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/*
* This file is part of the KDE libraries
* Copyright (C) 2001 Peter Kelly (pmk@post.com)
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef _KJS_TRAVERSAL_H_
#define _KJS_TRAVERSAL_H_
#include "ecma/kjs_dom.h"
#include "dom/dom2_traversal.h"
namespace KJS {
class DOMNodeIterator : public DOMObject {
public:
DOMNodeIterator(ExecState *exec, DOM::NodeIterator ni);
~DOMNodeIterator();
virtual Value tryGet(ExecState *exec,const Identifier &p) const;
Value getValueProperty(ExecState *exec, int token) const;
// no put - all read-only
virtual const ClassInfo* classInfo() const { return &info; }
static const ClassInfo info;
enum { Filter, Root, WhatToShow, ExpandEntityReferences,
NextNode, PreviousNode, Detach };
DOM::NodeIterator toNodeIterator() const { return nodeIterator; }
protected:
DOM::NodeIterator nodeIterator;
};
// Constructor object NodeFilter
class NodeFilterConstructor : public DOMObject {
public:
NodeFilterConstructor(ExecState *);
virtual Value tryGet(ExecState *exec,const Identifier &p) const;
Value getValueProperty(ExecState *exec, int token) const;
// no put - all read-only
virtual const ClassInfo* classInfo() const { return &info; }
static const ClassInfo info;
};
class DOMNodeFilter : public DOMObject {
public:
DOMNodeFilter(ExecState *exec, DOM::NodeFilter nf);
~DOMNodeFilter();
// no put - all read-only
virtual const ClassInfo* classInfo() const { return &info; }
static const ClassInfo info;
virtual DOM::NodeFilter toNodeFilter() const { return nodeFilter; }
enum { AcceptNode };
protected:
DOM::NodeFilter nodeFilter;
};
class DOMTreeWalker : public DOMObject {
public:
DOMTreeWalker(ExecState *exec, DOM::TreeWalker tw);
~DOMTreeWalker();
virtual Value tryGet(ExecState *exec,const Identifier &p) const;
Value getValueProperty(ExecState *exec, int token) const;
virtual void tryPut(ExecState *exec, const Identifier &propertyName,
const Value& value, int attr = None);
virtual const ClassInfo* classInfo() const { return &info; }
static const ClassInfo info;
enum { Root, WhatToShow, Filter, ExpandEntityReferences, CurrentNode,
ParentNode, FirstChild, LastChild, PreviousSibling, NextSibling,
PreviousNode, NextNode };
DOM::TreeWalker toTreeWalker() const { return treeWalker; }
protected:
DOM::TreeWalker treeWalker;
};
Value getDOMNodeIterator(ExecState *exec, DOM::NodeIterator ni);
Value getNodeFilterConstructor(ExecState *exec);
Value getDOMNodeFilter(ExecState *exec, DOM::NodeFilter nf);
Value getDOMTreeWalker(ExecState *exec, DOM::TreeWalker tw);
/**
* Convert an object to a NodeFilter. Returns a null Node if not possible.
*/
DOM::NodeFilter toNodeFilter(const Value&);
class JSNodeFilter : public DOM::CustomNodeFilter {
public:
JSNodeFilter(Object & _filter);
virtual ~JSNodeFilter();
virtual short acceptNode (const DOM::Node &n);
protected:
Object filter;
};
} // namespace
#endif
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