(defmacro with-no-warnings (&rest body)
`(progn ,@body))))
+(defcustom gnus-completing-read-function 'gnus-emacs-completing-read
+ "Function use to do completing read."
+ :version "24.1"
+ :group 'gnus-meta
+ :type '(radio (function-item
+ :doc "Use Emacs standard `completing-read' function."
+ gnus-emacs-completing-read)
+ (function-item
+ :doc "Use `ido-completing-read' function."
+ gnus-ido-completing-read)
+ (function-item
+ :doc "Use iswitchb based completing-read function."
+ gnus-iswitchb-completing-read)))
+
+(defcustom gnus-completion-styles
+ (if (and (boundp 'completion-styles-alist)
+ (boundp 'completion-styles))
+ (append (when (and (assq 'substring completion-styles-alist)
+ (not (memq 'substring completion-styles)))
+ (list 'substring))
+ completion-styles)
+ nil)
+ "Value of `completion-styles' to use when completing."
+ :version "24.1"
+ :group 'gnus-meta
+ :type 'list)
+
;; Fixme: this should be a gnus variable, not nnmail-.
(defvar nnmail-pathname-coding-system)
(defvar nnmail-active-file-coding-system)
;; XEmacs. In Emacs we don't need to call `make-local-hook' first.
;; It's harmless, though, so the main purpose of this alias is to shut
;; up the byte compiler.
-(defalias 'gnus-make-local-hook
- (if (eq (get 'make-local-hook 'byte-compile)
- 'byte-compile-obsolete)
- 'ignore ; Emacs
- 'make-local-hook)) ; XEmacs
+(defalias 'gnus-make-local-hook (if (featurep 'xemacs)
+ 'make-local-hook
+ 'ignore))
(defun gnus-delete-first (elt list)
"Delete by side effect the first occurrence of ELT as a member of LIST."
(define-key keymap key (pop plist))
(pop plist)))))
-(defun gnus-completing-read-with-default (default prompt &rest args)
- ;; Like `completing-read', except that DEFAULT is the default argument.
- (let* ((prompt (if default
- (concat prompt " (default " default "): ")
- (concat prompt ": ")))
- (answer (apply 'completing-read prompt args)))
- (if (or (null answer) (zerop (length answer)))
- default
- answer)))
-
;; Two silly functions to ensure that all `y-or-n-p' questions clear
;; the echo area.
;;
(t
(apply 'message ,format-string ,args))))))))
+(defvar gnus-action-message-log nil)
+
(defun gnus-message-with-timestamp (format-string &rest args)
"Display message with timestamp. Arguments are the same as `message'.
The `gnus-add-timestamp-to-message' variable controls how to add
that take a long time, 7 - not very important messages on stuff, 9 - messages
inside loops."
(if (<= level gnus-verbose)
- (if gnus-add-timestamp-to-message
- (apply 'gnus-message-with-timestamp args)
- (apply 'message args))
+ (let ((message
+ (if gnus-add-timestamp-to-message
+ (apply 'gnus-message-with-timestamp args)
+ (apply 'message args))))
+ (when (and (consp gnus-action-message-log)
+ (<= level 3))
+ (push message gnus-action-message-log))
+ message)
;; We have to do this format thingy here even if the result isn't
;; shown - the return value has to be the same as the return value
;; from `message'.
(apply 'format args)))
+(defun gnus-final-warning ()
+ (when (and (consp gnus-action-message-log)
+ (setq gnus-action-message-log
+ (delete nil gnus-action-message-log)))
+ (message "Warning: %s"
+ (mapconcat #'identity gnus-action-message-log "; "))))
+
(defun gnus-error (level &rest args)
"Beep an error if LEVEL is equal to or less than `gnus-verbose'.
ARGS are passed to `message'."
(gnus-yes-or-no-p
(concat "\"" filename "\" does not exist, create it? ")))
(let ((file-buffer (create-file-buffer filename)))
- (save-excursion
- (set-buffer file-buffer)
+ (with-current-buffer file-buffer
(if (fboundp 'rmail-insert-rmail-file-header)
(rmail-insert-rmail-file-header))
(let ((require-final-newline nil)
(gnus-y-or-n-p
(concat "\"" filename "\" does not exist, create it? ")))
(let ((file-buffer (create-file-buffer filename)))
- (save-excursion
- (set-buffer file-buffer)
+ (with-current-buffer file-buffer
(let ((require-final-newline nil)
(coding-system-for-write mm-text-coding-system))
(gnus-write-buffer filename)))
"Say whether Gnus is running or not."
(and (boundp 'gnus-group-buffer)
(get-buffer gnus-group-buffer)
- (save-excursion
- (set-buffer gnus-group-buffer)
+ (with-current-buffer gnus-group-buffer
(eq major-mode 'gnus-group-mode))))
(defun gnus-remove-if (predicate list)
`(,(car spec) ,@(mapcar 'gnus-make-predicate-1 (cdr spec)))
(error "Invalid predicate specifier: %s" spec)))))
-(defun gnus-completing-read (prompt table &optional predicate require-match
- history)
- (when (and history
- (not (boundp history)))
- (set history nil))
- (completing-read
- (if (symbol-value history)
- (concat prompt " (" (car (symbol-value history)) "): ")
- (concat prompt ": "))
- table
- predicate
- require-match
- nil
- history
- (car (symbol-value history))))
+(defun gnus-completing-read (prompt collection &optional require-match
+ initial-input history def)
+ "Call `gnus-completing-read-function'."
+ (funcall gnus-completing-read-function
+ (concat prompt (when def
+ (concat " (default " def ")"))
+ ": ")
+ collection require-match initial-input history def))
+
+(defun gnus-emacs-completing-read (prompt collection &optional require-match
+ initial-input history def)
+ "Call standard `completing-read-function'."
+ (let ((completion-styles gnus-completion-styles))
+ (completing-read prompt collection nil require-match initial-input history def)))
+
+(defun gnus-ido-completing-read (prompt collection &optional require-match
+ initial-input history def)
+ "Call `ido-completing-read-function'."
+ (require 'ido)
+ (ido-completing-read prompt collection nil require-match initial-input history def))
+
+(defun gnus-iswitchb-completing-read (prompt collection &optional require-match
+ initial-input history def)
+ "`iswitchb' based completing-read function."
+ (require 'iswitchb)
+ (let ((iswitchb-make-buflist-hook
+ (lambda ()
+ (setq iswitchb-temp-buflist
+ (let ((choices (append
+ (when initial-input (list initial-input))
+ (symbol-value history) collection))
+ filtered-choices)
+ (dolist (x choices)
+ (setq filtered-choices (adjoin x filtered-choices)))
+ (nreverse filtered-choices))))))
+ (unwind-protect
+ (progn
+ (when (not iswitchb-mode)
+ (add-hook 'minibuffer-setup-hook 'iswitchb-minibuffer-setup))
+ (iswitchb-read-buffer prompt def require-match))
+ (when (not iswitchb-mode)
+ (remove-hook 'minibuffer-setup-hook 'iswitchb-minibuffer-setup)))))
(defun gnus-graphic-display-p ()
(if (featurep 'xemacs)
(kill-buffer buf))
tchar))
-(declare-function x-focus-frame "xfns.c" (frame))
-(declare-function w32-focus-frame "../term/w32-win" (frame))
-
-(defun gnus-select-frame-set-input-focus (frame)
- "Select FRAME, raise it, and set input focus, if possible."
- (cond ((featurep 'xemacs)
- (if (fboundp 'select-frame-set-input-focus)
- (select-frame-set-input-focus frame)
- (raise-frame frame)
- (select-frame frame)
- (focus-frame frame)))
- ;; `select-frame-set-input-focus' defined in Emacs 21 will not
- ;; set the input focus.
- ((>= emacs-major-version 22)
- (select-frame-set-input-focus frame))
- (t
- (raise-frame frame)
- (select-frame frame)
- (cond ((memq window-system '(x ns mac))
- (x-focus-frame frame))
- ((eq window-system 'w32)
- (w32-focus-frame frame)))
- (when focus-follows-mouse
- (set-mouse-position frame (1- (frame-width frame)) 0)))))
+(if (fboundp 'select-frame-set-input-focus)
+ (defalias 'gnus-select-frame-set-input-focus 'select-frame-set-input-focus)
+ ;; XEmacs 21.4, SXEmacs
+ (defun gnus-select-frame-set-input-focus (frame)
+ "Select FRAME, raise it, and set input focus, if possible."
+ (raise-frame frame)
+ (select-frame frame)
+ (focus-frame frame)))
(defun gnus-frame-or-window-display-name (object)
"Given a frame or window, return the associated display name.
(get-char-table ,character ,display-table)))
`(aref ,display-table ,character)))
+(defun gnus-rescale-image (image size)
+ "Rescale IMAGE to SIZE if possible.
+SIZE is in format (WIDTH . HEIGHT). Return a new image.
+Sizes are in pixels."
+ (if (or (not (fboundp 'imagemagick-types))
+ (not (get-buffer-window (current-buffer))))
+ image
+ (let ((new-width (car size))
+ (new-height (cdr size)))
+ (when (> (cdr (image-size image t)) new-height)
+ (setq image (or (create-image (plist-get (cdr image) :data) 'imagemagick t
+ :height new-height)
+ image)))
+ (when (> (car (image-size image t)) new-width)
+ (setq image (or
+ (create-image (plist-get (cdr image) :data) 'imagemagick t
+ :width new-width)
+ image)))
+ image)))
+
(provide 'gnus-util)
;;; gnus-util.el ends here