C++ Ptr::isPropertySet方法代码示例

bool KDE4ProfileWriter::writeProfile(const QString& path , const Profile::Ptr profile)
{
    KConfig config(path, KConfig::NoGlobals);

    KConfigGroup general = config.group(GENERAL_GROUP);

    // Parent profile if set, when loading the profile in future, the parent
    // must be loaded as well if it exists.
    if (profile->parent())
        general.writeEntry("Parent", profile->parent()->path());

    if (profile->isPropertySet(Profile::Command)
            || profile->isPropertySet(Profile::Arguments))
        general.writeEntry("Command",
                           ShellCommand(profile->command(), profile->arguments()).fullCommand());

    // Write remaining properties
    writeProperties(config, profile, Profile::DefaultPropertyNames);

    return true;
}

QString KDE4ProfileWriter::getPath(const Profile::Ptr profile)
{
    // both location have trailing slash
    static const QString localDataLocation = QStandardPaths::writableLocation(QStandardPaths::GenericDataLocation) + QStringLiteral("/konsole/");
    static const QString systemDataLocation = QStandardPaths::standardLocations(QStandardPaths::GenericDataLocation).last() + QStringLiteral("konsole/");

    const QString candidateLocalPath = localDataLocation + profile->untranslatedName() + ".profile";
    QString newPath;

    // when the path property is not set, it means the profile has just
    // been created in memory and has never been saved into disk before.
    //
    // use "name.profile" as filename and save it under $KDEHOME
    if (!profile->isPropertySet(Profile::Path)) {
        return candidateLocalPath;
    }

    // for a system wide profile, save the modified version as
    // a local profile under $KDEHOME
    if (profile->path().startsWith(systemDataLocation)) {
        return candidateLocalPath;
    }

    // for a local profile, use its existing path
    if (profile->path().startsWith(localDataLocation)) {
        newPath = profile->path();
    } else {
        // for the ad-hoc profiles in non-standard places
        //
        //  * if its path is writable for user, use its existing path
        //  * if its path is not writable for user, save it under $KDEHOME
        //
        QFileInfo fileInfo(profile->path());
        if (fileInfo.isWritable()) {
            newPath = profile->path();
        } else {
            newPath = candidateLocalPath;
        }
    }

    return newPath;
}

void KDE4ProfileWriter::writeProperties(KConfig& config,
                                        const Profile::Ptr profile,
                                        const Profile::PropertyInfo* properties)
{
    const char* groupName = 0;
    KConfigGroup group;

    while (properties->name != 0) {
        if (properties->group != 0) {
            if (groupName == 0 || qstrcmp(groupName, properties->group) != 0) {
                group = config.group(properties->group);
                groupName = properties->group;
            }

            if (profile->isPropertySet(properties->property))
                group.writeEntry(QString(properties->name),
                                 profile->property<QVariant>(properties->property));
        }

        properties++;
    }
}