;; FIXME should calendar just require this?
(require 'calendar)
+
+;; Note that this is not really the "closest" date.
+;; In most cases, it just searches forwards for the next day.
;;;###cal-autoload
(defun calendar-cursor-to-nearest-date ()
"Move the cursor to the closest date.
The position of the cursor is unchanged if it is already on a date.
Returns the list (month day year) giving the cursor position."
(or (calendar-cursor-to-date)
- (let ((column (current-column)))
- (when (> calendar-first-date-row (count-lines (point-min) (point)))
+ (let* ((col (current-column))
+ (edges (cdr (assoc (calendar-column-to-segment)
+ calendar-month-edges)))
+ (last (nth 2 edges))
+ (right (nth 3 edges)))
+ (when (< (count-lines (point-min) (point)) calendar-first-date-row)
(goto-line calendar-first-date-row)
- (move-to-column column))
- ;; FIXME the date positions are fixed and computable,
- ;; but searching is probably more flexible.
- ;; Note also that this may not be the "nearest" date.
- ;; Eg with cursor just after end of month, can skip to next month.
- (or (looking-at "[0-9]")
- ;; We search forwards for a number, except close to the RH
- ;; margin of a month, where we search backwards.
- (if (or (looking-at " *$")
- (< (calendar-column-to-month) 0))
- (re-search-backward "[0-9]" nil t)
- (re-search-forward "[0-9]" nil t)
- (backward-char 1)))
+ (move-to-column col))
+ ;; The date positions are fixed and computable, but searching
+ ;; is probably more flexible. Need to consider blank days at
+ ;; start and end of month if computing positions.
+ ;; 'date text-property is used to exclude intermonth text.
+ (unless (and (looking-at "[0-9]")
+ (get-text-property (point) 'date))
+ ;; We search forwards for a number, except close to the RH
+ ;; margin of a month, where we search backwards.
+ ;; Note that the searches can go to other lines.
+ (if (or (looking-at " *$")
+ (and (> col last) (< col right)))
+ (while (and (re-search-backward "[0-9]" nil t)
+ (not (get-text-property (point) 'date))))
+ (while (and (re-search-forward "[0-9]" nil t)
+ (not (get-text-property (1- (point)) 'date))))
+ (backward-char 1)))
(calendar-cursor-to-date))))
(defvar displayed-month) ; from calendar-generate