neovim/vim: setup tabline

3 files changed, 51 insertions, 6 deletions

diff --git a/.config/nvim/init.lua b/.config/nvim/init.lua
index 4544fab..ca19030 100644
--- a/.config/nvim/init.lua
+++ b/.config/nvim/init.lua
@@ -1293,6 +1293,28 @@ function vimrc.statusline.filetype(bufnr)
       return ft
    end
 end
+-- Tabline {{{2
+
+vim.o.tabline = '%!v:lua.vimrc.tabline.build()'
+
+vimrc.tabline = {}
+
+function vimrc.tabline.build()
+   local tal = ''
+   for tabnr = 1, vim.fn.tabpagenr('$') do
+      local is_active = tabnr == vim.fn.tabpagenr()
+      local buflist = vim.fn.tabpagebuflist(tabnr)
+      local bufnr = buflist[vim.fn.tabpagewinnr(tabnr)]
+      tal = tal .. string.format(
+         '%%#%s# %s%s ',
+         is_active and 'TabLineSel' or 'TabLine',
+         vimrc.statusline.filename(bufnr),
+         #buflist == 1 and '' or '+')
+   end
+   return tal .. '%#TabLineFill#'
+end
+
+
 -- Plugins configuration {{{1
 
 -- Disable standard plugins. {{{2
diff --git a/.config/vim/my/colors/ocean.vim b/.config/vim/my/colors/ocean.vim
index 09866fd..360793f 100644
--- a/.config/vim/my/colors/ocean.vim
+++ b/.config/vim/my/colors/ocean.vim
@@ -19,7 +19,7 @@ if &background ==# 'dark'
         \ 'comment':   '#8686bf',
         \ 'cursor':    '#5b5bb6',
         \ 'gray':      '#353535',
-        \ 'gray2':     '#353536',
+        \ 'gray2':     '#202020',
         \ 'green':     '#c4e088',
         \ 'green-bg':  '#204020',
         \ 'orange':    '#deab52',
@@ -42,7 +42,7 @@ else
         \ 'comment':   '#a0a0e0',
         \ 'cursor':    '#5b5bb6',
         \ 'gray':      '#bebebe',
-        \ 'gray2':     '#bebebf',
+        \ 'gray2':     '#171717',
         \ 'green':     '#6f9226',
         \ 'green-bg':  '#204020',
         \ 'orange':    '#e79230',
@@ -98,7 +98,6 @@ call s:hl('Title',                    'orange',  'NONE',        'NONE')
 call s:hl('UiCompletion',             'fg',      'gray',        'NONE')
 call s:hl('UiSelection',              'NONE',    'selection',   'NONE')
 call s:hl('UiStatusLine',             'fg',      'gray',        'NONE')
-call s:hl('UiStatusLineNC',           'fg',      'gray2',       'NONE')
 call s:hl('UiStatusLineModeCommand',  'bg',      'blue',        'bold')
 call s:hl('UiStatusLineModeInsert',   'bg',      'green',       'bold')
 call s:hl('UiStatusLineModeNormal',   'bg',      'blue',        'bold')
@@ -107,6 +106,9 @@ call s:hl('UiStatusLineModeOther',    'bg',      'blue',        'bold')
 call s:hl('UiStatusLineModeReplace',  'bg',      'red',         'bold')
 call s:hl('UiStatusLineModeTerminal', 'bg',      'blue',        'bold')
 call s:hl('UiStatusLineModeVisual',   'bg',      'orange',      'bold')
+call s:hl('UiStatusLineNC',           'fg',      'gray2',       'NONE')
+call s:hl('UiTabLine',                'fg',      'gray',        'NONE')
+call s:hl('UiTabLineNC',              'fg',      'bg',          'NONE')
 call s:hl('UiTarget',                 'orange2', 'NONE',        'underline')
 call s:hl('Warning',                  'yellow2', 'NONE',        'NONE')
 
@@ -134,7 +136,6 @@ hi! link DiffText       oceanDiffText
 hi! link Error          oceanError
 hi! link ErrorMsg       oceanError
 hi! link EndOfBuffer    oceanHidden
-hi! link TabLineFill    oceanHidden
 hi! link MatchParen     oceanHidden
 hi! link CursorLineNr   oceanNormal
 hi! link Normal         oceanNormal
@@ -155,9 +156,7 @@ hi! link Visual         oceanUiSelection
 hi! link Special        oceanSpecial
 hi! link NonText        oceanSpecialKey
 hi! link SpecialKey     oceanSpecialKey
-hi! link TabLineSel     oceanUiStatusLine
 hi! link VertSplit      oceanUiStatusLine
-hi! link TabLine        oceanUiStatusLine
 hi! link Comment        oceanSyntaxComment
 hi! link Folded         oceanSyntaxComment
 hi! link ModeMsg        oceanSyntaxComment
@@ -195,6 +194,11 @@ hi! link statusLineModeTerminal oceanUiStatusLineModeTerminal
 hi! link statusLineModeOther    oceanUiStatusLineModeOther
 
 
+hi! link TabLineSel  oceanUiTabLine
+hi! link TabLine     oceanUiTabLineNC
+hi! link TabLineFill oceanHidden
+
+
 " Third-party plugins {{{2
 
 hi! link YankRoundRegion oceanUiSelection
diff --git a/.vimrc b/.vimrc
index a4a5b85..61b058c 100644
--- a/.vimrc
+++ b/.vimrc
@@ -1350,6 +1350,25 @@ endfunction
 
 
 
+" Tabline {{{2
+
+set tabline=%!Tabline_build()
+
+function! Tabline_build() abort
+    let tal = ''
+    for tabnr in range(1, tabpagenr('$'))
+        let is_active = tabnr ==# tabpagenr()
+        let buflist = tabpagebuflist(tabnr)
+        let bufnr = buflist[tabpagewinnr(tabnr) - 1]
+        let tal .= printf(
+            \ '%%#%s# %s%s ',
+            \ is_active ? 'TabLineSel' : 'TabLine',
+            \ s:statusline_filename(bufnr),
+            \ len(buflist) ==# 1 ? '' : '+')
+    endfor
+    return tal . '%#TabLineFill#'
+endfunction
+
 
 " Plugins configuration {{{1