A vim-dispatch handler for dvtm

$MYVIMRC

let g:dispatch_handlers = [
      \ 'tmux',
      \ 'dvtm',
      \ 'screen',
      \ 'windows',
      \ 'iterm',
      \ 'x11',
      \ 'headless',
      \ ]

dvtm.patch

diff --git a/config.def.h b/config.def.h
index 047aa3e..3c0e8d6 100644
--- a/config.def.h
+++ b/config.def.h
@@ -146,7 +146,10 @@ static Button buttons[] = {
 #endif /* CONFIG_MOUSE */
 
 static Cmd commands[] = {
-	{ "create", { create,	{ NULL } } },
+	{ "create",    { create,	{ NULL } } },
+	{ "focusn",    { focusn,	{ NULL } } },
+	{ "setmfact",  { setmfact,	{ NULL } } },
+	{ "setlayout", { setlayout,	{ NULL } } }
 };
 
 /* gets executed when dvtm is started */
diff --git a/dvtm.c b/dvtm.c
index 71ffccb..055d982 100644
--- a/dvtm.c
+++ b/dvtm.c
@@ -787,7 +787,7 @@ copymode(const char *args[]) {
 static void
 focusn(const char *args[]) {
 	for (Client *c = clients; c; c = c->next) {
-		if (c->order == atoi(args[0])) {
+		if (c->id == atoi(args[0])) {
 			focus(c);
 			if (c->minimized)
 				toggleminimize(NULL);

dvtm.vim

if exists('g:autoloaded_dispatch_dvtm')
  finish
endif

let g:autoloaded_dispatch_dvtm = 1
let s:waiting = {}

function! dispatch#dvtm#handle(request) abort
  if empty($DVTM_CMD_FIFO)
    return 0
  endif

  if a:request.action ==# 'make'
    return dispatch#dvtm#spawn(dispatch#prepare_make(a:request), a:request)
  elseif a:request.action ==# 'start'
    return dispatch#dvtm#spawn(dispatch#prepare_start(a:request), a:request)
  endif
endfunction

function! dispatch#dvtm#spawn(command, request) abort
  let s:waiting[a:request.file] = a:request

  let script = dispatch#isolate([], dispatch#set_title(a:request), a:command)
  let command = shellescape(&shell.' '.&shellcmdflag." '".script."'")

  if a:request.background
    call dispatch#dvtm#send("setlayout '[ ]'")
  else
    call dispatch#dvtm#send("setlayout 'TTT'")
    call dispatch#dvtm#send("setmfact 0.3")
  endif

  call dispatch#dvtm#send('create '.command)
  call dispatch#dvtm#send('focusn '.$DVTM_WINDOW_ID)

  return 1
endfunction

function! dispatch#dvtm#send(command) abort
  silent execute '!echo "'.a:command.'" > '.$DVTM_CMD_FIFO

  return !v:shell_error
endfunction

function! dispatch#dvtm#poll() abort
  for [file, request] in items(s:waiting)
    if filereadable(file.'.complete')
      call remove(s:waiting, file)
      call dispatch#complete(request)
    endif
  endfor
endfunction

function! dispatch#dvtm#activate(pid) abort
  let window = matchstr(system('ps ewww -p '.a:pid), 'DVTM_WINDOW_ID=\zs\d\+')

  if empty(window)
    return 0
  endif

  call dispatch#dvtm#send('focusn '.window)

  return !v:shell_error
endfunction

augroup dispatch_dvtm
  autocmd!
  autocmd VimResized * if !has('gui_running') | call dispatch#dvtm#poll() | endif
augroup END

See it in action: