QClassInfo

Author: cppcloud

6-6-QClassINFO/6-6-QClassINFO.pro

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+QT -= gui
+
+CONFIG += c++11 console
+CONFIG -= app_bundle
+
+# The following define makes your compiler emit warnings if you use
+# any Qt feature that has been marked deprecated (the exact warnings
+# depend on your compiler). Please consult the documentation of the
+# deprecated API in order to know how to port your code away from it.
+DEFINES += QT_DEPRECATED_WARNINGS
+
+# You can also make your code fail to compile if it uses deprecated APIs.
+# In order to do so, uncomment the following line.
+# You can also select to disable deprecated APIs only up to a certain version of Qt.
+#DEFINES += QT_DISABLE_DEPRECATED_BEFORE=0x060000    # disables all the APIs deprecated before Qt 6.0.0
+
+SOURCES += \
+        main.cpp \
+    test.cpp
+
+# Default rules for deployment.
+qnx: target.path = /tmp/$${TARGET}/bin
+else: unix:!android: target.path = /opt/$${TARGET}/bin
+!isEmpty(target.path): INSTALLS += target
+
+HEADERS += \
+    test.h

6-6-QClassINFO/main.cpp

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+#include <QCoreApplication>
+#include <QDebug>
+#include <QMetaObject>
+#include <QMetaProperty>
+#include <QMetaClassInfo>
+#include <QMetaMethod>
+#include <QVariant>
+#include "test.h"
+
+
+void listClassInfo(QObject *obj) {
+    qInfo() << obj->metaObject()->className();
+    for(int i = 0; i < obj->metaObject()->classInfoCount(); i++) {
+        QMetaClassInfo c = obj->metaObject()->classInfo(i);
+        qInfo() << "Property: " << c.name() << " = " << c.value();
+    }
+}
+
+int main(int argc, char *argv[])
+{
+    QCoreApplication a(argc, argv);
+
+    test t;
+    listClassInfo(&t);
+
+    return a.exec();
+}

6-6-QClassINFO/test.cpp

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+#include "test.h"
+
+test::test(QObject *parent) : QObject(parent)
+{
+
+}

6-6-QClassINFO/test.h

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+#ifndef TEST_H
+#define TEST_H
+
+#include <QObject>
+
+class test : public QObject
+{
+    Q_OBJECT
+    Q_CLASSINFO("Author", "Bryan Cairns")
+    Q_CLASSINFO("Url", "http://www.voidrealms.com")
+
+public:
+    explicit test(QObject *parent = nullptr);
+
+signals:
+
+public slots:
+};
+
+#endif // TEST_H