ParameterFilter.h

// Author: Kang Lin <kl222@126.com>
 
#pragma once
#include <QSet>
 
#include "Parameter.h"
 
class CDatabase;
class CDatabaseFilter;
class CParameterDatabase;
class CParameterFilter : public CParameter
{
    Q_OBJECT
 
public:
    explicit CParameterFilter(QObject *parent = nullptr,
                              const QString& szPrefix = QString());
    ~CParameterFilter();
 
    bool InitDatabase(CParameterDatabase* pDB);
    bool InitDatabase(CDatabase* pDB);
    virtual bool contains(const QString& szKey);
 
    int AddKey(const QString& szKey);
    int RemoveKey(const QString& szKey);
    int Clear();
    virtual bool isEmpty();
    int OnProcess(std::function<int(const QString& key)> cb, bool bErrExit = false);
 
private:
    QSet<QString> m_Key;
    CDatabaseFilter* m_pDatabase;
    QString m_szSuffix;
 
protected:
    virtual int OnLoad(QSettings &set) override;
    virtual int OnSave(QSettings &set) override;
};