Function: mh-x-image-url-fetch-image

mh-x-image-url-fetch-image is a byte-compiled function defined in mh-xface.el.gz.

Signature

(mh-x-image-url-fetch-image URL CACHE-FILE MARKER SENTINEL)

Documentation

Fetch and display the image specified by URL.

After the image is fetched, it is stored in CACHE-FILE. It will be displayed in a buffer and position specified by MARKER. The actual display is carried out by the SENTINEL function.

Source Code

;; Defined in /usr/src/emacs/lisp/mh-e/mh-xface.el.gz
(defun mh-x-image-url-fetch-image (url cache-file marker sentinel)
  "Fetch and display the image specified by URL.
After the image is fetched, it is stored in CACHE-FILE. It will
be displayed in a buffer and position specified by MARKER. The
actual display is carried out by the SENTINEL function."
  (if mh-wget-executable
      (let ((buffer (generate-new-buffer mh-temp-fetch-buffer))
            (filename (make-temp-file "mhe-fetch")))
        (with-current-buffer buffer
          (setq-local mh-x-image-url-cache-file cache-file)
          (setq-local mh-x-image-marker marker)
          (setq-local mh-x-image-temp-file filename))
        (set-process-sentinel
         (start-process "*mh-x-image-url-fetch*" buffer
                        mh-wget-executable mh-wget-option filename url)
         sentinel))
    ;; Temporary failure
    (mh-x-image-set-download-state cache-file 'try-again)))