#!/usr/local/bin/stk -f
;;;;
;;;; A simple STk browser 
;;;;
;;;; This script generates a directory browser, which lists the working
;;;; directory and allows you to open files or subdirectories by
;;;; double-clicking.
;;;;
;;;;
;;;;           Author: Erick Gallesio [eg@unice.fr]
;;;;    Creation date:  3-Aug-1993 17:33
;;;; Last file update: 19-Nov-1994 12:31

(require "Scrollbox")
(require "Button")
(require "unix")

;;;;
;;;; Interface
;;;;
(define lb (make <Scroll-Listbox> :geometry "30x20" :font 'fixed))
(pack lb :fill 'both :side 'top :expand #t)

(define quit (make <Button> :text "Quit" :command '(exit)))
(pack quit :fill 'x :side 'bottom :expand #t)

;;;
;;; Callback
;;;
(define (fill-listbox lb dir)
  (chdir dir)
  (delete lb 0 'end)
  (apply insert lb 0 (sort (glob "*" ".*") string<?)))

(define (browse)
  (catch 
    (let ((file  (string-append (getcwd) "/" (selection 'get))))
      (cond
        ((file-is-directory? file) (fill-listbox lb file))
	((file-is-readable? file)  (system (string-append "xedit " file "&")))
	(else			   (error "Bad directory or file ~S" file))))))


;; Fill the listbox with a list of all the files (in the given directory or ".")
(fill-listbox lb (if (> *argc* 0) (car *argv*) (getcwd)))

;; Set binding for "Double-click" on the listbox
(bind (listbox-of lb) "<Double-Button-1>" '(browse))