vimrc

filetype off
call pathogen#runtime_append_all_bundles()

"" Use Vim settings, rather then Vi settings (much better!).
"" This must be first, because it changes other options as a side effect.
set nocompatible

"" Hides the buffer instead of closing. Allows switch unsaved buffers.
set hidden

"" No backup and swap files
set nobackup
set noswapfile

source $VIMRUNTIME/mswin.vim
behave mswin

"" Use Vim settings, rather then Vi settings (much better!).
"" This must be first, because it changes other options as a side effect.
set nocompatible
"
"" allow backspacing over everything in insert mode
set backspace=indent,eol,start
"
set history=500		" keep 50 lines of command line history
set ruler		" show the cursor position all the time
set showcmd		" display incomplete commands
set incsearch		" do incremental searching
set hlsearch
set number " show line numbers
set showbreak=...

"" set GUI font
if has("gui_macvim")
    " set macvim specific stuff
    " Remove left scrollbar
    set guioptions-=L
    "set guifont=Inconsolata:h14
    "set guifont=Droid\ Sans\ Mono:h10
    set guifont=Consolas:h11
else
    "set guifont=Inconsolata:h11
    set guifont=Consolas:h11
    "set guifont=Droid\ Sans\ Mono:h10
endif

"" Set initial window size only on GUI
if has("gui_running")
    set lines=40 columns=120
endif

"" Set narrow linespace
set linespace=0

"
"" set filetype check on
:filetype plugin indent on
syntax on 
set t_Co=256 " 256 colors
set background=dark 
"colorscheme ir_black
"colorscheme desert 
"colorscheme herald 
"colorscheme vividchalk
colorscheme molokai

"
"" enable spell check
" :set spell
"" enable mouse
:set mouse=a
"
"" set search ignorecase 
:set ignorecase
set smartcase
set scrolloff=3
"
:set sessionoptions+=unix,slash
"
"" encodings configure
:set fileencoding=utf-8
:set encoding=utf-8
:set fileencodings=ucs-bom,utf-8,gb2312,cp936
"
"" set tabstop value and shift width 
:set ts=4
:set sw=4
:set expandtab
"
set wrap
set textwidth=79
set formatoptions=qrn1

""setting about indent
:set autoindent
:set smartindent
"
""setting about old window resizing behavior when open a new window
:set winfixheight
"" not let all windows keep the same height/width
:set noequalalways

""Highlight current line and set color
set cursorline

:nmap ,o o<Esc>

"" Remaps search
nnoremap / /\v
vnoremap / /\v
set gdefault


"<home> toggles between start of line and start of text
imap <khome> <home>
nmap <khome> <home>
inoremap <silent> <home> <C-O>:call Home()<CR>
nnoremap <silent> <home> :call Home()<CR>
function! Home()
    let curcol = wincol()
    normal ^
    let newcol = wincol()
    if newcol == curcol
        normal 0 
    endif
endfunction

function! NTFinderP()
    "" Check if NERDTree is open
    if exists("t:NERDTreeBufName")
        let s:ntree = bufwinnr(t:NERDTreeBufName)
    else
        let s:ntree = -1
    endif
    if (s:ntree != -1)
        "" If NERDTree is open, close it.
        :NERDTreeClose
    else
        "" Try to open a :Rtree for the rails project
        if exists(":Rtree")
            "" Open Rtree (using rails plugin, it opens in project dir)
            :Rtree
        else
            "" Open NERDTree in the file path
            :NERDTreeFind
        endif
    endif
endfunction

"" NERDTree Parameters
"" Quit on opening files from the tree
let NERDTreeQuitOnOpen=1

" Highlight the selected entry in the tree
let NERDTreeHighlightCursorline=1

"" Open NERDTree in same dir
let NERDTreeChDirMode=1

"" Set BufTabs parameters
:let g:buftabs_only_basename=1
set laststatus=2
:let g:buftabs_in_statusline=1

"Command-T configuration
let g:CommandTMaxHeight=10
let g:CommandTMatchWindowAtTop=1

"" Set current buffer dir as working dir
"autocmd BufEnter * lcd %:p:h
autocmd BufEnter * call ReturnDir()

function! ReturnDir()
    if exists(":Rtree")
        lcd `=rails#app().path()`
    else
        lcd %:p:h
    endif
endfunction


"" Key Mappings ""

"" Strip all trailing whitespace in the current file
nnoremap <silent> <leader>W :%s/\s\+$//<cr>:let @/=''<CR>

"" Reindent Code and go back to the line the cursor was
nnoremap <silent> <leader>R mlgg=G`l

"" Toggle Last used files list
nnoremap <silent> <leader>m :MRU<CR>
"" MRU Ignored files
let MRU_Exclude_Files = '.*\\Local Settings\\Temp\\.*|^.*\.(hg|git|bzr)\\.*$'
let MRU_Max_Menu_Entries = 40

"" Duplicates current line
nnoremap <leader>d Yp<CR>

"" Creates new empty buffer
nmap <C-N> :enew<CR>

"" Cycles between windows
nmap <tab> <C-W>w

"" Cycles between buffers
map <silent> <C-tab> :buffer #<CR>

"" Toggles NERDTree
map <silent> <F1> :call NTFinderP()<CR>

"" List/Next/Previous buffers
"map <silent> <F2> :ls<CR>
map <silent> <F2> :BufExplorer<CR>
map <silent> <F3> :bp<CR>
map <silent> <F4> :bn<CR>

"" Closes buffer but keep window open. Opens clear buffer
nmap <silent> <C-F4> :Bclose<CR>
nmap <C-x> :Bclose<CR>
"nmap <C-S-x> :Bclose!<CR>

"" Clear search highlight
nnoremap <silent> <esc> :noh<CR><esc>

"" Pressing < or > will let you indent/unident selected lines
vnoremap < <gv
vnoremap > >gv