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|
" SeeTab: displays a bar for each tab
" Author: Charles E. Campbell, Jr.
" Date: Aug 26, 2004
" Version: 3
"
" GetLatestVimScripts: :AutoInstall: 628 1 SeeTab.vim
" Usage: :SeeTab (toggles tab-bars) {{{1
"
" Variables:
" g:SeeTabFG : nominal foreground color (default: magenta)
" g:SeeTabBG : nominal background color (default: black)
" allow user to bypass loading, also implements only-load-once
"
" GetLatestVimScripts: 628 1 :AutoInstall: SeeTab.vim
" ---------------------------------------------------------------------
" One Loading Only: {{{1
if exists("g:loaded_SeeTab")
finish
endif
let g:loaded_SeeTab= "v3"
" ---------------------------------------------------------------------
" Highlighting Overrides: {{{1
" user may override either or both of these colors in his/her <.vimrc>
if &bg == "dark"
if !exists("g:SeeTabCtermFG")
let g:SeeTabCtermFG="magenta"
endif
if !exists("g:SeeTabCtermBG")
let g:SeeTabCtermBG="black"
endif
if !exists("g:SeeTabGuiFG")
let g:SeeTabGuiFG="magenta"
endif
if !exists("g:SeeTabGuiBG")
let g:SeeTabGuiBG="black"
endif
else
if !exists("g:SeeTabCtermFG")
let g:SeeTabCtermFG="black"
endif
if !exists("g:SeeTabCtermBG")
let g:SeeTabCtermBG="magenta"
endif
if !exists("g:SeeTabGuiFG")
let g:SeeTabGuiFG="black"
endif
if !exists("g:SeeTabGuiBG")
let g:SeeTabGuiBG="magenta"
endif
endif
" ---------------------------------------------------------------------
" Public Interface: {{{1
com! -nargs=0 SeeTab :call <SID>SeeTab()
" ---------------------------------------------------------------------
" SeeTab: toggles between showing tabs and using standard listchars {{{1
fun! s:SeeTab()
" call Dfunc("SeeTab()")
if !exists("g:SeeTabEnabled")
" call Decho("make tab bars visible (et=".&et.")")
" -----------------------
" Make tab bar(s) visible
" -----------------------
let g:SeeTabEnabled= 1
" record original SpecialKey, change SpecialKey
let regA= @a
redir @a
silent! hi SpecialKey
redir END
let s:SeeTabSpecialKey= @a
let @a = regA
hi clear SpecialKey
if &et
syn clear
syn match SeeTabMatch /^\s\+/ contains=SeeTabBar
let tsm1= &ts - 1
exe 'syn match SeeTabBar / \{'.tsm1.'}/hs=s,he=s+1 contained'
hi link SeeTabBar SpecialKey
" call Decho('et: exe silent! hi SpecialKey ctermfg='.g:SeeTabCtermBG.' ctermbg='.g:SeeTabCtermFG.' guifg=.'g:SeeTabGuiBG.' guibg='.g:SeeTabGuiFG)
exe 'silent! hi SpecialKey ctermfg='.g:SeeTabCtermBG.' ctermbg='.g:SeeTabCtermFG.' guifg=.'g:SeeTabGuiBG.' guibg='.g:SeeTabGuiFG
else
let s:SeeTab_list = &list
let s:SeeTab_listchars = &listchars
" note that list uses SpecialKey highlighting
set list
set listchars=tab:\|\
exe 'silent! hi SpecialKey ctermfg='.g:SeeTabCtermFG.' ctermbg='.g:SeeTabCtermBG.' guifg='.g:SeeTabGuiFG.' guibg=.'g:SeeTabGuiBG
endif
else
" call Decho("remove tab bars from display")
" -------------------------
" restore display to normal
" -------------------------
silent! exe "hi ".substitute(s:SeeTabSpecialKey,'xxx','','e')
if &et
syn clear SeeTabMatch SeeTabBar
unlet g:SeeTabEnabled
else
let &list = s:SeeTab_list
let &listchars = &listchars
" restore SpecialKey
unlet g:SeeTabEnabled s:SeeTab_list s:SeeTab_listchars
endif
endif
endfun
" ---------------------------------------------------------------------
" vim: ts=4 fdm=marker
|
