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#ifndef FB2READ_H
#define FB2READ_H
#include "fb2xml.h"
#include <QByteArray>
#include <QMutex>
#include <QThread>
#include <QXmlDefaultHandler>
class Fb2ReadThread : public QThread
{
Q_OBJECT
public:
Fb2ReadThread(QObject *parent, const QString &filename, const QString &xml = QString());
~Fb2ReadThread();
QString * data() { return &m_html; }
signals:
void html(QString name, QString html);
public slots:
void stop();
protected:
void run();
private:
bool parse();
private:
const QString m_filename;
const QString m_xml;
QString m_html;
bool m_abort;
QMutex mutex;
};
class Fb2ReadHandler : public Fb2XmlHandler
{
public:
explicit Fb2ReadHandler(Fb2ReadThread &thread, QXmlStreamWriter &writer);
Fb2ReadThread & thread() { return m_thread; }
QXmlStreamWriter & writer() { return m_writer; }
private:
class BaseHandler : public NodeHandler
{
public:
explicit BaseHandler(Fb2ReadHandler &owner, const QString &name)
: NodeHandler(name), m_owner(owner) {}
protected:
QXmlStreamWriter & writer() { return m_owner.writer(); }
protected:
Fb2ReadHandler &m_owner;
};
class RootHandler : public BaseHandler
{
FB2_BEGIN_KEYLIST
Style,
Descr,
Body,
Binary,
FB2_END_KEYLIST
public:
explicit RootHandler(Fb2ReadHandler &owner, const QString &name);
protected:
virtual NodeHandler * NewTag(const QString & name, const QXmlAttributes &atts);
virtual void EndTag(const QString &name);
};
class HeadHandler : public BaseHandler
{
FB2_BEGIN_KEYLIST
Image,
FB2_END_KEYLIST
public:
explicit HeadHandler(Fb2ReadHandler &owner, const QString &name, const QXmlAttributes &atts);
protected:
virtual NodeHandler * NewTag(const QString &name, const QXmlAttributes &atts);
virtual void TxtTag(const QString &text);
virtual void EndTag(const QString &name);
private:
bool m_empty;
};
class DescrHandler : public HeadHandler
{
FB2_BEGIN_KEYLIST
Title,
Document,
Publish,
Custom,
FB2_END_KEYLIST
public:
explicit DescrHandler(Fb2ReadHandler &owner, const QString &name, const QXmlAttributes &atts)
: HeadHandler(owner, name, atts) {}
protected:
virtual NodeHandler * NewTag(const QString &name, const QXmlAttributes &atts);
};
class TitleHandler : public HeadHandler
{
public:
explicit TitleHandler(Fb2ReadHandler &owner, const QString &name, const QXmlAttributes &atts)
: HeadHandler(owner, name, atts) {}
protected:
virtual NodeHandler * NewTag(const QString &name, const QXmlAttributes &atts);
};
class TextHandler : public BaseHandler
{
FB2_BEGIN_KEYLIST
Section,
Anchor,
Table,
Image,
Parag,
Style,
Strong,
Emphas,
Strike,
Sub,
Sup,
Code,
FB2_END_KEYLIST
public:
explicit TextHandler(Fb2ReadHandler &owner, const QString &name, const QXmlAttributes &atts, const QString &tag, const QString &style = QString());
explicit TextHandler(TextHandler *parent, const QString &name, const QXmlAttributes &atts, const QString &tag, const QString &style = QString());
protected:
virtual NodeHandler * NewTag(const QString &name, const QXmlAttributes &atts);
virtual void TxtTag(const QString &text);
virtual void EndTag(const QString &name);
protected:
void Init(const QXmlAttributes &atts);
bool isNotes() const;
protected:
TextHandler *m_parent;
QString m_tag;
QString m_style;
};
class AnchorHandler : public TextHandler
{
public:
explicit AnchorHandler(TextHandler *parent, const QString &name, const QXmlAttributes &atts);
};
class ImageHandler : public TextHandler
{
public:
explicit ImageHandler(Fb2ReadHandler &owner, const QString &name, const QXmlAttributes &atts);
};
class BinaryHandler : public BaseHandler
{
public:
explicit BinaryHandler(Fb2ReadHandler &owner, const QString &name, const QXmlAttributes &atts);
protected:
virtual void TxtTag(const QString &text);
virtual void EndTag(const QString &name);
private:
QString m_file;
QString m_text;
};
protected:
virtual NodeHandler * CreateRoot(const QString &name, const QXmlAttributes &atts);
private:
void addFile(const QString &name, const QByteArray &data);
QString getFile(const QString &name);
private:
typedef QHash<QString, QString> StringHash;
Fb2ReadThread &m_thread;
QXmlStreamWriter &m_writer;
StringHash m_hash;
};
#endif // FB2READ_H
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