public function the_message_thread() {

		$this->in_the_loop = true;
		$this->thread      = $this->next_thread();

		if ( ! bp_is_current_action( 'notices' ) ) {
			$last_message_index     = count( $this->thread->messages ) - 1;
			$this->thread->messages = array_reverse( (array) $this->thread->messages );

			// Set up the last message data.
			if ( count($this->thread->messages) > 1 ) {
				if ( 'inbox' == $this->box ) {
					foreach ( (array) $this->thread->messages as $key => $message ) {
						if ( bp_loggedin_user_id() != $message->sender_id ) {
							$last_message_index = $key;
							break;
						}
					}

				} elseif ( 'sentbox' == $this->box ) {
					foreach ( (array) $this->thread->messages as $key => $message ) {
						if ( bp_loggedin_user_id() == $message->sender_id ) {
							$last_message_index = $key;
							break;
						}
					}
				}
			}

			$this->thread->last_message_id      = $this->thread->messages[ $last_message_index ]->id;
			$this->thread->last_message_date    = $this->thread->messages[ $last_message_index ]->date_sent;
			$this->thread->last_sender_id       = $this->thread->messages[ $last_message_index ]->sender_id;
			$this->thread->last_message_subject = $this->thread->messages[ $last_message_index ]->subject;
			$this->thread->last_message_content = $this->thread->messages[ $last_message_index ]->message;
		}

		// Loop has just started.
		if ( 0 == $this->current_thread ) {

			/**
			 * Fires if at the start of the message thread loop.
			 *
			 * @since 1.5.0
			 */
			do_action( 'messages_box_loop_start' );
		}
	}