Generate tabs directly in tabline/builder.build
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mrmr1993
parent
3f87d28abb
commit
349d01ba39
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@ -5,78 +5,88 @@ scriptencoding utf-8
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let s:prototype = {}
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function! s:prototype.insert_tabs(tabs_position, curtab) dict
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let tab_nr_type = get(g:, 'airline#extensions#tabline#tab_nr_type', 0)
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let num_tabs = tabpagenr('$')
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let left_tab = a:curtab - 1
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let right_tab = a:curtab + 1
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let left_position = a:tabs_position
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let right_position = a:tabs_position + 1
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let remaining_space = &columns - s:strchars(s:evaluate_tabline(self.build()))
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function! s:prototype.insert_tabs(curtab) dict
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let self._tabs_position = self.get_position()
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let self._curtab = a:curtab
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endfunction
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let left_sep_size = s:strchars(s:evaluate_tabline(self._context.left_sep))
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let left_alt_sep_size = s:strchars(s:evaluate_tabline(self._context.left_alt_sep))
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function! s:prototype.build() dict
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if has_key(self, "_tabs_position")
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let tab_nr_type = get(g:, 'airline#extensions#tabline#tab_nr_type', 0)
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let num_tabs = tabpagenr('$')
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let curtab = self._curtab
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let left_tab = curtab - 1
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let right_tab = curtab + 1
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let left_position = self._tabs_position
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let right_position = self._tabs_position + 1
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let remaining_space = &columns - s:strchars(s:evaluate_tabline(self._build()))
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let skipped_tabs_marker = get(g:, 'airline#extensions#tabline#overflow_marker', g:airline_symbols.ellipsis)
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let skipped_tabs_marker_size = s:strchars(s:evaluate_tabline(skipped_tabs_marker))
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" The left marker will have left_alt_sep, and the right will have left_sep.
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let remaining_space -= 2 * skipped_tabs_marker_size + left_sep_size + left_alt_sep_size
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let left_sep_size = s:strchars(s:evaluate_tabline(self._context.left_sep))
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let left_alt_sep_size = s:strchars(s:evaluate_tabline(self._context.left_alt_sep))
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" Add the current tab
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let tab_title = self.get_title(tab_nr_type, a:curtab)
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let remaining_space -= s:strchars(s:evaluate_tabline(tab_title))
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" There are always two left_seps (either side of the selected tab) and all
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" other seperators are left_alt_seps.
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let remaining_space -= 2 * left_sep_size - left_alt_sep_size
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call self.insert_section(self.get_group(a:curtab), tab_title, left_position)
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let skipped_tabs_marker = get(g:, 'airline#extensions#tabline#overflow_marker', g:airline_symbols.ellipsis)
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let skipped_tabs_marker_size = s:strchars(s:evaluate_tabline(skipped_tabs_marker))
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" The left marker will have left_alt_sep, and the right will have left_sep.
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let remaining_space -= 2 * skipped_tabs_marker_size + left_sep_size + left_alt_sep_size
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if get(g:, 'airline#extensions#tabline#current_first', 0)
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" always have current tabpage first
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let left_position += 1
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endif
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" Add the current tab
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let tab_title = self.get_title(tab_nr_type, curtab)
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let remaining_space -= s:strchars(s:evaluate_tabline(tab_title))
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" There are always two left_seps (either side of the selected tab) and all
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" other seperators are left_alt_seps.
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let remaining_space -= 2 * left_sep_size - left_alt_sep_size
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call self.insert_section(self.get_group(curtab), tab_title, left_position)
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" Add the tab to the right
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if right_tab <= num_tabs
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let tab_title = self.get_title(tab_nr_type, right_tab)
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let remaining_space -= s:strchars(s:evaluate_tabline(tab_title)) + left_alt_sep_size
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call self.insert_section(self.get_group(right_tab), tab_title, right_position)
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let right_position += 1
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let right_tab += 1
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endif
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if get(g:, 'airline#extensions#tabline#current_first', 0)
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" always have current tabpage first
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let left_position += 1
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endif
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while remaining_space > 0
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if left_tab > 0
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let tab_title = self.get_title(tab_nr_type, left_tab)
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let remaining_space -= s:strchars(s:evaluate_tabline(tab_title)) + left_alt_sep_size
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if remaining_space >= 0
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call self.insert_section(self.get_group(left_tab), tab_title, left_position)
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let right_position += 1
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let left_tab -= 1
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endif
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elseif right_tab <= num_tabs
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" Add the tab to the right
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if right_tab <= num_tabs
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let tab_title = self.get_title(tab_nr_type, right_tab)
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let remaining_space -= s:strchars(s:evaluate_tabline(tab_title)) + left_alt_sep_size
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if remaining_space >= 0
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call self.insert_section(self.get_group(right_tab), tab_title, right_position)
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let right_position += 1
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let right_tab += 1
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call self.insert_section(self.get_group(right_tab), tab_title, right_position)
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let right_position += 1
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let right_tab += 1
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endif
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while remaining_space > 0
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if left_tab > 0
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let tab_title = self.get_title(tab_nr_type, left_tab)
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let remaining_space -= s:strchars(s:evaluate_tabline(tab_title)) + left_alt_sep_size
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if remaining_space >= 0
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call self.insert_section(self.get_group(left_tab), tab_title, left_position)
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let right_position += 1
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let left_tab -= 1
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endif
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elseif right_tab <= num_tabs
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let tab_title = self.get_title(tab_nr_type, right_tab)
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let remaining_space -= s:strchars(s:evaluate_tabline(tab_title)) + left_alt_sep_size
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if remaining_space >= 0
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call self.insert_section(self.get_group(right_tab), tab_title, right_position)
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let right_position += 1
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let right_tab += 1
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endif
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else
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break
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endif
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else
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break
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endif
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endwhile
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endwhile
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if left_tab > 0
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if get(g:, 'airline#extensions#tabline#current_first', 0)
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let left_position -= 1
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if left_tab > 0
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if get(g:, 'airline#extensions#tabline#current_first', 0)
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let left_position -= 1
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endif
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call self.insert_raw('%#airline_tab#'.skipped_tabs_marker, left_position)
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let right_position += 1
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endif
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if right_tab <= num_tabs
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call self.insert_raw('%#airline_tab#'.skipped_tabs_marker, right_position)
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endif
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call self.insert_raw('%#airline_tab#'.skipped_tabs_marker, left_position)
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let right_position += 1
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endif
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if right_tab <= num_tabs
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call self.insert_raw('%#airline_tab#'.skipped_tabs_marker, right_position)
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endif
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return self._build()
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endfunction
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function! s:evaluate_tabline(tabline)
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@ -102,6 +112,7 @@ endfunction
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function! airline#extensions#tabline#builder#new(context)
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let builder = airline#builder#new(a:context)
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let builder._build = builder.build
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call extend(builder, s:prototype, 'force')
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return builder
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endfunction
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@ -43,26 +43,6 @@ function! airline#extensions#tabline#tabs#get()
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call airline#extensions#tabline#add_label(b, 'tabs')
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let tabs_position = b.get_position()
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call b.add_section('airline_tabfill', '')
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call b.split()
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call b.add_section('airline_tabfill', '')
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if get(g:, 'airline#extensions#tabline#show_close_button', 1)
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call b.add_section('airline_tab_right', ' %999X'.
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\ get(g:, 'airline#extensions#tabline#close_symbol', 'X').' ')
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endif
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if get(g:, 'airline#extensions#tabline#show_splits', 1) == 1
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let buffers = tabpagebuflist(curtab)
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for nr in buffers
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let group = airline#extensions#tabline#group_of_bufnr(buffers, nr) . "_right"
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call b.add_section_spaced(group, '%(%{airline#extensions#tabline#get_buffer_name('.nr.')}%)')
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endfor
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call airline#extensions#tabline#add_label(b, 'buffers')
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endif
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function! b.get_group(i) dict
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let curtab = tabpagenr()
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let group = 'airline_tab'
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@ -90,7 +70,25 @@ function! airline#extensions#tabline#tabs#get()
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return val.'%'.a:i.'T %{airline#extensions#tabline#title('.a:i.')} %)'
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endfunction
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call b.insert_tabs(tabs_position, curtab)
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call b.insert_tabs(curtab)
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call b.add_section('airline_tabfill', '')
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call b.split()
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call b.add_section('airline_tabfill', '')
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if get(g:, 'airline#extensions#tabline#show_close_button', 1)
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call b.add_section('airline_tab_right', ' %999X'.
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\ get(g:, 'airline#extensions#tabline#close_symbol', 'X').' ')
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endif
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if get(g:, 'airline#extensions#tabline#show_splits', 1) == 1
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let buffers = tabpagebuflist(curtab)
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for nr in buffers
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let group = airline#extensions#tabline#group_of_bufnr(buffers, nr) . "_right"
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call b.add_section_spaced(group, '%(%{airline#extensions#tabline#get_buffer_name('.nr.')}%)')
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endfor
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call airline#extensions#tabline#add_label(b, 'buffers')
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endif
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let s:current_bufnr = curbuf
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let s:current_tabnr = curtab
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