vimrc

"
" Enable Pathogen plugin manager
"
execute pathogen#infect()
call pathogen#helptags()

"
" General Settings
"
let mapleader=" "         " Leader is space

set nocompatible          " Enable all the fancy features
set term=$TERM            " Terminal type
set background=dark       " Optimise font colours for dark background
set mouse=a               " Enable mouse usage (all modes) in terminals
set textwidth=78          " Wrap line at 78
set colorcolumn=+2        " Make it obvious where 80 characters is
set cursorline            " Highlight the current line
hi cursorline cterm=NONE ctermbg=234
set ruler                 " Show line and column number
set showcmd               " Show (partial) command in status line.
set wildmenu              " Visual autocomplete for command menu
set wildmode=longest,list " use emacs-style tab completion when selecting files, etc
set hidden                " Hide buffers when they are abandoned
" set spell spelllang=en_gb " Spell checking

set list listchars=tab:»·,trail:·,nbsp:· " Display extra whitespace

" Jump directly to the last position when reopening a file
if has("autocmd")
  au BufReadPost * if line("'\"") > 0 && line("'\"") <= line("$")
    \| exe "normal! g'\"" | endif
endif

"
" Searching
"
set showmatch   " Show matching brackets
set ignorecase  " Do case insensitive matching
set smartcase   " Do smart case matching
set incsearch   " Incremental search
set hlsearch    " Highlight all matches

nnoremap <leader>/ :nohlsearch<CR> " Turn off current search highlights

"
" Screen Management
"
nnoremap <leader>s :mksession<CR>  " Save session
nnoremap <leader>S :mksession!<CR> " Overwrite saved session

nmap <leader>n <plug>NERDTreeTabsToggle<CR> " <space>n toggles NERDTree

nnoremap <leader>bd :MBEbd<CR>  " :bd style behaviour for MBEbd
nnoremap <leader><leader> <c-^> " Switch between the last two files

" Use ctrl-[hjkl] to select the active split
nmap <silent> <C-h> :wincmd h<CR>
nmap <silent> <C-j> :wincmd j<CR>
nmap <silent> <C-k> :wincmd k<CR>
nmap <silent> <C-l> :wincmd l<CR>
" Use <leader>-[hjkl] to select the active split
nmap <leader>h :wincmd h<CR>
nmap <leader>j :wincmd j<CR>
nmap <leader>k :wincmd k<CR>
nmap <leader>l :wincmd l<CR>
" Use <leader> with cursor keys to select the active split
nmap <leader><left> :wincmd h<CR>
nmap <leader><down> :wincmd j<CR>
nmap <leader><up> :wincmd k<CR>
nmap <leader><right> :wincmd l<CR>

" Fast window resizing with +/_ keys (horizontal); =/- keys (vertical)
map + <C-W>+
map _ <C-W>-
map = <c-w>>
map - <c-w><

"
" Programming Settings
"
syntax on  " Enable syntax highlighting
set number " Line numbering. Disable with "set nonumber" 
set numberwidth=5

" YCM Symbol Search
nmap <leader>yfw <Plug>(YCMFindSymbolInWorkspace)
nmap <leader>yfd <Plug>(YCMFindSymbolInDocument)

" YCM GoTo
nnoremap <leader>jd :YcmCompleter GoTo<CR>

" YCM Autoclose the preview window
let g:ycm_autoclose_preview_window_after_completion = 1


" set autowrite " Automatically save before commands like :next and :make

" Toggle line numbers and fold column for easy copying:
" nnoremap <F2> :set nonumber!<CR>:set foldcolumn=0<CR>


" Set the working directory to be the same as the buffer currently being edited
" This messes with cscope so is disabled here
" set autochdir

"
" Indentation
"
filetype plugin indent on " Load indentation rules based on detected filetype

set backspace=indent,eol,start " Allow backspace over autoindent and linebreaks
set pastetoggle=<F10>          " Allow pasting without autoindenting

set tabstop=4     " Number of spaces that a tab represents
set shiftwidth=4  " Number of spaces to use for each step of (auto)indent
set softtabstop=4 " Number of spaces a tab counts for
set smarttab      " Indent by shiftwidth when tabbing at start of line
set expandtab     " Spaces instead of tabs (CTRL-V<Tab> to insert a real tab)
set autoindent    " Copy indent from current line when starting a new line