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qt5-legatus-legacy/Lts/Tools/TopicDiscover/topic_discoverer.h
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2026-08-13 18:33:10 +02:00

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#pragma once
#include <dds/dds.hpp>
#include <QtCore/QObject>
#include <QtCore/QMap>
#include <QtCore/QReadWriteLock>
#include <DDS/QosProfile/DDS_DefaultQos.h>
#include <rti/core/ListenerBinder.hpp>
#ifndef TOPICDISCOVER_EXPORT
# ifdef BUILD_STATIC_LIBRARIES
# define TOPICDISCOVER_EXPORT
# else
# if defined(MAKE_TOPICDISCOVER_LIB)
# define TOPICDISCOVER_EXPORT Q_DECL_EXPORT
# else
# define TOPICDISCOVER_EXPORT Q_DECL_IMPORT
# endif
# endif
#endif
namespace NGL {
class INGLLogger;
}
class BuiltinAnyListener
: public QObject
{
Q_OBJECT
public:
dds::core::xtypes::StructType structType(const std::string &typeName);
protected:
template <typename S>
void on_data_available(dds::sub::DataReader<S>& reader);
explicit BuiltinAnyListener(QObject *parent = nullptr);
virtual ~BuiltinAnyListener() = default;
signals:
void topicDescription(const std::string &topicName,
const std::string &typeName);
protected:
QMap<std::string, dds::core::xtypes::StructType> m_structTypes;
QReadWriteLock m_safeTypeLock;
NGL::INGLLogger &m_logger;
};
class BuiltinPublicationListener
: public BuiltinAnyListener
, public dds::sub::NoOpDataReaderListener<dds::topic::PublicationBuiltinTopicData>
{
Q_OBJECT
public:
explicit BuiltinPublicationListener(QObject *parent = nullptr);
virtual ~BuiltinPublicationListener() = default;
void on_data_available(dds::sub::DataReader<dds::topic::PublicationBuiltinTopicData> &reader) override final;
};
class BuiltinSubscriberListener
: public BuiltinAnyListener
, public dds::sub::NoOpDataReaderListener<dds::topic::SubscriptionBuiltinTopicData>
{
Q_OBJECT
public:
explicit BuiltinSubscriberListener(QObject *parent = nullptr);
virtual ~BuiltinSubscriberListener() = default;
void on_data_available(dds::sub::DataReader<dds::topic::SubscriptionBuiltinTopicData> &reader) override final;
};
class TOPICDISCOVER_EXPORT TopicDiscoverer
: public QObject
{
Q_OBJECT
public:
explicit TopicDiscoverer(int domainId, QObject *parent = nullptr);
virtual ~TopicDiscoverer() = default;
void init(DDS::QosProfile::ConnectionType ct, const QUrl &tcpDiscoveryUrl);
const dds::domain::DomainParticipant &getDomainParticipant() const { return m_domainParticipant; }
signals:
void topicDescription(const std::string &topicName,
const std::string &typeName,
const dds::core::xtypes::StructType &type);
private slots:
void onTopicDescription(const std::string &topicName,
const std::string &typeName);
private:
int m_domainId;
dds::domain::DomainParticipant m_domainParticipant;
rti::core::ListenerBinder< dds::sub::DataReader<dds::topic::PublicationBuiltinTopicData> > m_publisherListener;
rti::core::ListenerBinder< dds::sub::DataReader<dds::topic::SubscriptionBuiltinTopicData> > m_subscriberListener;
NGL::INGLLogger &m_logger;
};