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| """""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
"
" ██╗ ██╗██╗███╗ ███╗██████╗ ██████╗
" ██║ ██║██║████╗ ████║██╔══██╗██╔════╝
" ██║ ██║██║██╔████╔██║██████╔╝██║
" ╚██╗ ██╔╝██║██║╚██╔╝██║██╔══██╗██║
" ╚████╔╝ ██║██║ ╚═╝ ██║██║ ██║╚██████╗
" ╚═══╝ ╚═╝╚═╝ ╚═╝╚═╝ ╚═╝ ╚═════╝
"
"""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""""
" Disable compatibility with vi which can cause unexpected issues.
set nocompatible
" Enable type file detection. Vim will be able to try to detect the type of file is use.
filetype on
" Enable plugins and load plugin for the detected file type.
filetype plugin on
" Load an indent file for the detected file type.
filetype indent on
" Turn syntax highlighting on.
syntax on
" Add numbers to the file.
set number
" Highlight cursor line underneath the cursor horizontally.
set cursorline
" Highlight cursor line underneath the cursor vertically.
set cursorcolumn
" Set shift width to 4 spaces.
set shiftwidth=4
" Set tab width to 4 columns.
set tabstop=4
" Use space characters instead of tabs.
set expandtab
" Do not save backup files.
set nobackup
" Do not let cursor scroll below or above N number of lines when scrolling.
set scrolloff=10
" Do not wrap lines. Allow long lines to extend as far as the line goes.
set nowrap
" While searching though a file incrementally highlight matching characters as you type.
set incsearch
" Ignore capital letters during search.
set ignorecase
" Override the ignorecase option if searching for capital letters.
" This will allow you to search specifically for capital letters.
set smartcase
" Show partial command you type in the last line of the screen.
set showcmd
" Show the mode you are on the last line.
set showmode
" Show matching words during a search.
set showmatch
" Use highlighting when doing a search.
set hlsearch
" Set the commands to save in history default number is 20.
set history=1000
" Enable auto completion menu after pressing TAB.
set wildmenu
" Make wildmenu behave like similar to Bash completion.
set wildmode=list:longest
" There are certain files that we would never want to edit with Vim.
" Wildmenu will ignore files with these extensions.
set wildignore=*.docx,*.jpg,*.png,*.gif,*.pdf,*.pyc,*.exe,*.flv,*.img,*.xlsx
" PLUGINS ---------------------------------------------------------------- {{{
call plug
Plug 'dense-analysis/ale'
Plug 'preservim/nerdtree'
call plug
" }}}
" MAPPINGS --------------------------------------------------------------- {{{
" Set the backslash as the leader key.
let mapleader = "\"
" Press \\ to jump back to the last cursor position.
nnoremap <leader>\ ``
" Press \p to print the current file to the default printer from a Linux operating system.
" View available printers: lpstat -v
" Set default printer: lpoptions -d <printer_name>
" <silent> means do not display output.
nnoremap <silent> <leader>p :%w !lp<CR>
" Type jj to exit insert mode quickly.
inoremap jj <Esc>
" Press the space bar to type the : character in command mode.
nnoremap <space> :
" Pressing the letter o will open a new line below the current one.
" Exit insert mode after creating a new line above or below the current line.
nnoremap o o<esc>
nnoremap O O<esc>
" Center the cursor vertically when moving to the next word during a search.
nnoremap n nzz
nnoremap N Nzz
" Yank from cursor to the end of line.
nnoremap Y y$
" Map the F5 key to run a Python script inside Vim.
" We map F5 to a chain of commands here.
" :w saves the file.
" <CR> (carriage return) is like pressing the enter key.
" !clear runs the external clear screen command.
" !python3 % executes the current file with Python.
nnoremap <f5> :w <CR>:!clear <CR>:!python3 % <CR>
" You can split the window in Vim by typing :split or :vsplit.
" Navigate the split view easier by pressing CTRL+j, CTRL+k, CTRL+h, or CTRL+l.
nnoremap <c-j> <c-w>j
nnoremap <c-k> <c-w>k
nnoremap <c-h> <c-w>h
nnoremap <c-l> <c-w>l
" Resize split windows using arrow keys by pressing:
" CTRL+UP, CTRL+DOWN, CTRL+LEFT, or CTRL+RIGHT.
noremap <c-up> <c-w>+
noremap <c-down> <c-w>-
noremap <c-left> <c-w>>
noremap <c-right> <c-w><
" NERDTree specific mappings.
" Map the F3 key to toggle NERDTree open and close.
nnoremap <F3> :NERDTreeToggle<cr>
" Have nerdtree ignore certain files and directories.
let NERDTreeIgnore=['\.git$', '\.jpg$', '\.mp4$', '\.ogg$', '\.iso$', '\.pdf$', '\.pyc$', '\.odt$', '\.png$', '\.gif$', '\.db$']
" }}}
" VIMSCRIPT -------------------------------------------------------------- {{{
" Enable the marker method of folding.
augroup filetype_vim
autocmd!
autocmd FileType vim setlocal foldmethod=marker
augroup END
" If the current file type is HTML, set indentation to 2 spaces.
autocmd Filetype html setlocal tabstop=2 shiftwidth=2 expandtab
" If Vim version is equal to or greater than 7.3 enable undofile.
" This allows you to undo changes to a file even after saving it.
if version >= 703
set undodir=~/.vim/backup
set undofile
set undoreload=10000
endif
" You can split a window into sections by typing `:split` or `:vsplit`.
" Display cursorline and cursorcolumn ONLY in active window.
augroup cursor_off
autocmd!
autocmd WinLeave * set nocursorline nocursorcolumn
autocmd WinEnter * set cursorline cursorcolumn
augroup END
" If GUI version of Vim is running set these options.
if has('gui_running')
" Set the background tone.
set background=dark
" Set the color scheme.
colorscheme molokai
" Set a custom font you have installed on your computer.
" Syntax: <font_name>\ <weight>\ <size>
set guifont=Monospace\ Regular\ 12
" Display more of the file by default.
" Hide the toolbar.
set guioptions-=T
" Hide the the left-side scroll bar.
set guioptions-=L
" Hide the the left-side scroll bar.
set guioptions-=r
" Hide the the menu bar.
set guioptions-=m
" Hide the the bottom scroll bar.
set guioptions-=b
" Map the F4 key to toggle the menu, toolbar, and scroll bar.
" <Bar> is the pipe character.
" <CR> is the enter key.
nnoremap <F4> :if &guioptions=~
\set guioptions-=mTr<Bar>
\else<Bar>
\set guioptions+=mTr<Bar>
\endif<CR>
endif
" }}}
" STATUS LINE ------------------------------------------------------------ {{{
" 状态条当vimrc重新加载的时候
set statusline=
" 左侧的状态条
set statusline+=\ %F\ %M\ %Y\ %R
" 在左右边的中间部分添加分割条
set statusline+=%=
" 右侧的状态条
"set statusline+=\ ascii:\ %b\ hex:\ 0x%B\ row:\ %l\ col:\ %c\ percent:\ %p%%
" 在倒数第二行展示状态条
set laststatus=2
" }}}
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