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Prado.WebUI.TRatingList = Class.create();
Prado.WebUI.TRatingList.prototype =
{
selectedIndex : -1,
initialize : function(options)
{
this.options = options;
this.element = $(options['ID']);
Element.addClassName(this.element,options.cssClass);
this.radios = document.getElementsByName(options.field);
for(var i = 0; i<this.radios.length; i++)
{
Event.observe(this.radios[i].parentNode, "mouseover", this.hover.bindEvent(this,i));
Event.observe(this.radios[i].parentNode, "mouseout", this.recover.bindEvent(this,i));
Event.observe(this.radios[i].parentNode, "click", this.click.bindEvent(this, i));
}
this.caption = CAPTION();
this.element.appendChild(this.caption);
this.selectedIndex = options.selectedIndex;
this.setRating(this.selectedIndex);
},
hover : function(ev,index)
{
for(var i = 0; i<this.radios.length; i++)
this.radios[i].parentNode.className = (i<=index) ? "rating_hover" : "";
this.setCaption(index);
},
recover : function(ev,index)
{
for(var i = 0; i<=index; i++)
Element.removeClassName(this.radios[i].parentNode, "rating_hover");
this.setRating(this.selectedIndex);
},
click : function(ev, index)
{
for(var i = 0; i<this.radios.length; i++)
this.radios[i].checked = (i == index);
this.selectedIndex = index;
this.setRating(index);
if(isFunction(this.options.onChange))
this.options.onChange(this,index);
},
setRating: function(index)
{
for(var i = 0; i<=index; i++)
this.radios[i].parentNode.className = "rating_selected";
this.setCaption(index);
},
setCaption : function(index)
{
this.caption.innerHTML = index > -1 ?
this.radios[index].value : this.options.caption;
}
}
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