keystone/html/qhexview_8h_source.html

#ifndef QHEXVIEW_H

#define QHEXVIEW_H


#define QHEXVIEW_VERSION 3.0


#include <QAbstractScrollArea>

#include <QTimer>

#include "document/qhexrenderer.h"

#include "document/qhexdocument.h"


class QHexView : public QAbstractScrollArea

{

    Q_OBJECT


    public:

        explicit QHexView(QWidget *parent = nullptr);

        QHexDocument* document();

        void setDocument(QHexDocument* document);

        void setReadOnly(bool b);


    protected:

        virtual bool event(QEvent* e);

        virtual void keyPressEvent(QKeyEvent *e);

        virtual void mousePressEvent(QMouseEvent* e);

        virtual void mouseMoveEvent(QMouseEvent* e);

        virtual void mouseReleaseEvent(QMouseEvent* e);

        virtual void focusInEvent(QFocusEvent* e);

        virtual void focusOutEvent(QFocusEvent* e);

        virtual void wheelEvent(QWheelEvent* e);

        virtual void resizeEvent(QResizeEvent* e);

        virtual void paintEvent(QPaintEvent* e);


    private slots:

        void renderCurrentLine();

        void moveToSelection();

        void blinkCursor();


    private:

        void moveNext(bool select = false);

        void movePrevious(bool select = false);


    private:

        bool processMove(QHexCursor* cur, QKeyEvent* e);

        bool processTextInput(QHexCursor* cur, QKeyEvent* e);

        bool processAction(QHexCursor* cur, QKeyEvent* e);

        void adjustScrollBars();

        void renderLine(quint64 line);

        quint64 firstVisibleLine() const;

        quint64 lastVisibleLine() const;

        quint64 visibleLines() const;

        bool isLineVisible(quint64 line) const;


        int documentSizeFactor() const;


        QPoint absolutePosition(const QPoint & pos) const;


    private:

        QHexDocument* m_document;

        QHexRenderer* m_renderer;

        QTimer* m_blinktimer;

        bool m_readonly;

};


#endif // QHEXVIEW_H