Radar Product Model functional stub

This commit is contained in:
Dan Paulat 2022-09-19 22:48:35 -05:00
parent a47c13ca99
commit 1ba60f0da1
2 changed files with 149 additions and 22 deletions

View file

@ -14,17 +14,18 @@ static const auto logger_ = scwx::util::Logger::Create(logPrefix_);
class RadarProductModelItem
{
public:
explicit RadarProductModelItem(RadarProductModelItem* parent = nullptr);
explicit RadarProductModelItem(const std::vector<QVariant>& data,
RadarProductModelItem* parent = nullptr);
~RadarProductModelItem();
void AppendChild(RadarProductModelItem* child);
RadarProductModelItem* child(int row);
const RadarProductModelItem* child(int row) const;
int child_count() const;
int column_count() const;
QVariant data(int column) const;
int row() const;
RadarProductModelItem* parent_item();
const RadarProductModelItem* parent_item() const;
private:
std::vector<RadarProductModelItem*> childItems_;
@ -35,8 +36,16 @@ private:
class RadarProductModelImpl
{
public:
explicit RadarProductModelImpl() {}
explicit RadarProductModelImpl() :
rootItem_ {std::make_shared<RadarProductModelItem>(
std::vector<QVariant> {QObject::tr("Name"), QObject::tr("Info")})}
{
rootItem_->AppendChild(new RadarProductModelItem(
std::vector<QVariant> {QObject::tr("MyItem"), QObject::tr("Data")}));
}
~RadarProductModelImpl() = default;
std::shared_ptr<RadarProductModelItem> rootItem_;
};
RadarProductModel::RadarProductModel(QObject* parent) :
@ -45,24 +54,132 @@ RadarProductModel::RadarProductModel(QObject* parent) :
}
RadarProductModel::~RadarProductModel() = default;
int RadarProductModel::rowCount(const QModelIndex& /*parent*/) const
int RadarProductModel::rowCount(const QModelIndex& parent) const
{
return 0;
const RadarProductModelItem* parentItem;
if (parent.isValid())
{
parentItem = static_cast<const RadarProductModelItem*>(
parent.constInternalPointer());
}
else
{
parentItem = p->rootItem_.get();
}
int RadarProductModel::columnCount(const QModelIndex& /*parent*/) const
{
return 0;
return parentItem->child_count();
}
QVariant RadarProductModel::data(const QModelIndex& /*index*/,
int /*role*/) const
int RadarProductModel::columnCount(const QModelIndex& parent) const
{
const RadarProductModelItem* parentItem;
if (parent.isValid())
{
parentItem = static_cast<const RadarProductModelItem*>(
parent.constInternalPointer());
}
else
{
parentItem = p->rootItem_.get();
}
return parentItem->column_count();
}
QVariant RadarProductModel::data(const QModelIndex& index, int role) const
{
if (!index.isValid() || role != Qt::DisplayRole)
{
return QVariant();
}
RadarProductModelItem::RadarProductModelItem(RadarProductModelItem* parent) :
childItems_ {}, itemData_ {}, parentItem_ {parent}
const RadarProductModelItem* item =
static_cast<const RadarProductModelItem*>(index.internalPointer());
return item->data(index.column());
}
Qt::ItemFlags RadarProductModel::flags(const QModelIndex& index) const
{
Qt::ItemFlags flags;
if (!index.isValid())
{
flags = Qt::NoItemFlags;
}
else
{
flags = QAbstractItemModel::flags(index);
}
return flags;
}
QVariant RadarProductModel::headerData(int section,
Qt::Orientation orientation,
int role) const
{
if (orientation == Qt::Horizontal && role == Qt::DisplayRole)
{
return p->rootItem_->data(section);
}
return QVariant();
}
QModelIndex
RadarProductModel::index(int row, int column, const QModelIndex& parent) const
{
if (!hasIndex(row, column, parent))
{
return QModelIndex();
}
const RadarProductModelItem* parentItem;
if (!parent.isValid())
{
parentItem = p->rootItem_.get();
}
else
{
parentItem = static_cast<const RadarProductModelItem*>(
parent.constInternalPointer());
}
const RadarProductModelItem* childItem = parentItem->child(row);
if (childItem)
{
return createIndex(row, column, childItem);
}
return QModelIndex();
}
QModelIndex RadarProductModel::parent(const QModelIndex& index) const
{
if (!index.isValid())
{
return QModelIndex();
}
const RadarProductModelItem* childItem =
static_cast<const RadarProductModelItem*>(index.constInternalPointer());
const RadarProductModelItem* parentItem = childItem->parent_item();
if (parentItem == p->rootItem_.get())
{
return QModelIndex();
}
return createIndex(parentItem->row(), 0, parentItem);
}
RadarProductModelItem::RadarProductModelItem(const std::vector<QVariant>& data,
RadarProductModelItem* parent) :
childItems_ {}, itemData_ {data}, parentItem_ {parent}
{
}
@ -73,12 +190,13 @@ RadarProductModelItem::~RadarProductModelItem()
void RadarProductModelItem::AppendChild(RadarProductModelItem* item)
{
item->parentItem_ = this;
childItems_.push_back(item);
}
RadarProductModelItem* RadarProductModelItem::child(int row)
const RadarProductModelItem* RadarProductModelItem::child(int row) const
{
RadarProductModelItem* item = nullptr;
const RadarProductModelItem* item = nullptr;
if (0 <= row && row < childItems_.size())
{
@ -106,7 +224,7 @@ QVariant RadarProductModelItem::data(int column) const
}
else
{
return QVariant();
return QVariant("Hello world");
}
}
@ -125,7 +243,7 @@ int RadarProductModelItem::row() const
return row;
}
RadarProductModelItem* RadarProductModelItem::parent_item()
const RadarProductModelItem* RadarProductModelItem::parent_item() const
{
return parentItem_;
}

View file

@ -21,8 +21,17 @@ public:
int rowCount(const QModelIndex& parent = QModelIndex()) const override;
int columnCount(const QModelIndex& parent = QModelIndex()) const override;
QVariant data(const QModelIndex& index,
int role = Qt::DisplayRole) const override;
Qt::ItemFlags flags(const QModelIndex& index) const override;
QVariant headerData(int section,
Qt::Orientation orientation,
int role = Qt::DisplayRole) const override;
QModelIndex index(int row,
int column,
const QModelIndex& parent = QModelIndex()) const override;
QModelIndex parent(const QModelIndex& index) const override;
private:
std::unique_ptr<RadarProductModelImpl> p;