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Add begin/endInsertRows calls to notify view of changes

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This commit is contained in:
Dan Paulat 2022-09-21 23:07:06 -05:00
parent efc6dc1413
commit 1e58cc29e5
2 changed files with 39 additions and 1 deletions
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38
scwx-qt/source/scwx/qt/model/radar_product_model.cpp
View file

@ -48,11 +48,18 @@ RadarProductModelImpl::RadarProductModelImpl(RadarProductModel* self) :
this, this,
[=](const std::string& radarSite) [=](const std::string& radarSite)
{ {
const QModelIndex rootIndex =
self_->createIndex(rootItem_->row(), 0, rootItem_.get());
const int rootChildren = rootItem_->child_count();
self_->beginInsertRows(rootIndex, rootChildren, rootChildren);
TreeItem* radarSiteItem = TreeItem* radarSiteItem =
new TreeItem({QString::fromStdString(radarSite)}); new TreeItem({QString::fromStdString(radarSite)});
rootItem_->AppendChild(radarSiteItem); rootItem_->AppendChild(radarSiteItem);
self_->endInsertRows();
connect( connect(
manager::RadarProductManager::Instance(radarSite).get(), manager::RadarProductManager::Instance(radarSite).get(),
&manager::RadarProductManager::NewDataAvailable, &manager::RadarProductManager::NewDataAvailable,
@ -69,8 +76,18 @@ RadarProductModelImpl::RadarProductModelImpl(RadarProductModel* self) :
if (groupItem == nullptr) if (groupItem == nullptr)
{ {
// Existing group item was not found, create it
const QModelIndex radarSiteIndex =
self_->createIndex(radarSiteItem->row(), 0, radarSiteItem);
const int radarSiteChildren = radarSiteItem->child_count();
self_->beginInsertRows(
radarSiteIndex, radarSiteChildren, radarSiteChildren);
groupItem = new TreeItem({groupName}); groupItem = new TreeItem({groupName});
radarSiteItem->AppendChild(groupItem); radarSiteItem->AppendChild(groupItem);
self_->endInsertRows();
} }
TreeItem* productItem = nullptr; TreeItem* productItem = nullptr;
@ -88,14 +105,33 @@ RadarProductModelImpl::RadarProductModelImpl(RadarProductModel* self) :
if (productItem == nullptr) if (productItem == nullptr)
{ {
// Existing product item was not found, create it
const QModelIndex groupItemIndex =
self_->createIndex(groupItem->row(), 0, groupItem);
const int groupItemChildren = groupItem->child_count();
self_->beginInsertRows(
groupItemIndex, groupItemChildren, groupItemChildren);
productItem = new TreeItem({productName}); productItem = new TreeItem({productName});
groupItem->AppendChild(productItem); groupItem->AppendChild(productItem);
self_->endInsertRows();
} }
} }
// Create leaf item for product time // Create leaf item for product time
const QModelIndex productItemIndex =
self_->createIndex(productItem->row(), 0, productItem);
const int productItemChildren = productItem->child_count();
self_->beginInsertRows(
productItemIndex, productItemChildren, productItemChildren);
productItem->AppendChild(new TreeItem { productItem->AppendChild(new TreeItem {
QString::fromStdString(util::TimeString(latestTime))}); QString::fromStdString(util::TimeString(latestTime))});
self_->endInsertRows();
}, },
Qt::QueuedConnection); Qt::QueuedConnection);
}, },

2
scwx-qt/source/scwx/qt/model/radar_product_model.hpp
View file

@ -22,6 +22,8 @@ protected:
private: private:
std::unique_ptr<RadarProductModelImpl> p; std::unique_ptr<RadarProductModelImpl> p;
friend class RadarProductModelImpl;
}; };
} // namespace model } // namespace model