basic.vim

"" 配色设置
syntax enable
set background=dark
colorscheme solarized
let g:solarized_termcolors = 256
let g:solarized_termtrans = 1

"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" => vim-airline
"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
let laststatus = 2
let g:airline_powerline_fonts = 1   " 使用powerline打过补丁的字体
let g:airline_theme='solarized'      " 设置主题
" 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      
" enable/disable displaying open splits per tab (only when tabs are opened) >
let g:airline#extensions#tabline#show_splits = 1
" themes are automatically selected based on the matching colorscheme. this
"  can be overridden by defining a value.


"设置切换Buffer快捷键"
nnoremap <C-tab> :bn<CR>
nnoremap <C-s-tab> :bp<CR>


set fileencodings=usc-bom,utf-8,cp936,default,latin1

"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" => General
"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" 关闭vi兼容模式
set nocompatible
" Sets how many lines of history VIM has to remember
set history=500

" Enable filetype plugins
filetype plugin on
filetype indent on

" Set to auto read when a file is changed from the outside
set autoread

" With a map leader it's possible to do extra key combinations
" like <leader>w saves the current file
let mapleader = ","

" Fast saving
nmap <leader>w :w!<cr>

" :W sudo saves the file 
" (useful for handling the permission-denied error)
" command W w !sudo tee % > /dev/null

"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" => Colors and Fonts
"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" Enable syntax highlighting
" syntax enable 

" Enable 256 colors palette in Gnome Terminal
"if $COLORTERM == 'gnome-terminal'
"    set t_Co=256
"endif

"try
"    colorscheme desert
"catch
"endtry

"set background=dark

" Set extra options when running in GUI mode
"if has("gui_running")
"    set guioptions-=T
"    set guioptions-=e
"    set t_Co=256
"    set guitablabel=%M\ %t
"endif

" Set utf8 as standard encoding and en_US as the standard language
" set encoding=utf8

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

set guifont=CascadiaMonoPL-Regular:h14


"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" => Text, tab and indent related
"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" Use spaces instead of tabs
set expandtab

" Be smart when using tabs ;)
set smarttab

" 1 tab == 4 spaces
set shiftwidth=4
set tabstop=4

" Linebreak on 500 characters
set lbr
set tw=500

set autoindent "Auto indent
set smartindent "Smart indent
" set wrap "取消自动回绕行显示当窗口大小容不下一行的长度时, Wrap lines
set nowrap

" 
" set ambiwidth=double
"
" vim cmdline setting
set cmdheight=2
set wildmode=full
"set wildmenu
set number


" gvim 输入法设置
"
if has("gui_running")
    set imactivatekey=C-space
    inoremap <ESC> <ESC>:set iminsert=0<CR>
endif


"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" => VIM user interface
"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" Set 7 lines to the cursor - when moving vertically using j/k
" 光标距离最下行7行时就会开始移动窗口.
set so=7

" Turn on the Wild menu, 开启命令行补全的增强模式.
set wildmenu

" Ignore compiled files, 忽视一些编译结果文件
set wildignore=*.o,*~,*.pyc
if has("win16") || has("win32")
    set wildignore+=.git\*,.hg\*,.svn\*
else
    set wildignore+=*/.git/*,*/.hg/*,*/.svn/*,*/.DS_Store
endif

"Always show current position, 开启ruler显式行号,列号
set ruler

" Height of the command bar, 命令框的行高为两行, 默认一行
set cmdheight=2

" A buffer becomes hidden when it is abandoned
set hidden

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

" Ignore case when searching
set ignorecase

" When searching try to be smart about cases 
set smartcase

" Highlight search results
set hlsearch

" Makes search act like search in modern browsers
set incsearch 

" Don't redraw while executing macros (good performance config)
set lazyredraw 

" For regular expressions turn magic on
set magic

" Show matching brackets when text indicator is over them
set showmatch 
" How many tenths of a second to blink when matching brackets
set mat=2

" No annoying sound on errors
set noerrorbells
set novisualbell
set t_vb=
set tm=500

" Properly disable sound on errors on MacVim
if has("gui_macvim")
    autocmd GUIEnter * set vb t_vb=
endif


" Add a bit extra margin to the left
set foldcolumn=1


" 设置不要自动备份文件
"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" => Files, backups and undo
"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" Turn backup off, since most stuff is in SVN, git et.c anyway...
set nobackup
set nowb
set noswapfile


"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" => Helper functions
"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" Returns true if paste mode is enabled
function! HasPaste()
    if &paste
        return 'PASTE MODE  '
    endif
    return ''
endfunction

" Don't close window, when deleting a buffer
command! Bclose call <SID>BufcloseCloseIt()
function! <SID>BufcloseCloseIt()
    let l:currentBufNum = bufnr("%")
    let l:alternateBufNum = bufnr("#")

    if buflisted(l:alternateBufNum)
        buffer #
    else
        bnext
    endif

    if bufnr("%") == l:currentBufNum
        new
    endif

    if buflisted(l:currentBufNum)
        execute("bdelete! ".l:currentBufNum)
    endif
endfunction

function! CmdLine(str)
    call feedkeys(":" . a:str)
endfunction 

function! VisualSelection(direction, extra_filter) range
    let l:saved_reg = @"
    execute "normal! vgvy"

    let l:pattern = escape(@", "\\/.*'$^~[]")
    let l:pattern = substitute(l:pattern, "\n$", "", "")

    if a:direction == 'gv'
        call CmdLine("Ack '" . l:pattern . "' " )
    elseif a:direction == 'replace'
        call CmdLine("%s" . '/'. l:pattern . '/')
    endif

    let @/ = l:pattern
    let @" = l:saved_reg
endfunction