Minor improvements, mostly from reading :help

1 files changed, 39 insertions, 18 deletions

diff --git a/vimrc-full b/vimrc-full
index f99a5c1..4e73d20 100644
--- a/vimrc-full
+++ b/vimrc-full
@@ -52,7 +52,7 @@ if has("multi_byte")
   set listchars+=extends:»   | " symbols used when using :set list (which displays non-printable chars)
   set listchars+=precedes:«  | " symbols used when using :set list (which displays non-printable chars)
 
-  set listchars+=tab:▏\      | "  
+  set listchars+=tab:▏\      | "
   set listchars+=trail:·     | " symbols used when using :set list (which displays non-printable chars)
   " set listchars+=eol:↲     | " symbols used when using :set list (which displays non-printable chars)
   " set listchars+=space:·   | " symbols used when using :set list (which displays non-printable chars)
@@ -232,6 +232,15 @@ set equalalways               | " do not evenly size windows when opening new or
 set nocursorline              | " turn visual cursor line off (improves performance)
 "=======================================================================================================================
 
+" Vim8 has a terminal command...
+if has('terminal')
+  " use default ESC key to leave insert mode in the internal terminal emulator
+  tnoremap <Esc> <C-W>N
+  " make terminal windows hidden by default (copied from :help terminal)
+  autocmd BufWinEnter * if &buftype == 'terminal' | setlocal bufhidden=hide | endif
+endif
+
+
 " NEOVIM_incompatible:
 " 
 if has('nvim') " Neovim?
@@ -318,7 +327,7 @@ if has("autocmd")
     autocmd FileType vim    setlocal keywordprg=:help |.
     autocmd FileType c,cpp  setlocal equalprg=clang-format
     autocmd FileType c,cpp  setlocal breakat-=-
-    autocmd WinNew * if &previewwindow | setlocal nonumber signcolumn=no filetype=c nobuflisted | endif
+    autocmd BufWinEnter * if &previewwindow | setlocal nonumber signcolumn=no filetype=c nobuflisted | endif
 
 
     " autocmd FileType c,cpp  setlocal iskeyword-=_
@@ -415,8 +424,8 @@ if has("autocmd")
         \ :execute ':!nvr --servername /tmp/nvimsocket --remote % +'.line('.')<CR>:stopinsert<CR>:set readonly<CR>
 
         menu &Verify.&Textwidth\ and\ white\ space
-        \ :execute ':match SpellBad /\%>'.&textwidth.'v./'<CR>
-        \ :2match SpellBad /\s\+$/<CR>
+        \ :execute ':match Error /\%>'.&textwidth.'v./'<CR>
+        \ :2match Error /\s\+$/<CR>
 
         menu &Verify.Highlight\ current\ file\ name
         \ :execute ':match SpellBad /'.escape(expand('%:t'), '.').'/'<CR>
@@ -590,9 +599,9 @@ let g:lightline_buffer_git_icon                 = ' '
 let g:lightline_buffer_ellipsis_icon            = '..'
 let g:lightline_buffer_expand_left_icon         = '◀ '
 let g:lightline_buffer_expand_right_icon        = ' ▶'
-let g:lightline_buffer_active_buffer_left_icon  = ''
-let g:lightline_buffer_active_buffer_right_icon = ''
-let g:lightline_buffer_separator_icon           = ' '
+" let g:lightline_buffer_active_buffer_left_icon  = ' '
+" let g:lightline_buffer_active_buffer_right_icon = ''
+" let g:lightline_buffer_separator_icon           = 'XX'
 
 " lightline-buffer function settings
 let g:lightline_buffer_show_bufnr               = 0
@@ -606,7 +615,12 @@ let g:lightline_buffer_minfextlen               = 3
 let g:lightline_buffer_reservelen               = 20
 
 "     \                ['warnings', 'errors', 'syntastic']
+"    \     'left': [ [ 'bufferinfo' ], [ 'bufferbefore', 'buffercurrent', 'bufferafter' ], ],
 let g:lightline = {
+    \   'tabline': {
+    \     'left': [ [ 'bufferinfo' ], [ 'bufferbefore', 'buffercurrent', 'bufferafter' ], ],
+    \     'right': [ [], [ 'close' ] ],
+    \   },
     \   'colorscheme': 'Tomorrow_Night_Bright',
     \   'separator': { 'left': "\ue0b0", 'right': "\ue0b2" },
     \   'subseparator': { 'left': "\ue0b1", 'right': "\ue0b3" },
@@ -620,13 +634,10 @@ let g:lightline = {
     \                [ 'spell', 'fileencoding', 'fileformat', 'filetype' ]
     \              ],
     \   },
-    \   'tabline': {
-    \     'left': [ [ 'bufferinfo' ], [ 'bufferbefore', 'buffercurrent', 'bufferafter' ], ],
-    \     'right': [ [], [ 'close' ] ],
-    \   },
     \   'component': {
     \           'tagbar': '%{substitute(tagbar#currenttag("%s", "", "fs"), "\(.*\)", "", "")}',
-    \           'ycmparent': '%{substitute(execute("YcmComplete GetParent"), "\(.*\)", "", "")}'
+    \           'ycmparent': '%{substitute(execute("YcmComplete GetParent"), "\(.*\)", "", "")}',
+    \           'filename': '%t'
     \   },
     \   'component_expand': {
     \     'buffercurrent': 'lightline#buffer#buffercurrent2',
@@ -661,7 +672,7 @@ autocmd! ColorScheme * call ExtendLightlineColorTheme()
   let g:ycm_server_python_interpreter                = 'python3'
   let g:ycm_python_binary_path                       = '/usr/bin/python3' " the python interpreter of choice (for code checking)
   let g:ycm_add_preview_to_completeopt               = 1   " reuse existing preview window
-  let g:ycm_autoclose_preview_window_after_insertion = 0
+  let g:ycm_autoclose_preview_window_after_insertion = 1
   let g:ycm_collect_identifiers_from_tags_files      = 0   " Let YCM read tags from Ctags file
   let g:ycm_seed_identifiers_with_syntax             = 1   " Completion for programming language's keyword
   let g:ycm_complete_in_comments                     = 1   " Completion in comments
@@ -738,10 +749,13 @@ autocmd! ColorScheme * call ExtendLightlineColorTheme()
 "=======================================================================================================================
 " Plug 'rhysd/vim-clang-format'     | unnecessary, because we can just :pyf /usr/share/clang/clang-format.py
 Plug 'kana/vim-operator-user' " dependency, which allows overriding the = operator for indentation
+
+" TODO: check if this is unrequired, when set equalprog is set to that py file
 autocmd FileType c,cpp,objc map <buffer> = :pyf /usr/share/clang/clang-format.py<CR>
+
 " let g:clang_format#detect_style_file     = 1
 " autocmd FileType c,cpp,objc map <buffer> = <Plug>(operator-clang-format)
- 
+
 " Plug 'tpope/vim-characterize'       | " normal mode: make ga show character names of Unicode chars (ga shows hex and dec values)
 " Plug 'rkitover/vimpager'
 " found this command instead (use as PAGER):
@@ -797,14 +811,14 @@ function! ExtendColorTheme()
   highlight! link Folded LineNr
   highlight! Cursor guibg=#729fcf ctermbg=yellow
   highlight! link VertSplit LineNr
-  highlight! SpellBad ctermbg=none
+  " highlight! SpellBad ctermbg=none
   highlight! SpecialKey ctermfg=19
   highlight! WhiteSpace ctermfg=19
 
   highlight! link TabLine LineNr
   highlight! TabLineSel ctermbg=blue ctermfg=black
   highlight! link TabLineFill LineNr
-  highlight! Search ctermbg=12 ctermfg=0
+  highlight! Search ctermbg=LightYellow ctermfg=black
 
   " generic, which should exist but don't
   highlight! Bold cterm=bold gui=bold
@@ -814,6 +828,13 @@ function! ExtendColorTheme()
 
   " make tab stop (see listchars) less disturbing...
   highlight! link SpecialKey NonText
+
+
+  " Show trailing whitepace and spaces before a tab as part of the syntax highlighting
+  autocmd Syntax * syn match Error /\s\+$\| \+\ze\t/ containedin=ALL
+  " automatically enter list mode when going in insert mode (makes above syntax command temporarily ineffective)
+  autocmd InsertEnter * set list
+  autocmd InsertLeave * set nolist
 endfunction
 autocmd! ColorScheme * call ExtendColorTheme()
 
@@ -830,7 +851,7 @@ else
   colorscheme base16-phd
 endif
 
-set background=light
+" set background=dark
 
 " ======================================================================================================================
 " TESTING:
@@ -844,4 +865,4 @@ set scrolloff=0               | " keeps cursor centered
 autocmd VimEnter,WinEnter * exec ':set scrolljump='.winheight(0)/2
 
 " display highlight group under the cursor
-map <leader>h :echo map(synstack(line('.'), col('.')), 'synIDattr(v:val, "name")')
+map <leader>h :echo map(synstack(line('.'), col('.')), 'synIDattr(v:val, "name")')<CR>