自己的vimrc

set nocompatible
filetype on
 
set rtp+=~/.vim/bundle/Vundle.vim

if empty(glob('~/.vim/autoload/plug.vim'))
  silent !curl -fLo ~/.vim/autoload/plug.vim --create-dirs
    \ https://raw.githubusercontent.com/junegunn/vim-plug/master/plug.vim
  autocmd VimEnter * PlugInstall --sync | source $MYVIMRC
endif

"指定插件目录
call plug#begin('~/.vim/plugged')

Plug 'neoclide/coc.nvim', {'branch': 'release'}
"括号补全
Plug 'jiangmiao/auto-pairs'
"提供源代码符号的结构化视图
Plug 'preservim/nerdtree'
"提供源代码符号的结构化视图
Plug 'vim-scripts/taglist.vim'
"快速浏览和操作Buffer 
Plug 'vim-scripts/minibufexplorerpp'
"代码片段补全
Plug 'SirVer/ultisnips'
"代码片段补全 依赖本地
Plug 'MissYourSmile/vim-snippets'
"对齐插件
Plug 'godlygeek/tabular'
Plug 'plasticboy/vim-markdown'
"优化vim界面
Plug 'vim-airline/vim-airline'

call plug#end()

"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
"""""插件配置
""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""

"vim-airline配置:优化vim界面"
"let g:airline#extensions#tabline#enabled = 1
" airline设置
" 显示颜色
set t_Co=256
set laststatus=2
" 使用powerline打过补丁的字体
let g:airline_powerline_fonts = 1
" 开启tabline
let g:airline#extensions#tabline#enabled = 1
" tabline中当前buffer两端的分隔字符
let g:airline#extensions#tabline#left_sep = ' '
" tabline中未激活buffer两端的分隔字符
let g:airline#extensions#tabline#left_alt_sep = ' '
" tabline中buffer显示编号
let g:airline#extensions#tabline#buffer_nr_show = 1
 
if has("patch-8.1.1564")
  " Recently vim can merge signcolumn and number column into one
  set signcolumn=number
else
  set signcolumn=yes
endif

inoremap <silent><expr> <TAB>
      \ pumvisible() ? "\<C-n>" :
      \ <SID>check_back_space() ? "\<TAB>" :
      \ coc#refresh()
inoremap <expr><S-TAB> pumvisible() ? "\<C-p>" : "\<C-h>"

function! s:check_back_space() abort
  let col = col('.') - 1
  return !col || getline('.')[col - 1]  =~# '\s'
endfunction

inoremap <silent><expr> <c-space> coc#refresh()

if exists('*complete_info')
  inoremap <expr> <cr> complete_info()["selected"] != "-1" ? "\<C-y>" : "\<C-g>u\<CR>"
else
  inoremap <expr> <cr> pumvisible() ? "\<C-y>" : "\<C-g>u\<CR>"
endif

" Use `[g` and `]g` to navigate diagnostics
" Use `:CocDiagnostics` to get all diagnostics of current buffer in location list.
nmap <silent> [g <Plug>(coc-diagnostic-prev)
nmap <silent> ]g <Plug>(coc-diagnostic-next)

" GoTo code navigation.
nmap <silent> gd <Plug>(coc-definition)
nmap <silent> gy <Plug>(coc-type-definition)
nmap <silent> gi <Plug>(coc-implementation)
nmap <silent> gr <Plug>(coc-references)

" Use K to show documentation in preview window.
nnoremap <silent> K :call <SID>show_documentation()<CR>

function! s:show_documentation()
  if (index(['vim','help'], &filetype) >= 0)
    execute 'h '.expand('<cword>')
  else
    call CocAction('doHover')
  endif
endfunction

" Highlight the symbol and its references when holding the cursor.
"autocmd CursorHold * silent call CocActionAsync('highlight')

" Symbol renaming.
nmap <leader>rn <Plug>(coc-rename)

" Formatting selected code.
xmap <leader>f  <Plug>(coc-format-selected)
nmap <leader>f  <Plug>(coc-format-selected)

augroup mygroup
  autocmd!
  " Setup formatexpr specified filetype(s).
  autocmd FileType typescript,json setl formatexpr=CocAction('formatSelected')
  " Update signature help on jump placeholder.
  autocmd User CocJumpPlaceholder call CocActionAsync('showSignatureHelp')
augroup end

" Applying codeAction to the selected region.
" Example: `<leader>aap` for current paragraph
xmap <leader>a  <Plug>(coc-codeaction-selected)
nmap <leader>a  <Plug>(coc-codeaction-selected)

" Remap keys for applying codeAction to the current buffer.
nmap <leader>ac  <Plug>(coc-codeaction)
" Apply AutoFix to problem on the current line.
nmap <leader>qf  <Plug>(coc-fix-current)

" Use CTRL-S for selections ranges.
" Requires 'textDocument/selectionRange' support of LS, ex: coc-tsserver
nmap <silent> <C-s> <Plug>(coc-range-select)
xmap <silent> <C-s> <Plug>(coc-range-select)

" Add `:Format` command to format current buffer.
command! -nargs=0 Format :call CocAction('format')

" Add `:Fold` command to fold current buffer.
command! -nargs=? Fold :call     CocAction('fold', <f-args>)

" Add `:OR` command for organize imports of the current buffer.
command! -nargs=0 OR   :call     CocAction('runCommand', 'editor.action.organizeImport')

" Add (Neo)Vim's native statusline support.
" NOTE: Please see `:h coc-status` for integrations with external plugins that
" provide custom statusline: lightline.vim, vim-airline.
set statusline^=%{coc#status()}%{get(b:,'coc_current_function','')}


" ultisnips
" 如果需要更多配置可以在vimrc中输入下面的，不配置使用默认的设置
let g:UltiSnipsExpandTrigger = "<tab>"
let g:UltiSnipsListSnippets = "<c-tab>"
let g:UltiSnipsJumpForwardTrigger = "<tab>"
let g:UltiSnipsJumpBackwardTrigger = "<s-tab>"

" If you want :UltiSnipsEdit to split your window.
let g:UltiSnipsEditSplit="vertical"
let g:UltiSnipsSnippetDirectories=[$HOME.'/.vim/bundle/vim-snippets/UltiSnips']

" vim-markdown
let g:vim_markdown_folding_disabled = 1
let g:vim_markdown_toc_autofit = 1
let g:vim_markdown_math = 1

" vim-latex
let g:tex_flavor='latex'

" taglist
let Tlist_Show_One_File=1       " 只展示一个文件的taglist
let Tlist_Exit_OnlyWindow=1     " 当taglist是最后一个窗口时自动退出
let Tlist_Use_Right_Window=1    " 在右边显示taglist窗口
let Tlist_Sort_Type="name"      " tag按名字排序
"快速浏览和操作Buffer 
let g:miniBufExplMapWindowNavVim = 1


" 文件树设置 {{{
" 关闭NERDTree快捷键
map <leader>t :NERDTreeToggle<CR>
""当NERDTree为剩下的唯一窗口时自动关闭
autocmd bufenter * if (winnr("$") == 1 && exists("b:NERDTree") && b:NERDTree.isTabTree()) | q | endif
""修改树的显示图标
let g:NERDTreeDirArrowExpandable = '►'
let g:NERDTreeDirArrowCollapsible = '▼'
let NERDTreeAutoCenter=1
" 显示行号
let NERDTreeShowLineNumbers=1
" 是否显示隐藏文件
let NERDTreeShowHidden=1
" 设置宽度
let NERDTreeWinSize=25
" 在终端启动vim时，共享NERDTree
let g:nerdtree_tabs_open_on_console_startup=1
" 忽略一下文件的显示
let NERDTreeIgnore=['\.pyc','\~$','\.swp']
let g:NERDTreeIndicatorMapCustom = {
    \ "Modified"  : "✹",
    \ "Staged"    : "✚",
    \ "Untracked" : "✭",
    \ "Renamed"   : "➜",
    \ "Unmerged"  : "═",
    \ "Deleted"   : "✖",
    \ "Dirty"     : "✗",
    \ "Clean"     : "✔︎",
    \ 'Ignored'   : '☒',
    \ "Unknown"   : "?"
    \ }
" }}}

"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
"""""新文件标题
""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
"新建.c,.h,.sh,.java文件，自动插入文件头 
autocmd BufNewFile *.cpp,*.[ch],*.sh,*.java exec ":call SetTitle()" 
""定义函数SetTitle，自动插入文件头 
func SetTitle() 
	"如果文件类型为.sh文件 
	if &filetype == 'sh' 
		call setline(1, "##########################################################################") 
		call append(line("."), "# File Name: ".expand("%")) 
		call append(line(".")+1, "# Author: xavier.xie") 
		call append(line(".")+2, "# mail: <xavier.xie@sigmastar.com.cn>") 
		call append(line(".")+3, "# Created Time: ".strftime("%c")) 
		call append(line(".")+4, "#########################################################################") 
		call append(line(".")+5, "#!/bin/bash")
		call append(line(".")+6, "")
	else 
		call setline(1, "/*************************************************************************") 
		call append(line("."), "	> File Name: ".expand("%")) 
		call append(line(".")+1, "	> Author: xavier.xie") 
		call append(line(".")+2, "	> Mail: <xavier.xie@sigmastar.com.cn> ") 
		call append(line(".")+3, "	> Created Time: ".strftime("%c")) 
		call append(line(".")+4, " ************************************************************************/") 
		call append(line(".")+5, "")
	endif
	if &filetype == 'cpp'
		call append(line(".")+6, "#include<iostream>")
    	call append(line(".")+7, "using namespace std;")
		call append(line(".")+8, "")
	endif
	if &filetype == 'c'
		call append(line(".")+6, "#include<stdio.h>")
		call append(line(".")+7, "")
	endif
	"	if &filetype == 'java'
	"		call append(line(".")+6,"public class ".expand("%"))
	"		call append(line(".")+7,"")
	"	endif
	"新建文件后，自动定位到文件末尾
	autocmd BufNewFile * normal G
endfunc 
""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
"键盘命令
""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
let mapleader = "\<space>"

" CTRL-F4 is Close window 
map <C-d> :q!<CR>
map Q :q!<CR>
map! <C-d> <Esc>:q!<CR>

map <leader>w :w<CR>
map R :source $MYVIMRC<CR>
nmap <leader>f :nohlsearch<CR>


map sv <C-w>t<C-w>H
map sh <C-w>t<C-w>K

map <F1> :NERDTreeToggle<CR>
map <F2> :Tlist<CR>
"对齐
map <F12> gg=G
"去除所有行尾空格
map <F11> :%s/\s\+$//g


nmap <leader>w :w!<cr>
nmap <leader>f :find<cr>
 
" 映射全选+复制 ctrl+a
map <C-a> ggVGY
map! <C-a> <Esc>ggVGY

"Ctrl+c 复制 Ctrl+v Ctrl+x 
vnoremap <C-c> "+y 
vnoremap <C-x> "+x
map <C-v>      "+gP 
map! <C-v> <Esc>"+gP 
"对齐插件
map // :Tab /\/\/



 
""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
""实用设置
"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" 设置背景透明
hi Normal ctermfg=252 ctermbg=none
" 设置注释快捷键 
map <LEADER>r :call Note()<CR>
func! Note()
    if &filetype == 'python'
        normal 0i# 
    endif
    if &filetype == 'vim'
        normal 0i" 
    endif
    if &filetype == 'plaintex'
        normal 0i% 
    endif
endfunc
" 设置取消注释  
map <LEADER>t 0df j

"编译运行
map <F5> :call ComplieAndRun()<CR>
func! ComplieAndRun()
    exec "w"
    if &filetype == 'c'
        exec "!gcc % -o %<"
        exec "!time ./%<"
    elseif &filetype == 'cpp'
        exec "!g++ % -std=c++11 -o %<"
        exec "!time ./%<"
    elseif &filetype == 'sh'
        :!time bash %
    elseif &filetype == 'python'
       "exec "!time python2.7 %"
        exec "!time python3 %"
    endif
endfunc
" 设置当文件被改动时自动载入
set autoread      
"代码补全 
set completeopt=preview,menu 
"允许插件  
filetype plugin on
"共享剪贴板  
set clipboard=unnamed 
"从不备份  
set nobackup
"make 运行
:set makeprg=g++\ -Wall\ \ %
"自动保存
set autowrite
set ruler                   " 打开状态栏标尺
set cursorline              " 突出显示当前行
set magic                   " 设置魔术
set guioptions-=T           " 隐藏工具栏
set guioptions-=m           " 隐藏菜单栏
"set statusline=\ %<%F[%1*%M%*%n%R%H]%=\ %y\ %0(%{&fileformat}\ %{&encoding}\ %c:%l/%L%)\
" 设置在状态行显示的信息
set foldcolumn=0
set foldmethod=indent 
set foldlevel=3 
set foldenable              " 开始折叠
" 不要使用vi的键盘模式，而是vim自己的
set nocompatible
" 语法高亮
set syntax=on
" 去掉输入错误的提示声音
set noeb
" 在处理未保存或只读文件的时候，弹出确认
set confirm
" 自动缩进
set autoindent
set cindent
" Tab键的宽度
set tabstop=4
" 统一缩进为4
set softtabstop=4
set shiftwidth=4
" 不要用空格代替制表符
set noexpandtab
" 在行和段开始处使用制表符
set smarttab
" 显示行号
set number
" 历史记录数
set history=1000
"禁止生成临时文件
set nobackup
set noswapfile
"搜索忽略大小写
set ignorecase
"搜索逐字符高亮
set hlsearch
set incsearch
"行内替换
set gdefault
"编码设置
set enc=utf-8
set fencs=utf-8,ucs-bom,shift-jis,gb18030,gbk,gb2312,cp936
"语言设置
set langmenu=zh_CN.UTF-8
set helplang=cn
" 我的状态行显示的内容（包括文件类型和解码）
set statusline=%F%m%r%h%w\ [FORMAT=%{&ff}]\ [TYPE=%Y]\ [POS=%l,%v][%p%%]\ %{strftime(\"%d/%m/%y\ -\ %H:%M\")}
set statusline=[%F]%y%r%m%*%=[Line:%l/%L,Column:%c][%p%%]
" 总是显示状态行
set laststatus=2
" 命令行（在状态行下）的高度，默认为1，这里是2
set cmdheight=2
" 侦测文件类型
filetype on
" 载入文件类型插件
filetype plugin on
" 为特定文件类型载入相关缩进文件
filetype indent on
" 保存全局变量
set viminfo+=!
" 带有如下符号的单词不要被换行分割
set iskeyword+=_,$,@,%,#,-
" 字符间插入的像素行数目
set linespace=0
" 增强模式中的命令行自动完成操作
set wildmenu
" 使回格键（backspace）正常处理indent, eol, start等
set backspace=2
" 允许backspace和光标键跨越行边界
set whichwrap+=<,>,h,l
" 可以在buffer的任何地方使用鼠标（类似office中在工作区双击鼠标定位）
set mouse=a
set selection=exclusive
set selectmode=mouse,key
" 通过使用: commands命令，告诉我们文件的哪一行被改变过
set report=0
" 在被分割的窗口间显示空白，便于阅读
set fillchars=vert:\ ,stl:\ ,stlnc:\
" 高亮显示匹配的括号
set showmatch
" 匹配括号高亮的时间（单位是十分之一秒）
set matchtime=1
" 光标移动到buffer的顶部和底部时保持3行距离
set scrolloff=3
" 为C程序提供自动缩进
set smartindent
" 高亮显示普通txt文件（需要txt.vim脚本）
 au BufRead,BufNewFile *  setfiletype txt
"自动补全
:inoremap ( ()<ESC>i
:inoremap ) <c-r>=ClosePair(')')<CR>
":inoremap { {<CR>}<ESC>O
":inoremap } <c-r>=ClosePair('}')<CR>
:inoremap [ []<ESC>i
:inoremap ] <c-r>=ClosePair(']')<CR>
:inoremap " ""<ESC>i
:inoremap ' ''<ESC>i
function! ClosePair(char)
	if getline('.')[col('.') - 1] == a:char
		return "\<Right>"
	else
		return a:char
	endif
endfunction
filetype plugin indent on 
"打开文件类型检测, 加了这句才可以用智能补全
set completeopt=longest,menu
"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""