LSform/LSformElement : permit form element to provide custom clean value method

public_html/includes/js/LSform.js

@@ -1,6 +1,7 @@
 var LSform = new Class({
     initialize: function(){
       this._modules=[];
+      this._fields=[];
       this._elements=[];
       this._tabBtns=[];
 
@@ -176,6 +177,16 @@ var LSform = new Class({
       }
     },
 
+    addField: function(name,obj) {
+      this._fields[name]=obj;
+    },
+
+    clearFieldValue: function(name) {
+      if ($type(this._fields[name]) && $type(this._fields[name].clearValue)) {
+        this._fields[name].clearValue();
+      }
+    },
+
     getValue: function(fieldName) {
       var retVal = Array();
       var inputs = this.getInput(fieldName);

public_html/includes/js/LSformElement.js

@@ -17,7 +17,7 @@ var LSformElement = new Class({
       }
       elements.each(function(li) {
         var id='LSformElement_field_'+this.name+'_'+$random(1,1000);
-        this.fields[id] = new LSformElement_field(this,li,id);
+        this.fields[id] = new LSformElement_field(this,li,id,this.name);
       }, this);
     },
     

public_html/includes/js/LSformElement_field.js

@@ -1,8 +1,9 @@
 var LSformElement_field = new Class({
-    initialize: function(LSformElement,li,id){
+    initialize: function(LSformElement,li,id,field_name){
       this.id = id;
       this.LSformElement = LSformElement;
       this.li = li;
+      this.field_name = field_name;
       
       if (this.LSformElement.multiple) {
         this.addFieldBtn = new Element('img');
@@ -36,6 +37,7 @@ var LSformElement_field = new Class({
       if ($type(this.getFormField())) {
         this.getFormField().value='';
       }
+      varLSform.clearFieldValue(this.field_name);
     },
     
     remove: function() {