qx-standarditemmodel.h

#ifndef QX_STANDARDITEMMODEL_H
#define QX_STANDARDITEMMODEL_H
 
// Shared Lib Support
#include "qx/widgets/qx_widgets_export.h"
 
// Qt Includes
#include <QStandardItemModel>
 
namespace Qx
{
    
class QX_WIDGETS_EXPORT StandardItemModel : public QStandardItemModel
{
//-Instance Members---------------------------------------------------------------------------------------------------
private:
    bool mUpdatingParentTristate = false;
    bool mAutoTristate = false;
 
//-Constructor-------------------------------------------------------------------------------------------------------
public:
    StandardItemModel(int rows, int columns, QObject* parent = nullptr);
    StandardItemModel(QObject* parent = nullptr);
 
//-Instance Functions-----------------------------------------------------------------------------------------------
private:
    void autoTristateChildren(QStandardItem* changingItem, const QVariant& value, int role);
    void autoTristateParents(QStandardItem* changingItem, const QVariant& changingValue);
 
public:
    virtual bool setData(const QModelIndex& index, const QVariant& value, int role = Qt::EditRole) override;
    bool isAutoTristate();
    void setAutoTristate(bool autoTristate);
    void forEachItem(const std::function<void(QStandardItem*)>& func, QModelIndex parent = QModelIndex()) const;
 
    void selectAll();
    void selectNone();
};
 
}
 
#endif // QX_STANDARDITEMMODEL_H