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mu4e: add mu4e-headers-report-render-time 

When mu4e-headers-report-render-time is set to non-nil, mu4e will report
on the time it took to render the headers view.
This commit is contained in:
Dirk-Jan C. Binnema 2020-10-24 14:51:04 +03:00
parent ad055bd52b
commit e3896de8a4
1 changed files with 40 additions and 19 deletions
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59
mu4e/mu4e-headers.el
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@ -333,9 +333,17 @@ In the format needed for `mu4e-read-option'.")
;;; Clear
(defvar mu4e~headers-render-start nil)
(defvar mu4e~headers-render-time nil)
(defvar mu4e-headers-report-render-time nil
"If non-nil, report on the time it took to render the messages.
This is mostly useful for profiling.")
(defun mu4e~headers-clear (&optional msg)
"Clear the header buffer and related data structures."
(when (buffer-live-p (mu4e-get-headers-buffer))
(setq mu4e~headers-render-start (float-time))
(let ((inhibit-read-only t))
(with-current-buffer (mu4e-get-headers-buffer)
(mu4e~mark-clear)
@ -796,34 +804,47 @@ if provided, or at the end of the buffer otherwise."
(defun mu4e~headers-found-handler (count)
"Create a one line description of the number of headers found
after the end of the search results."
(when mu4e~headers-render-start ;; for benchmarking.
(setq mu4e~headers-render-time
(- (float-time) mu4e~headers-render-start)
mu4e~headers-render-start nil))
(message "%S" mu4e~headers-render-time)
(when (buffer-live-p (mu4e-get-headers-buffer))
(with-current-buffer (mu4e-get-headers-buffer)
(save-excursion
(goto-char (point-max))
(let ((inhibit-read-only t)
(str (if (zerop count) mu4e~no-matches mu4e~end-of-results)))
(str (if (zerop count) mu4e~no-matches mu4e~end-of-results))
(msg (format "Found %d matching message%s"
count (if (= 1 count) "" "s")))
(render-time-ms (when mu4e~headers-render-time
(* mu4e~headers-render-time 1000))))
;; benchmarking.
(when (and mu4e-headers-report-render-time (> count 0))
(setq msg (concat msg (format " (rendering took %0.1f ms, %0.2f ms/msg)"
render-time-ms (/ render-time-ms count)))))
(insert (propertize str 'face 'mu4e-system-face 'intangible t))
(unless (zerop count)
(mu4e-message "Found %d matching message%s"
count (if (= 1 count) "" "s")))))
;; if we need to jump to some specific message, do so now
(goto-char (point-min))
(when mu4e~headers-msgid-target
(if (eq (current-buffer) (window-buffer))
(mu4e-headers-goto-message-id mu4e~headers-msgid-target)
(let* ((pos (mu4e-headers-goto-message-id mu4e~headers-msgid-target)))
(when pos
(set-window-point (get-buffer-window) pos)))))
(when (and mu4e~headers-view-target (mu4e-message-at-point 'noerror))
;; view the message at point when there is one.
(mu4e-headers-view-message))
(setq mu4e~headers-view-target nil
mu4e~headers-msgid-target nil)
(when (mu4e~headers-docid-at-point)
(mu4e~headers-highlight (mu4e~headers-docid-at-point))))
(mu4e-message "%s" msg))
;; if we need to jump to some specific message, do so now
(goto-char (point-min))
(when mu4e~headers-msgid-target
(if (eq (current-buffer) (window-buffer))
(mu4e-headers-goto-message-id mu4e~headers-msgid-target)
(let* ((pos (mu4e-headers-goto-message-id mu4e~headers-msgid-target)))
(when pos
(set-window-point (get-buffer-window) pos)))))
(when (and mu4e~headers-view-target (mu4e-message-at-point 'noerror))
;; view the message at point when there is one.
(mu4e-headers-view-message))
(setq mu4e~headers-view-target nil
mu4e~headers-msgid-target nil)
(when (mu4e~headers-docid-at-point)
(mu4e~headers-highlight (mu4e~headers-docid-at-point)))))
;; run-hooks
(run-hooks 'mu4e-headers-found-hook)))
(run-hooks 'mu4e-headers-found-hook))))
;;; Marking