-// if(this.disabled) {
-// return false;
-// }
-//
-// try {
-// var d = Roo.decode(String(this.originalValue));
-// } catch (e) {
-// return String(this.getValue()) !== String(this.originalValue);
-// }
-//
-// var originalValue = [];
-//
-// for (var i = 0; i < d.length; i++){
-// originalValue.push(d[i][this.valueField]);
-// }
-//
-// return String(this.getValue()) !== String(originalValue.join(','));