif
endif
let tab_nr_type = get(g:, 'airline#extensions#tabline#tab_nr_type', 0)
let b = airline#extensions#tabline#new_builder()
call airline#extensions#tabline#add_label(b, 'tabs')
@ -112,76 +111,80 @@ function! airline#extensions#tabline#tabs#get()
call airline#extensions#tabline#add_label(b, 'buffers')
endif
let num_tabs = tabpagenr('$')
let left_tab = curtab - 1
let right_tab = curtab + 1
let left_position = tabs_position
let right_position = tabs_position + 1
let remaining_space = &columns - s:strchars(s:evaluate_tabline(b.build()))
function! b.insert_tabs(tabs_position, curtab) dict
let tab_nr_type = get(g:, 'airline#extensions#tabline#tab_nr_type', 0)
let num_tabs = tabpagenr('$')
let left_tab = a:curtab - 1
let right_tab = a:curtab + 1
let left_position = a:tabs_position
let right_position = a:tabs_position + 1
let remaining_space = &columns - s:strchars(s:evaluate_tabline(self.build()))
let left_sep_size = s:strchars(s:evaluate_tabline(b._context.left_sep))
let left_alt_sep_size = s:strchars(s:evaluate_tabline(b._context.left_alt_sep))
let left_sep_size = s:strchars(s:evaluate_tabline(self._context.left_sep))
let left_alt_sep_size = s:strchars(s:evaluate_tabline(self._context.left_alt_sep))
let skipped_tabs_marker = get(g:, 'airline#extensions#tabline#overflow_marker', g:airline_symbols.ellipsis)
let skipped_tabs_marker_size = s:strchars(s:evaluate_tabline(skipped_tabs_marker))
" The left marker will have left_alt_sep, and the right will have left_sep.
let remaining_space -= 2 * skipped_tabs_marker_size + left_sep_size + left_alt_sep_size
let skipped_tabs_marker = get(g:, 'airline#extensions#tabline#overflow_marker', g:airline_symbols.ellipsis)
let skipped_tabs_marker_size = s:strchars(s:evaluate_tabline(skipped_tabs_marker))
" The left marker will have left_alt_sep, and the right will have left_sep.
let remaining_space -= 2 * skipped_tabs_marker_size + left_sep_size + left_alt_sep_size
" Add the current tab
let tab_title = s:get_title(tab_nr_type, curtab)
let remaining_space -= s:strchars(s:evaluate_tabline(tab_title))
" There are always two left_seps (either side of the selected tab) and all
" other seperators are left_alt_seps.
let remaining_space -= 2 * left_sep_size - left_alt_sep_size
call b.insert_section(s:get_group(curtab), tab_title, left_position)
" Add the current tab
let tab_title = s:get_title(tab_nr_type, a:curtab)
let remaining_space -= s:strchars(s:evaluate_tabline(tab_title))
" There are always two left_seps (either side of the selected tab) and all
" other seperators are left_alt_seps.
let remaining_space -= 2 * left_sep_size - left_alt_sep_size
call self.insert_section(s:get_group(a:curtab), tab_title, left_position)
if get(g:, 'airline#extensions#tabline#current_first', 0)
" always have current tabpage first
let left_position += 1
endif
if get(g:, 'airline#extensions#tabline#current_first', 0)
" always have current tabpage first
let left_position += 1
endif
" Add the tab to the right
if right_tab <= num_tabs
let tab_title = s:get_title(tab_nr_type, right_tab)
let remaining_space -= s:strchars(s:evaluate_tabline(tab_title)) + left_alt_sep_size
call b.insert_section(s:get_group(right_tab), tab_title, right_position)
let right_position += 1
let right_tab += 1
endif
while remaining_space > 0
if left_tab > 0
let tab_title = s:get_title(tab_nr_type, left_tab)
let remaining_space -= s:strchars(s:evaluate_tabline(tab_title)) + left_alt_sep_size
if remaining_space >= 0
call b.insert_section(s:get_group(left_tab), tab_title, left_position)
let right_position += 1
let left_tab -= 1
endif
elseif right_tab <= num_tabs
" Add the tab to the right
if right_tab <= num_tabs
let tab_title = s:get_title(tab_nr_type, right_tab)
let remaining_space -= s:strchars(s:evaluate_tabline(tab_title)) + left_alt_sep_size
if remaining_space >= 0
call b.insert_section(s:get_group(right_tab), tab_title, right_position)
let right_position += 1
let right_tab += 1
call self.insert_section(s:get_group(right_tab), tab_title, right_position)
let right_position += 1
let right_tab += 1
endif
while remaining_space > 0
if left_tab > 0
let tab_title = s:get_title(tab_nr_type, left_tab)
let remaining_space -= s:strchars(s:evaluate_tabline(tab_title)) + left_alt_sep_size
if remaining_space >= 0
call self.insert_section(s:get_group(left_tab), tab_title, left_position)
let right_position += 1
let left_tab -= 1
endif
elseif right_tab <= num_tabs
let tab_title = s:get_title(tab_nr_type, right_tab)
let remaining_space -= s:strchars(s:evaluate_tabline(tab_title)) + left_alt_sep_size
if remaining_space >= 0
call self.insert_section(s:get_group(right_tab), tab_title, right_position)
let right_position += 1
let right_tab += 1
endif
else
break
endif
else
break
endif
endwhile
endwhile
if left_tab > 0
if get(g:, 'airline#extensions#tabline#current_first', 0)
let left_position -= 1
if left_tab > 0
if get(g:, 'airline#extensions#tabline#current_first', 0)
let left_position -= 1
endif
call self.insert_raw('%#airline_tab#'.skipped_tabs_marker, left_position)
let right_position += 1
endif
call b.insert_raw('%#airline_tab#'.skipped_tabs_marker, left_position)
let right_position += 1
endif
if right_tab <= num_tabs
call b.insert_raw('%#airline_tab#'.skipped_tabs_marker, right_position)
endif
if right_tab <= num_tabs
call self.insert_raw('%#airline_tab#'.skipped_tabs_marker, right_position)
endif
endfunction
call b.insert_tabs(tabs_position, curtab)
let s:current_bufnr = curbuf
let s:current_tabnr = curtab