+;;; Search Condition
+(defun wl-search-condition-fields ()
+ (let ((denial-fields
+ (nconc (mapcar 'capitalize elmo-msgdb-extra-fields)
+ (mapcar 'capitalize wl-additional-search-condition-fields)
+ '("Flag" "Since" "Before"
+ "From" "Subject" "To" "Cc" "Body" "ToCc"
+ "Larger" "Smaller"))))
+ (append '("Last" "First")
+ denial-fields
+ (mapcar (lambda (f) (concat "!" f))
+ denial-fields))))
+
+(defun wl-read-search-condition (default)
+ "Read search condition string interactively."
+ (wl-read-search-condition-internal "Search by" default))
+
+(defun wl-read-search-condition-internal (prompt default &optional paren)
+ (let* ((completion-ignore-case t)
+ (field (completing-read
+ (format "%s (%s): " prompt default)
+ (mapcar #'list
+ (append '("AND" "OR") (wl-search-condition-fields)))))
+ value)
+ (setq field (if (string= field "")
+ (setq field default)
+ field))
+ (cond
+ ((or (string= field "AND") (string= field "OR"))
+ (concat (if paren "(" "")
+ (wl-read-search-condition-internal
+ (concat field "(1) Search by") default 'paren)
+ (if (string= field "AND") "&" "|")
+ (wl-read-search-condition-internal
+ (concat field "(2) Search by") default 'paren)
+ (if paren ")" "")))
+ ((string-match "Since\\|Before" field)
+ (let ((default (format-time-string "%Y-%m-%d")))
+ (setq value (completing-read
+ (format "Value for '%s' [%s]: " field default)
+ (mapcar
+ (lambda (x)
+ (list (format "%s" (car x))))
+ elmo-date-descriptions)))
+ (concat (downcase field) ":"
+ (if (equal value "") default value))))
+ ((string-match "!?Flag" field)
+ (while (null value)
+ (setq value (downcase
+ (completing-read
+ (format "Value for '%s': " field)
+ (mapcar (lambda (f) (list (capitalize (symbol-name f))))
+ (elmo-uniq-list
+ (append
+ '(unread answered forwarded digest any)
+ (copy-sequence elmo-global-flags))
+ #'delq)))))
+ (unless (elmo-flag-valid-p value)
+ (message "Invalid char in `%s'" value)
+ (setq value nil)
+ (sit-for 1)))
+ (unless (string-match (concat "^" elmo-condition-atom-regexp "$")
+ value)
+ (setq value (prin1-to-string value)))
+ (concat (downcase field) ":" value))
+ (t
+ (setq value (read-from-minibuffer (format "Value for '%s': " field)))
+ (unless (string-match (concat "^" elmo-condition-atom-regexp "$")
+ value)
+ (setq value (prin1-to-string value)))
+ (concat (downcase field) ":" value)))))
+
+(defun wl-y-or-n-p-with-scroll (prompt &optional scroll-by-SPC)
+ (let ((prompt (concat prompt (if scroll-by-SPC
+ "<y/n/SPC(down)/BS(up)> "
+ "<y/n/j(down)/k(up)> "))))
+ (catch 'done
+ (while t
+ (discard-input)
+ (case (let ((cursor-in-echo-area t))
+ (cdr (wl-read-event-char prompt)))
+ ((?y ?Y)
+ (throw 'done t))
+ ((string-to-char " ")
+ (if scroll-by-SPC
+ (ignore-errors (scroll-up))
+ (throw 'done t)))
+ ((?v ?j ?J next)
+ (ignore-errors (scroll-up)))
+ ((?^ ?k ?K prior backspace)
+ (ignore-errors (scroll-down)))
+ (t
+ (throw 'done nil)))))))
+
+(defun wl-find-region (beg-regexp end-regexp)
+ (if (or (re-search-forward end-regexp nil t)
+ (re-search-backward end-regexp nil t))
+ (let ((end (match-end 0))
+ (beg (re-search-backward beg-regexp nil t)))
+ (if beg
+ (cons beg end)))))
+
+(defun wl-simple-display-progress (label action current total)
+ (message "%s... %d%%"
+ action
+ (if (> total 0) (floor (* (/ current (float total)) 100)) 0)))
+
+(when (fboundp 'progress-feedback-with-label)
+ (defun wl-display-progress-with-gauge (label action current total)
+ (progress-feedback-with-label
+ label
+ "%s..."
+ (if (> total 0) (floor (* (/ current (float total)) 100)) 0)
+ action)))
+
+(defun wl-progress-callback-function (label action current total)
+ (case current
+ (query
+ (let ((threshold (if (consp wl-display-progress-threshold)
+ (cdr (or (assq label wl-display-progress-threshold)
+ (assq t wl-display-progress-threshold)))
+ wl-display-progress-threshold)))
+ (and threshold
+ (>= total threshold))))
+ (start
+ (message "%s..." action))
+ (done
+ (message "%s...done" action))
+ (t
+ (when wl-display-progress-function
+ (funcall wl-display-progress-function label action current total)))))
+
+;; read multiple strings with completion
+(defun wl-completing-read-multiple-1 (prompt
+ table
+ &optional predicate
+ require-match initial-input
+ hist def inherit-input-method)
+ "Read multiple strings in the minibuffer"
+ (split-string
+ (completing-read prompt table predicate nil
+ initial-input hist def inherit-input-method)
+ ","))
+
+(static-when (fboundp 'completing-read-multiple)
+ (eval-when-compile
+ (require 'crm))
+ (defun wl-completing-read-multiple-2 (prompt
+ table
+ &optional predicate
+ require-match initial-input
+ hist def inherit-input-method)
+ "Read multiple strings in the minibuffer"
+ (let ((ret (completing-read-multiple prompt table predicate
+ require-match initial-input
+ hist def inherit-input-method)))
+ (if (and def (equal ret '("")))
+ (split-string def crm-separator)
+ ret))))
+
+(static-cond
+ ((not (fboundp 'completing-read-multiple))
+ (defalias 'wl-completing-read-multiple 'wl-completing-read-multiple-1))
+ ((< emacs-major-version 22)
+ (defun wl-completing-read-multiple (prompt
+ table
+ &optional predicate
+ require-match initial-input
+ hist def inherit-input-method)
+ "Read multiple strings in the minibuffer"
+ (if require-match
+ (wl-completing-read-multiple-1 prompt table predicate
+ nil initial-input
+ hist def inherit-input-method)
+ (wl-completing-read-multiple-2 prompt table predicate
+ nil initial-input
+ hist def inherit-input-method))))
+ (t
+ (defalias 'wl-completing-read-multiple 'completing-read-multiple)))
+
+
+(cond
+ ((fboundp 'shell-command-read-minibuffer)
+ (defun wl-read-shell-command (prompt &optional
+ initial-contents keymap read hist)
+ (shell-command-read-minibuffer prompt default-directory
+ initial-contents keymap read hist)))
+ (t
+ (defalias 'wl-read-shell-command 'read-from-minibuffer)))
+