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author | 2011-03-07 09:04:49 +0100 | |
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committer | 2011-03-07 09:04:49 +0100 | |
commit | 94d2fc1815a919734353c942f224db1de4b4fcb8 (patch) | |
tree | 4168e816ead132bfa3510e272427837c3895f5e2 /emacs.d/nxhtml/util/popcmp.el | |
parent | d0e7674fdb1de12c8de202d4028a5d7ed3669a6e (diff) | |
download | dotfiles-94d2fc1815a919734353c942f224db1de4b4fcb8.tar.gz dotfiles-94d2fc1815a919734353c942f224db1de4b4fcb8.zip |
Django, org
* Added nxhtml, mostly for django support.
* Changed some org settings.
Diffstat (limited to 'emacs.d/nxhtml/util/popcmp.el')
-rw-r--r-- | emacs.d/nxhtml/util/popcmp.el | 472 |
1 files changed, 472 insertions, 0 deletions
diff --git a/emacs.d/nxhtml/util/popcmp.el b/emacs.d/nxhtml/util/popcmp.el new file mode 100644 index 0000000..319145d --- /dev/null +++ b/emacs.d/nxhtml/util/popcmp.el @@ -0,0 +1,472 @@ +;;; popcmp.el --- Completion enhancements, popup etc +;; +;; Author: Lennart Borgman +;; Created: Tue Jan 09 12:00:29 2007 +;; Version: 1.00 +;; Last-Updated: 2008-03-08T03:30:15+0100 Sat +;; Keywords: +;; Compatibility: +;; +;; Features that might be required by this library: +;; +;; `ourcomments-util'. +;; +;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; +;; +;;; Commentary: +;; +;; +;; +;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; +;; +;;; Change log: +;; +;; +;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; +;; +;; This program is free software; you can redistribute it and/or modify +;; it under the terms of the GNU General Public License as published by +;; the Free Software Foundation; either version 2, or (at your option) +;; any later version. +;; +;; This program is distributed in the hope that it will be useful, +;; but WITHOUT ANY WARRANTY; without even the implied warranty of +;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +;; GNU General Public License for more details. +;; +;; You should have received a copy of the GNU General Public License +;; along with this program; see the file COPYING. If not, write to the +;; Free Software Foundation, Inc., 59 Temple Place - Suite 330, +;; Boston, MA 02111-1307, USA. +;; +;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; +;; +;;; Code: + +(eval-when-compile (require 'cl)) +(eval-when-compile (require 'ourcomments-util nil t)) + +;;;###autoload +(defgroup popcmp nil + "Customization group for popup completion." + :tag "Completion Style \(popup etc)" + :group 'nxhtml + :group 'convenience) + +;; (define-toggle popcmp-popup-completion t +;; "Use a popup menu for some completions if non-nil. + +;; ***** Obsolete: Use `popcmp-completion-style' instead. + +;; When completion is used for alternatives tighed to text at the +;; point in buffer it may make sense to use a popup menu for +;; completion. This variable let you decide whether normal style +;; completion or popup style completion should be used then. + +;; This style of completion is not implemented for all completions. +;; It is implemented for specific cases but the choice of completion +;; style is managed generally by this variable for all these cases. + +;; See also the options `popcmp-short-help-beside-alts' and +;; `popcmp-group-alternatives' which are also availabe when popup +;; completion is available." +;; :tag "Popup style completion" +;; :group 'popcmp) + +(defun popcmp-cant-use-style (style) + (save-match-data ;; runs in timer + (describe-variable 'popcmp-completion-style) + (message (propertize "popcmp-completion-style: style `%s' is not available" + 'face 'secondary-selection) + style))) + + + +(defun popcmp-set-completion-style (val) + "Internal use, set `popcmp-completion-style' to VAL." + (assert (memq val '(popcmp-popup emacs-default company-mode anything)) t) + (case val + ('company-mode (unless (fboundp 'company-mode) + (require 'company-mode nil t)) + (unless (fboundp 'company-mode) + (run-with-idle-timer 1 nil 'popcmp-cant-use-style val) + (setq val 'popcmp-popup))) + ('anything (unless (fboundp 'anything) + (require 'anything nil t)) + (unless (fboundp 'anything) + (run-with-idle-timer 1 nil 'popcmp-cant-use-style val) + (setq val 'popcmp-popup)))) + (set-default 'popcmp-completion-style val) + (unless (eq val 'company-mode) + (when (and (boundp 'global-company-mode) + global-company-mode) + (global-company-mode -1)) + (remove-hook 'after-change-major-mode-hook 'company-set-major-mode-backend) + (remove-hook 'mumamo-after-change-major-mode-hook 'mumamo-turn-on-company-mode)) + (when (eq val 'company-mode) + (unless (and (boundp 'global-company-mode) + global-company-mode) + (global-company-mode 1)) + (add-hook 'after-change-major-mode-hook 'company-set-major-mode-backend) + (add-hook 'mumamo-after-change-major-mode-hook 'mumamo-turn-on-company-mode))) + +;; fix-me: move to mumamo.el +(defun mumamo-turn-on-company-mode () + (when (and (boundp 'company-mode) + company-mode) + (company-mode 1) + (company-set-major-mode-backend))) + +;;;###autoload +(defcustom popcmp-completion-style (cond + ;;((and (fboundp 'global-company-mode) 'company-mode) 'company-mode) + (t 'popcmp-popup)) + "Completion style. +The currently available completion styles are: + +- popcmp-popup: Use OS popup menus (default). +- emacs-default: Emacs default completion. +- Company Mode completion. +- anything: The Anything elisp lib completion style. + +The style of completion set here is not implemented for all +completions. The scope varies however with which completion +style you have choosen. + +For information about Company Mode and how to use it see URL +`http://www.emacswiki.org/emacs/CompanyMode'. + +For information about Anything and how to use it see URL +`http://www.emacswiki.org/emacs/Anything'. + +See also the options `popcmp-short-help-beside-alts' and +`popcmp-group-alternatives' which are also availabe when popup +completion is available." + :type '(choice (const company-mode) + (const popcmp-popup) + (const emacs-default) + (const anything)) + :set (lambda (sym val) + (popcmp-set-completion-style val)) + :group 'popcmp) + +;;(define-toggle popcmp-short-help-beside-alts t +(define-minor-mode popcmp-short-help-beside-alts + "Show a short help text beside each alternative. +If this is non-nil a short help text is shown beside each +alternative for which such a help text is available. + +This works in the same circumstances as +`popcmp-completion-style'." + :tag "Short help beside alternatives" + :global t + :init-value t + :group 'popcmp) + +(defun popcmp-short-help-beside-alts-toggle () + "Toggle `popcmp-short-help-beside-alts'." + (popcmp-short-help-beside-alts (if popcmp-short-help-beside-alts -1 1))) + +;;(define-toggle popcmp-group-alternatives t +(define-minor-mode popcmp-group-alternatives + "Do completion in two steps. +For some completions the alternatives may have been grouped in +sets. If this option is non-nil then you will first choose a set +and then an alternative within this set. + +This works in the same circumstances as +`popcmp-completion-style'." + :tag "Group alternatives" + :global t + :init-value t + :group 'popcmp) + +(defun popcmp-group-alternatives-toggle () + "Toggle `popcmp-group-alternatives-toggle'." + (interactive) + (popcmp-group-alternatives (if popcmp-group-alternatives -1 1))) + +(defun popcmp-getsets (alts available-sets) + (let ((sets nil)) + (dolist (tg alts) + (let (found) + (dolist (s available-sets) + (when (member tg (cdr s)) + (setq found t) + (let ((sets-entry (assq (car s) sets))) + (unless sets-entry + (setq sets (cons (list (car s)) sets)) + (setq sets-entry (assq (car s) sets))) + (setcdr sets-entry (cons tg (cdr sets-entry)))))) + (unless found + (let ((sets-entry (assq 'unsorted sets))) + (unless sets-entry + (setq sets (cons (list 'unsorted) sets)) + (setq sets-entry (assq 'unsorted sets))) + (setcdr sets-entry (cons tg (cdr sets-entry))))))) + (setq sets (sort sets (lambda (a b) + (string< (format "%s" b) + (format "%s" a))))) + ;;(dolist (s sets) (setcdr s (reverse (cdr s)))) + sets)) + +(defun popcmp-getset-alts (set-name sets) + ;; Allow both strings and symbols as keys: + (let ((set (or (assoc (downcase set-name) sets) + (assoc (read (downcase set-name)) sets)))) + (cdr set))) + +(defvar popcmp-completing-with-help nil) + +(defun popcmp-add-help (alt alt-help-hash) + (if alt-help-hash + (let ((h (if (hash-table-p alt-help-hash) + (gethash alt alt-help-hash) + (let ((hh (assoc alt alt-help-hash))) + (cadr hh))) + )) + (if h + (concat alt " -- " h) + alt)) + alt)) + +(defun popcmp-remove-help (alt-with-help) + (when alt-with-help + (replace-regexp-in-string " -- .*" "" alt-with-help))) + +(defun popcmp-anything (prompt collection + predicate require-match + initial-input hist def inherit-input-method + alt-help alt-sets) + (let* ((table collection) + (alt-sets2 (apply 'append (mapcar 'cdr alt-sets))) + (cands (cond ((not (listp table)) alt-sets2) + (t table))) + ret-val + (source `((name . "Completion candidates") + (candidates . ,cands) + (action . (("Select current alternative (press TAB to see it again)" . (lambda (candidate) + (setq ret-val candidate)))))))) + (anything (list source) initial-input prompt) + ret-val)) + +(defun popcmp-completing-read-1 (prompt collection + predicate require-match + initial-input hist2 def inherit-input-method alt-help alt-sets) + ;; Fix-me: must rename hist to hist2 in par list. Emacs bug? + (cond + ((eq popcmp-completion-style 'emacs-default) + (completing-read prompt collection predicate require-match initial-input hist2 def inherit-input-method)) + ((eq popcmp-completion-style 'anything) + (popcmp-anything prompt collection predicate require-match initial-input hist2 def inherit-input-method + alt-help alt-sets)) + ((eq popcmp-completion-style 'company-mode) + ;; No way to read this from company-mode, use emacs-default + (completing-read prompt collection predicate require-match initial-input hist2 def inherit-input-method)) + (t (error "Do not know popcmp-completion-style %S" popcmp-completion-style)))) + +(defun popcmp-completing-read-other (prompt + table + &optional predicate require-match + initial-input pop-hist def inherit-input-method + alt-help + alt-sets) + (let ((alts + (if (and popcmp-group-alternatives alt-sets) + (all-completions initial-input table predicate) + (if popcmp-short-help-beside-alts + (all-completions "" table predicate) + table)))) + (when (and popcmp-group-alternatives alt-sets) + (let* ((sets (popcmp-getsets alts alt-sets)) + (set-names (mapcar (lambda (elt) + (capitalize (format "%s" (car elt)))) + sets)) + set) + (setq set + (popcmp-completing-read-1 (concat + (substring prompt 0 (- (length prompt) 2)) + ", select group: ") + set-names + nil t + nil nil nil inherit-input-method nil nil)) + (if (or (not set) (= 0 (length set))) + (setq alts nil) + (setq set (downcase set)) + (setq alts (popcmp-getset-alts set sets))))) + (if (not alts) + "" + (if (= 1 (length alts)) + (car alts) + (when popcmp-short-help-beside-alts + (setq alts (mapcar (lambda (a) + (popcmp-add-help a alt-help)) + alts))) + (popcmp-remove-help + ;;(completing-read prompt + (popcmp-completing-read-1 prompt + alts ;table + predicate require-match + initial-input pop-hist def inherit-input-method + ;;alt-help alt-sets + nil nil + )))))) + +(defun popcmp-completing-read-pop (prompt + table + &optional predicate require-match + initial-input hist def inherit-input-method + alt-help + alt-sets) + (unless initial-input + (setq initial-input "")) + (let ((matching-alts (all-completions initial-input table predicate)) + completion) + (if (not matching-alts) + (progn + (message "No alternative found") + nil) + (let ((pop-map (make-sparse-keymap prompt)) + (sets (when (and popcmp-group-alternatives alt-sets) + (popcmp-getsets matching-alts alt-sets))) + (add-alt (lambda (k tg) + (define-key k + (read (format "[popcmp-%s]" (replace-regexp-in-string " " "-" tg))) + (list 'menu-item + (popcmp-add-help tg alt-help) + `(lambda () + (interactive) + (setq completion ,tg))))))) + (if sets + (dolist (s sets) + (let ((k (make-sparse-keymap))) + (dolist (tg (cdr s)) + (funcall add-alt k tg)) + (define-key pop-map + (read (format "[popcmps-%s]" (car s))) + (list 'menu-item + (capitalize (format "%s" (car s))) + k)))) + (dolist (tg matching-alts) + (funcall add-alt pop-map tg))) + (popup-menu-at-point pop-map) + completion)))) + +(defvar popcmp-in-buffer-allowed nil) + +;;;###autoload +(defun popcmp-completing-read (prompt + table + &optional predicate require-match + initial-input pop-hist def inherit-input-method + alt-help + alt-sets) + "Read a string in the minubuffer with completion, or popup a menu. +This function can be used instead `completing-read'. The main +purpose is to provide a popup style menu for completion when +completion is tighed to text at point in a buffer. If a popup +menu is used it will be shown at window point. Whether a popup +menu or minibuffer completion is used is governed by +`popcmp-completion-style'. + +The variables PROMPT, TABLE, PREDICATE, REQUIRE-MATCH, +INITIAL-INPUT, POP-HIST, DEF and INHERIT-INPUT-METHOD all have the +same meaning is for `completing-read'. + +ALT-HELP should be nil or a hash variable or an association list +with the completion alternative as key and a short help text as +value. You do not need to supply help text for all alternatives. +The use of ALT-HELP is set by `popcmp-short-help-beside-alts'. + +ALT-SETS should be nil or an association list that has as keys +groups and as second element an alternative that should go into +this group. +" + (if (and popcmp-in-buffer-allowed + (eq popcmp-completion-style 'company-mode) + (boundp 'company-mode) + company-mode) + (progn + (add-hook 'company-completion-finished-hook 'nxhtml-complete-tag-do-also-for-state-completion t) + ;;(remove-hook 'company-completion-finished-hook 'nxhtml-complete-tag-do-also-for-state-completion) + (call-interactively 'company-nxml) + initial-input) + + (popcmp-mark-completing initial-input) + (let ((err-sym 'quit) + (err-val nil) + ret) + (unwind-protect + (if (eq popcmp-completion-style 'popcmp-popup) + (progn + (setq err-sym nil) + (popcmp-completing-read-pop + prompt + table + predicate require-match + initial-input pop-hist def inherit-input-method + alt-help + alt-sets)) + ;;(condition-case err + (prog1 + (setq ret (popcmp-completing-read-other + prompt + table + predicate require-match + initial-input pop-hist def inherit-input-method + alt-help + alt-sets)) + ;; Unless quit or error in Anything we come here: + ;;(message "ret=(%S)" ret) + (when (and ret (not (string= ret ""))) + (setq err-sym nil))) + ;; (error + ;; ;;(message "err=%S" err) + ;; (setq err-sym (car err)) + ;; (setq err-val (cdr err)))) + ) + (popcmp-unmark-completing) + (when err-sym (signal err-sym err-val)))))) + +(defvar popcmp-mark-completing-ovl nil) + +(defun popcmp-mark-completing (initial-input) + (let ((start (- (point) (length initial-input))) + (end (point))) + (if (overlayp popcmp-mark-completing-ovl) + (move-overlay popcmp-mark-completing-ovl start end) + (setq popcmp-mark-completing-ovl (make-overlay start end)) + (overlay-put popcmp-mark-completing-ovl 'face 'match))) + (sit-for 0)) + +(defun popcmp-unmark-completing () + (when popcmp-mark-completing-ovl + (delete-overlay popcmp-mark-completing-ovl))) + + +;; (defun popcmp-temp () +;; (interactive) +;; (let* ((coord (point-to-coord (point))) +;; (x (nth 0 (car coord))) +;; (y (nth 1 (car coord))) +;; (emacsw32-max-frames nil) +;; (f (make-frame +;; (list '(minibuffer . only) +;; '(title . "Input") +;; '(name . "Input frame") +;; (cons 'left x) +;; (cons 'top y) +;; '(height . 1) +;; '(width . 40) +;; '(border-width . 1) +;; '(internal-border-width . 2) +;; '(tool-bar-lines . nil) +;; '(menu-bar-lines . nil) +;; )))) +;; f)) + + +(provide 'popcmp) + +;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;; +;;; popcmp.el ends here |