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-/*
- * This file is part of the CSS implementation for KDE.
- *
- * Copyright (C) 1999-2003 Lars Knoll (knoll@kde.org)
- * 1999 Waldo Bastian (bastian@kde.org)
- * 2002 Apple Computer, Inc.
- * 2004 Allan Sandfeld Jensen (kde@carewolf.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; see the file COPYING.LIB. If not, write to
- * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
- * Boston, MA 02110-1301, USA.
- *
- */
-#ifndef _CSS_BASE_H
-#define _CSS_BASE_H
-
-#include "dom/dom_string.h"
-#include "dom/dom_misc.h"
-#include "xml/dom_nodeimpl.h"
-#include "misc/shared.h"
-#include <kdemacros.h>
-#include <tqdatetime.h>
-#include <tqptrlist.h>
-
-namespace DOM {
-
- class StyleSheetImpl;
- class MediaList;
-
- class CSSSelector;
- class CSSProperty;
- class CSSValueImpl;
- class CSSPrimitiveValueImpl;
- class CSSStyleDeclarationImpl;
- class CSSRuleImpl;
- class CSSStyleRuleImpl;
-
- class DocumentImpl;
-
- struct CSSNamespace {
- DOMString m_prefix;
- DOMString m_uri;
- CSSNamespace* m_parent;
-
- CSSNamespace(const DOMString& p, const DOMString& u, CSSNamespace* parent)
- :m_prefix(p), m_uri(u), m_parent(parent) {}
- ~CSSNamespace() { delete m_parent; }
-
- const DOMString& uri() { return m_uri; }
- const DOMString& prefix() { return m_prefix; }
-
- CSSNamespace* namespaceForPrefix(const DOMString& prefix) {
- if (prefix == m_prefix)
- return this;
- if (m_parent)
- return m_parent->namespaceForPrefix(prefix);
- return 0;
- }
- };
-
-// this class represents a selector for a StyleRule
- class CSSSelector
- {
- public:
- CSSSelector()
- : tagHistory(0), simpleSelector(0), attr(0), tag(anyQName), relation( Descendant ),
- match( None ), nonCSSHint( false ), pseudoId( 0 ), _pseudoType(PseudoNotParsed)
- {}
-
- ~CSSSelector() {
- delete tagHistory;
- delete simpleSelector;
- }
-
- /**
- * Print debug output for this selector
- */
- void print();
-
- /**
- * Re-create selector text from selector's data
- */
- DOMString selectorText() const;
-
- // checks if the 2 selectors (including sub selectors) agree.
- bool operator == ( const CSSSelector &other ) const;
-
- // tag == -1 means apply to all elements (Selector = *)
-
- unsigned int specificity() const;
-
- /* how the attribute value has to match.... Default is Exact */
- enum Match
- {
- None = 0,
- Id,
- Exact,
- Set,
- Class,
- List,
- Hyphen,
- PseudoClass,
- PseudoElement,
- Contain, // css3: E[foo*="bar"]
- Begin, // css3: E[foo^="bar"]
- End // css3: E[foo$="bar"]
- };
-
- enum Relation
- {
- Descendant = 0,
- Child,
- DirectAdjacent,
- IndirectAdjacent,
- SubSelector
- };
-
- enum PseudoType
- {
- PseudoNotParsed = 0,
- PseudoOther,
- PseudoEmpty,
- PseudoFirstChild,
- PseudoLastChild,
- PseudoNthChild,
- PseudoNthLastChild,
- PseudoOnlyChild,
- PseudoFirstOfType,
- PseudoLastOfType,
- PseudoNthOfType,
- PseudoNthLastOfType,
- PseudoOnlyOfType,
- PseudoLink,
- PseudoVisited,
- PseudoHover,
- PseudoFocus,
- PseudoActive,
- PseudoTarget,
- PseudoLang,
- PseudoNot,
- PseudoContains,
- PseudoRoot,
- PseudoEnabled,
- PseudoDisabled,
- PseudoChecked,
- PseudoIndeterminate,
-// pseudo-elements:
- // inherited:
- PseudoFirstLine,
- PseudoFirstLetter,
- PseudoSelection,
- // generated:
- PseudoBefore,
- PseudoAfter,
- PseudoMarker,
- PseudoReplaced
- };
-
- PseudoType pseudoType() const {
- if (_pseudoType == PseudoNotParsed)
- extractPseudoType();
- return _pseudoType;
- }
-
- mutable DOM::DOMString value;
- CSSSelector *tagHistory;
- CSSSelector* simpleSelector; // Used by :not
- DOM::DOMString string_arg; // Used by :contains, :lang and :nth-*
- DOM::NodeImpl::Id attr;
- DOM::NodeImpl::Id tag;
-
- Relation relation : 3;
- mutable Match match : 4;
- bool nonCSSHint : 1;
- unsigned int pseudoId : 4;
- mutable PseudoType _pseudoType : 6;
-
- private:
- void extractPseudoType() const;
- };
-
- // a style class which has a parent (almost all have)
- class StyleBaseImpl : public khtml::TreeShared<StyleBaseImpl>
- {
- public:
- StyleBaseImpl() { m_parent = 0; hasInlinedDecl = false; strictParsing = true; multiLength = false; }
- StyleBaseImpl(StyleBaseImpl *p) {
- m_parent = p; hasInlinedDecl = false;
- strictParsing = (m_parent ? m_parent->useStrictParsing() : true);
- multiLength = false;
- }
-
- virtual ~StyleBaseImpl() {}
-
- // returns the url of the style sheet this object belongs to
- // not const
- KURL baseURL();
-
- virtual bool isStyleSheet() const { return false; }
- virtual bool isCSSStyleSheet() const { return false; }
- virtual bool isStyleSheetList() const { return false; }
- virtual bool isMediaList() const { return false; }
- virtual bool isRuleList() const { return false; }
- virtual bool isRule() const { return false; }
- virtual bool isStyleRule() const { return false; }
- virtual bool isCharetRule() const { return false; }
- virtual bool isImportRule() const { return false; }
- virtual bool isMediaRule() const { return false; }
- virtual bool isFontFaceRule() const { return false; }
- virtual bool isPageRule() const { return false; }
- virtual bool isUnknownRule() const { return false; }
- virtual bool isStyleDeclaration() const { return false; }
- virtual bool isValue() const { return false; }
- virtual bool isPrimitiveValue() const { return false; }
- virtual bool isValueList() const { return false; }
- virtual bool isValueCustom() const { return false; }
-
- void setParent(StyleBaseImpl *parent) { m_parent = parent; }
-
- static void setParsedValue(int propId, const CSSValueImpl *parsedValue,
- bool important, bool nonCSSHint, TQPtrList<CSSProperty> *propList);
-
- virtual bool parseString(const DOMString &/*cssString*/, bool = false) { return false; }
-
- virtual void checkLoaded() const;
-
- void setStrictParsing( bool b ) { strictParsing = b; }
- bool useStrictParsing() const { return strictParsing; }
-
- // not const
- StyleSheetImpl* stylesheet();
-
- protected:
- bool hasInlinedDecl : 1;
- bool strictParsing : 1;
- bool multiLength : 1;
- };
-
- // a style class which has a list of children (StyleSheets for example)
- class StyleListImpl : public StyleBaseImpl
- {
- public:
- StyleListImpl() : StyleBaseImpl() { m_lstChildren = 0; }
- StyleListImpl(StyleBaseImpl *parent) : StyleBaseImpl(parent) { m_lstChildren = 0; }
- virtual ~StyleListImpl();
-
- unsigned long length() const { return m_lstChildren->count(); }
- StyleBaseImpl *item(unsigned long num) const { return m_lstChildren->at(num); }
-
- void append(StyleBaseImpl *item) { m_lstChildren->append(item); }
-
- protected:
- TQPtrList<StyleBaseImpl> *m_lstChildren;
- };
-
- KDE_NO_EXPORT int getPropertyID(const char *tagStr, int len);
-
-}
-
-#endif
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