.vimrc

" Colorscheme
colorscheme leya
set background=light

" Toggle darkness
function! ToggleBackgroundDarkness()
    if &background ==# "light"
        colo darth
        set background=dark
    else
        colo leya
        set background=light
    endif
endfunction
map <F8> :call ToggleBackgroundDarkness()<CR>

" Reload vim automatically
augroup myvimrc
    au!
    au BufWritePost .vimrc,_vimrc,vimrc,.gvimrc,_gvimrc,gvimrc so $MYVIMRC |
        if has('gui_running') | so $MYGVIMRC | endif
augroup END

" File specific settings
filetype plugin indent on

" 80 column warning
set colorcolumn=80

" Highlight matching parenthesis and braces
hi MatchParen cterm=bold ctermbg=darkgray ctermfg=magenta

" Line numbering
set number

" Saving shortcut
nnoremap <leader>s :w<CR>

" Scroll padding
set so=4

" Search highlighting
set hlsearch

" Search highlights clear using Space
nnoremap <silent> <Space> :nohlsearch<Bar>:echo<CR>

" Splitting
set splitbelow
set splitright
nnoremap <C-J> <C-W><C-J>
nnoremap <C-K> <C-W><C-K>
nnoremap <C-L> <C-W><C-L>
nnoremap <C-H> <C-W><C-H>

" Status line
set laststatus=2

" Syntax
syntax on

" Tabs and spaces
set tabstop=4
set shiftwidth=4
set expandtab

" GVim settings ===============================================================

" UI
set guioptions-=T  " Remove toolbar
set guioptions-=r  " Remove right-hand scroll bar
set guioptions-=L  " Remove left-hand scroll bar

" Plugins =====================================================================

" Better Whitespace -----------------------------------------------------------

" Strip whitespace
map <leader><leader>w :StripWhitespace<CR>

" NERDTreee -------------------------------------------------------------------

" Show hidden files
let NERDTreeShowHidden=1

" Map Ctrl+n to toggle
map <C-n> :NERDTreeToggle<CR>

" Close with last file
autocmd bufenter * if (winnr("$") == 1 && exists("b:NERDTree")
    \ && b:NERDTree.isTabTree()) | q | endif

" Auto start when no files specified
autocmd StdinReadPre * let s:std_in=1
autocmd VimEnter * if argc() == 0 && !exists("s:std_in") | NERDTree | endif

" Auto start when directory specified
" autocmd StdinReadPre * let s:std_in=1
" autocmd VimEnter * if argc() == 1 && isdirectory(argv()[0])
"     \ && !exists("s:std_in") | exe 'NERDTree' argv()[0] | wincmd p | ene |
"     \ endif

" NERDCommenter ---------------------------------------------------------------

" Add spaces after comment delimiters by default
let g:NERDSpaceDelims = 1

" Use compact syntax for prettified multi-line comments
let g:NERDCompactSexyComs = 1

" Align line-wise comment delimiters flush left instead of following code
" indentation
let g:NERDDefaultAlign = 'left'

" Set a language to use its alternate delimiters by default
let g:NERDAltDelims_java = 1

" Add your own custom formats or override the defaults
let g:NERDCustomDelimiters = { 'c': { 'left': '/**','right': '*/' } }

" Allow commenting and inverting empty lines (useful when commenting a
" region)
let g:NERDCommentEmptyLines = 1

" Enable trimming of trailing whitespace when uncommenting
let g:NERDTrimTrailingWhitespace = 1