related_packet_delegate.h

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#ifndef RELATED_PACKET_DELEGATE_H
#define RELATED_PACKET_DELEGATE_H
 
#include <config.h>
 
#include "epan/conversation.h"
 
#include <QHash>
#include <QStyledItemDelegate>
 
class QPainter;
struct conversation;
 
class RelatedPacketDelegate : public QStyledItemDelegate
{
    Q_OBJECT
public:
    RelatedPacketDelegate(QWidget *parent = 0);
    void clear();
    void setCurrentFrame(uint32_t current_frame);
    void setConversation(struct conversation *conv);
 
public slots:
    void addRelatedFrame(int frame_num, ft_framenum_type_t framenum_type = FT_FRAMENUM_NONE);
 
protected:
    void paint(QPainter *painter, const QStyleOptionViewItem &option,
               const QModelIndex &index) const;
    QSize sizeHint(const QStyleOptionViewItem &option,
                   const QModelIndex &index) const;
 
private:
    QHash<int, ft_framenum_type_t> related_frames_;
    struct conversation *conv_;
    uint32_t current_frame_;
 
    void drawArrow(QPainter *painter, const QPoint tail, const QPoint head, int head_size) const;
    void drawChevrons(QPainter *painter, const QPoint tail, const QPoint head, int head_size) const;
    void drawCheckMark(QPainter *painter, const QRect bbox) const;
};
 
#endif // RELATED_PACKET_DELEGATE_H