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-rw-r--r--khtml/html/html_elementimpl.cpp685
1 files changed, 0 insertions, 685 deletions
diff --git a/khtml/html/html_elementimpl.cpp b/khtml/html/html_elementimpl.cpp
index a5931cd41..e69de29bb 100644
--- a/khtml/html/html_elementimpl.cpp
+++ b/khtml/html/html_elementimpl.cpp
@@ -1,685 +0,0 @@
-// -*- c-basic-offset: 4; -*-
-/**
- * This file is part of the DOM implementation for KDE.
- *
- * Copyright (C) 1999 Lars Knoll (knoll@kde.org)
- * (C) 1999 Antti Koivisto (koivisto@kde.org)
- * (C) 2003 Dirk Mueller (mueller@kde.org)
- * Copyright (C) 2002 Apple Computer, Inc.
- *
- * 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; see the file COPYING.LIB. If not, write to
- * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
- * Boston, MA 02110-1301, USA.
- *
- */
-// -------------------------------------------------------------------------
-//#define DEBUG
-//#define DEBUG_LAYOUT
-//#define PAR_DEBUG
-//#define EVENT_DEBUG
-//#define UNSUPPORTED_ATTR
-
-#include "html/dtd.h"
-#include "html/html_elementimpl.h"
-#include "html/html_documentimpl.h"
-#include "html/htmltokenizer.h"
-
-#include "misc/htmlhashes.h"
-
-#include "khtmlview.h"
-#include "khtml_part.h"
-
-#include "rendering/render_object.h"
-#include "rendering/render_replaced.h"
-#include "css/css_valueimpl.h"
-#include "css/css_stylesheetimpl.h"
-#include "css/cssproperties.h"
-#include "css/cssvalues.h"
-#include "xml/dom_textimpl.h"
-#include "xml/dom2_eventsimpl.h"
-
-#include <kdebug.h>
-#include <kglobal.h>
-#include "html_elementimpl.h"
-
-using namespace DOM;
-using namespace khtml;
-
-HTMLElementImpl::HTMLElementImpl(DocumentImpl *doc)
- : ElementImpl( doc )
-{
- m_htmlCompat = doc && doc->htmlMode() != DocumentImpl::XHtml;
-}
-
-HTMLElementImpl::~HTMLElementImpl()
-{
-}
-
-bool HTMLElementImpl::isInline() const
-{
- if (renderer())
- return ElementImpl::isInline();
-
- switch(id()) {
- case ID_A:
- case ID_FONT:
- case ID_TT:
- case ID_U:
- case ID_B:
- case ID_I:
- case ID_S:
- case ID_STRIKE:
- case ID_BIG:
- case ID_SMALL:
-
- // %phrase
- case ID_EM:
- case ID_STRONG:
- case ID_DFN:
- case ID_CODE:
- case ID_SAMP:
- case ID_KBD:
- case ID_VAR:
- case ID_CITE:
- case ID_ABBR:
- case ID_ACRONYM:
-
- // %special
- case ID_SUB:
- case ID_SUP:
- case ID_SPAN:
- case ID_NOBR:
- case ID_WBR:
- return true;
-
- default:
- return ElementImpl::isInline();
- }
-}
-
-DOMString HTMLElementImpl::namespaceURI() const
-{
- return (!m_htmlCompat) ?
- DOMString(XHTML_NAMESPACE) : DOMString();
-}
-
-
-DOMString HTMLElementImpl::localName() const
-{
- // We only have a localName if we were created by createElementNS(), in which
- // case we are an XHTML element. This also means we have a lowercase name.
- if (!m_htmlCompat) // XHTML == not HTMLCompat
- {
- NodeImpl::Id _id = id();
- DOMString tn;
- if ( _id >= ID_LAST_TAG )
- tn = getDocument()->getName(ElementId, _id);
- else // HTML tag
- tn = getTagName( _id );
- return tn; // lowercase already
- }
- // createElement() always returns elements with a null localName.
- else
- return DOMString();
-}
-
-DOMString HTMLElementImpl::tagName() const
-{
- DOMString tn;
- NodeImpl::Id _id = id();
- if ( _id >= ID_LAST_TAG )
- tn = getDocument()->getName(ElementId, _id);
- else // HTML tag
- tn = getTagName( _id );
-
- if ( m_htmlCompat )
- tn = tn.upper();
-
- if (m_prefix)
- return DOMString(m_prefix) + ":" + tn;
-
- return tn;
-}
-
-void HTMLElementImpl::parseAttribute(AttributeImpl *attr)
-{
- DOMString indexstring;
- switch( attr->id() )
- {
- case ATTR_ALIGN:
- if (attr->val()) {
- if ( strcasecmp(attr->value(), "middle" ) == 0 )
- addCSSProperty( CSS_PROP_TEXT_ALIGN, CSS_VAL_CENTER );
- else
- addCSSProperty(CSS_PROP_TEXT_ALIGN, attr->value().lower());
- }
- else
- removeCSSProperty(CSS_PROP_TEXT_ALIGN);
- break;
-// the core attributes...
- case ATTR_ID:
- // unique id
- setHasID();
- getDocument()->incDOMTreeVersion();
- break;
- case ATTR_CLASS:
- if (attr->val()) {
- DOMString v = attr->value();
- const TQChar* s = v.tqunicode();
- int l = v.length();
- while( l && !s->isSpace() )
- l--,s++;
- setHasClassList(l);
- setHasClass(true);
- } else {
- setHasClassList(false);
- setHasClass(false);
- }
- break;
- case ATTR_NAME:
- getDocument()->incDOMTreeVersion();
- break;
- case ATTR_STYLE:
- if (m_styleDecls)
- m_styleDecls->removeCSSHints();
- else
- createDecl();
- m_styleDecls->setProperty(attr->value());
- setChanged();
- break;
- case ATTR_TABINDEX:
- indexstring=getAttribute(ATTR_TABINDEX);
- if (indexstring.length())
- setTabIndex(indexstring.toInt());
- break;
-// i18n attributes
- case ATTR_LANG:
- break;
- case ATTR_DIR:
- addCSSProperty(CSS_PROP_DIRECTION, attr->value().lower());
- addCSSProperty(CSS_PROP_UNICODE_BIDI, CSS_VAL_EMBED);
- break;
-// standard events
- case ATTR_ONCLICK:
- setHTMLEventListener(EventImpl::KHTML_ECMA_CLICK_EVENT,
- getDocument()->createHTMLEventListener(attr->value().string(), "onclick", this));
- break;
- case ATTR_ONDBLCLICK:
- setHTMLEventListener(EventImpl::KHTML_ECMA_DBLCLICK_EVENT,
- getDocument()->createHTMLEventListener(attr->value().string(), "ondblclick", this));
- break;
- case ATTR_ONMOUSEDOWN:
- setHTMLEventListener(EventImpl::MOUSEDOWN_EVENT,
- getDocument()->createHTMLEventListener(attr->value().string(), "onmousedown", this));
- break;
- case ATTR_ONMOUSEMOVE:
- setHTMLEventListener(EventImpl::MOUSEMOVE_EVENT,
- getDocument()->createHTMLEventListener(attr->value().string(), "onmousemove", this));
- break;
- case ATTR_ONMOUSEOUT:
- setHTMLEventListener(EventImpl::MOUSEOUT_EVENT,
- getDocument()->createHTMLEventListener(attr->value().string(), "onmouseout", this));
- break;
- case ATTR_ONMOUSEOVER:
- setHTMLEventListener(EventImpl::MOUSEOVER_EVENT,
- getDocument()->createHTMLEventListener(attr->value().string(), "onmouseover", this));
- break;
- case ATTR_ONMOUSEUP:
- setHTMLEventListener(EventImpl::MOUSEUP_EVENT,
- getDocument()->createHTMLEventListener(attr->value().string(), "onmouseup", this));
- break;
- case ATTR_ONKEYDOWN:
- setHTMLEventListener(EventImpl::KEYDOWN_EVENT,
- getDocument()->createHTMLEventListener(attr->value().string(), "onkeydown", this));
- break;
- case ATTR_ONKEYPRESS:
- setHTMLEventListener(EventImpl::KEYPRESS_EVENT,
- getDocument()->createHTMLEventListener(attr->value().string(), "onkeypress", this));
- break;
- case ATTR_ONKEYUP:
- setHTMLEventListener(EventImpl::KEYUP_EVENT,
- getDocument()->createHTMLEventListener(attr->value().string(), "onkeyup", this));
- break;
- case ATTR_ONFOCUS:
- setHTMLEventListener(EventImpl::FOCUS_EVENT,
- getDocument()->createHTMLEventListener(attr->value().string(), "onfocus", this));
- break;
- case ATTR_ONBLUR:
- setHTMLEventListener(EventImpl::BLUR_EVENT,
- getDocument()->createHTMLEventListener(attr->value().string(), "onblur", this));
- break;
- case ATTR_ONSCROLL:
- setHTMLEventListener(EventImpl::SCROLL_EVENT,
- getDocument()->createHTMLEventListener(attr->value().string(), "onscroll", this));
- break;
-// other misc attributes
- default:
-#ifdef UNSUPPORTED_ATTR
- kdDebug(6030) << "UATTR: <" << this->nodeName().string() << "> ["
- << attr->name().string() << "]=[" << attr->value().string() << "]" << endl;
-#endif
- break;
- }
-}
-
-void HTMLElementImpl::recalcStyle( StyleChange ch )
-{
- ElementImpl::recalcStyle( ch );
-
- if (m_render /*&& changed*/)
- m_render->updateFromElement();
-}
-
-void HTMLElementImpl::addCSSProperty(int id, const DOMString &value)
-{
- if(!m_styleDecls) createDecl();
- m_styleDecls->setProperty(id, value, false, true);
- setChanged();
-}
-
-void HTMLElementImpl::addCSSProperty(int id, int value)
-{
- if(!m_styleDecls) createDecl();
- m_styleDecls->setProperty(id, value, false, true);
- setChanged();
-}
-
-void HTMLElementImpl::addCSSLength(int id, const DOMString &value, bool numOnly, bool multiLength)
-{
- if(!m_styleDecls) createDecl();
-
- // strip attribute garbage to avoid CSS parsing errors
- // ### create specialized hook that avoids parsing every
- // value twice!
- if ( value.implementation() ) {
- // match \s*[+-]?\d*(\.\d*)?[%\*]?
- unsigned i = 0, j = 0;
- TQChar* s = value.implementation()->s;
- unsigned l = value.implementation()->l;
-
- while (i < l && s[i].isSpace())
- ++i;
- if (i < l && (s[i] == '+' || s[i] == '-'))
- ++i;
- while (i < l && s[i].isDigit())
- ++i,++j;
-
- // no digits!
- if (j == 0) return;
-
- int v = kClamp( TQConstString(s, i).string().toInt(), -8192, 8191 ) ;
- const char* suffix = "px";
- if (!numOnly || multiLength) {
- // look if we find a % or *
- while (i < l) {
- if (multiLength && s[i] == '*') {
- suffix = "";
- break;
- }
- if (s[i] == '%') {
- suffix = "%";
- break;
- }
- ++i;
- }
- }
- if (numOnly) suffix = "";
-
- TQString ns = TQString::number(v) + suffix;
- m_styleDecls->setLengthProperty( id, DOMString( ns ), false, true, multiLength );
- setChanged();
- return;
- }
-
- m_styleDecls->setLengthProperty(id, value, false, true, multiLength);
- setChanged();
-}
-
-static inline bool isHexDigit( const TQChar &c ) {
- return ( c >= '0' && c <= '9' ) ||
- ( c >= 'a' && c <= 'f' ) ||
- ( c >= 'A' && c <= 'F' );
-}
-
-static inline int toHex( const TQChar &c ) {
- return ( (c >= '0' && c <= '9')
- ? (c.tqunicode() - '0')
- : ( ( c >= 'a' && c <= 'f' )
- ? (c.tqunicode() - 'a' + 10)
- : ( ( c >= 'A' && c <= 'F' )
- ? (c.tqunicode() - 'A' + 10)
- : -1 ) ) );
-}
-
-/* color parsing that tries to match as close as possible IE 6. */
-void HTMLElementImpl::addHTMLColor( int id, const DOMString &c )
-{
- if(!m_styleDecls) createDecl();
-
- // this is the only case no color gets applied in IE.
- if ( !c.length() ) {
- removeCSSProperty(id);
- return;
- }
-
- if ( m_styleDecls->setProperty(id, c, false, true) )
- return;
-
- TQString color = c.string();
- // not something that fits the specs.
-
- // we're emulating IEs color parser here. It maps transparent to black, otherwise it tries to build a rgb value
- // out of everyhting you put in. The algorithm is experimentally determined, but seems to work for all test cases I have.
-
- // the length of the color value is rounded up to the next
- // multiple of 3. each part of the rgb triple then gets one third
- // of the length.
- //
- // Each triplet is parsed byte by byte, mapping
- // each number to a hex value (0-9a-fA-F to their values
- // everything else to 0).
- //
- // The highest non zero digit in all triplets is remembered, and
- // used as a normalization point to normalize to values between 0
- // and 255.
-
- if ( color.lower() != "transparent" ) {
- if ( color[0] == '#' )
- color.remove( 0, 1 );
- int basicLength = (color.length() + 2) / 3;
- if ( basicLength > 1 ) {
- // IE ignores colors with three digits or less
-// qDebug("trying to fix up color '%s'. basicLength=%d, length=%d",
-// color.latin1(), basicLength, color.length() );
- int colors[3] = { 0, 0, 0 };
- int component = 0;
- int pos = 0;
- int maxDigit = basicLength-1;
- while ( component < 3 ) {
- // search forward for digits in the string
- int numDigits = 0;
- while ( pos < (int)color.length() && numDigits < basicLength ) {
- int hex = toHex( color[pos] );
- colors[component] = (colors[component] << 4);
- if ( hex > 0 ) {
- colors[component] += hex;
- maxDigit = kMin( maxDigit, numDigits );
- }
- numDigits++;
- pos++;
- }
- while ( numDigits++ < basicLength )
- colors[component] <<= 4;
- component++;
- }
- maxDigit = basicLength - maxDigit;
-// qDebug("color is %x %x %x, maxDigit=%d", colors[0], colors[1], colors[2], maxDigit );
-
- // normalize to 00-ff. The highest filled digit counts, minimum is 2 digits
- maxDigit -= 2;
- colors[0] >>= 4*maxDigit;
- colors[1] >>= 4*maxDigit;
- colors[2] >>= 4*maxDigit;
-// qDebug("normalized color is %x %x %x", colors[0], colors[1], colors[2] );
- // assert( colors[0] < 0x100 && colors[1] < 0x100 && colors[2] < 0x100 );
-
- color.sprintf("#%02x%02x%02x", colors[0], colors[1], colors[2] );
-// qDebug( "trying to add fixed color string '%s'", color.latin1() );
- if ( m_styleDecls->setProperty(id, DOMString(color), false, true) )
- return;
- }
- }
- m_styleDecls->setProperty(id, CSS_VAL_BLACK, false, true);
-}
-
-void HTMLElementImpl::removeCSSProperty(int id)
-{
- if(!m_styleDecls)
- return;
- m_styleDecls->setParent(getDocument()->elementSheet());
- m_styleDecls->removeProperty(id, true /*nonCSSHint */);
- setChanged();
-}
-
-DOMString HTMLElementImpl::innerHTML() const
-{
- TQString result; //Use TQString to accumulate since DOMString is poor for appends
- for (NodeImpl *child = firstChild(); child != NULL; child = child->nextSibling()) {
- DOMString kid = child->toString();
- result += TQConstString(kid.tqunicode(), kid.length()).string();
- }
- return result;
-}
-
-DOMString HTMLElementImpl::innerText() const
-{
- TQString text = "";
- if(!firstChild())
- return text;
-
- const NodeImpl *n = this;
- // find the next text/image after the anchor, to get a position
- while(n) {
- if(n->firstChild())
- n = n->firstChild();
- else if(n->nextSibling())
- n = n->nextSibling();
- else {
- NodeImpl *next = 0;
- while(!next) {
- n = n->parentNode();
- if(!n || n == (NodeImpl *)this ) goto end;
- next = n->nextSibling();
- }
- n = next;
- }
- if(n->isTextNode() ) {
- DOMStringImpl* data = static_cast<const TextImpl *>(n)->string();
- text += TQConstString(data->s, data->l).string();
- }
- }
- end:
- return text;
-}
-
-DocumentFragment HTMLElementImpl::createContextualFragment( const DOMString &html )
-{
- // the following is in accordance with the definition as used by IE
- if( endTag[id()] == FORBIDDEN )
- return DocumentFragment();
- // IE disallows innerHTML on inline elements.
- // I don't see why we should have this restriction, as our
- // dhtml engine can cope with it. Lars
- //if ( isInline() ) return false;
- switch( id() ) {
- case ID_COL:
- case ID_COLGROUP:
- case ID_FRAMESET:
- case ID_HEAD:
- case ID_TABLE:
- case ID_TBODY:
- case ID_TFOOT:
- case ID_THEAD:
- case ID_TITLE:
- return DocumentFragment();
- default:
- break;
- }
- if ( !getDocument()->isHTMLDocument() )
- return DocumentFragment();
-
- DocumentFragmentImpl* fragment = new DocumentFragmentImpl( docPtr() );
- DocumentFragment f( fragment );
- {
- HTMLTokenizer tok( docPtr(), fragment );
- tok.begin();
- tok.write( html.string(), true );
- tok.end();
- }
-
- // Exceptions are ignored because none ought to happen here.
- int ignoredExceptionCode;
-
- // we need to pop <html> and <body> elements and remove <head> to
- // accomadate folks passing complete HTML documents to make the
- // child of an element.
- for ( NodeImpl* node = fragment->firstChild(); node; ) {
- if (node->id() == ID_HTML || node->id() == ID_BODY) {
- NodeImpl* firstChild = node->firstChild();
- NodeImpl* child = firstChild;
- while ( child ) {
- NodeImpl *nextChild = child->nextSibling();
- fragment->insertBefore(child, node, ignoredExceptionCode);
- child = nextChild;
- }
- if ( !firstChild ) {
- NodeImpl *nextNode = node->nextSibling();
- fragment->removeChild(node, ignoredExceptionCode);
- node = nextNode;
- } else {
- fragment->removeChild(node, ignoredExceptionCode);
- node = firstChild;
- }
- } else if (node->id() == ID_HEAD) {
- NodeImpl *nextNode = node->nextSibling();
- fragment->removeChild(node, ignoredExceptionCode);
- node = nextNode;
- } else {
- node = node->nextSibling();
- }
- }
-
- return f;
-}
-
-void HTMLElementImpl::setInnerHTML( const DOMString &html, int &exceptioncode )
-{
- // Works line innerText in Gecko
- // ### test if needed for ID_SCRIPT as well.
- if ( id() == ID_STYLE ) {
- setInnerText(html, exceptioncode);
- return;
- }
-
- DocumentFragment fragment = createContextualFragment( html );
- if ( fragment.isNull() ) {
- exceptioncode = DOMException::NO_MODIFICATION_ALLOWED_ERR;
- return;
- }
-
- // Make sure adding the new child is ok, before removing all children (#96187)
- checkAddChild( fragment.handle(), exceptioncode );
- if ( exceptioncode )
- return;
-
- removeChildren();
- appendChild( fragment.handle(), exceptioncode );
-}
-
-void HTMLElementImpl::setInnerText( const DOMString &text, int& exceptioncode )
-{
- // following the IE specs.
- if( endTag[id()] == FORBIDDEN ) {
- exceptioncode = DOMException::NO_MODIFICATION_ALLOWED_ERR;
- return;
- }
- // IE disallows innerHTML on inline elements. I don't see why we should have this restriction, as our
- // dhtml engine can cope with it. Lars
- //if ( isInline() ) return false;
- switch( id() ) {
- case ID_COL:
- case ID_COLGROUP:
- case ID_FRAMESET:
- case ID_HEAD:
- case ID_HTML:
- case ID_TABLE:
- case ID_TBODY:
- case ID_TFOOT:
- case ID_THEAD:
- case ID_TR:
- exceptioncode = DOMException::NO_MODIFICATION_ALLOWED_ERR;
- return;
- default:
- break;
- }
-
- removeChildren();
-
- TextImpl *t = new TextImpl( docPtr(), text.implementation() );
- appendChild( t, exceptioncode );
-}
-
-void HTMLElementImpl::addHTMLAlignment( DOMString tqalignment )
-{
- //qDebug("tqalignment is %s", tqalignment.string().latin1() );
- // vertical tqalignment with respect to the current baseline of the text
- // right or left means floating images
- int propfloat = -1;
- int propvalign = -1;
- if ( strcasecmp( tqalignment, "absmiddle" ) == 0 ) {
- propvalign = CSS_VAL_MIDDLE;
- } else if ( strcasecmp( tqalignment, "absbottom" ) == 0 ) {
- propvalign = CSS_VAL_BOTTOM;
- } else if ( strcasecmp( tqalignment, "left" ) == 0 ) {
- propfloat = CSS_VAL_LEFT;
- propvalign = CSS_VAL_TOP;
- } else if ( strcasecmp( tqalignment, "right" ) == 0 ) {
- propfloat = CSS_VAL_RIGHT;
- propvalign = CSS_VAL_TOP;
- } else if ( strcasecmp( tqalignment, "top" ) == 0 ) {
- propvalign = CSS_VAL_TOP;
- } else if ( strcasecmp( tqalignment, "middle" ) == 0 ) {
- propvalign = CSS_VAL__KHTML_BASELINE_MIDDLE;
- } else if ( strcasecmp( tqalignment, "center" ) == 0 ) {
- propvalign = CSS_VAL_MIDDLE;
- } else if ( strcasecmp( tqalignment, "bottom" ) == 0 ) {
- propvalign = CSS_VAL_BASELINE;
- } else if ( strcasecmp ( tqalignment, "texttop") == 0 ) {
- propvalign = CSS_VAL_TEXT_TOP;
- }
-
- if ( propfloat != -1 )
- addCSSProperty( CSS_PROP_FLOAT, propfloat );
- if ( propvalign != -1 )
- addCSSProperty( CSS_PROP_VERTICAL_ALIGN, propvalign );
-}
-
-DOMString HTMLElementImpl::toString() const
-{
- if (!hasChildNodes()) {
- DOMString result = openTagStartToString();
- result += ">";
-
- if (endTag[id()] == REQUIRED) {
- result += "</";
- result += tagName();
- result += ">";
- }
-
- return result;
- }
-
- return ElementImpl::toString();
-}
-
-// -------------------------------------------------------------------------
-HTMLGenericElementImpl::HTMLGenericElementImpl(DocumentImpl *doc, ushort i)
- : HTMLElementImpl(doc)
-{
- _id = i;
-}
-
-HTMLGenericElementImpl::~HTMLGenericElementImpl()
-{
-}