Lines Matching refs:NULL

11     protected $state = NULL;
12     protected $clazz = NULL;
13     protected $tag = NULL;
41         if ($other == NULL ) {
51         if ( $this->state != NULL && $otherState != NULL &&
55         if ( $this->clazz != NULL && $otherClazz != NULL &&
59         if ( $this->tag != NULL && $otherTag != NULL &&
76         if ( $state == NULL && $clazz == NULL && $tag == NULL ) {
77             $this->event = NULL;
81         if ( $ownState == NULL && $ownClazz == NULL && $ownTag == NULL ) {
82             $this->ownEvent = NULL;
156                 if ( self::$queue[$q_index] != NULL &&
174                     self::$queue [$q_index] = NULL;
182             if ( self::$queue [$q_index] != NULL &&