" jump between splits
map <C-J> <C-W>j<C-W>_
map <C-K> <C-W>k<C-W>_
set wmh=0

" swap single quote and backquote
nnoremap ' `
nnoremap ` '

:map ,f [I:let nr = input("Which one: ")<Bar>exe "normal " . nr ."[\t"<cr>

set hidden "I don't remember what this was for but it seemed good.
syntax on  "syntax highlighting
set autoread "auto read external changes to buffer
set incsearch  "incremental search like emacs
"set hlsearch  "highlight search results; sometimes annoying
set ruler  "show line and column number in status area
set backspace=indent,eol,start  "allow backspace over everything in insert mode
set showmode  "show mode in status line or something
set showcmd  "show commands as you type them, like commands starting with 'g'
set lz  "do not redraw while running macros (much faster) (LazyRedraw)
"set mouse=a  "use mouse everywhere
set expandtab
"set softtabstop=2
"set shortmess=atI " shortens messages to avoid 'press a key' prompt
let perl_extended_vars=1  "highlight advanced perl vars inside strings
filetype on  "detect file types
filetype plugin on  "load plugins for different file types
"filetype indent off  "don't know what this is for
"set viminfo+=!  "make sure it can save viminfo

"use tab instead of esc
imap <tab> <esc>
"make <space> save the buffer
"map <space> :w<cr>
"make comma save the buffer
map , :w<cr>
"Q normally enters ex mode which is some kind of relic from the 70s, literally.
map Q :q<cr>

"replace tags on this timepie line with those from the prev line.
"(warning: must have timestamp in square brackets on both lines)
map <f4> mzk0el"vy/\([\\|$\)<cr>jd/\([\\|$\)<cr>h"vp`zj

"left/right arrows to switch buffers in normal mode
map <right> :bn<cr>
map <left> :bp<cr>

"map <up> <ESC>:Sex<RETURN><ESC><C-W><C-W> " up arrow (normal mode) brings up a file list
"map <down> <ESC>:Tlist<RETURN> " down arrow  (normal mode) brings up the tag list
"map <A-i> i <ESC>r " alt-i (normal mode) inserts a single char, and then switches back to normal
"map <F2> <ESC>ggVG:call SuperRetab()<left>
"map <F12> ggVGg? " encypt the file (toggle)

if has("autocmd")
 autocmd BufRead *.txt set tw=78 noai
 "autocmd BufRead *.tex ai spell spelllang=en_us
 "autocmd FileType perl set autoindent|set smartindent
 autocmd FileType perl set showmatch
 autocmd FileType perl set makeprg=perl\ -c\ %\ $*
 autocmd FileType perl set errorformat=%f:%l:%m
 autocmd FileType perl set autowrite
endif

"put cursor where it was last time you edited the file
set viminfo='10,\"100,:20,%,n~/.viminfo
au BufReadPost * if line("'\"") > 0|if line("'\"") <= line("$")|exe("norm '\"")|else|exe "norm $"|endif|endif

"autocmd FileType perl set tabstop=4|set shiftwidth=4|set expandtab|set + softtabstop=4

" make tab in v mode ident code
"vmap <tab> >gv
"vmap <s-tab> <gv

" make tab in normal mode ident code
"nmap <tab> I<tab><esc>
"nmap <s-tab> ^i<bs><esc>

" paste mode - this will avoid unexpected effects when you
" cut or copy some text from one window and paste it in Vim.
"set pastetoggle=<F11>