GIT_REPOSITORIES/LPP/Users/mperrinel/SCIQLOP-Initialisation Commit - r155:31990a7209fc

Updates DataSourceController::loadProductItem() method...

Alexandre Leroux -

r155:31990a7209fc

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r155:31990a7209fc

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core/include/DataSource/DataSourceController.h +3 -1

                 /**
                  * Loads an item (product) as a variable in SciQlop
+                 * @param dataSourceUid the unique id of the data source containing the item. It is used to get
+                 * the data provider associated to the data source, and pass it to for the variable creation
                  * @param productItem the item to load
                  */
-                void loadProductItem(const DataSourceItem &productItem) noexcept;
+                void loadProductItem(const QUuid &dataSourceUid, const DataSourceItem &productItem) noexcept;
             public slots:
                 /// Manage init/end of the controller

core/src/DataSource/DataSourceController.cpp +6 -2

                 /// Data sources structures
                 std::map<QUuid, std::unique_ptr<DataSourceItem> > m_DataSourceItems;
                 /// Data providers registered
-                std::map<QUuid, std::unique_ptr<IDataProvider> > m_DataProviders;
+                /// @remarks Data providers are stored as shared_ptr as they can be sent to a variable and
+                /// continue to live without necessarily the data source controller
+                std::map<QUuid, std::shared_ptr<IDataProvider> > m_DataProviders;
             };
             DataSourceController::DataSourceController(QObject *parent)
                 const QUuid &dataSourceUid, std::unique_ptr<DataSourceItem> dataSourceItem) noexcept
             {
                 if (impl->m_DataSources.contains(dataSourceUid)) {
+                    // The data provider is implicitly converted to a shared_ptr
                     impl->m_DataSourceItems.insert(std::make_pair(dataSourceUid, std::move(dataSourceItem)));
                     // Retrieves the data source item to emit the signal with it
                 }
             }
-            void DataSourceController::loadProductItem(const DataSourceItem &productItem) noexcept
+            void DataSourceController::loadProductItem(const QUuid &dataSourceUid,
+                                                       const DataSourceItem &productItem) noexcept
             {
                 /// @todo ALX
             }

plugins/mockplugin/src/MockPlugin.cpp +9 -7

                 return std::make_unique<CosinusProvider>();
             }
-            std::unique_ptr<DataSourceItem> createProductItem(const QString &productName)
+            std::unique_ptr<DataSourceItem> createProductItem(const QString &productName,
+                                                              const QUuid &dataSourceUid)
             {
                 auto result = std::make_unique<DataSourceItem>(DataSourceItemType::PRODUCT,
                                                                QVector<QVariant>{productName});
                 // Add action to load product from DataSourceController
                 result->addAction(std::make_unique<DataSourceItemAction>(
-                    QObject::tr("Load %1 product").arg(productName), [productName](DataSourceItem &item) {
+                    QObject::tr("Load %1 product").arg(productName),
+                    [productName, dataSourceUid](DataSourceItem &item) {
                         if (auto app = sqpApp) {
-                            app->dataSourceController().loadProductItem(item);
+                            app->dataSourceController().loadProductItem(dataSourceUid, item);
                         }
                     }));
             }
             /// Creates the data source item relative to the plugin
-            std::unique_ptr<DataSourceItem> createDataSourceItem() noexcept
+            std::unique_ptr<DataSourceItem> createDataSourceItem(const QUuid &dataSourceUid) noexcept
             {
                 // Magnetic field products
                 auto magneticFieldFolder = std::make_unique<DataSourceItem>(
                     DataSourceItemType::NODE, QVector<QVariant>{QStringLiteral("Magnetic field")});
-                magneticFieldFolder->appendChild(createProductItem(QStringLiteral("FGM")));
+                magneticFieldFolder->appendChild(createProductItem(QStringLiteral("FGM"), dataSourceUid));
-                magneticFieldFolder->appendChild(createProductItem(QStringLiteral("SC")));
+                magneticFieldFolder->appendChild(createProductItem(QStringLiteral("SC"), dataSourceUid));
                 // Electric field products
                 auto electricFieldFolder = std::make_unique<DataSourceItem>(
                     auto dataSourceUid = dataSourceController.registerDataSource(DATA_SOURCE_NAME);
                     // Sets data source tree
-                    dataSourceController.setDataSourceItem(dataSourceUid, createDataSourceItem());
+                    dataSourceController.setDataSourceItem(dataSourceUid, createDataSourceItem(dataSourceUid));
                     // Sets data provider
                     dataSourceController.setDataProvider(dataSourceUid, createDataProvider());

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