vim-easymotion/autoload/vital/_easymotion/Over/Commandline.vim
2014-02-10 19:44:02 +09:00

445 lines
9.0 KiB
VimL

scriptencoding utf-8
let s:save_cpo = &cpo
set cpo&vim
let s:modules = [
\ "Scroll",
\ "CursorMove",
\ "Delete",
\ "HistAdd",
\ "History",
\ "Cancel",
\ "Enter",
\ "NoInsert",
\ "InsertRegister",
\]
function! s:_vital_loaded(V)
let s:V = a:V
for module in s:modules
let s:{module} = s:V.import('Over.Commandline.Modules.' . module)
endfor
let s:String = s:V.import("Over.String")
let s:Signals = s:V.import("Over.Signals")
let s:base.variables.modules = s:Signals.make()
function! s:base.variables.modules.get_slot(val)
return a:val.slot.module
endfunction
endfunction
function! s:_vital_depends()
return [
\ "Over.String",
\ "Over.Signals",
\ ] + map(copy(s:modules), "'Over.Commandline.Modules.' . v:val")
endfunction
function! s:get_module(name)
if exists("s:" . a:name)
return s:{a:name}
endif
let s:{a:name} = s:V.import('Over.Commandline.Modules.' . a:name)
return s:{a:name}
endfunction
function! s:make_plain(prompt)
let result = s:make(a:prompt)
let result.prompt = a:prompt
call result.connect("Enter")
call result.connect("Cancel")
call result.connect(result, "_")
return result
endfunction
function! s:make_standard(prompt)
let result = s:make_plain(a:prompt)
call result.connect("Delete")
call result.connect("CursorMove")
call result.connect("HistAdd")
call result.connect("History")
call result.connect("InsertRegister")
call result.connect(s:get_module("NoInsert").make_special_chars())
return result
endfunction
function! s:make(prompt)
return deepcopy(s:base)
endfunction
let s:base = {
\ "prompt" : "",
\ "line" : {},
\ "variables" : {
\ "char" : "",
\ "input" : "",
\ "tap_key" : "",
\ "exit" : 0,
\ "keymapping" : {},
\ },
\ "highlights" : {
\ "prompt" : "NONE",
\ "cursor" : "OverCommandLineDefaultCursor",
\ "cursor_on" : "OverCommandLineDefaultCursorOn",
\ "cursor_insert" : "OverCommandLineDefaultOnCursor",
\ },
\}
if exists("s:Signals")
let s:base.variables.modules = s:Signals.make()
function! s:base.variables.modules.get_slot(val)
return a:val.slot.module
endfunction
endif
function! s:base.getline()
return self.line.str()
endfunction
function! s:base.setline(line)
return self.line.set(a:line)
endfunction
function! s:base.char()
return self.variables.char
endfunction
function! s:base.setchar(char)
let self.variables.input = a:char
endfunction
function! s:base.getpos()
return self.line.pos()
endfunction
function! s:base.setpos(pos)
return self.line.set_pos(a:pos)
endfunction
function! s:base.tap_keyinput(key)
let self.variables.tap_key = a:key
endfunction
function! s:base.untap_keyinput(key)
if self.variables.tap_key == a:key
let self.variables.tap_key = ""
return 1
endif
endfunction
function! s:base.get_tap_key()
return self.variables.tap_key
endfunction
function! s:base.is_input(key, ...)
let prekey = get(a:, 1, "")
return self.get_tap_key() == prekey
\ && self.char() == a:key
" \ && self.char() == (prekey . a:key)
endfunction
function! s:base.input_key()
return self.variables.input_key
endfunction
function! s:base.insert(word, ...)
if a:0
call self.line.set(a:1)
endif
call self.line.input(a:word)
endfunction
function! s:base.forward()
return self.line.forward()
endfunction
function! s:base.backward()
return self.line.backward()
endfunction
function! s:base.connect(module, ...)
if type(a:module) == type("")
return call(self.connect, [s:get_module(a:module).make()] + a:000, self)
endif
let name = a:0 > 0 ? a:1 : a:module.name
let slot = self.variables.modules.find_first_by("get(v:val.slot, 'name', '') == " . string(name))
if empty(slot)
call self.variables.modules.connect({ "name" : name, "module" : a:module })
else
let slot.slot.module = a:module
endif
" let self.variables.modules[name] = a:module
endfunction
function! s:base.disconnect(name)
return self.variables.modules.disconnect_by(
\ "get(v:val.slot, 'name', '') == " . string(a:name)
\ )
" unlet self.variables.modules[a:name]
endfunction
function! s:base.callevent(event)
call self.variables.modules.sort_by("has_key(v:val.slot.module, 'priority') ? v:val.slot.module.priority('" . a:event . "') : 0")
return self.variables.modules.call(a:event, [self])
" call map(filter(copy(self.variables.modules), "has_key(v:val, a:event)"), "v:val." . a:event . "(self)")
endfunction
function! s:base.cmap(lhs, rhs)
let self.variables.keymapping[a:lhs] = a:rhs
endfunction
function! s:base.cnoremap(lhs, rhs)
let self.variables.keymapping[a:lhs] = {
\ "key" : a:rhs,
\ "noremap" : 1,
\ }
endfunction
function! s:base.cunmap(lhs)
unlet self.variables.keymapping[a:lhs]
endfunction
function! s:base.keymapping()
return {}
endfunction
function! s:base.execute()
execute self.getline()
endfunction
function! s:base.exit(...)
let self.variables.exit = 1
let self.variables.exit_code = get(a:, 1, 0)
endfunction
" function! s:base.cancel()
" call self.exit(1)
" call self._on_cancel()
" endfunction
function! s:base.exit_code()
return self.variables.exit_code
endfunction
function! s:base.hl_cursor_on()
if exists("self.variables.old_guicursor")
let &guicursor = self.variables.old_guicursor
unlet self.variables.old_guicursor
endif
if exists("self.variables.old_t_ve")
let &t_ve = self.variables.old_t_ve
unlet self.variables.old_t_ve
endif
endfunction
function! s:base.hl_cursor_off()
if exists("self.variables.old_t_ve")
return
endif
let self.variables.old_guicursor = &guicursor
set guicursor=a:block-NONE
let self.variables.old_t_ve = &t_ve
set t_ve=
endfunction
function! s:base.start(...)
let exit_code = call(self._main, a:000, self)
if exit_code == 0
call self._execute()
endif
endfunction
function! s:base.get(...)
let exit_code = call(self._main, a:000, self)
if exit_code == 0
return self.getline()
endif
return ""
endfunction
function! s:base._init()
let self.variables.tap_key = ""
let self.variables.char = ""
let self.variables.input = ""
let self.variables.exit = 0
let self.variables.exit_code = 1
call self.hl_cursor_off()
if !hlexists("OverCommandLineDefaultCursor")
highlight link OverCommandLineDefaultCursor Cursor
endif
if !hlexists("OverCommandLineDefaultCursorOn")
highlight link OverCommandLineDefaultCursorOn OverCommandLineDefaultCursor
endif
if !hlexists("OverCommandLineDefaultCursorInsert")
highlight OverCommandLineDefaultCursorInsert cterm=underline term=underline gui=underline
endif
endfunction
function! s:base._execute()
call s:redraw()
call self.callevent("on_execute_pre")
try
call self.execute()
catch
echohl ErrorMsg
echo matchstr(v:exception, 'Vim\((\w*)\)\?:\zs.*\ze')
echohl None
call self.callevent("on_execute_failed")
finally
call self.callevent("on_execute")
endtry
endfunction
function! s:base._main(...)
try
call self._init()
let self.line = deepcopy(s:String.make(get(a:, 1, "")))
call self.callevent("on_enter")
while !self._is_exit()
call s:_echo_cmdline(self)
let self.variables.input_key = s:_getchar()
let self.variables.char = s:_unmap(self._get_keymapping(), self.variables.input_key)
" let self.variables.char = s:_unmap(self._get_keymapping(), self.get_tap_key() . self.variables.input_key)
call self.setchar(self.variables.char)
call self.callevent("on_char_pre")
call self.insert(self.variables.input)
call self.callevent("on_char")
endwhile
catch
echohl ErrorMsg | echo v:throwpoint . " " . v:exception | echohl None
return -1
finally
call self._finish()
call s:redraw()
call self.callevent("on_leave")
endtry
return self.exit_code()
endfunction
function! s:base._finish()
call self.hl_cursor_on()
endfunction
function! s:_echo_cmdline(cmdline)
call s:redraw()
execute "echohl" a:cmdline.highlights.prompt
echon a:cmdline.prompt
echohl NONE
echon a:cmdline.backward()
if empty(a:cmdline.line.pos_word())
execute "echohl" a:cmdline.highlights.cursor
echon ' '
else
execute "echohl" a:cmdline.highlights.cursor_on
echon a:cmdline.line.pos_word()
endif
echohl NONE
echon a:cmdline.forward()
endfunction
function! s:base._is_exit()
return self.variables.exit
endfunction
function! s:_as_key_config(config)
let base = {
\ "noremap" : 0,
\ "lock" : 0,
\ }
return type(a:config) == type({}) ? extend(base, a:config)
\ : extend(base, {
\ "key" : a:config,
\ })
endfunction
function! s:_unmap(mapping, key)
if !has_key(a:mapping, a:key)
return a:key
endif
let rhs = s:_as_key_config(a:mapping[a:key])
let next = s:_as_key_config(get(a:mapping, rhs.key, {}))
if rhs.noremap && next.lock == 0
return rhs.key
endif
return s:_unmap(a:mapping, rhs.key)
endfunction
function! s:base._get_keymapping()
let result = {}
" for module in values(self.variables.modules)
for module in self.variables.modules.slots()
if has_key(module, "keymapping")
if module isnot self
call extend(result, module.keymapping(self))
endif
endif
endfor
return extend(extend(result, self.variables.keymapping), self.keymapping())
endfunction
function! s:redraw()
redraw
echo ""
endfunction
function! s:_getchar()
let char = getchar()
return type(char) == type(0) ? nr2char(char) : char
endfunction
let &cpo = s:save_cpo
unlet s:save_cpo