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ultimate-vim/sources_non_forked/vim-addon-mw-utils/autoload/tovl/scratch_buffer.vim
amix 3f1cdba799 Updated all plugins that are non-forked. Added some new plugins.
Added update_plugins.py which can fetch new plugins from GitHub.

New plugins added: zencoding, vim-indent-object, taglist, nginx.vim
2013-04-13 14:45:21 -03:00

103 lines
3.1 KiB
VimL

" old code
augroup TOVLWrite
augroup end
" =========== scratch buffer =========================================
" a scratch buffer is a temporary buffer where the user can enter some text
" It can be used to get commit messages, edit configuration options and so on
function! tovl#scratch_buffer#KeepIntactLineNr()
let i = 0
while getline(i)!= b:keepIntact && i < line('$')
let i = i+1
endwhile
if i > line('$')
return -1
else
return i
endif
endfunction
" opens a buffer and runs an action when the buffer is written
" keys:
" name : the name of the buffer
" onWrite : will be called on write
" onWrite is responsible for setlocal nomodified to indicate that
" saving has been successful
" help : callback returning additional information lines
" getContent : callback returning lines
" cmds : extra commands to be run (optional)
" (maybe you prefer adding them the default way afer the
" ScratchBuffer call. They'll be rerun on GetContents
" sp_cmd : the command to use to create the new buffer. Defaults to :e
" buftype : ...
" modifiable : 1 / 0 defaults to 1
function! tovl#scratch_buffer#ScratchBuffer(opts)
let a:opts['name'] = get(a:opts,'name', 'strach_buffer_without_name')
exec get(a:opts, 'sp_cmd', 'e').' '.escape(a:opts['name'],' ')
let b:settings = a:opts
let b:settings['modifiable'] = get(a:opts,'modifiable', 1)
setlocal buftype=acwrite
command! -buffer -nargs=0 Help call tovl#scratch_buffer#Help()
" setup write notification
au TOVLWrite BufWriteCmd <buffer> call tovl#scratch_buffer#Write()
if has_key(a:opts,'getContent')
command! -buffer -nargs=0 GetContents call tovl#scratch_buffer#GetContents()
GetContents
if !b:settings['modifiable']
setlocal nomodifiable
endif
endif
"let u=&undolevels
"setlocal undolevels=-1
"exec 'setlocal undolevels='.u
" mark buffer as not modified
setlocal nomodified
au BufReadCmd <buffer> GetContents
" run addittional commands
for cmd in get(a:opts,'cmds',[])
exec cmd
endfor
silent echo get(a:opts,'echo_help', "type :Help for help")
endfunction
" =========== utility functions ======================================
function! tovl#scratch_buffer#Write()
if has_key(b:settings, 'onWrite')
call funcref#Call(b:settings['onWrite'])
else
echo "don't know how to write. Option hasn't been passed"
endif
endfunction
function! tovl#scratch_buffer#GetContents()
setlocal modifiable
" empty buffer
%g!//d
call append(0, funcref#Call(b:settings['getContent']))
if !b:settings['modifiable']
setlocal nomodifiable
endif
for cmd in get(b:settings,'cmds',[])
exec cmd
endfor
endfunction
function! tovl#scratch_buffer#Help()
let help = ["use :e! to reload contents, ZZ or :w(q) to write and quit"
\ ,""
\ ,"Help for this scratch buffer:"
\ ,"=======================================================","",""]
\ + funcref#Call(get(b:settings, 'help', []))
call tovl#scratch_buffer#ScratchBuffer({
\ 'name' : "return Help of ".b:settings['name'],
\ 'getContent' : help
\ })
endfunction