103 lines
3.1 KiB
VimL
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
|