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#ifndef SCIQLOP_VARIABLEMODEL_H
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#define SCIQLOP_VARIABLEMODEL_H
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#include "CoreGlobal.h"
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#include <Data/SqpRange.h>
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#include <QAbstractTableModel>
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#include <QLoggingCategory>
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#include <Common/MetaTypes.h>
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#include <Common/spimpl.h>
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Q_DECLARE_LOGGING_CATEGORY(LOG_VariableModel)
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enum VariableRoles { ProgressRole = Qt::UserRole };
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class IDataSeries;
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class Variable;
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class VariableController;
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/**
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* @brief The VariableModel class aims to hold the variables that have been created in SciQlop
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*/
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class SCIQLOP_CORE_EXPORT VariableModel : public QAbstractTableModel {
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Q_OBJECT
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public:
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explicit VariableModel(VariableController *parent = nullptr);
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/**
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* Adds an existing variable in the model.
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* @param variable the variable to add.
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* @remarks the variable's name is modified to avoid name duplicates
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* @remarks this method does nothing if the variable already exists in the model
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*/
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void addVariable(std::shared_ptr<Variable> variable) noexcept;
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/**
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* Checks that a variable is contained in the model
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* @param variable the variable to check
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* @return true if the variable is in the model, false otherwise
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*/
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bool containsVariable(std::shared_ptr<Variable> variable) const noexcept;
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/**
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* Creates a new variable in the model
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* @param name the name of the new variable
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* @param metadata the metadata associated to the new variable
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* @return the pointer to the new variable
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*/
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std::shared_ptr<Variable> createVariable(const QString &name,
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const QVariantHash &metadata) noexcept;
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/**
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* Deletes a variable from the model, if it exists
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* @param variable the variable to delete
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*/
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void deleteVariable(std::shared_ptr<Variable> variable) noexcept;
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std::shared_ptr<Variable> variable(int index) const;
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std::vector<std::shared_ptr<Variable> > variables() const;
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void setDataProgress(std::shared_ptr<Variable> variable, double progress);
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// /////////////////////////// //
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// QAbstractTableModel methods //
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// /////////////////////////// //
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virtual int columnCount(const QModelIndex &parent = QModelIndex{}) const override;
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virtual int rowCount(const QModelIndex &parent = QModelIndex{}) const override;
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virtual QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const override;
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virtual QVariant headerData(int section, Qt::Orientation orientation,
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int role = Qt::DisplayRole) const override;
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virtual Qt::ItemFlags flags(const QModelIndex &index) const override;
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// ///////////////// //
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// Drag&Drop methods //
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// ///////////////// //
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virtual Qt::DropActions supportedDropActions() const override;
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virtual Qt::DropActions supportedDragActions() const override;
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virtual QStringList mimeTypes() const override;
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virtual QMimeData *mimeData(const QModelIndexList &indexes) const override;
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virtual bool canDropMimeData(const QMimeData *data, Qt::DropAction action, int row, int column,
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const QModelIndex &parent) const override;
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virtual bool dropMimeData(const QMimeData *data, Qt::DropAction action, int row, int column,
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const QModelIndex &parent) override;
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void abortProgress(const QModelIndex &index);
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signals:
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void abortProgessRequested(std::shared_ptr<Variable> variable);
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void requestVariable(const QVariantHash &productData);
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private:
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class VariableModelPrivate;
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spimpl::unique_impl_ptr<VariableModelPrivate> impl;
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private slots:
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/// Slot called when data of a variable has been updated
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void onVariableUpdated() noexcept;
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};
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// Registers QVector<int> metatype so it can be used in VariableModel::dataChanged() signal
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SCIQLOP_REGISTER_META_TYPE(QVECTOR_INT_REGISTRY, QVector<int>)
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#endif // SCIQLOP_VARIABLEMODEL_H
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