+(defvar stgit-pending-refresh-buffers nil
+ "Alist of (cons `buffer' `refresh-index') of buffers that need
+to be refreshed. `refresh-index' is non-nil if both work tree
+and index need to be refreshed.")
+
+(defun stgit-run-pending-refreshs ()
+ "Run all pending stgit buffer updates as posted by `stgit-post-refresh'."
+ (let ((buffers stgit-pending-refresh-buffers)
+ (stgit-inhibit-messages t))
+ (setq stgit-pending-refresh-buffers nil)
+ (while buffers
+ (let* ((elem (car buffers))
+ (buffer (car elem))
+ (refresh-index (cdr elem)))
+ (when (buffer-name buffer)
+ (with-current-buffer buffer
+ (stgit-refresh-worktree)
+ (when refresh-index (stgit-refresh-index)))))
+ (setq buffers (cdr buffers)))))
+
+(defun stgit-post-refresh (buffer refresh-index)
+ "Update worktree status in BUFFER when Emacs becomes idle. If
+REFRESH-INDEX is non-nil, also update the index."
+ (unless stgit-pending-refresh-buffers
+ (run-with-idle-timer 0.1 nil 'stgit-run-pending-refreshs))
+ (let ((elem (assq buffer stgit-pending-refresh-buffers)))
+ (if elem
+ ;; if buffer is already present, set its refresh-index flag if
+ ;; necessary
+ (when refresh-index
+ (setcdr elem t))
+ ;; new entry
+ (setq stgit-pending-refresh-buffers
+ (cons (cons buffer refresh-index)
+ stgit-pending-refresh-buffers)))))
+