enabled_protocols_model.h

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#ifndef ENABLED_PROTOCOLS_MODEL_H
#define ENABLED_PROTOCOLS_MODEL_H
 
#include <config.h>
 
#include <ui/qt/models/tree_model_helpers.h>
 
#include <epan/proto.h>
 
#include <QAbstractItemModel>
#include <QSortFilterProxyModel>

class EnabledProtocolItem : public ModelHelperTreeItem<EnabledProtocolItem>
{
    Q_GADGET
public:
    enum EnableProtocolType{
        Any,       
        Standard,  
        Heuristic  
    };
    Q_ENUM(EnableProtocolType)
 
    
    EnabledProtocolItem(QString name, QString group, QString description, bool enabled, EnabledProtocolItem * parent);

    virtual ~EnabledProtocolItem();

    QString name() const {return name_;}
 
    QString group() const { return group_; }

    QString description() const {return description_;}

    bool enabled() const {return enabled_;}

    void setEnabled(bool enable) {enabled_ = enable;}

    EnableProtocolType type() const;

    bool applyValue();
 
protected:
    virtual void applyValuePrivate(bool value) = 0;

    QString name_;

    QString group_;

    QString description_;

    bool enabled_;

    bool enabledInit_;      //value that model starts with to determine change

    EnableProtocolType type_;
};

class EnabledProtocolsModel : public QAbstractItemModel
{
    Q_OBJECT
 
public:
    explicit EnabledProtocolsModel(QObject * parent = Q_NULLPTR);

    virtual ~EnabledProtocolsModel();

    enum EnabledProtocolsColumn {
        colProtocol = 0,    
        colGroup,
        colDescription,     
        colLast            
    };

    enum EnableProtocolData {
        DATA_ENABLE = Qt::UserRole, 
        DATA_PROTOCOL_TYPE          
    };

    QModelIndex index(int row, int column,
                      const QModelIndex &parent = QModelIndex()) const override;

    QModelIndex parent(const QModelIndex &index) const override;

    Qt::ItemFlags flags(const QModelIndex &index) const override;

    QVariant data(const QModelIndex &index, int role) const override;

    bool setData(const QModelIndex &index, const QVariant &value, int role = Qt::EditRole) override;

    QVariant headerData(int section, Qt::Orientation orientation,
                        int role = Qt::DisplayRole) const override;

    int rowCount(const QModelIndex &parent = QModelIndex()) const override;

    int columnCount(const QModelIndex &parent = QModelIndex()) const override;

    void populate();

    void applyChanges(bool writeChanges = true);

    static void disableProtocol(struct _protocol *protocol);
 
protected:
    static void saveChanges(bool writeChanges = true);
 
private:
    EnabledProtocolItem* root_;
};

class EnabledProtocolsProxyModel : public QSortFilterProxyModel
{
    Q_OBJECT
 
public:
    enum SearchType
    {
        EveryWhere = 0x0,       
        OnlyProtocol = 0x1,     
        OnlyDescription = 0x2,  
        EnabledItems = 0x4,     
        DisabledItems = 0x8,    
    };
    Q_ENUM(SearchType)
    Q_DECLARE_FLAGS(SearchTypes, SearchType)
 
    
    enum EnableType
    {
        Enable,   
        Disable,  
        Invert    
    };

    explicit EnabledProtocolsProxyModel(QObject * parent = Q_NULLPTR);

    virtual bool filterAcceptsRow(int sourceRow, const QModelIndex &sourceParent) const override;

    virtual Qt::ItemFlags flags(const QModelIndex &index) const override;

    void setFilter(const QString& filter, EnabledProtocolsProxyModel::SearchTypes type,
        EnabledProtocolItem::EnableProtocolType protocolType);

    void setItemsEnable(EnabledProtocolsProxyModel::EnableType enable, QModelIndex parent = QModelIndex());
 
protected:
    bool lessThan(const QModelIndex &source_left, const QModelIndex &source_right) const override;
 
private:
    EnabledProtocolsProxyModel::SearchTypes type_;

    EnabledProtocolItem::EnableProtocolType protocolType_;

    QString filter_;

    bool filterAcceptsSelf(int sourceRow, const QModelIndex &sourceParent) const;

    bool filterAcceptsChild(int sourceRow, const QModelIndex &sourceParent) const;
};
 
Q_DECLARE_OPERATORS_FOR_FLAGS(EnabledProtocolsProxyModel::SearchTypes)
 
#endif // ENABLED_PROTOCOLS_MODEL_H