HG_REPOSITORIES/LPP/SciQLOP_Repos/SciQLop Commit - r874:7c654133459a

Improves reliability

trabillard -

r874:7c654133459a

parent child

Context file:

r874:7c654133459a

core/src/DataSource/DataSourceController.cpp +1 -1

              void DataSourceController::requestVariable(const QVariantHash &productData)
              {
-                 DataSourceItem *sourceItem = impl->findDataSourceItem(productData);
+                 auto sourceItem = impl->findDataSourceItem(productData);
                  if (sourceItem) {
                      auto sourceName = sourceItem->rootItem().name();

core/src/DataSource/DataSourceItem.cpp +1 -2

                      }
                      if (recursive) {
-                         auto foundItem = child->findItem(data, true);
-                         if (foundItem) {
+                         if (auto foundItem = child->findItem(data, true)) {
                              return foundItem;
                          }
                      }

core/src/Variable/VariableModel.cpp +1 -1

              bool VariableModel::dropMimeData(const QMimeData *data, Qt::DropAction action, int row, int column,
                                               const QModelIndex &parent)
              {
-                 bool dropDone = false;
+                 auto dropDone = false;
                  if (data->hasFormat(MIME_TYPE_PRODUCT_LIST)) {
                      QDataStream stream(data->data(MIME_TYPE_PRODUCT_LIST));

gui/src/DragDropHelper.cpp +24 -2

                  VisualizationDragWidget *m_HighlightedDragWidget = nullptr;
+                 QMetaObject::Connection m_DragWidgetDestroyedConnection;
+                 QMetaObject::Connection m_HighlightedWidgetDestroyedConnection;
                  explicit DragDropHelperPrivate()
                          : m_PlaceHolder{std::make_unique<QWidget>()},
                            m_DragDropScroller{std::make_unique<DragDropScroller>()}
              void DragDropHelper::setCurrentDragWidget(VisualizationDragWidget *dragWidget)
              {
+                 if (impl->m_CurrentDragWidget) {
+                     QObject::disconnect(impl->m_DragWidgetDestroyedConnection);
+                 }
+                 if (dragWidget) {
+                     // ensures the impl->m_CurrentDragWidget is reset when the widget is destroyed
+                     impl->m_DragWidgetDestroyedConnection
+                         = QObject::connect(dragWidget, &VisualizationDragWidget::destroyed,
+                                            [this]() { impl->m_CurrentDragWidget = nullptr; });
+                 }
                  impl->m_CurrentDragWidget = dragWidget;
              }
              {
                  if (impl->m_HighlightedDragWidget) {
                      impl->m_HighlightedDragWidget->highlightForMerge(false);
+                     QObject::disconnect(impl->m_HighlightedWidgetDestroyedConnection);
                  }
                  if (dragWidget) {
-                     impl->m_HighlightedDragWidget = dragWidget;
-                     impl->m_HighlightedDragWidget->highlightForMerge(true);
+                     dragWidget->highlightForMerge(true);
+                     // ensures the impl->m_HighlightedDragWidget is reset when the widget is destroyed
+                     impl->m_DragWidgetDestroyedConnection
+                         = QObject::connect(dragWidget, &VisualizationDragWidget::destroyed,
+                                            [this]() { impl->m_HighlightedDragWidget = nullptr; });
                  }
+                 impl->m_HighlightedDragWidget = dragWidget;
              }
              bool DragDropHelper::checkMimeDataForVisualization(const QMimeData *mimeData,

gui/src/Visualization/VisualizationDragDropContainer.cpp +5 -4

                  bool cursorIsInContainer(QWidget *container) const
                  {
-                     auto adustNum = 18; // to be safe, in case of scrollbar on the side
-                     auto containerRect = QRect(QPoint(), container->contentsRect().size())
-                                              .adjusted(adustNum, adustNum, -adustNum, -adustNum);
-                     return containerRect.contains(container->mapFromGlobal(QCursor::pos()));
+                     return container->isAncestorOf(sqpApp->widgetAt(QCursor::pos()));
                  }
                  int countDragWidget(const QWidget *parent) const
                          helper.insertPlaceHolder(impl->m_Layout, dragWidgetIndex);
                          dragWidget->setVisible(false);
                      }
+                     else {
+                         // The drag starts directly outside the drop zone
+                         // do not add the placeHolder
+                     }
                      // Note: The exec() is blocking on windows but not on linux and macOS
                      drag->exec(Qt::MoveAction | Qt::CopyAction);

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