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#ifndef DATAWIDGETMAPPER_H
#define DATAWIDGETMAPPER_H
#include <QObject>
#include <QHash>
#include <functional>
class QAbstractItemModel;
class DataWidgetMapper : public QObject
{
Q_OBJECT
public:
typedef std::function<bool(QWidget*)> SubmitFilter;
explicit DataWidgetMapper(QObject *parent = 0);
QAbstractItemModel* getModel() const;
void setModel(QAbstractItemModel* value);
void addMapping(QWidget* widget, int modelColumn, const QString& propertyName);
void clearMapping();
int getCurrentIndex() const;
int mappedSection(QWidget* widget) const;
SubmitFilter getSubmitFilter() const;
void setSubmitFilter(const SubmitFilter& value);
private:
struct MappingEntry
{
QWidget* widget = nullptr;
int columnIndex = 0;
QString propertyName;
};
void loadFromModel();
QAbstractItemModel* model = nullptr;
int currentIndex = -1;
QHash<QWidget*,MappingEntry*> mappings;
SubmitFilter submitFilter = nullptr;
public slots:
void setCurrentIndex(int rowIndex);
void toFirst();
void toLast();
void toNext();
void toPrevious();
void submit();
void revert();
signals:
void currentIndexChanged(int newRowIndex);
};
#endif // DATAWIDGETMAPPER_H
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