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-rw-r--r--khtml/css/css_ruleimpl.cpp391
1 files changed, 0 insertions, 391 deletions
diff --git a/khtml/css/css_ruleimpl.cpp b/khtml/css/css_ruleimpl.cpp
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--- a/khtml/css/css_ruleimpl.cpp
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-/**
- * This file is part of the DOM implementation for KDE.
- *
- * (C) 1999-2003 Lars Knoll (knoll@kde.org)
- * (C) 2002-2003 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.
- */
-#include "dom/css_rule.h"
-#include "dom/css_stylesheet.h"
-#include "dom/dom_exception.h"
-#include "dom/dom_string.h"
-
-#include "css/css_stylesheetimpl.h"
-#include "css/css_valueimpl.h"
-#include "css/cssparser.h"
-#include "css/css_ruleimpl.h"
-
-#include "misc/loader.h"
-#include "misc/htmltags.h"
-#include "misc/htmlattrs.h"
-#include "xml/dom_docimpl.h"
-
-using namespace DOM;
-
-#include <kdebug.h>
-
-CSSStyleSheetImpl *CSSRuleImpl::parentStyleSheet() const
-{
- return ( m_parent && m_parent->isCSSStyleSheet() ) ?
- static_cast<CSSStyleSheetImpl *>(m_parent) : 0;
-}
-
-CSSRuleImpl *CSSRuleImpl::parentRule() const
-{
- return ( m_parent && m_parent->isRule() ) ?
- static_cast<CSSRuleImpl *>(m_parent) : 0;
-}
-
-DOM::DOMString CSSRuleImpl::cssText() const
-{
- // ###
- return DOMString();
-}
-
-void CSSRuleImpl::setCssText(DOM::DOMString /*str*/)
-{
- // ###
-}
-
-// ---------------------------------------------------------------------------
-
-CSSFontFaceRuleImpl::CSSFontFaceRuleImpl(StyleBaseImpl *parent)
- : CSSRuleImpl(parent)
-{
- m_type = CSSRule::FONT_FACE_RULE;
- m_style = 0;
-}
-
-CSSFontFaceRuleImpl::~CSSFontFaceRuleImpl()
-{
- if(m_style) m_style->deref();
-}
-
-// --------------------------------------------------------------------------
-
-CSSImportRuleImpl::CSSImportRuleImpl( StyleBaseImpl *parent,
- const DOM::DOMString &href,
- MediaListImpl *media )
- : CSSRuleImpl(parent)
-{
- m_type = CSSRule::IMPORT_RULE;
-
- m_lstMedia = media;
- if ( !m_lstMedia )
- m_lstMedia = new MediaListImpl( this, DOMString() );
- m_lstMedia->setParent( this );
- m_lstMedia->ref();
-
- m_strHref = href;
- m_styleSheet = 0;
-
- m_cachedSheet = 0;
-
- init();
-}
-CSSImportRuleImpl::CSSImportRuleImpl( StyleBaseImpl *parent,
- const DOM::DOMString &href,
- const DOM::DOMString &media )
- : CSSRuleImpl(parent)
-{
- m_type = CSSRule::IMPORT_RULE;
-
- m_lstMedia = new MediaListImpl( this, media );
- m_lstMedia->ref();
-
- m_strHref = href;
- m_styleSheet = 0;
-
- m_cachedSheet = 0;
-
- init();
-}
-
-CSSImportRuleImpl::~CSSImportRuleImpl()
-{
- if( m_lstMedia ) {
- m_lstMedia->setParent( 0 );
- m_lstMedia->deref();
- }
- if(m_styleSheet) {
- m_styleSheet->setParent(0);
- m_styleSheet->deref();
- }
-
- if(m_cachedSheet) m_cachedSheet->deref(this);
-}
-
-void CSSImportRuleImpl::setStyleSheet(const DOM::DOMString &url, const DOM::DOMString &sheet, const DOM::DOMString &charset)
-{
- if ( m_styleSheet ) {
- m_styleSheet->setParent(0);
- m_styleSheet->deref();
- }
- m_styleSheet = new CSSStyleSheetImpl(this, url);
- m_styleSheet->setCharset(charset);
- m_styleSheet->ref();
-
- CSSStyleSheetImpl *parent = parentStyleSheet();
- m_styleSheet->parseString( sheet, parent ? parent->useStrictParsing() : true );
- m_loading = false;
- m_done = true;
-
- checkLoaded();
-}
-
-void CSSImportRuleImpl::error(int /*err*/, const TQString &/*text*/)
-{
- if ( m_styleSheet ) {
- m_styleSheet->setParent(0);
- m_styleSheet->deref();
- }
- m_styleSheet = 0;
-
- m_loading = false;
- m_done = true;
-
- checkLoaded();
-}
-
-bool CSSImportRuleImpl::isLoading()
-{
- return ( m_loading || (m_styleSheet && m_styleSheet->isLoading()) );
-}
-
-void CSSImportRuleImpl::init()
-{
- m_loading = 0;
- m_done = false;
- khtml::DocLoader *docLoader = 0;
- StyleBaseImpl *root = this;
- StyleBaseImpl *parent;
- while ( ( parent = root->parent()) )
- root = parent;
- if (root->isCSSStyleSheet())
- docLoader = static_cast<CSSStyleSheetImpl*>(root)->docLoader();
-
- DOMString absHref = m_strHref;
- CSSStyleSheetImpl *parentSheet = parentStyleSheet();
- if (!parentSheet->href().isNull()) {
- // use parent styleheet's URL as the base URL
- absHref = KURL(KURL( parentSheet->href().string() ),m_strHref.string()).url();
- }
-/*
- else {
- // use documents's URL as the base URL
- DocumentImpl *doc = static_cast<CSSStyleSheetImpl*>(root)->doc();
- absHref = KURL(doc->URL(),m_strHref.string()).url();
- }
-*/
- // Check for a cycle in our import chain. If we encounter a stylesheet
- // in our parent chain with the same URL, then just bail.
- for ( parent = static_cast<StyleBaseImpl*>( this )->parent();
- parent;
- parent = parent->parent() )
- if ( absHref == parent->baseURL().url() )
- return;
-
- m_cachedSheet = docLoader->requestStyleSheet(absHref, parentStyleSheet()->charset().string());
-
- if (m_cachedSheet)
- {
- m_cachedSheet->ref(this);
-
- // If the imported sheet is in the cache, then setStyleSheet gets called,
- // and the sheet even gets parsed (via parseString). In this case we have
- // loaded (even if our subresources haven't), so if we have stylesheet after
- // checking the cache, then we've clearly loaded. -dwh
- // This can also happen when error() is called from within ref(). In either case,
- // m_done is set to true.
- if (!m_done)
- m_loading = true;
- }
-}
-
-// --------------------------------------------------------------------------
-CSSMediaRuleImpl::CSSMediaRuleImpl( StyleBaseImpl *parent, MediaListImpl *mediaList, CSSRuleListImpl *ruleList )
- : CSSRuleImpl( parent )
-{
- m_type = CSSRule::MEDIA_RULE;
- m_lstMedia = mediaList;
- m_lstMedia->ref();
- m_lstCSSRules = ruleList;
- m_lstCSSRules->ref();
-}
-
-CSSMediaRuleImpl::CSSMediaRuleImpl(StyleBaseImpl *parent)
- : CSSRuleImpl( parent )
-{
- m_type = CSSRule::MEDIA_RULE;
- m_lstMedia = 0;
- m_lstCSSRules = new CSSRuleListImpl();
- m_lstCSSRules->ref();
-}
-
-CSSMediaRuleImpl::CSSMediaRuleImpl( StyleBaseImpl *parent, const DOM::DOMString &media )
-: CSSRuleImpl( parent )
-{
- m_type = CSSRule::MEDIA_RULE;
- m_lstMedia = new MediaListImpl( this, media );
- m_lstMedia->ref();
- m_lstCSSRules = new CSSRuleListImpl();
- m_lstCSSRules->ref();
-}
-
-CSSMediaRuleImpl::~CSSMediaRuleImpl()
-{
- if( m_lstMedia ) {
- m_lstMedia->setParent( 0 );
- m_lstMedia->deref();
- }
- for ( unsigned int i = 0; i < m_lstCSSRules->length(); ++i )
- m_lstCSSRules->item( i )->setParent( 0 );
- m_lstCSSRules->deref();
-}
-
-unsigned long CSSMediaRuleImpl::append( CSSRuleImpl *rule )
-{
- return rule ? m_lstCSSRules->insertRule( rule, m_lstCSSRules->length() ) : 0;
-}
-
-unsigned long CSSMediaRuleImpl::insertRule( const DOMString &rule,
- unsigned long index )
-{
- CSSParser p( strictParsing );
- CSSRuleImpl *newRule = p.parseRule( parentStyleSheet(), rule );
-
- return newRule ? m_lstCSSRules->insertRule( newRule, index ) : 0;
-}
-
-CSSRuleListImpl::~CSSRuleListImpl()
-{
- CSSRuleImpl* rule;
- while ( !m_lstCSSRules.isEmpty() && ( rule = m_lstCSSRules.take( 0 ) ) )
- rule->deref();
-}
-
-// ---------------------------------------------------------------------------
-
-CSSPageRuleImpl::CSSPageRuleImpl(StyleBaseImpl *parent)
- : CSSRuleImpl(parent)
-{
- m_type = CSSRule::PAGE_RULE;
- m_style = 0;
-}
-
-CSSPageRuleImpl::~CSSPageRuleImpl()
-{
- if(m_style) m_style->deref();
-}
-
-DOM::DOMString CSSPageRuleImpl::selectorText() const
-{
- // ###
- return DOMString();
-}
-
-void CSSPageRuleImpl::setSelectorText(DOM::DOMString /*str*/)
-{
- // ###
-}
-
-// --------------------------------------------------------------------------
-
-CSSStyleRuleImpl::CSSStyleRuleImpl(StyleBaseImpl *parent)
- : CSSRuleImpl(parent)
-{
- m_type = CSSRule::STYLE_RULE;
- m_style = 0;
- m_selector = 0;
-}
-
-CSSStyleRuleImpl::~CSSStyleRuleImpl()
-{
- if(m_style) {
- m_style->setParent( 0 );
- m_style->deref();
- }
- delete m_selector;
-}
-
-DOM::DOMString CSSStyleRuleImpl::selectorText() const
-{
- if (m_selector) {
- DOMString str;
- for (CSSSelector *s = m_selector->first(); s; s = m_selector->next()) {
- if (s != m_selector->getFirst())
- str += ", ";
- str += s->selectorText();
- }
- return str;
- }
- return DOMString();
-}
-
-void CSSStyleRuleImpl::setSelectorText(DOM::DOMString /*str*/)
-{
- // ###
-}
-
-bool CSSStyleRuleImpl::parseString( const DOMString &/*string*/, bool )
-{
- // ###
- return false;
-}
-
-void CSSStyleRuleImpl::setDeclaration( CSSStyleDeclarationImpl *style)
-{
- if ( m_style != style ) {
- if(m_style) m_style->deref();
- m_style = style;
- if(m_style) m_style->ref();
- }
-}
-
-void CSSStyleRuleImpl::setNonCSSHints()
-{
- CSSSelector *s = m_selector->first();
- while ( s ) {
- s->nonCSSHint = true;
- s = m_selector->next();
- }
-}
-
-void CSSRuleListImpl::deleteRule ( unsigned long index )
-{
- CSSRuleImpl *rule = m_lstCSSRules.take( index );
- if( rule )
- rule->deref();
- else {
- // ### Throw INDEX_SIZE_ERR exception here (TODO)
- }
-}
-
-unsigned long CSSRuleListImpl::insertRule( CSSRuleImpl *rule,
- unsigned long index )
-{
- if( rule && m_lstCSSRules.insert( index, rule ) )
- {
- rule->ref();
- return index;
- }
-
- // ### Should throw INDEX_SIZE_ERR exception instead! (TODO)
- return 0;
-}
-
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