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#ifndef _DOCHANDLER_H
#define _DOCHANDLER_H
#include <qstring.h>
#include <qlist.h>
#include <qxml.h>
#include "basehandler.h"
class DocNode
{
public:
enum Markup
{
Normal = 0x00,
Bold = 0x01,
Emphasis = 0x02,
ComputerOutput = 0x04,
Subscript = 0x08,
Superscript = 0x10,
SmallFont = 0x20,
Center = 0x40
};
enum NodeKind
{
Para,
Text,
MarkupModifier,
ItemizedList,
OrderedList,
ListItem
};
DocNode(NodeKind k) : m_kind(k) {}
virtual ~DocNode() {}
private:
NodeKind m_kind;
};
class TextNode : public DocNode
{
public:
TextNode(const QString &t,int markup)
: DocNode(Text), m_text(t), m_markup(markup) {}
private:
QString m_text;
int m_markup;
};
class MarkupModifierNode : public DocNode
{
public:
MarkupModifierNode(int markup,bool enabled)
: DocNode(MarkupModifier), m_markup(markup), m_enabled(enabled) {}
private:
int m_markup;
bool m_enabled;
};
class MarkupHandler : public BaseFallBackHandler<MarkupHandler>
{
public:
MarkupHandler(QList<DocNode> &children,QString &curString);
virtual ~MarkupHandler();
int markup() const { return m_curMarkup; }
virtual void startBold(const QXmlAttributes &attrib);
virtual void endBold();
virtual void startEmphasis(const QXmlAttributes &attrib);
virtual void endEmphasis();
virtual void startComputerOutput(const QXmlAttributes &attrib);
virtual void endComputerOutput();
virtual void startCenter(const QXmlAttributes &attrib);
virtual void endCenter();
virtual void startSmallFont(const QXmlAttributes &attrib);
virtual void endSmallFont();
virtual void startSubscript(const QXmlAttributes &attrib);
virtual void endSubscript();
virtual void startSuperscript(const QXmlAttributes &attrib);
virtual void endSuperscript();
private:
void addTextNode();
QList<DocNode> &m_children;
QString &m_curString;
int m_curMarkup;
};
class ListItemHandler : public DocNode, public BaseHandler<ListItemHandler>
{
public:
ListItemHandler(IBaseHandler *parent);
virtual ~ListItemHandler();
virtual void startListItem(const QXmlAttributes& attrib);
virtual void endListItem();
virtual void startParagraph(const QXmlAttributes& attrib);
private:
IBaseHandler *m_parent;
QList<DocNode> m_children;
};
class ListHandler : public DocNode, public BaseHandler<ListHandler>
{
public:
ListHandler(NodeKind k,IBaseHandler *parent);
virtual ~ListHandler();
virtual void startList(const QXmlAttributes& attrib);
virtual void endList();
virtual void startListItem(const QXmlAttributes& attrib);
private:
IBaseHandler *m_parent;
QList<DocNode> m_children;
};
class ParagraphHandler : public DocNode, public BaseHandler<ParagraphHandler>
{
public:
virtual void startParagraph(const QXmlAttributes& attrib);
virtual void endParagraph();
virtual void startItemizedList(const QXmlAttributes& attrib);
virtual void startOrderedList(const QXmlAttributes& attrib);
ParagraphHandler(IBaseHandler *parent);
virtual ~ParagraphHandler();
private:
void addTextNode();
IBaseHandler *m_parent;
QList<DocNode> m_children;
MarkupHandler *m_markupHandler;
};
class DocHandler : public BaseHandler<DocHandler>
{
public:
virtual void startDoc(const QXmlAttributes& attrib);
virtual void endDoc();
virtual void startParagraph(const QXmlAttributes& attrib);
DocHandler(IBaseHandler *parent);
virtual ~DocHandler();
private:
IBaseHandler *m_parent;
QList<DocNode> m_children;
};
#endif
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