lisp/frameset.el: Make list-registers a bit more informative.

(frameset--print-register): New function.
(frameset-to-register): Use it.

diff --git a/lisp/ChangeLog b/lisp/ChangeLog
index 30e76c013b7d4b2e22183d36c57d0daaf2a9661d..e51a0efd623edeaf7bc6816954cb269528392f27 100644 (file)
--- a/lisp/ChangeLog
+++ b/lisp/ChangeLog
@@ -1,3 +1,8 @@
+2014-03-21  Juanma Barranquero  <lekktu@gmail.com>
+
+       * frameset.el (frameset--print-register): New function.
+       (frameset-to-register): Use it.
+
 2014-03-20  Juanma Barranquero  <lekktu@gmail.com>
 
        * progmodes/hideif.el (hif-string-to-number): New function.

diff --git a/lisp/frameset.el b/lisp/frameset.el
index 05fae1b4fa258d6865dc89041493493988edd6e6..3a43f39600c2b1861eaf0c1be3a998697e0412ca 100644 (file)
--- a/lisp/frameset.el
+++ b/lisp/frameset.el
@@ -1271,6 +1271,17 @@ Called from `jump-to-register'.  Internal use only."
        (set-frame-selected-window frame window)
        (with-current-buffer buffer (goto-char (aref data 2)))))))
 
+;;;###autoload
+(defun frameset--print-register (data)
+  "Print basic info about frameset stored in DATA.
+Called from `list-registers' and `view-register'.  Internal use only."
+  (let* ((fs (aref data 0))
+        (ns (length (frameset-states fs))))
+    (princ (format "a frameset (%d frame%s, saved on %s)."
+                  ns
+                  (if (= 1 ns) "" "s")
+                  (format-time-string "%c" (frameset-timestamp fs))))))
+
 ;;;###autoload
 (defun frameset-to-register (register)
   "Store the current frameset in register REGISTER.
@@ -1288,7 +1299,7 @@ Interactively, reads the register using `register-read-with-preview'."
                         ;; in the current buffer, so record that separately.
                         (frameset-frame-id nil)
                         (point-marker))
-                :print-func (lambda (_data) (princ "a frameset."))
+                :print-func #'frameset--print-register
                 :jump-func #'frameset--jump-to-register)))
 
 (provide 'frameset)