Gammies vimrc

.vimrc

" Gammies vimrc. This will work for both vim and gvim.

" Use Vim settings, rather then Vi settings
" This must be first, because it changes other options as a side effect.
set nocompatible
set nomodeline " Disable trying to read modelines in files
               " (best to keep it off if you're unaware of it anyway)

" Automatically vsplit "foo.h" if "foo.c" is loaded and "foo.h" exists
function! OpenCFile()
    let cfile = bufname("%")
    let hfile = strpart(cfile, 0, strlen(cfile) - 2) . ".h"
    if filereadable(hfile)
       execute "botright vnew " . hfile
    endif
endfunction
 
if has("autocmd")
    " When editing a file, always jump to the last known cursor position.
    " Don't do it when the position is invalid or when inside an event handler
    " (happens when dropping a file on gvim).
    autocmd BufReadPost *
        \ if line("'\"") > 0 && line("'\"") <= line("$") |
        \   exe "normal g`\"" |
        \ endif

    " Inform vim that .pde and .ino are aduino files
    autocmd! BufNewFile,BufRead *.pde setlocal filetype=arduino
    autocmd! BufNewFile,BufRead *.ino setlocal filetype=arduino
endif 

" Load bin-files via the xxd hexdump program. Don't ask me how this works. 
augroup Binary au!
    au BufReadPre  *.bin let &bin=1
    au BufReadPost *.bin if &bin | %!xxd
    au BufReadPost *.bin set filetype=xxd | endif
    au BufWritePre *.bin if &bin | %!xxd -r
    au BufWritePre *.bin endif
    au BufWritePost *.bin if &bin | %!xxd
    au BufWritePost *.bin set nomod | endif
augroup END

if has("viminfo")
    " Specify what to store in the global viminfo file; commandline history
    ", search string history, etc (:help viminfo)
    set viminfo='10,\"100,:20,%,n~/.viminfo
endif

set backup      " keep a backup file
set history=500
set incsearch   " do incremental searching
set hlsearch    " highlight (previous) search matches
set scrolloff=3 " Keep this number of lines above/below the cursor

" allow backspacing over everything in insert mode
set backspace=indent,eol,start

""" Encoding conversion
" Convert non-utf8 files to utf8, and do so without marking the
" buffer as modified
set fileencoding=utf8 nomodified

""" Indentation
" See ":he cinoptions-values" if this seems confusing
set cinoptions={,:,+,t0,g,^,e,n,p,(0,= cindent

set nosmarttab  
set expandtab " Substitute a <tab> keypress with
set tabstop=4 " .. number of spaces. 
set shiftwidth=4 " .. do the same when autoindenting as you work

" Switch syntax highlighting on, when the terminal has colors
if &t_Co > 2 || has("gui_running")
    syntax on
endif

" Inform vim that we're using a dark background color
" needs to be before highlights
set background=dark

if has("gui_running")
    set cursorline " Highlight the line on which the cursor is on
    set guifont=Ubuntu\ Mono\ Regular\  " Font to use in gvim
    colorscheme moria " http://www.vim.org/scripts/script.php?script_id=1464
"    highlight ColorColumn guibg=#2f2020 " Must be set after the colorscheme
    " Gutter background (visible when using it, e.g when using vim-signify)
else
    colorscheme desert
    "highlight normal ctermbg=black " Force black background
endif

" Highlights must be set after the colorscheme as they override them
" signcolumn (gutter): Dark red for console, dark blue/grey for moria(gvim)
highlight SignColumn ctermbg=darkred guibg=#293138
" colorcolumn: Dark grey for console, dark red for moria(gvim)
highlight ColorColumn ctermbg=brown guibg=#2f2020

set ruler          " show the cursor position all the time
set colorcolumn=80 " Highlight the 80th column
set showcmd        " display incomplete commands

""" Keybindings

" F2 / F3: Enter / leave paste+insert mode
map <F2> <Esc>:set paste<CR>i
map <F3> <Esc>:set nopaste<CR>
" -: Svennetangentbord: map - to /
"map - <Esc>/  
 " F4: Try running the buffer-to-html plugin
map <F4> <ESC>:runtime! s""yntax/2html.vim<CR>

" Copy selection to clipboard with ^c (untested in vim actually)
map <C-c> "+y<CR>
" Paste clipboard with ^p 
" (^v is Visual Block mode, so we don't want to override that!)
map <C-p> "+P<CR>

" As the above 80th column thing won't work when restoring vim sessions for
" some reason (bug?), here's a little helper macro to restore it: 
command Fixcol highlight ColorColumn guibg=#2f2020   

""" Sessions
" Additional session options used with :mksession and -S, 
" see `:help sessionoptions`
set sessionoptions+=resize,winpos,winsize,tabpages

""" Plugin options
if exists("g:loaded_signify")
    " Vim-signify: https://github.com/mhinz/vim-signify
    let g:signify_vcs_list = ['git']  " signify plugin variable; check for git
    let g:airline_powerline_fonts = 1 " airline plugin thing
endif

" Vim-airline
"vim-airline doesn't appear until I create a new split; his seems to fix it?
set laststatus=2
"let g:airline_theme='dark'

" Printer..
set printdevice=Brother_HLL2340D

" The 'nested' keyword fixes parsing of modelines in the function, 
" so that the rest of the vimrc is respected in the "foo.h" buffer
autocmd BufRead *.c nested call OpenCFile()