Method loadFromXML

bt_editor/mainwindow.cpp:243–367

}

void MainWindow::loadFromXML(const QString& xml_text)
{
    QDomDocument document;
    try{
        QString errorMsg;
        int errorLine;
        if( ! document.setContent(xml_text, &errorMsg, &errorLine ) )
        {
            throw std::runtime_error( tr("Error parsing XML (line %1): %2").arg(errorLine).arg(errorMsg).toStdString() );
        }
        //---------------
        std::vector<QString> registered_ID;
        for (const auto& it: _treenode_models)
        {
            registered_ID.push_back( it.first );
        }
        std::vector<QString> error_messages;
        bool done = VerifyXML(document, registered_ID, error_messages );

        if( !done )
        {
            QString merged_error;
            for (const auto& err: error_messages)
            {
                merged_error += err + "\n";
            }
            throw std::runtime_error( merged_error.toStdString() );
        }
    }
    catch( std::runtime_error& err)
    {
        QMessageBox messageBox;
        messageBox.critical(this,"Error parsing the XML", err.what() );
        messageBox.show();
        return;
    }

    //---------------
    bool error = false;
    QString err_message;
    auto saved_state = _current_state;
    auto prev_tree_model = _treenode_models;

    try {
        auto document_root = document.documentElement();

        if( document_root.hasAttribute("main_tree_to_execute"))
        {
            _main_tree = document_root.attribute("main_tree_to_execute");
        }

        auto custom_models = ReadTreeNodesModel( document_root );

        for( const auto& model: custom_models)
        {
            onAddToModelRegistry( model.second );
        }