AbstractDatasetsModel

Qualified name: mv::AbstractDatasetsModel

class AbstractDatasetsModel : public mv::StandardItemModel

Datasets model class.

Standard item model class for datasets

Author

Thomas Kroes

Subclassed by mv::DatasetsListModel

Public Types

enum class PopulationMode

Population.

Values:

enumerator Manual

enumerator Automatic

…done manually with setDatasets()

…performed every time a dataset is added or removed

enum class Column

Task columns.

Values:

enumerator Name

enumerator Location

Name of the dataset.

enumerator ID

Location of the dataset.

enumerator RawDataName

Globally unique identifier of the dataset.

enumerator SourceDatasetID

Name of the associated raw data.

enumerator Count

Globally unique dataset identifier of the source dataset (if this dataset is derived)

Public Functions

AbstractDatasetsModel(PopulationMode populationMode = PopulationMode::Automatic, QObject *parent = nullptr)

Construct with populationMode and pointer to parent object.

Parameters:

• populationMode – Population mode

• parent – Pointer to parent object

QModelIndex getIndexFromDataset(Dataset<DatasetImpl> dataset) const

Get index from dataset smart pointer.

Parameters:

dataset – Dataset to retrieve the index for

Returns:

Model index (invalid if not found)

QModelIndex getIndexFromDataset(const QString &datasetId) const

Get index from datasetId.

Parameters:

datasetId – Dataset globally unique identifier to retrieve the row index for

Returns:

Model index (invalid if not found)

QStandardItem *getItemFromDataset(const QString &datasetId) const

Get item from datasetId.

Parameters:

datasetId – Globally unique identifier of the dataset

Returns:

Pointer to found item, nullptr otherwise

QStandardItem *getItemFromDataset(Dataset<DatasetImpl> dataset) const

Get item dataset smart pointer to dataset.

Parameters:

dataset – Smart pointer to the dataset

Returns:

Pointer to found item, nullptr otherwise

PopulationMode getPopulationMode() const

Get current population mode.

Returns:

Population mode

void setPopulationMode(PopulationMode populationMode)

Set population mode to populationMode.

Parameters:

populationMode – Population mode

Datasets getDatasets() const

Get datasets.

Returns:

Datasets

Dataset<DatasetImpl> getDataset(std::int32_t rowIndex) const

Get dataset for rowIndex.

Parameters:

rowIndex – Index of the row to retrieve

Returns:

Dataset

void setDatasets(mv::Datasets datasets)

Set the datasets from which can be picked (mode is set to StorageMode::Manual)

Parameters:

datasets – Datasets

Public Static Attributes

static QMap<Column, ColumHeaderInfo> columnInfo

Column name and tooltip.

Protected Functions

virtual void addDataset(Dataset<DatasetImpl> dataset)

Add dataset to the model (this method is called when a dataset is added to the manager)

Parameters:

dataset – Smart pointer to dataset to add

virtual void removeDataset(Dataset<DatasetImpl> dataset) final

Remove dataset from the model (this method is called when a dataset is about to be removed from the manager)

Parameters:

dataset – Smart pointer to dataset to remove

struct ColumHeaderInfo

Header strings for several data roles.

Public Members

QString _edit

Header string for display role.

QString _tooltip

Header string for edit role.

class HeaderItem : public QStandardItem

Header standard model item class.

Public Functions

HeaderItem(const ColumHeaderInfo &columHeaderInfo)

Construct with columHeaderInfo.

Parameters:

columHeaderInfo – Column header info

QVariant data(int role = Qt::UserRole + 1) const override

Get model data for role.

Returns:

Data for role in variant form

class IdItem : public mv::AbstractDatasetsModel::Item

Standard model item class for displaying the dataset identifier.

Public Functions

IdItem(AbstractDatasetsModel &datasetsModel, Dataset<DatasetImpl> dataset)

Construct with reference to the owning datasetsModel and smart pointer to the dataset.

Parameters:

• datasetsModel – Reference to the owning datasets model

• dataset – Smart pointer to the dataset to display item for

QVariant data(int role = Qt::UserRole + 1) const override

Get model data for role.

Returns:

Data for role in variant form

class Item : public QStandardItem, public QObject

Base standard model item class for a dataset.

Subclassed by mv::AbstractDatasetsModel::IdItem, mv::AbstractDatasetsModel::LocationItem, mv::AbstractDatasetsModel::NameItem, mv::AbstractDatasetsModel::RawDataNameItem, mv::AbstractDatasetsModel::SourceDatasetIdItem

Public Functions

Item(AbstractDatasetsModel &datasetsModel, Dataset<DatasetImpl> dataset, bool editable = false)

Construct with reference to the owning datasetsModel and smart pointer to the dataset.

Parameters:

• datasetsModel – Reference to the datasets model

• dataset – Smart pointer to the dataset to display item for

• editable – Whether the model item is editable or not

AbstractDatasetsModel &getDatasetsModel()

Get datasets model return Reference to datasets model.

Dataset<DatasetImpl> &getDataset()

Get dataset return Reference to smart pointer to dataset to display item for.

class LocationItem : public mv::AbstractDatasetsModel::Item

Standard model item class for displaying the dataset location.

Public Functions

LocationItem(AbstractDatasetsModel &datasetsModel, Dataset<DatasetImpl> dataset)

Construct with reference to the owning datasetsModel and smart pointer to the dataset.

Parameters:

• datasetsModel – Reference to the owning datasets model

• dataset – Smart pointer to the dataset to display item for

QVariant data(int role = Qt::UserRole + 1) const override

Get model data for role.

Returns:

Data for role in variant form

class NameItem : public mv::AbstractDatasetsModel::Item

Standard model item class for displaying the dataset name.

Public Functions

NameItem(AbstractDatasetsModel &datasetsModel, Dataset<DatasetImpl> dataset)

Construct with reference to the owning datasetsModel and smart pointer to the dataset.

Parameters:

• datasetsModel – Reference to the owning datasets model

• dataset – Smart pointer to the dataset to display item for

QVariant data(int role = Qt::UserRole + 1) const override

Get model data for role.

Returns:

Data for role in variant form

class RawDataNameItem : public mv::AbstractDatasetsModel::Item

Standard model item class for displaying the raw data name.

Public Functions

QVariant data(int role = Qt::UserRole + 1) const override

Get model data for role.

Returns:

Data for role in variant form

Item(AbstractDatasetsModel &datasetsModel, Dataset<DatasetImpl> dataset, bool editable = false)

No need for custom constructor.

class Row : public QList<QStandardItem*>

Convenience class for combining dataset items in a row.

Public Functions

inline Row(AbstractDatasetsModel &datasetsModel, Dataset<DatasetImpl> dataset)

Construct with reference to the owning datasetsModel and smart pointer to the dataset.

Parameters:

• datasetsModel – Reference to the owning datasets model

• dataset – Smart pointer to the dataset to display item for

class SourceDatasetIdItem : public mv::AbstractDatasetsModel::Item

Standard model item class for displaying the source dataset identifier name.

Public Functions

QVariant data(int role = Qt::UserRole + 1) const override

Get model data for role.

Returns:

Data for role in variant form

Item(AbstractDatasetsModel &datasetsModel, Dataset<DatasetImpl> dataset, bool editable = false)

No need for custom constructor.