+ // private
+ assertValue : function(){
+ var val = this.getRawValue(),
+ rec = this.findRecord(this.displayField, val);
+
+ if(!rec && this.forceSelection){
+ if(val.length > 0 && val != this.emptyText){
+ this.el.dom.value = Ext.value(this.lastSelectionText, '');
+ this.applyEmptyText();
+ }else{
+ this.clearValue();
+ }
+ }else{
+ if(rec){
+ // onSelect may have already set the value and by doing so
+ // set the display field properly. Let's not wipe out the
+ // valueField here by just sending the displayField.
+ if (val == rec.get(this.displayField) && this.value == rec.get(this.valueField)){
+ return;
+ }
+ val = rec.get(this.valueField || this.displayField);
+ }
+ this.setValue(val);
+ }
+ },
+