css_base.h
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00025 #ifndef _CSS_BASE_H
00026 #define _CSS_BASE_H
00027
00028 #include "dom/dom_string.h"
00029 #include "dom/dom_misc.h"
00030 #include "xml/dom_nodeimpl.h"
00031 #include "misc/shared.h"
00032 #include <kdemacros.h>
00033 #include <qdatetime.h>
00034 #include <qptrlist.h>
00035
00036 namespace DOM {
00037
00038 class StyleSheetImpl;
00039 class MediaList;
00040
00041 class CSSSelector;
00042 class CSSProperty;
00043 class CSSValueImpl;
00044 class CSSPrimitiveValueImpl;
00045 class CSSStyleDeclarationImpl;
00046 class CSSRuleImpl;
00047 class CSSStyleRuleImpl;
00048
00049 class DocumentImpl;
00050
00051
00052 class CSSSelector
00053 {
00054 public:
00055 CSSSelector()
00056 : tagHistory(0), simpleSelector(0), attr(0), tag(0xffff), relation( Descendant ),
00057 match( None ), nonCSSHint( false ), pseudoId( 0 ), _pseudoType(PseudoNotParsed)
00058 {}
00059
00060 ~CSSSelector() {
00061 delete tagHistory;
00062 delete simpleSelector;
00063 }
00064
00068 void print();
00069
00073 DOMString selectorText() const;
00074
00075
00076 bool operator == ( const CSSSelector &other ) const;
00077
00078
00079
00080 unsigned int specificity() const;
00081
00082
00083 enum Match
00084 {
00085 None = 0,
00086 Id,
00087 Exact,
00088 Set,
00089 List,
00090 Hyphen,
00091 Pseudo,
00092 Contain,
00093 Begin,
00094 End
00095 };
00096
00097 enum Relation
00098 {
00099 Descendant = 0,
00100 Child,
00101 Sibling,
00102 SubSelector
00103 };
00104
00105 enum PseudoType
00106 {
00107 PseudoNotParsed = 0,
00108 PseudoOther,
00109 PseudoEmpty,
00110 PseudoFirstChild,
00111 PseudoLastChild,
00112 PseudoOnlyChild,
00113 PseudoFirstLine,
00114 PseudoFirstLetter,
00115 PseudoLink,
00116 PseudoVisited,
00117 PseudoHover,
00118 PseudoFocus,
00119 PseudoActive,
00120 PseudoTarget,
00121 PseudoBefore,
00122 PseudoAfter,
00123 PseudoLang,
00124 PseudoNot,
00125 PseudoRoot,
00126 PseudoSelection
00127 };
00128
00129 PseudoType pseudoType() const {
00130 if (_pseudoType == PseudoNotParsed)
00131 extractPseudoType();
00132 return _pseudoType;
00133 }
00134
00135 mutable DOM::DOMString value;
00136 CSSSelector *tagHistory;
00137 CSSSelector* simpleSelector;
00138 DOM::NodeImpl::Id attr;
00139 DOM::NodeImpl::Id tag;
00140
00141 Relation relation : 2;
00142 Match match : 4;
00143 bool nonCSSHint : 1;
00144 unsigned int pseudoId : 3;
00145 mutable PseudoType _pseudoType : 5;
00146
00147 private:
00148 void extractPseudoType() const;
00149 };
00150
00151
00152 class StyleBaseImpl : public khtml::TreeShared<StyleBaseImpl>
00153 {
00154 public:
00155 StyleBaseImpl() { m_parent = 0; hasInlinedDecl = false; strictParsing = true; multiLength = false; }
00156 StyleBaseImpl(StyleBaseImpl *p) {
00157 m_parent = p; hasInlinedDecl = false;
00158 strictParsing = (m_parent ? m_parent->useStrictParsing() : true);
00159 multiLength = false;
00160 }
00161
00162 virtual ~StyleBaseImpl() {}
00163
00164
00165
00166 KURL baseURL();
00167
00168 virtual bool isStyleSheet() const { return false; }
00169 virtual bool isCSSStyleSheet() const { return false; }
00170 virtual bool isStyleSheetList() const { return false; }
00171 virtual bool isMediaList() const { return false; }
00172 virtual bool isRuleList() const { return false; }
00173 virtual bool isRule() const { return false; }
00174 virtual bool isStyleRule() const { return false; }
00175 virtual bool isCharetRule() const { return false; }
00176 virtual bool isImportRule() const { return false; }
00177 virtual bool isMediaRule() const { return false; }
00178 virtual bool isFontFaceRule() const { return false; }
00179 virtual bool isPageRule() const { return false; }
00180 virtual bool isUnknownRule() const { return false; }
00181 virtual bool isStyleDeclaration() const { return false; }
00182 virtual bool isValue() const { return false; }
00183 virtual bool isPrimitiveValue() const { return false; }
00184 virtual bool isValueList() const { return false; }
00185 virtual bool isValueCustom() const { return false; }
00186
00187 void setParent(StyleBaseImpl *parent) { m_parent = parent; }
00188
00189 static void setParsedValue(int propId, const CSSValueImpl *parsedValue,
00190 bool important, bool nonCSSHint, QPtrList<CSSProperty> *propList);
00191
00192 virtual bool parseString(const DOMString &, bool = false) { return false; }
00193
00194 virtual void checkLoaded() const;
00195
00196 void setStrictParsing( bool b ) { strictParsing = b; }
00197 bool useStrictParsing() const { return strictParsing; }
00198
00199
00200 StyleSheetImpl* stylesheet();
00201
00202 protected:
00203 bool hasInlinedDecl : 1;
00204 bool strictParsing : 1;
00205 bool multiLength : 1;
00206 };
00207
00208
00209 class StyleListImpl : public StyleBaseImpl
00210 {
00211 public:
00212 StyleListImpl() : StyleBaseImpl() { m_lstChildren = 0; }
00213 StyleListImpl(StyleBaseImpl *parent) : StyleBaseImpl(parent) { m_lstChildren = 0; }
00214 virtual ~StyleListImpl();
00215
00216 unsigned long length() const { return m_lstChildren->count(); }
00217 StyleBaseImpl *item(unsigned long num) const { return m_lstChildren->at(num); }
00218
00219 void append(StyleBaseImpl *item) { m_lstChildren->append(item); }
00220
00221 protected:
00222 QPtrList<StyleBaseImpl> *m_lstChildren;
00223 };
00224
00225 KDE_NO_EXPORT int getPropertyID(const char *tagStr, int len);
00226
00227 }
00228
00229 #endif
This file is part of the documentation for khtml Library Version 3.2.1.