57 lines
2.0 KiB
Plaintext
57 lines
2.0 KiB
Plaintext
;;;;
|
|
;;;; Help management
|
|
;;;;
|
|
;;;; Copyright © 1993-1996 Erick Gallesio - I3S-CNRS/ESSI <eg@unice.fr>
|
|
;;;;
|
|
;;;; Permission to use, copy, and/or distribute this software and its
|
|
;;;; documentation for any purpose and without fee is hereby granted, provided
|
|
;;;; that both the above copyright notice and this permission notice appear in
|
|
;;;; all copies and derived works. Fees for distribution or use of this
|
|
;;;; software or derived works may only be charged with express written
|
|
;;;; permission of the copyright holder.
|
|
;;;; This software is provided ``as is'' without express or implied warranty.
|
|
;;;;
|
|
;;;; Author: Erick Gallesio [eg@unice.fr]
|
|
;;;; Creation date: 14-Sep-1993 13:30
|
|
;;;; Last file update: 23-Jul-1996 17:14
|
|
;;;;
|
|
|
|
(require "html")
|
|
|
|
(define (STk:show-help-file name)
|
|
(catch (destroy '.stk-help))
|
|
(toplevel '.stk-help)
|
|
(wm 'title .stk-help "STk help")
|
|
|
|
;; Scroll text widget
|
|
(pack (frame '.stk-help.f)
|
|
:expand #t :fill "both" :side "top")
|
|
(pack (text '.stk-help.f.t :font "fixed" :width 90 :height 25
|
|
:yscroll (lambda args (apply .stk-help.f.s 'set args)))
|
|
:expand #t :fill "both" :side "left")
|
|
(pack (scrollbar '.stk-help.f.s :orient "vertical"
|
|
:command (lambda args (apply .stk-help.f.t 'yview args)))
|
|
:expand #f :fill "y" :side "left")
|
|
;; Quit button
|
|
(pack (button '.stk-help.b :text "Quit" :command (lambda () (destroy .stk-help)))
|
|
:expand #f :fill "x" :side "bottom")
|
|
|
|
;; Show the file (after having found the Help directory)
|
|
(let loop ((l *help-path*))
|
|
(if (null? l)
|
|
(error "Cannot find help file ~S" name)
|
|
(let* ((f (string-append (car l) "/../Help/" name))
|
|
(fd (open-file f "r")))
|
|
(if fd
|
|
(begin
|
|
(html:set-base-directory! (string-append (car l) "/../Help"))
|
|
(html:view .stk-help.f.t fd)
|
|
(close-port fd))
|
|
(loop (cdr l)))))))
|
|
|
|
(define (help . arg)
|
|
(if (null? arg)
|
|
(STk:show-help-file "STk-hlp.html")
|
|
(STk:show-help-file (format #f "~A.n.html" (car arg)))))
|
|
|
|
(provide "help") |