Add a new field `location' to bookmarks for non-file bookmarks.

* bookmark.el (bookmark-location): Use the new field, if present.
(bookmark-insert-location): Undo last change, not needed any more.
* man.el (Man-bookmark-make-record):
* woman.el (woman-bookmark-make-record):
* gnus-sum.el (gnus-summary-bookmark-make-record): Add `location' field.

lisp/ChangeLog

@@ -1,3 +1,11 @@
+2010-04-14  Stefan Monnier  <monnier@iro.umontreal.ca>
+
+	Add a new field `location' to bookmarks for non-file bookmarks.
+	* bookmark.el (bookmark-location): Use the new field, if present.
+	(bookmark-insert-location): Undo last change, not needed any more.
+	* man.el (Man-bookmark-make-record):
+	* woman.el (woman-bookmark-make-record): Add `location' field.
+
 2010-04-14  Juri Linkov  <juri@jurta.org>
 
 	* simple.el (scroll-error-top-bottom): New defcustom.

lisp/bookmark.el

@@ -1176,9 +1176,7 @@ minibuffer history list `bookmark-history'."
   (or no-history (bookmark-maybe-historicize-string bookmark))
   (let ((start (point)))
     (prog1
-        ;; FIXME: Each bookmark should come with a `location' method
+	(insert (bookmark-location bookmark))
-        ;; rather than just say "-- no file --".
-	(insert (or (bookmark-location bookmark) "   -- no file --"))
       (if (display-mouse-p)
 	  (add-text-properties
 	   start
@@ -1193,10 +1191,16 @@ minibuffer history list `bookmark-history'."
 (defalias 'bookmark-locate 'bookmark-insert-location)
 
 (defun bookmark-location (bookmark)
-  "Return the name of the file associated with BOOKMARK, or nil if none.
+  "Return a description of the location of BOOKMARK.
 BOOKMARK may be a bookmark name (a string) or a bookmark record."
   (bookmark-maybe-load-default-file)
-  (bookmark-get-filename bookmark))
+  ;; We could call the `handler' and ask for it to construct a description
+  ;; dynamically: it would open up several new possibilities, but it
+  ;; would have the major disadvantage of forcing to load each and
+  ;; every handler when the user calls bookmark-menu.
+  (or (bookmark-prop-get bookmark 'location)
+      (bookmark-get-filename bookmark)
+      "-- Unknown location --"))
 
 
 ;;;###autoload

lisp/gnus/ChangeLog

@@ -1,3 +1,7 @@
+2010-04-14  Stefan Monnier  <monnier@iro.umontreal.ca>
+
+	* gnus-sum.el (gnus-summary-bookmark-make-record): Add `location' field.
+
 2010-04-12  Stefan Monnier  <monnier@iro.umontreal.ca>
 
 	* gnus-sum.el: Add bookmark declarations to silence the compiler.

lisp/gnus/gnus-sum.el

@@ -12657,8 +12657,9 @@ If ALL is a number, fetch this number of articles."
          (id      (mail-header-id head)))
     `(,subject
       ,@(bookmark-make-record-default 'point-only)
-        (group . ,grp) (article . ,art)
+      (location . ,(format "Gnus %s:%d:%s" grp art id))
-        (message-id . ,id) (handler . gnus-summary-bookmark-jump))))
+      (group . ,grp) (article . ,art)
+      (message-id . ,id) (handler . gnus-summary-bookmark-jump))))
 
 ;;;###autoload
 (defun gnus-summary-bookmark-jump (bookmark)

lisp/man.el

@@ -1689,8 +1689,9 @@ Uses `Man-name-local-regexp'."
   "Make a bookmark entry for a Man buffer."
   `(,(Man-default-bookmark-title)
     ,@(bookmark-make-record-default 'point-only)
-      (man-args . ,Man-arguments)
+    (location . ,(concat "man " Man-arguments))
-      (handler . Man-bookmark-jump)))
+    (man-args . ,Man-arguments)
+    (handler . Man-bookmark-jump)))
 
 ;;;###autoload
 (defun Man-bookmark-jump (bookmark)

lisp/woman.el

@@ -4533,6 +4533,7 @@ logging the message."
   "Make a bookmark entry for a Woman buffer."
   `(,(Man-default-bookmark-title)
     ,@(bookmark-make-record-default 'point-only)
+    (location . ,(concat "woman " woman-last-file-name))
     ;; Use the same form as man's bookmarks, as much as possible.
     (man-args . ,woman-last-file-name)
     (handler . woman-bookmark-jump)))