skins/cart_widgets.js

   1 /*
   2 * © 2009 Luxia SAS. All rights reserved.
   3 * Contributors
   4 * — Benoît Pin <pinbe@luxia.fr>
   5 *
   6 *
   7 *
   8 */
   9
  10
  11 var CartWidget;
  12
  13 (function(){
  14
  15 CartWidget = function(slide, url) {
  16         this.slide = slide;
  17
  18         var req = new XMLHttpRequest();
  19         url = url + '?ajax=1';
  20         req.open("GET", url, false);
  21         showProgressImage();
  22         req.send(null);
  23         hideProgressImage();
  24
  25         if (req.status != 200){
  26                 alert(req.status);
  27                 return;
  28         }
  29         var doc = req.responseXML.documentElement;
  30         var wdgtNode = this.wdgtNode = getCopyOfNode(doc);
  31         slide.appendChild(wdgtNode);
  32
  33         var descriptions = this.descriptions = new Array();
  34         var divs = wdgtNode.getElementsByTagName('div');
  35         var d;
  36         for (var i=0; i<divs.length; i++) {
  37                 d = divs[i];
  38                 if (d.className =='ppt-description') {
  39                         descriptions[d.getAttribute('name')] = d;
  40                 }
  41         }
  42
  43         var form = this.form = this.wdgtNode.getElementsByTagName('form')[0];
  44         var itemSelector = this.itemSelector = form.elements[0];
  45         var fm = this.fm = new FormManager(form);
  46         var thisCart = this;
  47         fm.onBeforeSubmit  = function(fm, evt){return thisCart.onBeforeSubmit(fm, evt);};
  48         fm.onResponseLoad = function(req){return thisCart.loadResponse(req);};
  49
  50         with (descriptions[itemSelector.value].style) {
  51                 visibility = 'visible';
  52                 display='block';
  53         }
  54         this.selectedItem = itemSelector.value;
  55
  56         addListener(itemSelector, 'change', function(evt){thisCart.selectItem(evt)})
  57 }
  58
  59 CartWidget.prototype.selectItem = function(evt) {
  60         with(this.descriptions[this.selectedItem].style) {
  61                 visibility = 'hidden';
  62                 display = 'none'
  63         }
  64         var name = this.itemSelector.value;
  65
  66         with (this.descriptions[name].style) {
  67                 visibility = 'visible';
  68                 display='block';
  69         }
  70         this.selectedItem = name;
  71 };
  72
  73 CartWidget.prototype.onBeforeSubmit = function(fm, evt) {
  74         if (fm.submitButton.name == 'cancel') {
  75                 this.onCancel();
  76                 return 'cancelSubmit';
  77         }
  78 };
  79
  80 CartWidget.prototype.loadResponse = function(req) {
  81         var doc = req.responseXML.documentElement;
  82         switch(doc.nodeName) {
  83                 case 'confirm':
  84                         var slide = this.slide;
  85                         slide.removeChild(this.wdgtNode);
  86
  87                         var text = doc.firstChild.nodeValue;
  88                         var confirm = document.createElement('div');
  89                         confirm.className = 'confirm-message';
  90                         confirm.innerHTML = text;
  91                         slide.appendChild(confirm);
  92
  93                         var duration = parseInt(doc.getAttribute('duration')) * 1000;
  94                         var thisCart = this;
  95
  96                         setTimeout(function(){
  97                                         slide.removeChild(confirm);
  98                                         thisCart.onAfterConfirm();
  99                                 }
 100                                 ,duration
 101                         );
 102
 103                         break;
 104
 105                 case 'error' :
 106                         alert(doc.firstChild.nodeValue);
 107                         break;
 108         }
 109 };
 110
 111
 112 CartWidget.prototype.onCancel = function() {
 113         this.wdgtNode.parentNode.removeChild(this.wdgtNode);
 114 };
 115
 116 CartWidget.prototype.onAfterConfirm = function(){};
 117
 118 })();