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Allow toggling of exchange region highlighting

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Closes #33
This commit is contained in:
Tom McDonald 2015-02-14 10:56:16 -05:00
parent e6bf71a53a
commit 36673b255b
1 changed files with 16 additions and 1 deletions
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17
plugin/exchange.vim
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@ -1,3 +1,5 @@
let s:enable_highlighting = 1
function! s:exchange(x, y, reverse, expand)
let reg_z = s:save_reg('z')
let reg_unnamed = s:save_reg('"')
@ -143,7 +145,7 @@ endfunction
function! s:highlight_region(region)
let pattern = '\%'.a:region[0].'l\%'.a:region[1].'v\_.\{-}\%'.a:region[2].'l\(\%>'.a:region[3].'v\|$\)'
return matchadd('ExchangeRegion', pattern)
return matchadd('_exchange_region', pattern)
endfunction
function! s:highlight_clear(match)
@ -152,6 +154,15 @@ function! s:highlight_clear(match)
endfor
endfunction
function! s:highlight_toggle(...)
if a:0 == 1
let s:enable_highlighting = a:1
else
let s:enable_highlighting = !s:enable_highlighting
endif
execute 'highlight link _exchange_region' (s:enable_highlighting ? 'ExchangeRegion' : 'None')
endfunction
" Return < 0 if x comes before y in buffer,
" = 0 if x and y overlap in buffer,
" > 0 if x comes after y in buffer
@ -228,6 +239,10 @@ vnoremap <silent> <Plug>(Exchange) :<C-u>call <SID>exchange_set(visualmode(), 1)
nnoremap <silent> <Plug>(ExchangeClear) :<C-u>call <SID>exchange_clear()<CR>
nnoremap <silent> <Plug>(ExchangeLine) :<C-u>set opfunc=<SID>exchange_set<CR>g@_
command! XchangeHighlightToggle call s:highlight_toggle()
command! XchangeHighlightEnable call s:highlight_toggle(1)
command! XchangeHighlightDisable call s:highlight_toggle(0)
command! ExchangeClear call s:exchange_clear(1)
command! XchangeClear call s:exchange_clear()