packet_list_pane.h

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#ifndef PACKET_LIST_PANE_H
#define PACKET_LIST_PANE_H
 
#include <QWidget>
#include <QPoint>
 
class PacketList;
class PinnedRowView;
class QHBoxLayout;
class QHeaderView;
class QLabel;

class PacketListPane : public QWidget
{
    Q_OBJECT
public:
    explicit PacketListPane(QWidget *parent = nullptr);
 
    PacketList *packetList() { return packet_list_; }
 
protected:
    bool eventFilter(QObject *watched, QEvent *event) override;
 
private:
    PacketList *packet_list_;

    QWidget *pinned_rows_strip_;
    QHBoxLayout *pinned_rows_layout_;
    PinnedRowView *pinned_row_corner_view_;
    PinnedRowView *pinned_row_view_;

    QWidget *pinned_rows_divider_;

    QWidget *duplicate_header_strip_;
    QHBoxLayout *duplicate_header_layout_;

    QHeaderView *duplicate_header_corner_;
    QHeaderView *duplicate_header_main_;
 
    // Hand-rolled column-reorder drag across both duplicate headers.
    bool handleHeaderDrag(QHeaderView *header, QEvent *event);
    int dragTargetSection(int strip_x, int from) const;
    QHeaderView *drag_source_ = nullptr;
    int drag_section_ = -1;
    int drag_grab_dx_ = 0;
    QPoint drag_press_global_;
    bool drag_pressed_ = false;
    bool drag_active_ = false;
    QLabel *drag_ghost_ = nullptr;
 
private slots:
    void updatePinnedRowsStripWidth(int corner_width, bool have_pinned_rows);
};
 
#endif // PACKET_LIST_PANE_H