blob: ae553964b1a23784018869fb235303b51065d07d (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
|
au! CursorHold *.[ch] nested call PreviewWord()
func PreviewWord()
if &previewwindow " don't do this in the preview window
return
endif
let w = expand("<cword>") " get the word under cursor
if w =~ '\a' " if the word contains a letter
" Delete any existing highlight before showing another tag
silent! wincmd P " jump to preview window
if &previewwindow " if we really get there...
match none " delete existing highlight
wincmd p " back to old window
endif
" Try displaying a matching tag for the word under the cursor
try
exe "ptag " . w
catch
return
endtry
silent! wincmd P " jump to preview window
if &previewwindow " if we really get there...
if has("folding")
silent! .foldopen " don't want a closed fold
endif
call search("$", "b") " to end of previous line
let w = substitute(w, '\\', '\\\\', "")
call search('\<\V' . w . '\>') " position cursor on match
" Add a match highlight to the word at this position
hi previewWord term=bold ctermbg=green guibg=green
exe 'match previewWord "\%' . line(".") . 'l\%' . col(".") . 'c\k*"'
wincmd p " back to old window
endif
endif
endfun
|