vimrc

"==========================================
" Author:  wklken
" Version: 7
" Email: wklken@yeah.net
" BlogPost: http://wklken.me
" ReadMe: README.md
" Last_modify: 2014-03-15
" Sections:
"       -> Initial Plugin 加载插件
"       -> General Settings 基础设置
"       -> Display Settings 展示/排版等界面格式设置
"       -> FileEncode Settings 文件编码设置
"       -> Others 其它配置
"       -> HotKey Settings  自定义快捷键
"       -> FileType Settings  针对文件类型的设置
"       -> Theme Settings  主题设置
"
"       -> 插件配置和具体设置在vimrc.bundles中
"==========================================


"==========================================
" Initial Plugin 加载插件
"==========================================

" 修改leader键
let mapleader = ','
let g:mapleader = ','

" 开启语法高亮
syntax enable


" install Vundle bundles
if filereadable(expand("~/.vimrc.bundles"))
  source ~/.vimrc.bundles
endif

" ensure ftdetect et al work by including this after the Vundle stuff
filetype plugin indent on

"==========================================
" General Settings 基础设置
"==========================================

"以下配置有详细说明，一些特性不喜欢可以直接注解掉

"set guifont=Monaco:h20          " 字体 && 字号

" history存储容量
set history=2000

"检测文件类型
filetype on
"针对不同的文件类型采用不同的缩进格式
filetype indent on
"允许插件
filetype plugin on
"启动自动补全
filetype plugin indent on

set autoread          " 文件修改之后自动载入。
"set shortmess=atI       " 启动的时候不显示那个援助索马里儿童的提示

" 备份,到另一个位置. 防止误删, 目前是取消备份
set backup
set backupext=.bak
set backupdir=/tmp/vimbk/

" 取消备份。 视情况自己改
"set nobackup
" 关闭交换文件
"set noswapfile


"create undo file
set undolevels=1000         " How many undos
set undoreload=10000        " number of lines to save for undo
if v:version >= 730
    set undofile                " keep a persistent backup file
    set undodir=/tmp/vimundo/
endif

set wildignore=*.swp,*.bak,*.pyc,*.class
" 突出显示当前行等
set cursorcolumn
set cursorline          " 突出显示当前行


"设置 退出vim后，内容显示在终端屏幕, 可以用于查看和复制
"好处：误删什么的，如果以前屏幕打开，可以找回
set t_ti= t_te=


"- 则点击光标不会换,用于复制
set mouse-=a             " 鼠标暂不启用, 键盘党....

" 修复ctrl+m 多光标操作选择的bug，但是改变了ctrl+v进行字符选中时将包含光标下的字符
"set selection=exclusive
set selection=inclusive
set selectmode=mouse,key

" No annoying sound on errors
" 去掉输入错误的提示声音
set title                " change the terminal's title
set novisualbell         " don't beep
set noerrorbells         " don't beep
set t_vb=
set tm=500

" Remember info about open buffers on close"
set viminfo^=%

" For regular expressions turn magic on
set magic

" Configure backspace so it acts as it should act
set backspace=eol,start,indent
set whichwrap+=<,>,h,l

"==========================================
" Display Settings 展示/排版等界面格式设置
"==========================================
"
"显示当前的行号列号：
set ruler
""在状态栏显示正在输入的命令
set showcmd
" Show current mode
set showmode

" Set 7 lines to the cursor - when moving vertically using j/k 上下滚动,始终在中间
set scrolloff=7

" set winwidth=79

" 命令行（在状态行下）的高度，默认为1，这里是2
set statusline=%<%f\ %h%m%r%=%k[%{(&fenc==\"\")?&enc:&fenc}%{(&bomb?\",BOM\":\"\")}]\ %-14.(%l,%c%V%)\ %P
" Always show the status line
set laststatus=2

"显示行号：
set number
" 取消换行。
set nowrap

"括号配对情况
set showmatch
" How many tenths of a second to blink when matching brackets
set mat=2

"设置文内智能搜索提示
" 高亮search命中的文本。
set hlsearch
" 搜索时忽略大小写
set ignorecase
" 随着键入即时搜索
set incsearch
" 有一个或以上大写字母时仍大小写敏感
set smartcase     " ignore case if search pattern is all lowercase, case-sensitive otherwise

" 代码折叠
set foldenable
" 折叠方法
" manual    手工折叠
" indent    使用缩进表示折叠
" expr      使用表达式定义折叠
" syntax    使用语法定义折叠
" diff      对没有更改的文本进行折叠
" marker    使用标记进行折叠, 默认标记是 {{{ 和 }}}
set foldmethod=indent
set foldlevel=99

" 缩进配置

set smartindent   " Smart indent
set autoindent    " always set autoindenting on
" never add copyindent, case error   " copy the previous indentation on autoindenting

" tab相关变更
set tabstop=4     " 设置Tab键的宽度        [等同的空格个数]
set shiftwidth=4  " number of spaces to use for autoindenting
set softtabstop=4 " 按退格键时可以一次删掉 4 个空格
set smarttab      " insert tabs on the start of a line according to shiftwidth, not tabstop 按退格键时可以一次删掉 4 个空格
set expandtab     " 将Tab自动转化成空格    [需要输入真正的Tab键时，使用 Ctrl+V + Tab]
set shiftround    " use multiple of shiftwidth when indenting with '<' and '>'

" A buffer becomes hidden when it is abandoned
set hidden
set wildmode=list:longest
set ttyfast


" 相对行号      行号变成相对，可以用 nj  nk   进行跳转 5j   5k 上下跳5行
set relativenumber number
au FocusLost * :set norelativenumber number
au FocusGained * :set relativenumber
" 插入模式下用绝对行号, 普通模式下用相对
autocmd InsertEnter * :set norelativenumber number
autocmd InsertLeave * :set relativenumber
function! NumberToggle()
  if(&relativenumber == 1)
    set norelativenumber number
  else
    set relativenumber
  endif
endfunc
nnoremap <C-n> :call NumberToggle()<cr>


"==========================================
" FileEncode Settings 文件编码,格式
"==========================================
" 设置新文件的编码为 UTF-8
set encoding=utf-8
" 自动判断编码时，依次尝试以下编码：
set fileencodings=ucs-bom,utf-8,cp936,gb18030,big5,euc-jp,euc-kr,latin1
set helplang=cn
"set langmenu=zh_CN.UTF-8
"set enc=2byte-gb18030
" 下面这句只影响普通模式 (非图形界面) 下的 Vim。
set termencoding=utf-8

" Use Unix as the standard file type
set ffs=unix,dos,mac

" 如遇Unicode值大于255的文本，不必等到空格再折行。
set formatoptions+=m
" 合并两行中文时，不在中间加空格：
set formatoptions+=B


"==========================================
" others 其它设置
"==========================================
autocmd! bufwritepost _vimrc source % " vimrc文件修改之后自动加载。 windows。
autocmd! bufwritepost .vimrc source % " vimrc文件修改之后自动加载。 linux。

" 自动补全配置
"让Vim的补全菜单行为与一般IDE一致(参考VimTip1228)
set completeopt=longest,menu

" 增强模式中的命令行自动完成操作
set wildmenu
" Ignore compiled files
set wildignore=*.o,*~,*.pyc,*.class

"离开插入模式后自动关闭预览窗口
autocmd InsertLeave * if pumvisible() == 0|pclose|endif
"回车即选中当前项
inoremap <expr> <CR>       pumvisible() ? "\<C-y>" : "\<CR>"

"上下左右键的行为 会显示其他信息
inoremap <expr> <Down>     pumvisible() ? "\<C-n>" : "\<Down>"
inoremap <expr> <Up>       pumvisible() ? "\<C-p>" : "\<Up>"
inoremap <expr> <PageDown> pumvisible() ? "\<PageDown>\<C-p>\<C-n>" : "\<PageDown>"
inoremap <expr> <PageUp>   pumvisible() ? "\<PageUp>\<C-p>\<C-n>" : "\<PageUp>"

" if this not work ,make sure .viminfo is writable for you
if has("autocmd")
  au BufReadPost * if line("'\"") > 1 && line("'\"") <= line("$") | exe "normal! g'\"" | endif
endif

"==========================================
" HotKey Settings  自定义快捷键设置
"==========================================

" 主要按键重定义

" 关闭方向键, 强迫自己用 hjkl
map <Left> <Nop>
map <Right> <Nop>
map <Up> <Nop>
map <Down> <Nop>

"Treat long lines as break lines (useful when moving around in them)
"se swap之后，同物理行上线直接跳
map j gj
map k gk

" F1 - F6 设置
" F1 废弃这个键,防止调出系统帮助
" F2 行号开关，用于鼠标复制代码用
" F3 显示可打印字符开关
" F4 换行开关
" F5 粘贴模式paste_mode开关,用于有格式的代码粘贴
" F6 语法开关，关闭语法可以加快大文件的展示

" I can type :help on my own, thanks.  Protect your fat fingers from the evils of <F1>
noremap <F1> <Esc>"

""为方便复制，用<F2>开启/关闭行号显示:
function! HideNumber()
  if(&relativenumber == &number)
    set relativenumber! number!
  elseif(&number)
    set number!
  else
    set relativenumber!
  endif
  set number?
endfunc
nnoremap <F2> :call HideNumber()<CR>
nnoremap <F3> :set list! list?<CR>
nnoremap <F4> :set wrap! wrap?<CR>
              "set paste
set pastetoggle=<F5>            "    when in insert mode, press <F5> to go to
                                "    paste mode, where you can paste mass data
                                "    that won't be autoindented

" disbale paste mode when leaving insert mode
au InsertLeave * set nopaste

nnoremap <F6> :exec exists('syntax_on') ? 'syn off' : 'syn on'<CR>


"Smart way to move between windows 分屏窗口移动
map <C-j> <C-W>j
map <C-k> <C-W>k
map <C-h> <C-W>h
map <C-l> <C-W>l

" Go to home and end using capitalized directions
noremap H ^
noremap L $


"Map ; to : and save a million keystrokes
" ex mode commands made easy 用于快速进入命令行
nnoremap ; :


" 命令行模式增强，ctrl - a到行首， -e 到行尾
cnoremap <C-j> <t_kd>
cnoremap <C-k> <t_ku>
cnoremap <C-a> <Home>
cnoremap <C-e> <End>

" 搜索相关

" Map <Space> to / (search) and Ctrl-<Space> to ? (backwards search)
map <space> /
" 进入搜索Use sane regexes"
nnoremap / /\v
vnoremap / /\v

"Keep search pattern at the center of the screen."
nnoremap <silent> n nzz
nnoremap <silent> N Nzz
nnoremap <silent> * *zz
nnoremap <silent> # #zz
nnoremap <silent> g* g*zz

" 去掉搜索高亮
noremap <silent><leader>/ :nohls<CR>

" --------tab/buffer相关

"Use arrow key to change buffer"
noremap <left> :bp<CR>
noremap <right> :bn<CR>

map <leader>tn :tabnew<cr>
map <leader>to :tabonly<cr>
map <leader>tc :tabclose<cr>
map <leader>tm :tabmove

" Opens a new tab with the current buffer's path
" Super useful when editing files in the same directory
map <leader>te :tabedit <c-r>=expand("%:p:h")<cr>/

" ------- 选中及操作改键

"Reselect visual block after indent/outdent.调整缩进后自动选中，方便再次操作
vnoremap < <gv
vnoremap > >gv

" y$ -> Y Make Y behave like other capitals
map Y y$

" select all
map <Leader>sa ggVG"

" select block
nnoremap <leader>v V`}

" w!! to sudo & write a file
cmap w!! w !sudo tee >/dev/null %

" kj 替换 Esc
inoremap kj <Esc>

" 滚动Speed up scrolling of the viewport slightly
nnoremap <C-e> 2<C-e>
nnoremap <C-y> 2<C-y>


"Jump to start and end of line using the home row keys
nmap t o<ESC>k
nmap T O<ESC>j

" Quickly close the current window
nnoremap <leader>q :q<CR>

" Swap implementations of ` and ' jump to markers
" By default, ' jumps to the marked line, ` jumps to the marked line and
" column, so swap them
nnoremap ' `
nnoremap ` '

" remap U to <C-r> for easier redo
nnoremap U <C-r>

" Quickly edit/reload the vimrc file
nmap <silent> <leader>ev :e $MYVIMRC<CR>
nmap <silent> <leader>sv :so $MYVIMRC<CR>

"==========================================
" FileType Settings  文件类型设置
"==========================================

" Python 文件的一般设置，比如不要 tab 等
autocmd FileType python set tabstop=4 shiftwidth=4 expandtab ai

" 保存python文件时删除多余空格
" Delete trailing white space on save, useful for Python and CoffeeScript ;)
func! DeleteTrailingWS()
  exe "normal mz"
  %s/\s\+$//ge
  exe "normal `z"
endfunc
autocmd BufWrite *.py :call DeleteTrailingWS()

" 定义函数AutoSetFileHead，自动插入文件头
autocmd BufNewFile *.sh,*.py exec ":call AutoSetFileHead()"
function! AutoSetFileHead()
    "如果文件类型为.sh文件
    if &filetype == 'sh'
        call setline(1, "\#!/bin/bash")
    endif

    "如果文件类型为python
    if &filetype == 'python'
        call setline(1, "\#!/usr/bin/env python")
        call append(1, "\# encoding: utf-8")
    endif

    normal G
    normal o
    normal o
endfunc

" F10 to run python script
nnoremap <buffer> <F10> :exec '!python' shellescape(@%, 1)<cr>

"==========================================
" Theme Settings  主题设置
"==========================================

" Set extra options when running in GUI mode
if has("gui_running")
    set guifont=Monaco:h14
    set guioptions-=T
    set guioptions+=e
    set guioptions-=r
    set guioptions-=L
    set guitablabel=%M\ %t
    set showtabline=1
    set linespace=2
    set noimd
    set t_Co=256
endif

" theme主题
set background=dark
colorscheme solarized
set t_Co=256

"colorscheme molokai
"colorscheme desert

"设置标记一列的背景颜色和数字一行颜色一致
hi! link SignColumn   LineNr
hi! link ShowMarksHLl DiffAdd
hi! link ShowMarksHLu DiffChange

"" for error highlight，防止错误整行标红导致看不清
highlight clear SpellBad
highlight SpellBad term=standout ctermfg=1 term=underline cterm=underline
highlight clear SpellCap
highlight SpellCap term=underline cterm=underline
highlight clear SpellRare
highlight SpellRare term=underline cterm=underline
highlight clear SpellLocal
highlight SpellLocal term=underline cterm=underline