my VIM config file

my_configs.vim

scriptencoding utf-8
set tabstop=4 " 设置制表符(tab键)的宽度
set softtabstop=4 " 设置软制表符的宽度
set shiftwidth=4 " (自动) 缩进使用的8个空格
set cindent " 使用 C/C++ 语言的自动缩进方式
set cinoptions={0,1s,t0,p2s,(03s,=.5s,>1s,=1s,:1s "设置C/C++语言的具体缩进方式
" set backspace=2 " 设置退格键可用

set undofile " Persistent undo even through restart
set undodir=$HOME/.vim/undo
set undolevels=1000
set undoreload=10000

set mouse=a " Enable mouse usage (all modes) "使用鼠标
set number " Enable line number "显示行号
set relativenumber " Enable line number "显示行号

:highlight ExtraWhitespace ctermbg=darkgreen guibg=lightgreen
" Match whitespace at end of line | space before tab | tab before space | space before text
":auto Syntax * syn match ExtraWhitespace /\s\+$\| \+\ze\t\|\t\zs \+\|^\t*\zs \+\|^[^\*"]*\zs  /
:auto Syntax * syn match ExtraWhitespace /\s\+$\| \+\ze\t\|\t\zs \+/

"--命令行设置--
set showcmd " 命令行显示输入的命令
set noshowmode

"-- omnicppcomplete setting --
" 按下F3自动补全代码，注意该映射语句后不能有其他字符，包括tab；否则按下F3会自动补全一些乱码
imap <F3> <C-X><C-O>
" 按下F2根据头文件内关键字补全
imap <F2> <C-X><C-I>
set completeopt=menu,menuone				" 关掉智能补全时的预览窗口
let OmniCpp_MayCompleteDot = 1				" autocomplete with .
let OmniCpp_MayCompleteArrow = 1			" autocomplete with ->
let OmniCpp_MayCompleteScope = 1			" autocomplete with ::
let OmniCpp_SelectFirstItem = 2				" select first item (but don't insert)
let OmniCpp_NamespaceSearch = 2				" search namespaces in this and included files
let OmniCpp_ShowPrototypeInAbbr = 1			" show function prototype in popup window
let OmniCpp_GlobalScopeSearch=1				" enable the global scope search
let OmniCpp_DisplayMode=1				" Class scope completion mode: always show all members
let OmniCpp_DefaultNamespaces=["std"]
let OmniCpp_ShowScopeInAbbr=1				" show scope in abbreviation and remove the last column
let OmniCpp_ShowAccess=1

"-- echofunc --
let g:EchoFuncShowOnStatus = 1				" to avoid echoing function name in message line.

"-- Taglist setting --
let Tlist_Use_Right_Window=0				"让窗口显示在右边，0的话就是显示在左边
let Tlist_Show_One_File=0				"让taglist可以同时展示多个文件的函数列表
let Tlist_File_Fold_Auto_Close=1			"非当前文件，函数列表折叠隐藏
let Tlist_Exit_OnlyWindow=1				"当taglist是最后一个分割窗口时，自动推出vim 是否一直处理tags.1:处理;0:不处理
let Tlist_Process_File_Always=1				"实时更新tags
let Tlist_Inc_Winwidth=0

"-- WinManager setting --
"let g:winManagerWindowLayout='FileExplorer|TagList'	" 设置我们要管理的插件
let g:winManagerWindowLayout='TagList'			" 设置我们要管理的插件
"let g:persistentBehaviour=0				" 如果所有编辑文件都关闭了，退出vim
let g:winManagerWidth=36
let g:defaultExplorer=0
nmap wm :WMToggle<cr>

" -- MiniBufferExplorer --
let g:miniBufExplMapWindowNavVim = 1			" 按下Ctrl+h/j/k/l，可以切换到当前窗口的上下左右窗口
let g:miniBufExplMapWindowNavArrows = 1			" 按下Ctrl+箭头，可以切换到当前窗口的上下左右窗口
let g:miniBufExplMapCTabSwitchBufs = 1			" 启用以下两个功能：Ctrl+tab移到下一个buffer并在当前窗口打开；Ctrl+Shift+tab移到上一个buffer并在当前窗口打开；ubuntu好像不支持
"let g:miniBufExplMapCTabSwitchWindows = 1		"启用以下两个功能：Ctrl+tab移到下一个窗口；Ctrl+Shift+tab移到上一个窗口；ubuntu好像不支持
let g:miniBufExplModSelTarget = 1			"不要在不可编辑内容的窗口（如TagList窗口）中打开选中的buffer


"--fold setting--
set foldmethod=syntax					" 用语法高亮来定义折叠
set foldlevel=10					" 启动vim时不要自动折叠代码
set foldcolumn=5					" 设置折叠栏宽度

"-- Cscope setting --
" .vim/plugin/cscope_map.vim

"-- genutils setting --
command! -nargs=0 -range=% SortByLength <line1>,<line2>call QSort(
	\ 'CmpByLineLengthNname', 1)
command! -nargs=0 -range=% RSortByLength <line1>,<line2>call QSort(
	\ 'CmpByLineLengthNname', -1)
command! -nargs=0 -range=% SortJavaImports <line1>,<line2>call QSort(
	\ 'CmpJavaImports', 1) 
nnoremap <silent> <C-Space> :call ShiftWordInSpace(1)<CR> 
nnoremap <silent> <C-BS> :call ShiftWordInSpace(-1)<CR> 
nnoremap <silent> \cw :call CenterWordInSpace()<CR> 
nnoremap <silent> \va :call AlignWordWithWordInPreviousLine()<CR>

command! -nargs=1 -bang -complete=customlist,genutils#UserFileComplete2 
	\ FindInPath :find<bang> <args>
command! -nargs=* -complete=command Redir 
	\ :new | put! =GetVimCmdOutput('<args>') | setl bufhidden=wipe | 
	\ setl nomodified 

augroup my-group
	au!
	au BufWritePost ~/.vimrc   so ~/.vimrc
augroup END

"-- lookupfile --
let g:LookupFile_MinPatLength = 4
let g:LookupFile_PreserveLastPattern = 0
let g:LookupFile_PreservePatternHistory = 1
let g:LookupFile_AlwaysAcceptFirst = 1
let g:LookupFile_AllowNewFiles = 0
if filereadable(".cscopedb/.cscope.big.filetags")
	let g:LookupFile_TagExpr = '".cscopedb/.cscope.big.filetags"'
elseif filereadable(".cscopedb/.cscope.big.files")
	let s:cmd = "awk -F '/' '{printf \"\\%s\\t../\\%s\\t1\\n\", $NF, $0}' .cscopedb/.cscope.big.files > .cscopedb/.cscope.big.filetags"
        silent execute "!" . s:cmd
	let g:LookupFile_TagExpr = '".cscopedb/.cscope.big.filetags"'
endif
nmap <silent> <leader>lk :LUTags<cr>
nmap <silent> <leader>ll :LUBufs<cr>
nmap <silent> <leader>lw :LUWalk<cr>

" customized keyboard shortcuts
let mapleader="\<Space>"
nmap <tab> V>
nmap <s-tab> V<
vmap <tab> >gv
vmap <s-tab> <gv
nnoremap <silent> <Leader>j m`o<Esc>``
nnoremap <silent> <Leader>k m`O<Esc>``
nnoremap <silent> <Leader>1 :b1<CR>
nnoremap <silent> <Leader>2 :b2<CR>
nnoremap <silent> <Leader>3 :b3<CR>
nnoremap <silent> <Leader>4 :b4<CR>
nnoremap <silent> <Leader>5 :b5<CR>
nnoremap <silent> <Leader>6 :b6<CR>
nnoremap <silent> <Leader>7 :b7<CR>
nnoremap <silent> <Leader>8 :b8<CR>
nnoremap <silent> <Leader>` :b#<CR>
nnoremap <silent> <Leader>w :w<CR>
nnoremap <silent> <Leader>q :q<CR>
nnoremap <silent> <Leader>x :x<CR>
nnoremap <silent> <Leader>c :call P4_check_out_current_file()<CR>
vmap <silent> <Leader>y "+y
nnoremap <silent> <Leader>p "+p
vmap <silent> <Leader>p "+p
nnoremap <CR> G
nnoremap <F6> :GundoToggle<CR>
"nnoremap <silent> <Leader>s :cs f s
"nnoremap <silent> <Leader>g :cs f g

let g:cscopedb_auto_init=2
let g:cscopedb_auto_files=1
let g:cscopedb_src_dirs_file="./.quantenna_sdk_src_dirs"
function! Cscope_dynamic_update_hook(flag)
	if a:flag == 0
		echom "Dynamic cscope database update completed"
	else
		echom "Dynamic cscope database update starting..."
	endif
endfunction

function! P4_check_out_current_file()
	let s:file = resolve(expand("%"))
	call system('p4 -c $P4CLIENT edit '.s:file)
endfunction

" I haven't found how to hide this function (yet)
function! RestoreRegister()
	let @" = s:restore_reg
	return ''
endfunction

function! s:Repl()
	let s:restore_reg = @"
	return "p@=RestoreRegister()\<cr>"
endfunction

" NB: this supports "rp that replaces the selection by the contents of @r
vnoremap <silent> <expr><Plug>p <sid>Repl()