qobject_support.cpp

QT4的utils库源码包.解压后运行./configure配置,然后make.使用时在.pro文件中加入两行:LIBS+=-L$$(CPPLIBS)-lutils及INCLUDEPATH+=$$(C

#include <QMetaObject>
#include <QTextStream>
#include <QMetaProperty>

#include "qobject_support.h"


QTextStream& operator<<(QTextStream& os, const QVariant & qv) {
    os << qv.toString();
    return os;
}

QTextStream& operator<<(QTextStream& os, const QObject & qo) {
    os << qo.metaObject()->className() << "::" << qo.objectName();
    return os;
}

bool operator==(const QObject& o1, const QObject& o2) {
    if (&o1 == &o2)
        return true;
    if (o1.metaObject()->className() != o2.metaObject()->className())
        return false;
    const QMetaObject* meta = o1.metaObject();
    for (int i = 0; i < meta->propertyCount(); ++i) {
        QMetaProperty mp = meta->property(i);
        const char* propname = mp.name();
        if (o1.property(propname) != o2.property(propname))
            return false;
        //        propnames.removeFirst();
    }
    return true;
}