qt-everywhere-src-5.15.1/qtdeclarative/tests/auto/qml/qqmlinfo/attached.cpp

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** This file is part of the test suite of the Qt Toolkit.
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#include "attached.h"

Attached::Attached(QObject *parent) :
    QObject(parent)
{
}

int Attached::a() const
{
    return mA;
}

void Attached::setA(int a)
{
    // Intentionally omit the early return in order to force a binding loop.

    mA = a;
    emit aChanged();
}

Attached *Attached::qmlAttachedProperties(QObject *object)
{
    return new Attached(object);
}