void PoseEditor::loadProject() {
    QString filename = QFileDialog::getOpenFileName(this, tr("Load File"), QDir::currentPath(), tr("rcss3dPoseProject : ppj (*.ppj);;AllFiles(*.*)"));
    if(filename.isEmpty()) {
        qDebug() << "PoseEditor:loadProject : filename is empty";
        return;
    }
    if(!filename.endsWith(".ppj")) {
        qDebug() << "PoseEditor:loadProject : file type isn't \"ppj\"";
        return;
    }

    std::ifstream ifs(filename.toStdString().c_str());
    std::string str;

    while(std::getline(ifs, str)) { // for all line in file
        std::vector<std::string> splitLine;
        boost::algorithm::split(splitLine, str, boost::is_any_of("\t"));
        /*
                for(std::vector<std::string>::iterator it = splitLine.begin(); it != splitLine.end(); it++){
                    std::cout << *it << ":";
                }
                std::cout << std::endl;
        */
        std::vector<std::string>::iterator it = splitLine.begin();
        if(*it == "pose") {
            it++;
            int i = boost::lexical_cast<int>(*it);
            it++;
            if(*it == "name") {
                it++;
                std::string nameStr = *it;
                QString nameQStr(nameStr.c_str());
                posesList->item(i)->setText(nameQStr);
            } else if(*it == "gain") {
                it++;
                double gain = boost::lexical_cast<double>(*it);
                Pose p = posesList->item(i)->data(Qt::UserRole).value<Pose>();
                p.setGain(gain);
                posesList->item(i)->setData(Qt::UserRole, QVariant::fromValue(p));
            } else if(*it == "joint") {
                it++;
                int jointNum = boost::lexical_cast<int>(*it);
                it++;
                double target = boost::lexical_cast<double>(*it);
                Pose p = posesList->item(i)->data(Qt::UserRole).value<Pose>();
                p.setTarget(jointNum, target);
                posesList->item(i)->setData(Qt::UserRole, QVariant::fromValue(p));
//                posesList->item(i)->data(Qt::UserRole).value<Pose>().setTarget(jointNum, target); // not works
            }
        }
    }
    changePoseListRow(posesList->currentRow());
}