" ~/.vimrc

" Use vim settings, rather than vi settings.

" This must be first, because it changes other options as a side effect.

set nocompatible

" Change the mapleader from \ to ,

let mapleader=","

set ruler

set scrolloff=4

set showtabline=2

set cmdheight=1

set showcmd

set showmode

set showmatch

set tabstop=4

set softtabstop=4

set expandtab

set shiftwidth=4

set shiftround

set smarttab

set autoindent

set copyindent

set gdefault

set hlsearch

set incsearch

set smartcase

set termencoding=utf-8

set encoding=utf-8

set lazyredraw

set ttyfast

" allow backspacing over everything in insert mode

set backspace=indent,eol,start

" specifies what end-of-line formats will be tried when editing a new buffer

set fileformats="unix,dos,mac"

" don't show invisible characters by default, but it is enabled

" for some filetypes (see later)

set nolist

" strings to use in 'list' mode for the :list command

set listchars=tab:▸\ ,trail:·,extends:#,nbsp:·

" hide buffers instead of closing them. this means that the current buffer can

" be put to background without being written; and that marks and undo history

" are preserved

set hidden

" reveal already opened files from the quickfix window, instead of opening

" new buffers

set switchbuf=useopen

" remember more commands and search history

set history=1000

set undolevels=1000

" read/write a .viminfo file, don't store more than 80 lines of registers

set viminfo='20,\"80

" make tab completion for files/buffers act like bash

set wildmenu

" show a list when pressing tab, and complete first full match

set wildmode=list:full

" ignore completion for these files

set wildignore=*.swp,*.bak,*.pyc,*.class

" change the terminal's title

set title

" don't beep

set visualbell

set noerrorbells

" modeline settings

set modeline

set modelines=5

" when changing a line, don't redisplay, but put a '$' at the end during the change

set cpoptions+=$

" don't start new lines w/ comment leader on pressing 'o'

set formatoptions-=o

" somehow, during vim filetype detection, this gets set for vim files,

" so explicitly unset it again

au filetype vim set formatoptions-=o

" -----------------------------------------------------------------------------

" Horizontal rule separator (80 characters wide)

function! HorizontalRule()

let @s = "-------------------------------------------------------------------------------"

put s

endfunction

nnoremap <silent> <leader>hr :call HorizontalRule()<CR>

" -----------------------------------------------------------------------------

set foldenable " enable folding

"set foldcolumn=2 " add a fold column

set foldmethod=marker " detect triple-{ style fold markers

set foldlevelstart=0 " start out with everything folded

" which commands trigger auto-unfold

set foldopen=block,hor,insert,jump,mark,percent,quickfix,search,tag,undo

" customize the text displayed for a closed fold

set foldtext=MyFoldText()

function! MyFoldText()

let line = getline(v:foldstart)

let nucolwidth = &fdc + &number * &numberwidth

let windowwidth = winwidth(0) - nucolwidth - 3

let foldedlinecount = v:foldend - v:foldstart

" expand tabs into spaces

let onetab = strpart(' ', 0, &tabstop)

let line = substitute(line, '\t', onetab, 'g')

let line = strpart(line, 0, windowwidth - 2 -len(foldedlinecount))

let fillcharcount = windowwidth - len(line) - len(foldedlinecount) - 4

return line . ' …' . repeat(" ",fillcharcount) . foldedlinecount . ' '

endfunction

" -----------------------------------------------------------------------------

" switch syntax highlighting on, when the terminal has colors

if &t_Co > 2 || has("gui_running")

syntax on

endif

" restore cursor position upon reopening files

autocmd BufReadPost * if line("'\"") > 1 && line("'\"") <= line("$") | exe "normal! g`\"" | endif

" enable the use of the mouse if terminal emulator supports it (xterm does)

set mouse=a

" when in normal mode, press <F12> to toggle mouse usage

nnoremap <F12> :call ToggleMouse()<CR>

function! ToggleMouse()

if &mouse == 'a'

set mouse=

echo "Mouse usage disabled"

else

set mouse=a

echo "Mouse usage enabled"

endif

endfunction

" when in insert mode, press <F2> to go to paste mode, where you can

" paste mass data that won't be autoindented

set pastetoggle=<F2>

" Set up vim to use the system clipboard

set clipboard=unnamed

" -----------------------------------------------------------------------------

" remap j and k to act as expected when used on long, wrapped lines

nnoremap j gj

nnoremap k gk

" -----------------------------------------------------------------------------