wireshark/ui/qt/byte_view_text.h

161 lines
4.2 KiB
C++

/* byte_view_text.h
*
* Wireshark - Network traffic analyzer
* By Gerald Combs <gerald@wireshark.org>
* Copyright 1998 Gerald Combs
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#ifndef BYTE_VIEW_TEXT_H
#define BYTE_VIEW_TEXT_H
#include <config.h>
#include "ui/recent.h"
#include <QAbstractScrollArea>
#include <QString>
#include <QFont>
#include <QSize>
#include <QMenu>
#include <QMap>
// XXX - Is there any reason we shouldn't add ByteViewImage, etc?
class ByteViewText : public QAbstractScrollArea
{
Q_OBJECT
public:
explicit ByteViewText(QByteArray data, packet_char_enc encoding = PACKET_CHAR_ENC_CHAR_ASCII, QWidget *parent = 0);
~ByteViewText();
virtual QSize minimumSizeHint() const;
void setFormat(bytes_view_type format);
void setHighlightStyle(bool bold);
bool isEmpty() const;
QByteArray viewData();
signals:
void byteHovered(int pos);
void byteSelected(int pos);
public slots:
void reset();
void setMonospaceFont(const QFont &mono_font);
void markProtocol(int start, int end);
void markField(int start, int end);
void markAppendix(int start, int end);
void moveToOffset(int pos);
protected:
virtual void paintEvent(QPaintEvent *);
virtual void resizeEvent(QResizeEvent *);
virtual void mousePressEvent (QMouseEvent * event);
virtual void mouseMoveEvent (QMouseEvent * event);
virtual void leaveEvent(QEvent *event);
virtual void contextMenuEvent(QContextMenuEvent *event);
private:
// Text highlight modes.
typedef enum {
ModeNormal,
ModeField,
ModeProtocol,
ModeOffsetNormal,
ModeOffsetField,
ModeHover
} HighlightMode;
QByteArray data_;
void drawOffsetLine(QPainter &painter, const guint offset, const int row_y);
qreal flushOffsetFragment(QPainter &painter, qreal x, int y, HighlightMode mode, QString &text);
void scrollToByte(int byte);
void updateScrollbars();
int byteOffsetAtPixel(QPoint pos);
void createContextMenu();
int offsetChars();
int offsetPixels();
int hexPixels();
int asciiPixels();
int totalPixels();
static const int separator_interval_;
// Fonts and colors
QFont mono_font_;
// QFont mono_bold_font_;
QBrush offset_normal_fg_;
QBrush offset_field_fg_;
bool bold_highlight_;
// Data
packet_char_enc encoding_; // ASCII or EBCDIC
QMenu ctx_menu_;
// Data highlight
guint hovered_byte_offset_;
bool hovered_byte_lock_;
QPair<guint,guint> p_bound_;
QPair<guint,guint> f_bound_;
QPair<guint,guint> fa_bound_;
QPair<guint,guint> p_bound_save_;
QPair<guint,guint> f_bound_save_;
QPair<guint,guint> fa_bound_save_;
bool show_offset_; // Should we show the byte offset?
bool show_hex_; // Should we show the hex display?
bool show_ascii_; // Should we show the ASCII display?
guint row_width_; // Number of bytes per line
int one_em_; // Font character height
qreal font_width_; // Font character width
int line_spacing_; // Font line spacing
int margin_; // Text margin
// Data selection
QMap<int,int> x_pos_to_column_;
private slots:
void setHexDisplayFormat(QAction *action);
void setCharacterEncoding(QAction *action);
};
#endif // BYTE_VIEW_TEXT_H
/*
* Editor modelines
*
* Local Variables:
* c-basic-offset: 4
* tab-width: 8
* indent-tabs-mode: nil
* End:
*
* ex: set shiftwidth=4 tabstop=8 expandtab:
* :indentSize=4:tabSize=8:noTabs=true:
*/