package  {
	/*
	 * actionscript_application_flickr_ui_search_SearchValidator
	 *
	 *	The actionscript_application_flickr_ui_search_SearchValidator is used by the SearchPanel to check the tags
	 *	and userName fields to make sure both are not blank. Either of them
	 *	can be empty, just not both of them.
	 */
	import mx.validators.Validator;
	import mx.validators.ValidationResult;

	public class actionscript_application_flickr_ui_search_SearchValidator extends Validator {
		
		private var results:Array;
		
		public function actionscript_application_flickr_ui_search_SearchValidator() {
			super();
		}
		
		public var userName:String;
		public var tags:String;
		
		override protected function doValidation(value:Object) : Array
		{
			var tagField:String = tags;
			var userField:String= userName;
			
			// Clear results Array.
            results = [];
            
            // make sure both fields are not empty. Either field may
            // be empty, but both cannot be empty.
            if( (tagField == null || tagField.length == 0) &&
            	(userField == null || userField.length == 0) ) {
            		results.push(
            			new ValidationResult(true,"sub","code",
            			"Either search tags or user name may be blank, but not both"));
            }
            
            return results;
		}
		
	}
}