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#ifndef FB2XML_H
#define FB2XML_H
#include <QHash>
#include <QXmlDefaultHandler>
#include <QXmlStreamReader>
#include <QXmlStreamWriter>
#include "fb2logs.hpp"
#define FB2_BEGIN_KEYLIST private: enum Keyword {
#define FB2_END_KEYLIST None }; \
class KeywordHash : public QHash<QString, Keyword> { public: KeywordHash(); }; \
static Keyword toKeyword(const QString &name); private:
#define FB2_BEGIN_KEYHASH(x) \
x::Keyword x::toKeyword(const QString &name) \
{ \
static const KeywordHash map; \
KeywordHash::const_iterator i = map.find(name); \
return i == map.end() ? None : i.value(); \
} \
x::KeywordHash::KeywordHash() {
#define FB2_END_KEYHASH }
#define FB2_KEY(key,str) insert(str,key);
class FbXmlHandler : public QObject, public QXmlDefaultHandler
{
Q_OBJECT
public:
explicit FbXmlHandler();
virtual ~FbXmlHandler();
bool startElement(const QString &namespaceURI, const QString &localName, const QString &qName, const QXmlAttributes &attributes);
bool endElement(const QString &namespaceURI, const QString &localName, const QString &qName);
bool characters(const QString &str);
bool error(const QXmlParseException& exception);
bool warning(const QXmlParseException& exception);
bool fatalError(const QXmlParseException &exception);
QString errorString() const;
signals:
void log(const FbMessage &msg);
protected:
class NodeHandler
{
public:
static QString Value(const QXmlAttributes &attributes, const QString &name);
explicit NodeHandler(const QString &name)
: m_name(name), m_handler(0), m_closed(false) {}
virtual ~NodeHandler()
{ if (m_handler) delete m_handler; }
bool doStart(const QString &name, const QXmlAttributes &attributes);
bool doText(const QString &text);
bool doEnd(const QString &name, bool & found);
protected:
virtual NodeHandler * NewTag(const QString &name, const QXmlAttributes &attributes)
{ Q_UNUSED(name); Q_UNUSED(attributes); return NULL; }
virtual void TxtTag(const QString &text)
{ Q_UNUSED(text); }
virtual void EndTag(const QString &name)
{ Q_UNUSED(name); }
const QString & Name() const
{ return m_name; }
private:
const QString m_name;
NodeHandler * m_handler;
bool m_closed;
};
protected:
virtual NodeHandler * CreateRoot(const QString &name, const QXmlAttributes &attributes) = 0;
static bool isWhiteSpace(const QString &str);
protected:
NodeHandler * m_handler;
QString m_error;
};
#endif // FB2XML_H
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