C++ QContactAvatar类代码示例

void BusinessCardHandling::saveAvatar(const QString filename, QPixmap p, QContact& contact)
{

    // Path to store avatar picture
    QString path;
#ifdef Q_OS_SYMBIAN
    path.append("c:/System/");
#endif
    path.append(filename);

    // Remove same file if exists
    QFile file;
    if (file.exists(path))
        file.remove(path);

    // Save pixmap into file
    bool saveRet = p.save(path);

    if (saveRet) {
        // Create avatar
        QContactAvatar contactAvatar;
        contactAvatar.setImageUrl(QUrl(path));
        bool saveAvatar = contact.saveDetail(&contactAvatar);

        // Save contact
        if (saveAvatar)
            m_contactManager->saveContact(&contact);

        // NOTE: Do not remove picture, system needs it for showing avatar
        // Remove picture file
        //bool removeRet = file.remove(path);
    }
}

void SeasidePerson::setAvatarPath(QUrl avatarPath)
{
    QContactAvatar avatarDetail = mContact.detail<QContactAvatar>();
    avatarDetail.setImageUrl(QUrl(avatarPath));
    mContact.saveDetail(&avatarDetail);
    emit avatarPathChanged();
}

QUrl SeasidePerson::avatarPath() const
{
    QContactAvatar avatarDetail = mContact.detail<QContactAvatar>();
    QUrl avatarUrl = avatarDetail.imageUrl();
    if (avatarUrl.isEmpty())
        return QUrl("image://theme/icon-m-telephony-contact-avatar");
    return avatarUrl;
}

QContactDetail *CntTransformAvatar::transformItemField(const CContactItemField& field, const QContact &contact)
{
    Q_UNUSED(contact);
    QContactAvatar *avatar = new QContactAvatar();

    if (field.ContentType().ContainsFieldType(KUidContactFieldCodImage)) {
        CContactTextField* storage = field.TextStorage();
        QString avatarString = QString::fromUtf16(storage->Text().Ptr(), storage->Text().Length());
        avatar->setImageUrl(QUrl(avatarString));
    }

    return avatar;
}

QTM_USE_NAMESPACE

// This is run in a low priority thread.
QImage ContactThumbnailImageProvider::requestImage(const QString &id, QSize *size, const QSize &req_size)
{
    if (m_thumbnails.contains(id)) {
        if (size)
            *size = req_size;
        return m_thumbnails.value(id).scaled(req_size);
    }

    /* url format:
        image://thumbnail/{managerUri.contactid}
     */

    QString managerUri = id.split('.').first();
    QString localId = id.split('.').last();

    QContactManager* manager = 0;
    if (m_managers.contains(managerUri)) {
        manager = m_managers.value(managerUri);
    } else {
        manager = QContactManager::fromUri(managerUri);
        m_managers.insert(managerUri, manager);
    }

    QContact c = manager->contact(localId.toInt());

    QImage image(
            req_size.width() > 0 ? req_size.width() : 100,
            req_size.height() > 0 ? req_size.height() : 50,
            QImage::Format_RGB32);

    QContactThumbnail t = c.detail<QContactThumbnail>();
    if (!t.thumbnail().isNull()) {
        image = t.thumbnail().scaled(image.size());
    } else {
        QContactAvatar a = c.detail<QContactAvatar>();
        QString imageUrl = a.imageUrl().isEmpty()? QLatin1String(":/default.svg") : a.imageUrl().toString();
        image.load(imageUrl);
    }

    if (size)
        *size = image.size();

    m_thumbnails.insert(id, image);

    return image;
}

//.........这里部分代码省略.........
    // Perform the timings - these all create new contacts and assume an "empty" initial database
    QElapsedTimer syncTimer;
    for (int i = 0; i < testData.size(); ++i) {
        QList<QContact> td = testData.at(i);
        qint64 ste = 0;
        qDebug() << "Performing tests for" << td.size() << "contacts:";

        syncTimer.start();
        manager.saveContacts(&td);
        ste = syncTimer.elapsed();
        qDebug() << "    saving took" << ste << "milliseconds (" << ((1.0 * ste) / (1.0 * td.size())) << "msec per contact )";
        elapsedTimeTotal += ste;

        QContactDetailFilter testingFilter;
#ifdef USING_QTPIM
        testingFilter.setDetailType(QContactSyncTarget::Type, QContactSyncTarget::FieldSyncTarget);
#else
        testingFilter.setDetailDefinitionName(QContactSyncTarget::DefinitionName, QContactSyncTarget::FieldSyncTarget);
#endif
        testingFilter.setValue(QString::fromLatin1("testing"));

        QContactFetchHint fh;
        syncTimer.start();
        QList<QContact> readContacts = manager.contacts(testingFilter, QList<QContactSortOrder>(), fh);
        ste = syncTimer.elapsed();
        if (readContacts.size() != td.size()) {
            qWarning() << "Invalid retrieval count:" << readContacts.size() << "expecting:" << td.size();
        }
        qDebug() << "    reading all (" << readContacts.size() << "), all details, took" << ste << "milliseconds (" << ((1.0 * ste) / (1.0 * td.size())) << "msec per contact )";
        elapsedTimeTotal += ste;

#ifdef USING_QTPIM
        fh.setDetailTypesHint(QList<QContactDetail::DetailType>() << QContactDisplayLabel::Type
                << QContactName::Type << QContactAvatar::Type
                << QContactPhoneNumber::Type << QContactEmailAddress::Type);
#else
        fh.setDetailDefinitionsHint(QStringList() << QContactDisplayLabel::DefinitionName
                << QContactName::DefinitionName << QContactAvatar::DefinitionName
                << QContactPhoneNumber::DefinitionName << QContactEmailAddress::DefinitionName);
#endif
        syncTimer.start();
        readContacts = manager.contacts(testingFilter, QList<QContactSortOrder>(), fh);
        ste = syncTimer.elapsed();
        if (readContacts.size() != td.size()) {
            qWarning() << "Invalid retrieval count:" << readContacts.size() << "expecting:" << td.size();
        }
        qDebug() << "    reading all, common details, took" << ste << "milliseconds (" << ((1.0 * ste) / (1.0 * td.size())) << "msec per contact )";
        elapsedTimeTotal += ste;

        fh.setOptimizationHints(QContactFetchHint::NoRelationships);
#ifdef USING_QTPIM
        fh.setDetailTypesHint(QList<QContactDetail::DetailType>());
#else
        fh.setDetailDefinitionsHint(QStringList());
#endif
        syncTimer.start();
        readContacts = manager.contacts(testingFilter, QList<QContactSortOrder>(), fh);
        ste = syncTimer.elapsed();
        if (readContacts.size() != td.size()) {
            qWarning() << "Invalid retrieval count:" << readContacts.size() << "expecting:" << td.size();
        }
        qDebug() << "    reading all, no relationships, took" << ste << "milliseconds (" << ((1.0 * ste) / (1.0 * td.size())) << "msec per contact )";
        elapsedTimeTotal += ste;

#ifdef USING_QTPIM
        fh.setDetailTypesHint(QList<QContactDetail::DetailType>() << QContactDisplayLabel::Type

QContact generateContact(const QString &syncTarget = QString(QLatin1String("local")), bool possiblyAggregate = false)
{
    static const QStringList firstNames(generateFirstNamesList());
    static const QStringList middleNames(generateMiddleNamesList());
    static const QStringList lastNames(generateLastNamesList());
    static const QStringList nonOverlappingFirstNames(generateNonOverlappingFirstNamesList());
    static const QStringList nonOverlappingLastNames(generateNonOverlappingLastNamesList());
    static const QStringList phoneNumbers(generatePhoneNumbersList());
    static const QStringList emailProviders(generateEmailProvidersList());
    static const QStringList avatars(generateAvatarsList());
    static const QStringList hobbies(generateHobbiesList());

    // we randomly determine whether to generate various details
    // to ensure that we have heterogeneous contacts in the db.
    QContact retn;
    int random = qrand();
    bool preventAggregate = (syncTarget != QLatin1String("local") && !possiblyAggregate);

    // We always have a sync target.
    QContactSyncTarget synctarget;
    synctarget.setSyncTarget(syncTarget);
    retn.saveDetail(&synctarget);

    // We always have a name.  Select an overlapping name if the sync target
    // is something other than "local" and possiblyAggregate is true.
    QContactName name;
    name.setFirstName(preventAggregate ?
            nonOverlappingFirstNames.at(random % nonOverlappingFirstNames.size()) :
            firstNames.at(random % firstNames.size()));
    name.setLastName(preventAggregate ?
            nonOverlappingLastNames.at(random % nonOverlappingLastNames.size()) :
            lastNames.at(random % lastNames.size()));
    if ((random % 6) == 0) name.setMiddleName(middleNames.at(random % middleNames.size()));
    if ((random % 17) == 0) name.setPrefix(QLatin1String("Dr."));
    retn.saveDetail(&name);

    // Favorite
    if ((random % 31) == 0) {
        QContactFavorite fav;
        fav.setFavorite(true);
        retn.saveDetail(&fav);
    }

    // Phone number
    if ((random % 3) == 0) {
        QContactPhoneNumber phn;
        QString randomPhn = phoneNumbers.at(random % phoneNumbers.size());
        phn.setNumber(preventAggregate ? QString(QString::number(random % 500000) + randomPhn) : randomPhn);
        if ((random % 9) == 0) phn.setContexts(QContactDetail::ContextWork);
        retn.saveDetail(&phn);
    }

    // Email
    if ((random % 2) == 0) {
        QContactEmailAddress em;
        em.setEmailAddress(QString(QLatin1String("%1%2%3%4"))
                .arg(preventAggregate ? QString(QString::number(random % 500000) + syncTarget) : QString())
                .arg(name.firstName()).arg(name.lastName())
                .arg(emailProviders.at(random % emailProviders.size())));
        if (random % 9) em.setContexts(QContactDetail::ContextWork);
        retn.saveDetail(&em);
    }

    // Avatar
    if ((random % 5) == 0) {
        QContactAvatar av;
        av.setImageUrl(name.firstName() + avatars.at(random % avatars.size()));
        retn.saveDetail(&av);
    }

    // Hobby
    if ((random % 21) == 0) {
        QContactHobby h1;
        h1.setHobby(hobbies.at(random % hobbies.size()));
        retn.saveDetail(&h1);

        int newRandom = qrand();
        if ((newRandom % 2) == 0) {
            QContactHobby h2;
            h2.setHobby(hobbies.at(newRandom % hobbies.size()));
            retn.saveDetail(&h2);
        }
    }

    return retn;
}

void SeasideCache::reset()
{
    for (int i = 0; i < FilterTypesCount; ++i) {
        m_contacts[i].clear();
        m_populated[i] = false;
        m_models[i] = 0;
    }

    m_cache.clear();
    m_cacheIndices.clear();

    for (uint i = 0; i < sizeof(contactsData) / sizeof(Contact); ++i) {
        QContact contact;

        // This is specific to the qtcontacts-sqlite backend:
        const QString idStr(QString::fromLatin1("qtcontacts:org.nemomobile.contacts.sqlite::sql-%1"));
        contact.setId(QContactId::fromString(idStr.arg(i + 1)));

        QContactName name;
        name.setFirstName(QString::fromLatin1(contactsData[i].firstName));
        name.setMiddleName(QString::fromUtf8(contactsData[i].middleName));
        name.setLastName(QString::fromLatin1(contactsData[i].lastName));
        contact.saveDetail(&name);

        if (contactsData[i].avatar) {
            QContactAvatar avatar;
            avatar.setImageUrl(QUrl(QLatin1String(contactsData[i].avatar)));
            contact.saveDetail(&avatar);
        }

        QContactStatusFlags statusFlags;

        if (contactsData[i].email) {
            QContactEmailAddress email;
            email.setEmailAddress(QLatin1String(contactsData[i].email));
            contact.saveDetail(&email);
            statusFlags.setFlag(QContactStatusFlags::HasEmailAddress, true);
        }

        if (contactsData[i].phoneNumber) {
            QContactPhoneNumber phoneNumber;
            phoneNumber.setNumber(QLatin1String(contactsData[i].phoneNumber));
            contact.saveDetail(&phoneNumber);
            statusFlags.setFlag(QContactStatusFlags::HasPhoneNumber, true);
        }

        contact.saveDetail(&statusFlags);

        m_cacheIndices.insert(internalId(contact), m_cache.count());
        m_cache.append(CacheItem(contact));

        QString fullName = name.firstName() + QChar::fromLatin1(' ') + name.lastName();

        CacheItem &cacheItem = m_cache.last();
        cacheItem.nameGroup = determineNameGroup(&cacheItem);
        cacheItem.displayLabel = fullName;
    }

    insert(FilterAll, 0, getContactsForFilterType(FilterAll));
    insert(FilterFavorites, 0, getContactsForFilterType(FilterFavorites));
    insert(FilterOnline, 0, getContactsForFilterType(FilterOnline));
}

void SeasidePhotoHandler::propertyProcessed(const QVersitDocument &, const QVersitProperty &property, const QContact &, bool *alreadyProcessed, QList<QContactDetail> * updatedDetails)
{
    // if the property is a PHOTO property, store the data to disk
    // and then create an avatar detail which points to it.
    if (property.name().toLower() != QLatin1String("photo"))
        return;

#ifndef QT_VERSION_5
    // The Qt4 / QtMobility version has QContactThumbnail support.
    // We need to remove any such thumbnail detail from the output,
    // as some backends (such as qtcontacts-sqlite) do not support
    // that detail type.
    for (int i = 0; i < updatedDetails->size(); ++i) {
        if (updatedDetails->at(i).definitionName() == QContactThumbnail::DefinitionName) {
            updatedDetails->removeAt(i);
            --i;
        }
    }
#endif

    // The data might be either a URL, a file path, or encoded image data
    // It's hard to tell what the content is, because versit removes the encoding
    // information in the process of decoding the data...

    // Try to interpret the data as a URL
    QString path(property.variantValue().toString());
    QUrl url(path);
    if (url.isValid()) {
        // Treat remote URL as a true URL, and reference it in the avatar
        if (!url.scheme().isEmpty() && !url.isLocalFile()) {
            QContactAvatar newAvatar;
            newAvatar.setImageUrl(url);
            updatedDetails->append(newAvatar);

            // we have successfully processed this PHOTO property.
            *alreadyProcessed = true;
            return;
        }
    }

    if (!url.isValid()) {
        // See if we can resolve the data as a local file path
        url = QUrl::fromLocalFile(path);
    }

    QByteArray photoData;

    if (url.isValid()) {
        // Try to read the data from the referenced file
        const QString filePath(url.path());
        if (QFile::exists(filePath)) {
            QFile file(filePath);
            if (!file.open(QIODevice::ReadOnly)) {
                qWarning() << "Unable to process photo data as file:" << path;
                return;
            } else {
                photoData = file.readAll();
            }
        }
    }

    if (photoData.isEmpty()) {
        // Try to interpret the encoded property data as the image
        photoData = property.variantValue().toByteArray();
        if (photoData.isEmpty()) {
            qWarning() << "Failed to extract avatar data from vCard PHOTO property";
            return;
        }
    }

    QImage img;
    bool loaded = img.loadFromData(photoData);
    if (!loaded) {
        qWarning() << "Failed to load avatar image from vCard PHOTO data";
        return;
    }

    // We will save the avatar image to disk in the system's data location
    // Since we're importing user data, it should not require privileged access
    const QString subdirectory(QString::fromLatin1(".local/share/system/Contacts/avatars"));
    const QString photoDirPath(QDir::home().filePath(subdirectory));

    // create the photo file dir if it doesn't exist.
    QDir photoDir;
    if (!photoDir.mkpath(photoDirPath)) {
        qWarning() << "Failed to create avatar image directory when loading avatar image from vCard PHOTO data";
        return;
    }

    // construct the filename of the new avatar image.
    QString photoFilePath = QString::fromLatin1(QCryptographicHash::hash(photoData, QCryptographicHash::Md5).toHex());
    photoFilePath = photoDirPath + QDir::separator() + photoFilePath + QString::fromLatin1(".jpg");

    // save the file to disk
    bool saved = img.save(photoFilePath);
    if (!saved) {
        qWarning() << "Failed to save avatar image from vCard PHOTO data to" << photoFilePath;
        return;
    }

//.........这里部分代码省略.........

//.........这里部分代码省略.........
				qDebug()<<"path_alias = "<<map2["path_alias"].toString();
				qDebug()<<"location = "<<map2["location"].toString();
				
				// Contact Name
				QContactName contactname;
				QString username = map2["username"].toString();
				qDebug()<<"Username = "<<username;
				contactname.setFirstName(username);
				contactname.setLastName(username);
				QVariant nameVar = QVariant::fromValue(contactname);
				contact.setValue("Name",nameVar);
				
				// Contact's Flickr Specific ID to QContactGuid
				QContactGuid guid;
				guid.setGuid(map2["nsid"].toString());
				QVariant guidVar = QVariant::fromValue(guid);
				contact.setValue("Guid",guidVar);
					
				// Contact's profile image url
				QUrl url;
				if((0 == map2["iconfarm"].toInt()) && (0 == map2["iconserver"].toInt()))
					url = QString("http://www.flickr.com/images/buddyicon.jpg");
				else
					{
					QString str("http://farm");
					str.append(map2["iconfarm"].toString());
					str.append(".static.flickr.com/");
					str.append(map2["iconserver"].toString());
					str.append("/buddyicons/");
					str.append(map2["nsid"].toString());
					str.append(".jpg");
					url = str;
					}
				QContactAvatar avatar;
				qDebug()<<"Profile image URL = "<<url.toString();
				avatar.setImageUrl(url);
				QVariant avatarVar = QVariant::fromValue(avatar);
				contact.setValue("Avatar",avatarVar);
				
				
				list.append(contact);
				}
#endif
			
			qDebug()<<"list count = "<<list.count();
			aResult->setValue(list);
			aRetType = SmfRequestComplete;
			error = SmfPluginErrNone;
			}
		else if(aOperation==SmfContactGetGroups)
			{
		        response.remove(0, 14);
				response.chop(1);
			
			    bool ok;
				qDebug()<<"Before Parser--";

				SmfPluginUtil util;
				QVariant result = util.parse(response, &ok);
				if (!ok) 
				{
				    qDebug()<<"An error occurred during json parsing";
					aRetType = SmfRequestError;
					return SmfPluginErrParsingFailed;
								 //return 0;
				}

QUrl SeasidePerson::avatarUrl() const
{
    QContactAvatar avatarDetail = mContact->detail<QContactAvatar>();
    return avatarDetail.imageUrl();
}