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Commit b9b1c3a9 authored by Dave Love's avatar Dave Love
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(map-y-or-n-p): Check use-dialog-box. Don't lose 

with null `help'.  Use modern backquote syntax.
parent afd3c8cd
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lisp/ChangeLog
View file @ b9b1c3a9
2000-09-19 Dave Love <fx@gnu.org>
* map-ynp.el (map-y-or-n-p): Check use-dialog-box. Don't lose
with null `help'. Use modern backquote syntax.
2000-09-19 Gerd Moellmann <gerd@gnu.org>
* font-lock.el (font-lock-mode): Change message telling the user
......
lisp/map-ynp.el
View file @ b9b1c3a9
;;; map-ynp.el --- General-purpose boolean question-asker.
;; Copyright (C) 1991, 1992, 1993, 1994, 1995 Free Software Foundation, Inc.
;; Copyright (C) 1991, 1992, 1993, 1994, 1995, 2000 Free Software Foundation, Inc.
;; Author: Roland McGrath <roland@gnu.org>
;; Maintainer: FSF
......@@ -96,20 +96,21 @@ Returns the number of actions taken."
list (cdr list))
t)
nil))))))
(if (listp last-nonmenu-event)
(if (and (listp last-nonmenu-event)
use-dialog-box)
;; Make a list describing a dialog box.
(let ((object (capitalize (nth 0 help)))
(objects (capitalize (nth 1 help)))
(action (capitalize (nth 2 help))))
(setq map (` (("Yes" . act) ("No" . skip) ("Quit" . exit)
((, (if help (concat action " " object " And Quit")
"Do it and Quit")) . act-and-exit)
((, (if help (concat action " All " objects)
"Do All")) . automatic)
(,@ (mapcar (lambda (elt)
(cons (capitalize (nth 2 elt))
(vector (nth 1 elt))))
action-alist))))
(let ((object (if help (capitalize (nth 0 help))))
(objects (if help (capitalize (nth 1 help))))
(action (if help (capitalize (nth 2 help)))))
(setq map `(("Yes" . act) ("No" . skip) ("Quit" . exit)
(,(if help (concat action " " object " And Quit")
"Do it and Quit") . act-and-exit)
(,(if help (concat action " All " objects)
"Do All") . automatic)
,@(mapcar (lambda (elt)
(cons (capitalize (nth 2 elt))
(vector (nth 1 elt))))
action-alist))
use-menus t
mouse-event last-nonmenu-event))
(setq user-keys (if action-alist
......@@ -130,8 +131,8 @@ Returns the number of actions taken."
(unwind-protect
(progn
(if (stringp prompter)
(setq prompter (` (lambda (object)
(format (, prompter) object)))))
(setq prompter `(lambda (object)
(format ,prompter object))))
(while (funcall next)
(setq prompt (funcall prompter elt))
(cond ((stringp prompt)
......@@ -176,9 +177,9 @@ Returns the number of actions taken."
next (function (lambda () nil))))
((or (eq def 'quit) (eq def 'exit-prefix))
(setq quit-flag t)
(setq next (` (lambda ()
(setq next '(, next))
'(, elt)))))
(setq next `(lambda ()
(setq next ',next)
',elt)))
((eq def 'automatic)
;; Act on this and all following objects.
(if (funcall prompter elt)
......@@ -219,34 +220,34 @@ the current %s and exit."
(set-buffer standard-output)
(help-mode)))
(setq next (` (lambda ()
(setq next '(, next))
'(, elt)))))
(setq next (lambda ()
(setq next ',next)
',elt)))
((vectorp def)
;; A user-defined key.
(if (funcall (aref def 0) elt) ;Call its function.
;; The function has eaten this object.
(setq actions (1+ actions))
;; Regurgitated; try again.
(setq next (` (lambda ()
(setq next '(, next))
'(, elt))))))
(setq next (lambda ()
(setq next ',next)
',elt))))
((and (consp char)
(eq (car char) 'switch-frame))
;; switch-frame event. Put it off until we're done.
(setq delayed-switch-frame char)
(setq next (` (lambda ()
(setq next '(, next))
'(, elt)))))
(setq next (lambda ()
(setq next ',next)
',elt)))
(t
;; Random char.
(message "Type %s for help."
(key-description (vector help-char)))
(beep)
(sit-for 1)
(setq next (` (lambda ()
(setq next '(, next))
'(, elt)))))))
(setq next (lambda ()
(setq next ',next)
',elt)))))
(prompt
(funcall actor elt)
(setq actions (1+ actions))))))
......
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