C++ QScriptValue::isDate方法代码示例

bool FlatListModel::addValue(const QScriptValue &value, QHash<int, QVariant> *row, QList<int> *roles)
{
    QScriptValueIterator it(value);
    while (it.hasNext()) {
        it.next();
        QScriptValue value = it.value();
        if (!value.isVariant() && !value.isRegExp() && !value.isDate() && value.isObject()) {
            qmlInfo(m_listModel) << "Cannot add list-type data when modifying or after modification from a worker script";
            return false;
        }

        QString name = it.name();
        QVariant v = it.value().toVariant();

        QHash<QString, int>::Iterator iter = m_strings.find(name);
        if (iter == m_strings.end()) {
            int role = m_roles.count();
            m_roles.insert(role, name);
            iter = m_strings.insert(name, role);
            if (roles)
                roles->append(role);
        } else {
            int role = iter.value();
            if (roles && row->contains(role) && row->value(role) != v)
                roles->append(role);
        }
        row->insert(*iter, v);
    }
    return true;
}

void FlatListScriptClass::setProperty(Object *obj, const Identifier &name, const QScriptValue &value)
{
    if (!value.isVariant() && !value.isRegExp() && !value.isDate() && value.isObject()) {
        qmlInfo(m_model->m_listModel) << "Cannot add list-type data when modifying or after modification from a worker script";
        return;
    }

    FlatNodeObjectData *objData = static_cast<FlatNodeObjectData*>(obj);
    if (!objData->nodeData) // item at this index has been deleted
        return;

    int index = objData->nodeData->index;
    QString propName = toString(name);

    int role = m_model->m_strings.value(propName, -1);
    if (role >= 0 && index >= 0) {
        QHash<int, QVariant> &row = m_model->m_values[index];
        row[role] = value.toVariant();

        QList<int> roles;
        roles << role;
        if (m_model->m_parentAgent) {
            // This is the list in the worker thread, so tell the agent to
            // emit itemsChanged() later
            m_model->m_parentAgent->changedData(index, 1, roles);
        } else {
            // This is the list in the main thread, so emit itemsChanged()
            emit m_model->m_listModel->itemsChanged(index, 1, roles);
        }
    }
}

static JSAgentWatchData fromScriptValue(const QString &expression,
                                        const QScriptValue &value)
{
    static const QString arrayStr = QCoreApplication::translate
            ("Debugger::JSAgentWatchData", "[Array of length %1]");
    static const QString undefinedStr = QCoreApplication::translate
            ("Debugger::JSAgentWatchData", "<undefined>");

    JSAgentWatchData data;
    data.exp = expression.toUtf8();
    data.name = data.exp;
    data.hasChildren = false;
    data.value = value.toString().toUtf8();
    data.objectId = value.objectId();
    if (value.isArray()) {
        data.type = "Array";
        data.value = arrayStr.arg(value.property(QLatin1String("length")).toString()).toUtf8();
        data.hasChildren = true;
    } else if (value.isBool()) {
        data.type = "Bool";
        // data.value = value.toBool() ? "true" : "false";
    } else if (value.isDate()) {
        data.type = "Date";
        data.value = value.toDateTime().toString().toUtf8();
    } else if (value.isError()) {
        data.type = "Error";
    } else if (value.isFunction()) {
        data.type = "Function";
    } else if (value.isUndefined()) {
        data.type = undefinedStr.toUtf8();
    } else if (value.isNumber()) {
        data.type = "Number";
    } else if (value.isRegExp()) {
        data.type = "RegExp";
    } else if (value.isString()) {
        data.type = "String";
    } else if (value.isVariant()) {
        data.type = "Variant";
    } else if (value.isQObject()) {
        const QObject *obj = value.toQObject();
        data.type = "Object";
        data.value += '[';
        data.value += obj->metaObject()->className();
        data.value += ']';
        data.hasChildren = true;
    } else if (value.isObject()) {
        data.type = "Object";
        data.hasChildren = true;
        data.value = "[Object]";
    } else if (value.isNull()) {
        data.type = "<null>";
    } else {
        data.type = "<unknown>";
    }
    return data;
}

QVariant scriptValueToVariant(const QScriptValue &value)
{
	QVariant var;
	if (value.isBool() || value.isNumber()
		|| value.isString() || value.isVariant()
		|| value.isDate() || value.isRegExp()) {
		var = value.toVariant();
	} else if (value.isArray()) {
		QVariantList list;
		int len = value.property(QLatin1String("length")).toInt32();
		for (int i = 0; i < len; i++)
			list << scriptValueToVariant(value.property(i));
		var = list;
	} else if (value.isObject()) {
		QVariantMap map;
		QScriptValueIterator it(value);
		while (it.hasNext()) {
			it.next();
			map.insert(it.name(), scriptValueToVariant(it.value()));
		}
		var = map;
	}
	return var;
}

bool operator==(const QScriptValue& first, const QScriptValue& second) {
    if (first.isUndefined()) {
        return second.isUndefined();
        
    } else if (first.isNull()) {
        return second.isNull();
    
    } else if (first.isBool()) {
        return second.isBool() && first.toBool() == second.toBool();
    
    } else if (first.isNumber()) {
        return second.isNumber() && first.toNumber() == second.toNumber();
    
    } else if (first.isString()) {
        return second.isString() && first.toString() == second.toString();
    
    } else if (first.isVariant()) {
        return second.isVariant() && first.toVariant() == second.toVariant();
        
    } else if (first.isQObject()) {
        return second.isQObject() && first.toQObject() == second.toQObject();
    
    } else if (first.isQMetaObject()) {
        return second.isQMetaObject() && first.toQMetaObject() == second.toQMetaObject();
        
    } else if (first.isDate()) {
        return second.isDate() && first.toDateTime() == second.toDateTime();
    
    } else if (first.isRegExp()) {
        return second.isRegExp() && first.toRegExp() == second.toRegExp();
    
    } else if (first.isArray()) {
        if (!second.isArray()) {
            return false;
        }
        int length = first.property(ScriptCache::getInstance()->getLengthString()).toInt32();
        if (second.property(ScriptCache::getInstance()->getLengthString()).toInt32() != length) {
            return false;
        }
        for (int i = 0; i < length; i++) {
            if (first.property(i) != second.property(i)) {
                return false;
            }
        }
        return true;
        
    } else if (first.isObject()) {
        if (!second.isObject()) {
            return false;
        }
        int propertyCount = 0;
        for (QScriptValueIterator it(first); it.hasNext(); ) {
            it.next();
            if (second.property(it.scriptName()) != it.value()) {
                return false;
            }
            propertyCount++;
        }
        // make sure the second has exactly as many properties as the first
        for (QScriptValueIterator it(second); it.hasNext(); ) {
            it.next();
            if (--propertyCount < 0) {
                return false;
            }
        }
        return true;
        
    } else {
        // if none of the above tests apply, first must be invalid
        return !second.isValid();
    }
}

/*!
    Returns the match score for converting \a actual to be of type \a conversionType.  A 
    zero score means "perfect match" whereas a higher score is worse.

    The conversion table is copied out of the QtScript callQtMethod() function.
*/
int QDeclarativeObjectMethodScriptClass::matchScore(const QScriptValue &actual, int conversionType, 
                                                    const QByteArray &conversionTypeName)
{
    if (actual.isNumber()) {
        switch (conversionType) {
        case QMetaType::Double:
            return 0;
        case QMetaType::Float:
            return 1;
        case QMetaType::LongLong:
        case QMetaType::ULongLong:
            return 2;
        case QMetaType::Long:
        case QMetaType::ULong:
            return 3;
        case QMetaType::Int:
        case QMetaType::UInt:
            return 4;
        case QMetaType::Short:
        case QMetaType::UShort:
            return 5;
            break;
        case QMetaType::Char:
        case QMetaType::UChar:
            return 6;
        default:
            return 10;
        }
    } else if (actual.isString()) {
        switch (conversionType) {
        case QMetaType::QString:
            return 0;
        default:
            return 10;
        }
    } else if (actual.isBoolean()) {
        switch (conversionType) {
        case QMetaType::Bool:
            return 0;
        default:
            return 10;
        }
    } else if (actual.isDate()) {
        switch (conversionType) {
        case QMetaType::QDateTime:
            return 0;
        case QMetaType::QDate:
            return 1;
        case QMetaType::QTime:
            return 2;
        default:
            return 10;
        }
    } else if (actual.isRegExp()) {
        switch (conversionType) {
        case QMetaType::QRegExp:
            return 0;
        default:
            return 10;
        }
    } else if (actual.isVariant()) {
        if (conversionType == qMetaTypeId<QVariant>())
            return 0;
        else if (actual.toVariant().userType() == conversionType)
            return 0;
        else
            return 10;
    } else if (actual.isArray()) {
        switch (conversionType) {
        case QMetaType::QStringList:
        case QMetaType::QVariantList:
            return 5;
        default:
            return 10;
        }
    } else if (actual.isQObject()) {
        switch (conversionType) {
        case QMetaType::QObjectStar:
            return 0;
        default:
            return 10;
        }
    } else if (actual.isNull()) {
        switch (conversionType) {
        case QMetaType::VoidStar:
        case QMetaType::QObjectStar:
            return 0;
        default:
            if (!conversionTypeName.endsWith('*'))
                return 10;
            else
                return 0;
        }
    } else {
//.........这里部分代码省略.........

//.........这里部分代码省略.........
            if (value.isNull()) {
                m->item().s_enum = 0;
            } else if (value.instanceOf(JSmoke::Global::QtEnum)) {
                m->item().s_enum = value.property("value").toUInt32();
            } else {
                m->item().s_enum = value.toUInt32();
            }
            break;
        }
        case Marshall::ToQScriptValue:
        {
            QScriptValueList args;
            args << (uint) m->item().s_enum << m->type().name();
            *(m->var()) = JSmoke::Global::QtEnum.call(QScriptValue(), args);
            break;
        }
        default:
            m->unsupported();
            break;
        }
        break;
        
    case Smoke::t_class:
        switch(m->action()) {
        case Marshall::FromQScriptValue:
        {
            QScriptValue value = *(m->var());

            if (value.isNull()) {
                m->item().s_class = 0;
                return;
            }
            
            if (value.isDate()) {
                Smoke::ModuleIndex classId = Smoke::findClass(m->smoke()->classes[m->type().classId()].className);
                if (classId == JSmoke::Global::QDateClassId) {
                    m->item().s_class = new QDate(value.toDateTime().date());
                } else if (classId == JSmoke::Global::QDateTimeClassId) {
                     m->item().s_class = new QDateTime(value.toDateTime());
                } else if (classId == JSmoke::Global::QTimeClassId) {
                     m->item().s_class = new QTime(value.toDateTime().time());
                } else {
                    m->item().s_class = 0;
                }
                
                return;
            } else if (value.isRegExp()) {
                m->item().s_class = new QRegExp(value.toRegExp());
                return;
            }
            
            if (!Object::Instance::isSmokeObject(value)) {
                m->item().s_class = 0;
                return;
            }
            
            Object::Instance * instance = Object::Instance::get(value);
            void * ptr = instance->value;
            
            if (!m->cleanup() && m->type().isStack()) {
                ptr = constructCopy(instance);
            }
            
            ptr = instance->classId.smoke->cast(    ptr, 
                                                    instance->classId, 
                                                    Smoke::ModuleIndex(m->smoke(), m->type().classId()) );

void tst_QScriptValueGenerated::isDate_test(const char*, const QScriptValue& value)
{
    QFETCH(bool, expected);
    QCOMPARE(value.isDate(), expected);
    QCOMPARE(value.isDate(), expected);
}