.xvimrc

" search
" highlight matched
set hlsearch
" enable incremental search
set incsearch
" turn off highlighting with ESCx2
nnoremap <C-g><C-g> :nohl<CR>
nnoremap <ESC><ESC> :nohl<CR>
" case insensitive
set ignorecase

" change highlight color
:highlight Search guibg=blue

" tab operations
nnoremap <C-h> :xccmd selectPreviousTab<CR>
nnoremap <C-l> :xccmd selectNextTab<CR>
nnoremap st :xccmd newTab<CR>

" history operations
" (you must disable predefined keymap for C-i and C-o in XCode preference)
nnoremap <C-i> :xccmd goBackInHistoryByCommand<CR>
nnoremap <C-o> :xccmd goForwardInHistoryByCommand<CR>

# window operations
nnoremap sj <C-w>j
nnoremap sk <C-w>k
nnoremap sh <C-w>h
nnoremap sl <C-w>l

" single stroke to write file
nnoremap gw :w<CR>

" CR to insert new line
nnoremap <CR> o<C-o>0<C-o>d$<ESC>
nnoremap <S-CR> O<C-o>0<C-o>d$<C-o>j<ESC>

" Space to insert space
nnoremap <Space> i<Space><ESC><Right>