#include#include if (QDBusConnection::sessionBus().isConnected()) { // Use the session bus } else { qCritical() << "Cannot connect to the session bus:" << QDBusConnection::sessionBus().lastError().message(); }
#include#include // Create message QDBusMessage message = QDBusMessage::createSignal("/path/to/object", "interface", "methodName"); message << "argument"; // Add arguments // Send message on the session bus QDBusConnection::sessionBus().send(message);
#includeThe QDBusConnection interface is a part of the qt5-qtdbus package library.#include #include // Register service and object path if (!QDBusConnection::sessionBus().registerService("com.example.service")) { qCritical() << "Cannot register D-Bus service:" << QDBusConnection::sessionBus().lastError().message(); return; } if (!QDBusConnection::sessionBus().registerObject("/path/to/object", this)) { qCritical() << "Cannot register D-Bus object:" << QDBusConnection::sessionBus().lastError().message(); return; } // Handle incoming signals and method calls void MyClass::slotMethodCalled(QString arg1, int arg2) { qDebug() << "Method called with arguments:" << arg1 << arg2; }