Overview
Comment:Added couple more examples
Timelines: family | ancestors | descendants | both | trunk
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SHA1: 74b983c37c0e05d98f27ea0e80ba7c9e22b6faac
User & Date: matt on 2014-02-02 06:14:03
Other Links: manifest | tags
Context
2014-02-02
06:46
Added alternative version check-in: a7dfaea4be user: Administrator tags: trunk
06:14
Added couple more examples check-in: 74b983c37c user: matt tags: trunk
05:53
Everything but canvas-draw brought up to latest check-in: f09bb87b61 user: Administrator tags: trunk
Changes
Hide Diffs Unified Diffs Ignore Whitespace Patch

Added examples/iupwidgetinfo.scm version [c580d04776]. 

































































































































































































































































































































































































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#! /usr/bin/env csi

(require-library srfi-4 iup)
(import srfi-4 iup iup-pplot iup-glcanvas)

(define (popup dlg . args)
  (apply show dlg #:modal? 'yes args)
  (destroy! dlg))

(define (properties ih)
  (popup (element-properties-dialog ih))
  'default)

(define dlg
  (dialog
    (vbox
      (hbox ; headline
        (fill)
        (frame (label " Inspect control and dialog classes "
                      fontsize: 15))
        (fill)
        margin: '0x0)

      (label "") 
      (label "Dialogs" fontsize: 12)
      (hbox
        (button "dialog"
                action: (lambda (self) (properties (dialog (vbox)))))
        (button "color-dialog"
                action: (lambda (self) (properties (color-dialog))))
        (button "file-dialog"
                action: (lambda (self) (properties (file-dialog))))
        (button "font-dialog"
                action: (lambda (self) (properties (font-dialog))))
        (button "message-dialog"
                action: (lambda (self) (properties (message-dialog))))
        (fill)
        margin: '0x0)
      (hbox
        (button "layout-dialog"
                action: (lambda (self) (properties (layout-dialog))))
        (button "element-properties-dialog"
                action: (lambda (self)
                          (properties
                            (element-properties-dialog (create 'user)))))
        (fill)
        margin: '0x0)

      (label "") 
      (label "Composition widgets" fontsize: 12)
      (hbox
        (button "fill"
                action: (lambda (self) (properties (fill))))
        (button "hbox"
                action: (lambda (self) (properties (hbox))))
        (button "vbox"
                action: (lambda (self) (properties (vbox))))
        (button "zbox"
                action: (lambda (self) (properties (zbox))))
        (button "radio"
                action: (lambda (self) (properties (radio (vbox)))))
        (button "normalizer"
                action: (lambda (self) (properties (normalizer))))
        (button "cbox"
                action: (lambda (self) (properties (cbox))))
        (button "sbox"
                action: (lambda (self) (properties (sbox (vbox)))))
        (button "split"
                action: (lambda (self) (properties (split (vbox) (vbox)))))
        (fill)
        margin: '0x0)

      (label "") 
      (label "Standard widgets" fontsize: 12)
      (hbox
        (button "button"
                action: (lambda (self) (properties (button))))
        (button "canvas"
                action: (lambda (self) (properties (canvas))))
        (button "frame"
                action: (lambda (self) (properties (frame))))
        (button "label"
                action: (lambda (self) (properties (label))))
        (button "listbox"
                action: (lambda (self) (properties (listbox))))
        (button "progress-bar"
                action: (lambda (self) (properties (progress-bar))))
        (button "spin"
                action: (lambda (self) (properties (spin))))
        (fill)
        margin: '0x0)
      (hbox
        (button "tabs"
                action: (lambda (self) (properties (tabs))))
        (button "textbox"
                action: (lambda (self) (properties (textbox))))
        (button "toggle"
                action: (lambda (self) (properties (toggle))))
        (button "treebox"
                action: (lambda (self) (properties (treebox))))
        (button "valuator"
                action: (lambda (self) (properties (valuator ""))))
        (fill)
        margin: '0x0)

      (label "") 
      (label "Additional widgets" fontsize: 12)
      (hbox
        (button "cells"
                action: (lambda (self) (properties (cells))))
        (button "color-bar"
                action: (lambda (self) (properties (color-bar))))
        (button "color-browser"
                action: (lambda (self) (properties (color-browser))))
        (button "dial"
                action: (lambda (self) (properties (dial ""))))
        (button "matrix"
                action: (lambda (self) (properties (matrix))))
        (fill)
        margin: '0x0)
      (hbox
        (button "pplot"
                action: (lambda (self) (properties (pplot))))
        (button "glcanvas"
                action: (lambda (self) (properties (glcanvas))))
        (button "web-browser"
                action: (lambda (self) (properties (web-browser))))
        (fill)
        margin: '0x0)

      (label "") 
      (label "Menu widgets" fontsize: 12)
      (hbox
        (button "menu"
                action: (lambda (self) (properties (menu))))
        (button "menu-item"
                action: (lambda (self) (properties (menu-item))))
        (button "menu-separator"
                action: (lambda (self) (properties (menu-separator))))
        (fill)
        margin: '0x0)

      (label "") 
      (label "Images" fontsize: 12)
      (hbox
        (button "image/palette"
                action: (lambda (self)
                          (properties
                            (image/palette 1 1 (u8vector->blob (u8vector 0))))))
        (button "image/rgb"
                action: (lambda (self)
                          (properties
                            (image/rgb 1 1 (u8vector->blob (u8vector 0))))))
        (button "image/rgba"
                action: (lambda (self)
                          (properties
                            (image/rgba 1 1 (u8vector->blob (u8vector 0))))))
        (button "image/file"
                action: (lambda (self)
                          (properties
                            ;; same attributes as image/palette
                            (image/palette 1 1 (u8vector->blob (u8vector 0))))))
                            ;; needs a file in current directory
                            ;(image/file "chicken.ico")))) ; ok
                            ;(image/file "chicken.png")))) ; doesn't work
        (fill)
        margin: '0x0)

      (label "") 
      (label "Other widgets" fontsize: 12)
      (hbox
        (button "clipboard"
                action: (lambda (self) (properties (clipboard))))
        (button "timer"
                action: (lambda (self) (properties (timer))))
        (button "spinbox"
                action: (lambda (self) (properties (spinbox (vbox)))))
        (fill)
        margin: '0x0)

      (fill)
      (button "E&xit"
              expand: 'horizontal
              action: (lambda (self) 'close))
      )
    margin: '15x15
    title: "Iup inspector"))

(show dlg)
(main-loop)
(exit 0)

Added examples/simple.scm version [547552bbf6]. 









































































































































































































































































































































































































































































































































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(require-library iup)
(import (prefix iup iup:))
;; (use canvas-draw canvas-draw-iup)
(use srfi-4)

(define img-bits1 (u8vector->blob (u8vector
 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 1
 1 1 1 1 1 1 1 1 1 1 1 1 1 1 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 1 1
 1 1 1 1 1 1 1 1 1 1 1 1 1 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 1 1 1
 1 1 1 1 1 1 1 1 1 1 1 1 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 1 1 1 1
 1 1 1 1 1 1 1 1 1 1 1 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 1 1 1 1 1
 1 1 1 1 1 1 1 1 1 1 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 1 1 1 1 1 1
 1 1 1 1 1 1 1 1 1 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 1 1 1 1 1 1 1
 1 1 1 1 1 1 1 1 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 1 1 1 1 1 1 1 1
 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2
 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2
 2 2 2 0 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2
 2 2 2 0 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2
 2 2 2 0 2 0 2 0 2 2 0 2 2 2 0 0 0 2 2 2 0 0 2 0 2 2 0 0 0 2 2 2
 2 2 2 0 2 0 0 2 0 0 2 0 2 0 2 2 2 0 2 0 2 2 0 0 2 0 2 2 2 0 2 2
 2 2 2 0 2 0 2 2 0 2 2 0 2 2 2 2 2 0 2 0 2 2 2 0 2 0 2 2 2 0 2 2
 2 2 2 0 2 0 2 2 0 2 2 0 2 2 0 0 0 0 2 0 2 2 2 0 2 0 0 0 0 0 2 2
 2 2 2 0 2 0 2 2 0 2 2 0 2 0 2 2 2 0 2 0 2 2 2 0 2 0 2 2 2 2 2 2
 2 2 2 0 2 0 2 2 0 2 2 0 2 0 2 2 2 0 2 0 2 2 0 0 2 0 2 2 2 0 2 2
 2 2 2 0 2 0 2 2 0 2 2 0 2 2 0 0 0 0 2 2 0 0 2 0 2 2 0 0 0 2 2 2
 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 0 2 2 2 2 2 2 2 2
 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 0 2 2 2 0 2 2 2 2 2 2 2 2
 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 0 0 0 2 2 2 2 2 2 2 2 2
 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2
 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2
 1 1 1 1 1 1 1 2 2 2 2 2 2 2 2 2 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1 1
 1 1 1 1 1 1 2 2 2 2 2 2 2 2 2 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1 1 1
 1 1 1 1 1 2 2 2 2 2 2 2 2 2 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1 1 1 1
 1 1 1 1 2 2 2 2 2 2 2 2 2 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1 1 1 1 1
 1 1 1 2 2 2 2 2 2 2 2 2 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1
 1 1 2 2 2 2 2 2 2 2 2 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1
 1 2 2 2 2 2 2 2 2 2 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1
 2 2 2 2 2 2 2 2 2 2 2 2 2 2 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1
)))

(define img-bits2 (u8vector->blob (u8vector
 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 2
 2 2 2 2 2 2 2 2 2 2 2 2 2 2 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 2 2
 2 2 2 2 2 2 2 2 2 2 2 2 2 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 2 2 2
 2 2 2 2 2 2 2 2 2 2 2 2 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 2 2 2 2
 2 2 2 2 2 2 2 2 2 2 2 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 2 2 2 2 2
 2 2 2 2 2 2 2 2 2 2 3 3 3 3 1 1 3 3 3 3 3 3 3 3 3 3 2 2 2 2 2 2
 2 2 2 2 2 2 2 2 2 3 3 3 3 3 1 1 3 3 3 3 3 3 3 3 3 2 2 2 2 2 2 2
 2 2 2 2 2 2 2 2 3 3 3 3 3 3 1 1 3 3 3 3 3 3 3 3 2 2 2 2 2 2 2 2
 3 3 3 3 3 3 3 3 3 3 3 3 3 3 1 1 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3
 3 3 3 3 3 3 3 3 3 3 3 3 3 3 1 1 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3
 3 3 3 0 3 3 3 3 3 3 3 3 3 3 1 1 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3
 3 3 3 0 3 3 3 3 3 3 3 3 3 3 1 1 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3
 3 3 3 0 3 0 3 0 3 3 0 3 3 3 1 1 0 3 3 3 0 0 3 0 3 3 0 0 0 3 3 3
 3 3 3 0 3 0 0 3 0 0 3 0 3 0 1 1 3 0 3 0 3 3 0 0 3 0 3 3 3 0 3 3
 3 3 3 0 3 0 3 3 0 3 3 0 3 3 1 1 3 0 3 0 3 3 3 0 3 0 3 3 3 0 3 3
 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1
 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1
 3 3 3 0 3 0 3 3 0 3 3 0 3 0 1 1 3 0 3 0 3 3 0 0 3 0 3 3 3 0 3 3
 3 3 3 0 3 0 3 3 0 3 3 0 3 3 1 1 0 0 3 3 0 0 3 0 3 3 0 0 0 3 3 3
 3 3 3 3 3 3 3 3 3 3 3 3 3 3 1 1 3 3 3 3 3 3 3 0 3 3 3 3 3 3 3 3
 3 3 3 3 3 3 3 3 3 3 3 3 3 3 1 1 3 3 3 0 3 3 3 0 3 3 3 3 3 3 3 3
 3 3 3 3 3 3 3 3 3 3 3 3 3 3 1 1 3 3 3 3 0 0 0 3 3 3 3 3 3 3 3 3
 3 3 3 3 3 3 3 3 3 3 3 3 3 3 1 1 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3
 3 3 3 3 3 3 3 3 3 3 3 3 3 3 1 1 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3 3
 2 2 2 2 2 2 2 3 3 3 3 3 3 3 1 1 3 3 3 3 3 2 2 2 2 2 2 2 2 2 2 2
 2 2 2 2 2 2 3 3 3 3 3 3 3 3 1 1 3 3 3 3 2 2 2 2 2 2 2 2 2 2 2 2
 2 2 2 2 2 3 3 3 3 3 3 3 3 3 3 3 3 3 3 2 2 2 2 2 2 2 2 2 2 2 2 2
 2 2 2 2 3 3 3 3 3 3 3 3 3 3 3 3 3 3 2 2 2 2 2 2 2 2 2 2 2 2 2 2
 2 2 2 3 3 3 3 3 3 3 3 3 3 3 3 3 3 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2
 2 2 3 3 3 3 3 3 3 3 3 3 3 3 3 3 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2
 2 3 3 3 3 3 3 3 3 3 3 3 3 3 3 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2
 3 3 3 3 3 3 3 3 3 3 3 3 3 3 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 2
)))

(define (iup:item-set-attributes! item . attrlst)
  (for-each (lambda (attrtok)
	      (let ((attrlst (string-split attrtok "=")))
		(iup:attribute-set! item (car attrlst)(cadr attrlst))))
	    attrlst)
  item)

(define (myaction)
  (print "My action called"))

(define (init-dialog)
  (let ((img1    (iup:image/palette 32 32 img-bits1))
	(img2    (iup:image/palette 32 32 img-bits2))
	(mnu     #f)
	(_frm-1  #f)
	(_frm-2  #f)
	(_frm-3  #f)
	(_frm-4  #f)
	(_frm-5  #f)
	(_list-1 #f)
	(_list-2 #f)
	(_list-3 #f)
	(_hbox-1 #f)
	(_vbox-1 #f)
	(_cnv-1  #f)
	(dlg     #f)
	(c1      #f))
    (iup:handle-name-set! img1 "img1")
    (iup:attribute-set! img1 "0" "0 0 0")
    (iup:attribute-set! img1 "1" "BGCOLOR")
    (iup:attribute-set! img1 "2" "255 0 0")

    (iup:handle-name-set! img2 "img2")
    (iup:attribute-set! img2 "0" "0 0 0")
    (iup:attribute-set! img2 "1" "0 255 0")
    (iup:attribute-set! img2 "2" "BGCOLOR")
    (iup:attribute-set! img2 "3" "255 0 0")

    (set! mnu (iup:menu
	       (iup:item-set-attributes!
		(iup:menu-item "IupSubmenu 1" 
			       (iup:menu
				(iup:item-set-attributes! 
				 (iup:menu-item "IupItem 1 Checked" "myaction")
				 "VALUE=ON")
				(iup:menu-separator)
				(iup:item-set-attributes!
				 (iup:menu-item "IupItem 2 Disabled" "myaction")
				 "ACTIVE=NO"))))))
    (iup:handle-name-set! mnu "mnu")

    (set! _frm-1 (iup:frame 
		  (iup:vbox 
		   (iup:button "Button Text" #:action (lambda (x)(print "Blah" x)))
		   (iup:item-set-attributes!
		    (iup:button "" #:action print) "IMAGE=img1")
		   (iup:item-set-attributes! 
		    (iup:button "" #:action print) "IMAGE=img1" "IMPRESS=img2"))))
    (iup:attribute-set! _frm-1 "TITLE" "IupButton")

    (set! _frm-2 (iup:frame
		  (iup:vbox
		   (iup:label "Label Text")
		   (iup:item-set-attributes! 
		    (iup:label "") "SEPARATOR=HORIZONTAL")
		   (iup:item-set-attributes!
		    (iup:label "") "IMAGE=img1"))))
    (iup:attribute-set! _frm-2 "TITLE" "IupLabel")

    (set! _frm-3 (iup:frame
		  (iup:vbox 
		   (iup:item-set-attributes! 
		    (iup:toggle "Toggle Text" "myaction") "VALUE=ON")
		   (iup:item-set-attributes!
		    (iup:toggle "" "myaction") "IMAGE=img1" "IMPRESS=img2")
		   (iup:item-set-attributes!
		    (iup:frame
		     (iup:radio
		      (iup:vbox
		       (iup:toggle "Toggle Text" "myaction")
		       (iup:toggle "Toggle Text" "myaction")))) "TITLE=IupRadio"))))
    (iup:attribute-set! _frm-3 "TITLE" "IupToggle")

    (set! _text-1 (iup:textbox "myaction"))
    (iup:attribute-set! _text-1 "VALUE" "IupText Text")
    (iup:attribute-set! _text-1 "SIZE" "80x")
    
    (set! _m1-1 (iup:textbox "myaction"))
    (iup:attribute-set! _m1-1 "MULTILINE" "YES")
    (iup:attribute-set! _m1-1 "VALUE" "IupMultiline Text\nSecond Line\nThird Line")
    (iup:attribute-set! _m1-1 "EXPAND" "YES")
    (iup:attribute-set! _m1-1 "SIZE" "80x60")

    (set! _frm-4 (iup:frame
		  (iup:vbox
		   _text-1
		   _m1-1)))
    (iup:attribute-set! _frm-4 "TITLE" "IupText/IupMultiline")

    (set! _list-1 
	  (iup:item-set-attributes! 
	   (iup:listbox "myaction")
	   "EXPAND=YES" 
	   "VALUE=1"
	   "1=Item 1 Text"
	   "2=Item 2 Text"
	   "3=Item 3 Text"))
	  
    (set! _list-2
	  (iup:item-set-attributes!
	   (iup:listbox "myaction")
	   "DROPDOWN=YES"
	   "EXPAND=YES"
	   "VALUE=2"
	   "1=Item 1 Text"
	   "2=Item 2 Text"
	   "3=Item 3 Text"))

    (set! _list-3
	  (iup:item-set-attributes!
	   (iup:listbox "myaction")
	   "EDITBOX=YES"
	   "EXPAND=YES"
	   "VALUE=3"
	   "1=Item 1 Text"
	   "2=Item 2 Text"
	   "3=Item 3 Text"))

    (set! _frm-5 (iup:frame
		  (iup:vbox
		   _list-1
		   _list-2
		   _list-3)))
    (iup:attribute-set! _frm-5 "TITLE" "IupList")
	   
    (set! _hbox-1 (iup:hbox
		   _frm-1
		   _frm-2
		   _frm-3
		   _frm-4
		   _frm-5))

  ;;   (set! _cnv-1 
  ;;         ;; (iup:item-set-attributes!
  ;;         ;;(iup:canvas)
  ;;         ;; "BGCOLOR=128 255 0" 
  ;;         ;; "SCROLLBAR=yes"))
  ;;         ;; (iup:handle-name-set! _cnv-1 "cnv1")
  ;; 
  ;;         ;; (use iup canvas-draw canvas-draw-iup)
  ;;         ;; (define dlg
  ;;         ;;   (dialog #:title "Test" #:minsize "320x240"
  ;;         (iup:canvas #:action (make-canvas-action
  ;;       			(lambda (cnv x y)
  ;;       			  (canvas-clear! cnv)
  ;;       			  (canvas-text! cnv 40 40 "Hello world!")
  ;;       			  (canvas-rectangle! cnv 90 120 70 100)))
  ;;       	      #:size "200x100"))
    ;; )
    ;; (show dlg)
    ;; (main-loop)
    (set! _vbox-1 (iup:vbox
		   _hbox-1
		   ;; _cnv-1
		   ))

    (iup:attribute-set! _vbox-1 "MARGIN" "5x5")
    (iup:attribute-set! _vbox-1 "ALIGNMENT" "ARIGHT")
    (iup:attribute-set! _vbox-1 "GAP" "5")
    
    (set! dlg (iup:dialog _vbox-1))
    (iup:handle-name-set! dlg "dlg")
    (iup:attribute-set! dlg "MENU" "mnu")
    (iup:attribute-set! dlg "TITLE" "Iup Sample")

    ;; (set! c1 (make-canvas context:iup "cnv1"))
;; (iup:handle-ref "cnv1")))
;; _cnv-1))
    ;; (canvas-rectangle! c1 10 10 40 40)
    ))
    
(init-dialog)
(iup:show (iup:handle-ref "dlg"))
(iup:main-loop)

Added examples/tree.scm version [49f7155a59]. 









































































































































































































































































































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;; Some tree utilities. (C) 2014 Matt Welland, GPL V2.0
;; Take from Megatest http://www.kiatoa.com/fossils/megatest
;;
(use test)
(require-library iup)
(import (prefix iup iup:))

(define t #f) 

(define tree-dialog
  (iup:dialog
   #:title "Tree Test"
   (let ((t1 (iup:treebox
	      #:selection_cb (lambda (obj id state)
			       (print "selection_db with id=" id " state=" state)
			       (print "USERDATA: " (iup:attribute obj "USERDATA"))
			       (print "SPECIALDATA: " (iup:attribute obj "SPECIALDATA"))
			       (print "Depth: " (iup:attribute obj "DEPTH"))
			       ))))
     (set! t t1)
     t1)))

(iup:show tree-dialog)

(map (lambda (elname el)
       (print "Adding " elname " with value " el)
       (iup:attribute-set! t elname el)
       (iup:attribute-set! t "USERDATA" el))
     '("VALUE" "NAME"    "ADDLEAF" "ADDBRANCH1" "ADDLEAF2"    "VALUE")
     '("0"     "Figures" "Other"   "triangle"   "equilateral" "4")
     )
(map (lambda (attr)
       (print attr " is " (iup:attribute t attr)))
     '("KIND1" "PARENT2" "STATE1"))

(define (tree-find-node obj path)
  ;; start at the base of the tree
  (if (null? path)
      #f ;; or 0 ????
      (let loop ((hed      (car path))
		 (tal      (cdr path))
		 (depth    0)
		 (nodenum  0))
	;; nodes in iup tree are 100% sequential so iterate over nodenum
	(if (iup:attribute obj (conc "DEPTH" nodenum)) ;; end when no more nodes
	    (let ((node-depth (string->number (iup:attribute obj (conc "DEPTH" nodenum))))
		  (node-title (iup:attribute obj (conc "TITLE" nodenum))))
	      ;; (print 0 "hed: " hed ", depth: " depth ", node-depth: " node-depth ", nodenum: " nodenum ", node-title: " node-title)
	      (if (and (equal? depth node-depth)
		       (equal? hed   node-title)) ;; yep, this is the one!
		  (if (null? tal) ;; end of the line
		      nodenum
		      (loop (car tal)(cdr tal)(+ depth 1)(+ 1 nodenum)))
		  ;; this is the case where we found part of the hierarchy but not 
		  ;; all of it, i.e. the node-depth went from deep to less deep
		  (if (> depth node-depth) ;; (+ 1 node-depth))
		      #f
		      (loop hed tal depth (+ nodenum 1)))))
	    #f))))

;; top is the top node name zeroeth node VALUE=0
(define (tree-add-node obj top nodelst)
  (if (not (iup:attribute obj "TITLE0"))
      (iup:attribute-set! obj "ADDBRANCH0" top))
  (cond
   ((not (string=? top (iup:attribute obj "TITLE0")))
    (print "ERROR: top name " top " doesn't match " (iup:attribute obj "TITLE0")))
   ((null? nodelst))
   (else
    (let loop ((hed      (car nodelst))
	       (tal      (cdr nodelst))
	       (depth    1)
	       (pathl    (list top)))
      ;; Because the tree dialog changes node numbers when
      ;; nodes are added or removed we must look up nodes
      ;; each and every time. 0 is the top node so default
      ;; to that.
      (let* ((newpath    (append pathl (list hed)))
	       (parentnode (tree-find-node obj pathl))
	       (nodenum    (tree-find-node obj newpath)))
	  ;; (print "newpath: " newpath ", nodenum " nodenum ", hed: " hed ", depth: " depth ", parentnode: " parentnode ", pathl: " pathl)
	  ;; Add the branch under lastnode if not found
	  (if (not nodenum)
	      (begin
		(iup:attribute-set! obj (conc "ADDBRANCH" parentnode) hed)
		(if (null? tal)
		    #t
		    ;; reset to top
		    (loop (car nodelst)(cdr nodelst) 1 (list top)))) 
	      (if (null? tal) ;; if null here then this path has already been added
		  #t
		  ;; (if nodenum
		  (loop (car tal)(cdr tal)(+ depth 1) newpath)))))))) ;;  (if nodenum nodenum lastnode)))))))
	      ;; 	  (loop hed tal depth pathl lastnode)))))))

(define (tree-node->path obj nodenum)
  ;; (print "\ncurrnode  nodenum  depth  node-depth  node-title   path")
  (let loop ((currnode 0)
	     (depth    0)
	     (path     '()))
    (let ((node-depth (iup:attribute obj (conc "DEPTH" currnode)))
	  (node-title (iup:attribute obj (conc "TITLE" currnode))))
      ;; (display (conc "\n   "currnode "        " nodenum "       " depth "         " node-depth "          " node-title "         " path))
      (if (> currnode nodenum)
	  path
	  (if (not node-depth) ;; #f if we are out of nodes
	      '()
	      (let ((ndepth (string->number node-depth)))
		(if (eq? ndepth depth)
		    ;; This next is the match condition depth == node-depth
		    (if (eq? currnode nodenum)
			(begin
			  ;; (display " <X>")
			  (append path (list node-title)))
			(loop (+ currnode 1)
			      (+ depth 1)
			      (append path (list node-title))))
		    ;; didn't match, reset to base path and keep looking
		    ;; due to more iup odditys we don't reset to base
		    (begin 
		      ;; (display " <L>")
		      (loop (+ 1 currnode)
			    2
			    (append (take path ndepth)(list node-title)))))))))))

(test #f 0  (tree-find-node t '("Figures")))
(test #f 1  (tree-find-node t '("Figures" "Other")))
(test #f #f (tree-find-node t '("Figures" "Other"    "equilateral")))
(test #f 3  (tree-find-node t '("Figures" "triangle" "equilateral")))
(test #f #t (tree-add-node  t "Figures" '()))
(test #f #t (tree-add-node  t "Figures" '("a" "b" "c")))
(test #f 3  (tree-find-node t '("Figures" "a" "b" "c")))
(test #f #t (tree-add-node  t "Figures" '("d" "b" "c")))
(test #f 3  (tree-find-node t '("Figures" "d" "b" "c")))
(test #f 6  (tree-find-node t '("Figures" "a" "b" "c")))
(test #f #t (tree-add-node  t "Figures" '("a" "e" "c")))
(test #f 6  (tree-find-node t '("Figures" "a" "e" "c")))

(test #f '("Figures")             (tree-node->path t 0))
(test #f '("Figures" "d")         (tree-node->path t 1))
(test #f '("Figures" "d" "b" "c") (tree-node->path t 3))
(test #f '("Figures" "a")         (tree-node->path t 4))
(test #f '("Figures" "a" "b" "c")     (tree-node->path t 8)) 
(test #f '()                      (tree-node->path t 40))

(iup:main-loop)