" **************************
" * vim general options ****
" **************************
set nocompatible
set history=1000
set mouse=a

" don't have files trying to override this .vimrc:
set nomodeline

" have <F1> prompt for a help topic, rather than displaying the introduction
" page, and have it do this from any mode:
nnoremap <F1> :help<Space>
vmap <F1> <C-C><F1>
omap <F1> <C-C><F1>
map! <F1> <C-C><F1>

set title

" **************************
" * set visual options *****
" **************************
set nu
set ruler
" syntax highlighting for colour enabled terminals
if has('syntax') && (&t_Co > 2)
  syntax on
endif

" set background=dark
colorscheme desert

set wildmenu
set wildmode=list:longest,full

" use "[RO]" for "[readonly]"
set shortmess+=r

set scrolloff=3

" display the current mode and partially-typed commands in the status line:
set showmode
set showcmd

" don't make it look like there are line breaks where there aren't:
set nowrap

" **************************
" * set editing options ****
" **************************
set autoindent
filetype plugin indent on
set backspace=eol,indent,start
autocmd FileType text setlocal textwidth=80
autocmd FileType make set noexpandtab shiftwidth=8

" * Search & Replace
" make searches case-insensitive, unless they contain upper-case letters:
set ignorecase
set smartcase
" show the `best match so far' as search strings are typed:
set incsearch
" assume the /g flag on :s substitutions to replace all matches in a line:
set gdefault

" ***************************
" * tab completion **********
" ***************************
setlocal omnifunc=syntaxcomplete#Complete
imap <Tab> <C-x><C-o>
inoremap <tab> <c-r>=InsertTabWrapper()<cr>

" ***************************
" * keyboard mapping ********
" ***************************
imap <A-1> <Esc>:tabn 1<CR>i
imap <A-2> <Esc>:tabn 2<CR>i
imap <A-3> <Esc>:tabn 3<CR>i
imap <A-4> <Esc>:tabn 4<CR>i
imap <A-5> <Esc>:tabn 5<CR>i
imap <A-6> <Esc>:tabn 6<CR>i
imap <A-7> <Esc>:tabn 7<CR>i
imap <A-8> <Esc>:tabn 8<CR>i
imap <A-9> <Esc>:tabn 9<CR>i

map <A-1> :tabn 1<CR>
map <A-2> :tabn 2<CR>
map <A-3> :tabn 3<CR>
map <A-4> :tabn 4<CR>
map <A-5> :tabn 5<CR>
map <A-6> :tabn 6<CR>
map <A-7> :tabn 7<CR>
map <A-8> :tabn 8<CR>
map <A-9> :tabn 9<CR>

" ***************************
" * Utilities Needed ********
" ***************************
function InsertTabWrapper()
      let col = col('.') - 1
      if !col || getline('.')[col - 1] !~ '\k'
          return "\<tab>"
      else
          return "\<c-p>"
      endif
endfunction

" end of .vimrc