protected function setCallbackQueryHandler(CallbackQueryHandler $handler): void
	{
		$handler->setBot($this);
		$this->cqHandler = $handler;
	}
protected function setCallbackQueryHandler(CallbackQueryHandler $handler): void
	{
		$handler->setBot($this);
		$this->cqHandler = $handler;
	}
protected function setCallbackQueryHandler ( CallbackQueryHandler $ handler ) : void { $ handler -> setBot ( $ this ) ; $ this -> cqHandler = $ handler ; }
Set the handler to handle callback queries.
@param CallbackQueryHandler $handler CallbackQuery handler.
Set the handler to handle callback queries .