Method add

MiniZincIDE/project.cpp:253–331

}

void Project::add(const QString& fileName)
{
    auto abs = QFileInfo(fileName).absoluteFilePath();
    auto path = relativeToProject(fileName);
    if (contains(abs)) {
        return;
    }

#if QT_VERSION >= 0x060000
    auto parts = path.split("/", Qt::SkipEmptyParts); // Qt always uses / as the path separator
#else
    auto parts = path.split("/", QString::SkipEmptyParts); // Qt always uses / as the path separator
#endif
    auto file = parts.takeLast();

    QStandardItem* node = otherItem;
    QString icon;
    NodeType type = NodeType::Other;
    if (file.endsWith(".mzc.mzn") || file.endsWith(".mzc")) {
        node = checkersItem;
        icon = ":/images/mznicon.png";
        type = NodeType::Checker;
    } else if (file.endsWith(".mzn")) {
        node = modelsItem;
        icon = ":/images/mznicon.png";
        type = NodeType::Model;
    } else if (file.endsWith(".dzn") || file.endsWith(".json")) {
        node = dataItem;
        icon = ":/images/mznicon.png";
        type = NodeType::Data;
    } else if (file.endsWith(".mpc")) {
        node = configsItem;
        icon = ":/images/mznicon.png";
        type = NodeType::SolverConfig;
    } else if (file == "_mooc" || file == "_coursera") {
        if (mooc) {
            delete mooc;
        }
        mooc = new MOOCAssignment(fileName);
        emit moocChanged(mooc);
    }

    node->setFlags(Qt::ItemIsEnabled);

    // Traverse existing path items
    int i = 0;
    while (!parts.empty() && i < node->rowCount()) {
        if (getType(node->child(i)->index()) == NodeType::Dir &&
                node->child(i)->text() == parts.first()) {
            parts.pop_front();
            node = node->child(i);
            i = 0;
        } else {
            i++;
        }
    }
    // Create new path items
    for (auto& part : parts) {