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kdelibs'HTMLCollectionImpl (./kdelibs/khtml/html/html_miscimpl.h:52)

class HTMLCollectionImpl : public DomShared
{
public:
    enum Type {
	// from HTMLDocument
	DOC_IMAGES,    // all IMG elements in the document
	DOC_APPLETS,   // all OBJECT and APPLET elements
	DOC_FORMS,     // all FORMS 
	DOC_LINKS,     // all A _and_ AREA elements with a value for href
	DOC_ANCHORS,      // all A elements with a value for name
	// from HTMLTable, HTMLTableSection, HTMLTableRow
	TABLE_ROWS,    // all rows in this table or tablesection
	TABLE_TBODIES, // all TBODY elements in this table
	TSECTION_ROWS, // all rows elements in this table section
	TR_CELLS,      // all CELLS in this row
	// from FORM
	FORM_ELEMENTS,
	// from SELECT
	SELECT_OPTIONS,
	// from HTMLMap
	MAP_AREAS
    };

    HTMLCollectionImpl(NodeImpl *_base, int _tagId);

    ~HTMLCollectionImpl();
    unsigned long length() const;
    NodeImpl *item ( unsigned long index ) const;
    NodeImpl *namedItem ( const DOMString &name ) const;

protected:
    unsigned long calcLength(NodeImpl *current) const;
    NodeImpl *getItem(NodeImpl *current, int index, int &pos) const;
    NodeImpl *getNamedItem( NodeImpl *current, int attr_id, 
			    const DOMString &name ) const;
   // the base node, the collection refers to
    NodeImpl *base;
    // The collection list the following elements
    int type;
    
};

}; //namespace

kdelibs'HTMLCollectionImpl::HTMLCollectionImpl() (./kdelibs/khtml/html/html_miscimpl.cpp:56)

HTMLCollectionImpl::HTMLCollectionImpl(NodeImpl *_base, int _type)
{
    base = _base;
    base->ref();
    type = _type;
}

kdelibs'HTMLCollectionImpl::~HTMLCollectionImpl() (./kdelibs/khtml/html/html_miscimpl.cpp:63)

HTMLCollectionImpl::~HTMLCollectionImpl()
{
    base->deref();
}

kdelibs'HTMLCollectionImpl::calcLength() (./kdelibs/khtml/html/html_miscimpl.cpp:68)

unsigned long HTMLCollectionImpl::calcLength(NodeImpl *current) const
{
    unsigned long len = 0;
    while(current)
    {
	if(!current->isTextNode())
	{
	    bool deep = true;
	    HTMLElementImpl *e = static_cast<HTMLElementImpl *>(current);
	    switch(type)
	    {
	    case DOC_IMAGES:
		if(e->id() == ID_IMG)
		    len++;
		break;
	    case DOC_FORMS:
		if(e->id() == ID_FORM)
		    len++;
		break;
	    case TABLE_TBODIES:
		if(e->id() == ID_TBODY)
		    len++;
		else if(e->id() == ID_TABLE)
		    deep = false;
		break;
	    case TR_CELLS:
		if(e->id() == ID_TD)
		    len++;
		else if(e->id() == ID_TABLE)
		    deep = false;
		break;
	    case TABLE_ROWS:
	    case TSECTION_ROWS:
		if(e->id() == ID_TR || e->id() == ID_TH)
		    len++;
		else if(e->id() == ID_TABLE)
		    deep = false;
		break;
	    case SELECT_OPTIONS:
		if(e->id() == ID_OPTION)
		    len++;
		break;
	    case MAP_AREAS:
		if(e->id() == ID_AREA)
		    len++;
		break;
	    case FORM_ELEMENTS:
		switch(e->id())
		{
		case ID_INPUT:
		case ID_BUTTON:
		case ID_SELECT:
		case ID_TEXTAREA:
		case ID_ISINDEX:
		    //case ID_LABEL: // ### does it really belong here???
		    len++;
		    break;
		default:
		    break;
		}
		break;
	    case DOC_APPLETS:   // all OBJECT and APPLET elements
		if(e->id() == ID_OBJECT || e->id() == ID_APPLET)
		    len++;
		break;
	    case DOC_LINKS:     // all A _and_ AREA elements with a value for href
		if(e->id() == ID_A || e->id() == ID_AREA)
		    if(e->getAttribute(ATTR_HREF) != 0)
			len++;
		break;
	    case DOC_ANCHORS:      // all A elements with a value for name
		if(e->id() == ID_A)
		    if(e->getAttribute(ATTR_NAME) != 0)
			len++;
		break;
	    default:
		kdDebug( 6030 ) << "Error in HTMLCollection, wrong tagId!" << endl;
	    }
	    if(deep && current->firstChild())
		len += calcLength(current->firstChild());
	}
	current = current->nextSibling();
    }
    return len;
}

// since the collections are to be "live", we have to do the
// calculation every time...

kdelibs'HTMLCollectionImpl::length() (./kdelibs/khtml/html/html_miscimpl.cpp:156)

unsigned long HTMLCollectionImpl::length() const
{
    return calcLength(base->firstChild());
}

kdelibs'HTMLCollectionImpl::getItem() (./kdelibs/khtml/html/html_miscimpl.cpp:161)

NodeImpl *HTMLCollectionImpl::getItem(NodeImpl *current, int index, int &len) const
{
    while(current)
    {
	if(!current->isTextNode())
	{
	    bool deep = true;
	    HTMLElementImpl *e = static_cast<HTMLElementImpl *>(current);
	    switch(type)
	    {
	    case DOC_IMAGES:
		if(e->id() == ID_IMG)
		    len++;
		break;
	    case DOC_FORMS:
		if(e->id() == ID_FORM)
		    len++;
		break;
	    case TABLE_TBODIES:
		if(e->id() == ID_TBODY)
		    len++;
		else if(e->id() == ID_TABLE)
		    deep = false;
		break;
	    case TR_CELLS:
		if(e->id() == ID_TD)
		    len++;
		else if(e->id() == ID_TABLE)
		    deep = false;
		break;
	    case TABLE_ROWS:
	    case TSECTION_ROWS:
		if(e->id() == ID_TR || e->id() == ID_TH)
		    len++;
		else if(e->id() == ID_TABLE)
		    deep = false;
		break;
	    case SELECT_OPTIONS:
		if(e->id() == ID_OPTION)
		    len++;
		break;
	    case MAP_AREAS:
		if(e->id() == ID_AREA)
		    len++;
		break;
	    case FORM_ELEMENTS:
		switch(e->id())
		{
		case ID_INPUT:
		case ID_BUTTON:
		case ID_SELECT:
		case ID_TEXTAREA:
		case ID_ISINDEX:
		    //case ID_LABEL: // ### does it really belong here???
		    len++;
		    break;
		default:
		    break;
		}
		break;
	    case DOC_APPLETS:   // all OBJECT and APPLET elements
		if(e->id() == ID_OBJECT || e->id() == ID_APPLET)
		    len++;
		break;
	    case DOC_LINKS:     // all A _and_ AREA elements with a value for href
		if(e->id() == ID_A || e->id() == ID_AREA)
		    if(e->getAttribute(ATTR_HREF) != 0)
			len++;
		break;
	    case DOC_ANCHORS:      // all A elements with a value for name
		if(e->id() == ID_A)
		    if(e->getAttribute(ATTR_NAME) != 0)
			len++;
		break;
	    default:
		kdDebug( 6030 ) << "Error in HTMLCollection, wrong tagId!" << endl;
	    }
	    if(len == (index + 1)) return current;
	    NodeImpl *retval=0;
	    if(deep && current->firstChild())
		retval = getItem(current->firstChild(), index, len);
	    if(retval) return retval;
	}
	current = current->nextSibling();
    }
    return 0;
}

kdelibs'HTMLCollectionImpl::item() (./kdelibs/khtml/html/html_miscimpl.cpp:249)

NodeImpl *HTMLCollectionImpl::item( unsigned long index ) const
{
    int pos = 0;
    return getItem(base->firstChild(), index, pos);
}

kdelibs'HTMLCollectionImpl::getNamedItem() (./kdelibs/khtml/html/html_miscimpl.cpp:255)

NodeImpl *HTMLCollectionImpl::getNamedItem( NodeImpl *current, int attr_id,
					    const DOMString &name ) const
{


    while(current)
    {
	if(!current->isTextNode())
	{
	    bool deep = true;
	    bool check = false;
	    HTMLElementImpl *e = static_cast<HTMLElementImpl *>(current);
	    switch(type)
	    {
	    case DOC_IMAGES:
		if(e->id() == ID_IMG)
		    check = true;
		break;
	    case DOC_FORMS:
		if(e->id() == ID_FORM)
		    check = true;
		break;
	    case TABLE_TBODIES:
		if(e->id() == ID_TBODY)
		    check = true;
		else if(e->id() == ID_TABLE)
		    deep = false;
		break;
	    case TR_CELLS:
		if(e->id() == ID_TD)
		    check = true;
		else if(e->id() == ID_TABLE)
		    deep = false;
		break;
	    case TABLE_ROWS:
	    case TSECTION_ROWS:
		if(e->id() == ID_TR || e->id() == ID_TH)
		    check = true;
		else if(e->id() == ID_TABLE)
		    deep = false;
		break;
	    case SELECT_OPTIONS:
		if(e->id() == ID_OPTION)
		    check = true;
		break;
	    case MAP_AREAS:
		if(e->id() == ID_AREA)
		    check = true;
		break;
	    case FORM_ELEMENTS:
		switch(e->id())
		{
		case ID_INPUT:
		case ID_BUTTON:
		case ID_SELECT:
		case ID_TEXTAREA:
		case ID_ISINDEX:
		    //case ID_LABEL: // ### does it really belong here???
		    check = true;
		    break;
		default:
		    break;
		}
		break;
	    case DOC_APPLETS:   // all OBJECT and APPLET elements
		if(e->id() == ID_OBJECT || e->id() == ID_APPLET)
		    check = true;
		break;
	    case DOC_LINKS:     // all A _and_ AREA elements with a value for href
		if(e->id() == ID_A || e->id() == ID_AREA)
		    if(e->getAttribute(ATTR_HREF) != 0)
			check = true;
		break;
	    case DOC_ANCHORS:      // all A elements with a value for name
		if(e->id() == ID_A)
		    if(e->getAttribute(ATTR_NAME) != 0)
			check = true;
		break;
	    default:
		kdDebug( 6030 ) << "Error in HTMLCollection, wrong tagId!" << endl;
	    }
	    if(check && e->getAttribute(attr_id) == name)
	    {
		kdDebug( 6030 ) << "found node: " << e << " " << current << " " << e->id() << endl;
		return current;
	    }
	    NodeImpl *retval = 0;
	    if(deep && current->firstChild())
		retval = getNamedItem(current->firstChild(), attr_id, name);
	    if(retval) 
	    {	
		kdDebug( 6030 ) << "got a return value " << retval << endl;
		return retval;
	    }
	}
	current = current->nextSibling();
    }
    return 0;
}

kdelibs'HTMLCollectionImpl::namedItem() (./kdelibs/khtml/html/html_miscimpl.cpp:355)

NodeImpl *HTMLCollectionImpl::namedItem( const DOMString &name ) const
{
    NodeImpl *n;
    n = getNamedItem(base->firstChild(), ATTR_ID, name);
    if(n) return n;
    return getNamedItem(base->firstChild(), ATTR_NAME, name);
}