NodeImpl *HTMLCollectionImpl::getNamedItem( NodeImpl *current, int attr_id,
const DOMString &name ) const
{
if(name.isEmpty())
return 0;
while(current)
{
if(current->nodeType() == Node::ELEMENT_NODE)
{
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 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->hasID() )
check = true;
else if(e->id() == ID_A)
if(e->getAttribute(ATTR_NAME) != 0)
check = true;
break;
case DOC_ALL:
check = true;
break;
default:
kdDebug( 6030 ) << "Error in HTMLCollection, wrong tagId!" << endl;
break;
}
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;
}
unsigned long HTMLCollectionImpl::calcLength(NodeImpl *current) const
{
unsigned long len = 0;
while(current)
{
if(current->nodeType() == Node::ELEMENT_NODE)
{
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 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 and all elements with an id attribute
if ( e->hasID() )
len++;
else if(e->id() == ID_A) {
if(e->getAttribute(ATTR_NAME) != 0)
len++;
}
break;
case DOC_ALL: // "all" elements
len++;
break;
default:
kdDebug( 6030 ) << "Error in HTMLCollection, wrong tagId!" << endl;
}
if(deep && current->firstChild())
len += calcLength(current->firstChild());
}
current = current->nextSibling();
}
return len;
}
NodeImpl *HTMLCollectionImpl::getItem(NodeImpl *current, int index, int &len) const
{
while(current)
{
if(current->nodeType() == Node::ELEMENT_NODE)
{
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 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 or an id attribute
if( e->hasID() )
len++;
else if(e->id() == ID_A)
if(e->getAttribute(ATTR_NAME) != 0)
len++;
break;
case DOC_ALL:
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;
}
