org-mode/EXPERIMENTAL/interactive-query/org-interactive-query.patch...

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--- org-vendor/org.el 2008-01-06 10:30:26.000000000 -0500
+++ org/org.el 2008-01-12 17:19:15.000000000 -0500
@@ -15078,7 +15078,8 @@
(let ((org-last-tags-completion-table
(org-global-tags-completion-table)))
(setq match (completing-read
- "Match: " 'org-tags-completion-function nil nil nil
+ "Match: " 'org-tags-completion-function nil nil
+ org-agenda-query-string
'org-tags-history))))
;; Parse the string and create a lisp form
@@ -18812,6 +18813,7 @@
(defvar org-agenda-follow-mode nil)
(defvar org-agenda-show-log nil)
(defvar org-agenda-redo-command nil)
+(defvar org-agenda-query-string nil)
(defvar org-agenda-mode-hook nil)
(defvar org-agenda-type nil)
(defvar org-agenda-force-single-file nil)
@@ -18947,6 +18949,10 @@
(org-defkey org-agenda-mode-map [(right)] 'org-agenda-later)
(org-defkey org-agenda-mode-map [(left)] 'org-agenda-earlier)
(org-defkey org-agenda-mode-map "\C-c\C-x\C-c" 'org-agenda-columns)
+(org-defkey org-agenda-mode-map "=" 'org-agenda-query-clear-cmd)
+(org-defkey org-agenda-mode-map "/" 'org-agenda-query-and-cmd)
+(org-defkey org-agenda-mode-map ";" 'org-agenda-query-or-cmd)
+(org-defkey org-agenda-mode-map "\\" 'org-agenda-query-not-cmd)
(defvar org-agenda-keymap (copy-keymap org-agenda-mode-map)
"Local keymap for agenda entries from Org-mode.")
@@ -20423,9 +20429,10 @@
(setq matcher (org-make-tags-matcher match)
match (car matcher) matcher (cdr matcher))
(org-prepare-agenda (concat "TAGS " match))
+ (setq org-agenda-query-string match)
(setq org-agenda-redo-command
(list 'org-tags-view (list 'quote todo-only)
- (list 'if 'current-prefix-arg nil match)))
+ (list 'if 'current-prefix-arg nil 'org-agenda-query-string)))
(setq files (org-agenda-files)
rtnall nil)
(while (setq file (pop files))
@@ -20461,7 +20468,7 @@
(add-text-properties pos (1- (point)) (list 'face 'org-warning))
(setq pos (point))
(unless org-agenda-multi
- (insert "Press `C-u r' to search again with new search string\n"))
+ (insert "Press `C-u r' to enter new search string; use `/;\\=' to adjust interactively\n"))
(add-text-properties pos (1- (point)) (list 'face 'org-agenda-structure)))
(when rtnall
(insert (org-finalize-agenda-entries rtnall) "\n"))
@@ -20471,6 +20478,275 @@
(org-finalize-agenda)
(setq buffer-read-only t)))
+;;; Agenda interactive query manipulation
+
+(defcustom org-agenda-query-selection-single-key t
+ "Non-nil means, query manipulation exits after first change.
+When nil, you have to press RET to exit it.
+During query selection, you can toggle this flag with `C-c'.
+This variable can also have the value `expert'. In this case, the window
+displaying the tags menu is not even shown, until you press C-c again."
+ :group 'org-agenda
+ :type '(choice
+ (const :tag "No" nil)
+ (const :tag "Yes" t)
+ (const :tag "Expert" expert)))
+
+(defun org-agenda-query-selection (current op table &optional todo-table)
+ "Fast query manipulation with single keys.
+CURRENT is the current query string, OP is the initial
+operator (one of \"+|-=\"), TABLE is an alist of tags and
+corresponding keys, possibly with grouping information.
+TODO-TABLE is a similar table with TODO keywords, should these
+have keys assigned to them. If the keys are nil, a-z are
+automatically assigned. Returns the new query string, or nil to
+not change the current one."
+ (let* ((fulltable (append table todo-table))
+ (maxlen (apply 'max (mapcar
+ (lambda (x)
+ (if (stringp (car x)) (string-width (car x)) 0))
+ fulltable)))
+ (fwidth (+ maxlen 3 1 3))
+ (ncol (/ (- (window-width) 4) fwidth))
+ (expert (eq org-agenda-query-selection-single-key 'expert))
+ (exit-after-next org-agenda-query-selection-single-key)
+ (done-keywords org-done-keywords)
+ tbl char cnt e groups ingroup
+ tg c2 c c1 ntable rtn)
+ (save-window-excursion
+ (if expert
+ (set-buffer (get-buffer-create " *Org tags*"))
+ (delete-other-windows)
+ (split-window-vertically)
+ (org-switch-to-buffer-other-window (get-buffer-create " *Org tags*")))
+ (erase-buffer)
+ (org-set-local 'org-done-keywords done-keywords)
+ (insert "Query: " current "\n")
+ (org-agenda-query-op-line op)
+ (insert "\n\n")
+ (org-fast-tag-show-exit exit-after-next)
+ (setq tbl fulltable char ?a cnt 0)
+ (while (setq e (pop tbl))
+ (cond
+ ((equal e '(:startgroup))
+ (push '() groups) (setq ingroup t)
+ (when (not (= cnt 0))
+ (setq cnt 0)
+ (insert "\n"))
+ (insert "{ "))
+ ((equal e '(:endgroup))
+ (setq ingroup nil cnt 0)
+ (insert "}\n"))
+ (t
+ (setq tg (car e) c2 nil)
+ (if (cdr e)
+ (setq c (cdr e))
+ ;; automatically assign a character.
+ (setq c1 (string-to-char
+ (downcase (substring
+ tg (if (= (string-to-char tg) ?@) 1 0)))))
+ (if (or (rassoc c1 ntable) (rassoc c1 table))
+ (while (or (rassoc char ntable) (rassoc char table))
+ (setq char (1+ char)))
+ (setq c2 c1))
+ (setq c (or c2 char)))
+ (if ingroup (push tg (car groups)))
+ (setq tg (org-add-props tg nil 'face
+ (cond
+ ((not (assoc tg table))
+ (org-get-todo-face tg))
+ (t nil))))
+ (if (and (= cnt 0) (not ingroup)) (insert " "))
+ (insert "[" c "] " tg (make-string
+ (- fwidth 4 (length tg)) ?\ ))
+ (push (cons tg c) ntable)
+ (when (= (setq cnt (1+ cnt)) ncol)
+ (insert "\n")
+ (if ingroup (insert " "))
+ (setq cnt 0)))))
+ (setq ntable (nreverse ntable))
+ (insert "\n")
+ (goto-char (point-min))
+ (if (and (not expert) (fboundp 'fit-window-to-buffer))
+ (fit-window-to-buffer))
+ (setq rtn
+ (catch 'exit
+ (while t
+ (message "[a-z..]:Toggle [SPC]:clear [RET]:accept [TAB]:free%s%s"
+ (if groups " [!] no groups" " [!]groups")
+ (if expert " [C-c]:window" (if exit-after-next " [C-c]:single" " [C-c]:multi")))
+ (setq c (let ((inhibit-quit t)) (read-char-exclusive)))
+ (cond
+ ((= c ?\r) (throw 'exit t))
+ ((= c ?!)
+ (setq groups (not groups))
+ (goto-char (point-min))
+ (while (re-search-forward "[{}]" nil t) (replace-match " ")))
+ ((= c ?\C-c)
+ (if (not expert)
+ (org-fast-tag-show-exit
+ (setq exit-after-next (not exit-after-next)))
+ (setq expert nil)
+ (delete-other-windows)
+ (split-window-vertically)
+ (org-switch-to-buffer-other-window " *Org tags*")
+ (and (fboundp 'fit-window-to-buffer)
+ (fit-window-to-buffer))))
+ ((or (= c ?\C-g)
+ (and (= c ?q) (not (rassoc c ntable))))
+ (setq quit-flag t))
+ ((= c ?\ )
+ (setq current "")
+ (if exit-after-next (setq exit-after-next 'now)))
+ ((= c ?\[) ; clear left
+ (org-agenda-query-decompose current)
+ (setq current (concat "/" (match-string 2 current)))
+ (if exit-after-next (setq exit-after-next 'now)))
+ ((= c ?\]) ; clear right
+ (org-agenda-query-decompose current)
+ (setq current (match-string 1 current))
+ (if exit-after-next (setq exit-after-next 'now)))
+ ((= c ?\t)
+ (condition-case nil
+ (setq current (read-string "Query: " current))
+ (quit))
+ (if exit-after-next (setq exit-after-next 'now)))
+ ;; operators
+ ((or (= c ?/) (= c ?+)) (setq op "+"))
+ ((or (= c ?\;) (= c ?|)) (setq op "|"))
+ ((or (= c ?\\) (= c ?-)) (setq op "-"))
+ ((= c ?=) (setq op "="))
+ ;; todos
+ ((setq e (rassoc c todo-table) tg (car e))
+ (setq current (org-agenda-query-manip
+ current op groups 'todo tg))
+ (if exit-after-next (setq exit-after-next 'now)))
+ ;; tags
+ ((setq e (rassoc c ntable) tg (car e))
+ (setq current (org-agenda-query-manip
+ current op groups 'tag tg))
+ (if exit-after-next (setq exit-after-next 'now))))
+ (if (eq exit-after-next 'now) (throw 'exit t))
+ (goto-char (point-min))
+ (beginning-of-line 1)
+ (delete-region (point) (point-at-eol))
+ (insert "Query: " current)
+ (beginning-of-line 2)
+ (delete-region (point) (point-at-eol))
+ (org-agenda-query-op-line op)
+ (goto-char (point-min)))))
+ (if rtn current nil))))
+
+(defun org-agenda-query-op-line (op)
+ (insert "Operator: "
+ (org-agenda-query-op-entry (equal op "+") "/+" "and")
+ (org-agenda-query-op-entry (equal op "|") ";|" "or")
+ (org-agenda-query-op-entry (equal op "-") "\\-" "not")
+ (org-agenda-query-op-entry (equal op "=") "=" "clear")))
+
+(defun org-agenda-query-op-entry (matchp chars str)
+ (if matchp
+ (org-add-props (format "[%s %s] " chars (upcase str))
+ nil 'face 'org-todo)
+ (format "[%s]%s " chars str)))
+
+(defun org-agenda-query-decompose (current)
+ (string-match "\\([^/]*\\)/?\\(.*\\)" current))
+
+(defun org-agenda-query-clear (current prefix tag)
+ (if (string-match (concat prefix "\\b" (regexp-quote tag) "\\b") current)
+ (replace-match "" t t current)
+ current))
+
+(defun org-agenda-query-manip (current op groups kind tag)
+ "Apply an operator to a query string and a tag.
+CURRENT is the current query string, OP is the operator, GROUPS is a
+list of lists of tags that are mutually exclusive. KIND is 'tag for a
+regular tag, or 'todo for a TODO keyword, and TAG is the tag or
+keyword string."
+ ;; If this tag is already in query string, remove it.
+ (setq current (org-agenda-query-clear current "[-\\+&|]?" tag))
+ (if (equal op "=") current
+ ;; When using AND, also remove mutually exclusive tags.
+ (if (equal op "+")
+ (loop for g in groups do
+ (if (member tag g)
+ (mapc (lambda (x)
+ (setq current
+ (org-agenda-query-clear current "\\+" x)))
+ g))))
+ ;; Decompose current query into q1 (tags) and q2 (TODOs).
+ (org-agenda-query-decompose current)
+ (let* ((q1 (match-string 1 current))
+ (q2 (match-string 2 current)))
+ (cond
+ ((eq kind 'tag)
+ (concat q1 op tag "/" q2))
+ ;; It's a TODO; when using AND, drop all other TODOs.
+ ((equal op "+")
+ (concat q1 "/+" tag))
+ (t
+ (concat q1 "/" q2 op tag))))))
+
+(defun org-agenda-query-global-todo-keys (&optional files)
+ "Return alist of all TODO keywords and their fast keys, in all FILES."
+ (let (alist)
+ (unless (and files (car files))
+ (setq files (org-agenda-files)))
+ (save-excursion
+ (loop for f in files do
+ (set-buffer (find-file-noselect f))
+ (loop for k in org-todo-key-alist do
+ (setq alist (org-agenda-query-merge-todo-key
+ alist k)))))
+ alist))
+
+(defun org-agenda-query-merge-todo-key (alist entry)
+ (let (e)
+ (cond
+ ;; if this is not a keyword (:startgroup, etc), ignore it
+ ((not (stringp (car entry))))
+ ;; if keyword already exists, replace char if it's null
+ ((setq e (assoc (car entry) alist))
+ (when (null (cdr e)) (setcdr e (cdr entry))))
+ ;; if char already exists, prepend keyword but drop char
+ ((rassoc (cdr entry) alist)
+ (error "TRACE POSITION 2")
+ (setq alist (cons (cons (car entry) nil) alist)))
+ ;; else, prepend COPY of entry
+ (t
+ (setq alist (cons (cons (car entry) (cdr entry)) alist)))))
+ alist)
+
+(defun org-agenda-query-generic-cmd (op)
+ "Activate query manipulation with OP as initial operator."
+ (let ((q (org-agenda-query-selection org-agenda-query-string op
+ org-tag-alist
+ (org-agenda-query-global-todo-keys))))
+ (when q
+ (setq org-agenda-query-string q)
+ (org-agenda-redo))))
+
+(defun org-agenda-query-clear-cmd ()
+ "Activate query manipulation, to clear a tag from the string."
+ (interactive)
+ (org-agenda-query-generic-cmd "="))
+
+(defun org-agenda-query-and-cmd ()
+ "Activate query manipulation, initially using the AND (+) operator."
+ (interactive)
+ (org-agenda-query-generic-cmd "+"))
+
+(defun org-agenda-query-or-cmd ()
+ "Activate query manipulation, initially using the OR (|) operator."
+ (interactive)
+ (org-agenda-query-generic-cmd "|"))
+
+(defun org-agenda-query-not-cmd ()
+ "Activate query manipulation, initially using the NOT (-) operator."
+ (interactive)
+ (org-agenda-query-generic-cmd "-"))
+
;;; Agenda Finding stuck projects
(defvar org-agenda-skip-regexp nil