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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 DirectAdjacent,
00102 IndirectAdjacent,
00103 SubSelector
00104 };
00105
00106 enum PseudoType
00107 {
00108 PseudoNotParsed = 0,
00109 PseudoOther,
00110 PseudoEmpty,
00111 PseudoFirstChild,
00112 PseudoLastChild,
00113 PseudoNthChild,
00114 PseudoNthLastChild,
00115 PseudoOnlyChild,
00116 PseudoFirstOfType,
00117 PseudoLastOfType,
00118 PseudoNthOfType,
00119 PseudoNthLastOfType,
00120 PseudoOnlyOfType,
00121 PseudoFirstLine,
00122 PseudoFirstLetter,
00123 PseudoLink,
00124 PseudoVisited,
00125 PseudoHover,
00126 PseudoFocus,
00127 PseudoActive,
00128 PseudoTarget,
00129 PseudoBefore,
00130 PseudoAfter,
00131 PseudoLang,
00132 PseudoNot,
00133 PseudoContains,
00134 PseudoRoot,
00135 PseudoSelection,
00136 PseudoEnabled,
00137 PseudoDisabled,
00138 PseudoChecked,
00139 PseudoIndeterminate
00140 };
00141
00142 PseudoType pseudoType() const {
00143 if (_pseudoType == PseudoNotParsed)
00144 extractPseudoType();
00145 return _pseudoType;
00146 }
00147
00148 mutable DOM::DOMString value;
00149 CSSSelector *tagHistory;
00150 CSSSelector* simpleSelector;
00151 DOM::DOMString string_arg;
00152 DOM::NodeImpl::Id attr;
00153 DOM::NodeImpl::Id tag;
00154
00155 Relation relation : 3;
00156 Match match : 4;
00157 bool nonCSSHint : 1;
00158 unsigned int pseudoId : 3;
00159 mutable PseudoType _pseudoType : 5;
00160
00161 private:
00162 void extractPseudoType() const;
00163 };
00164
00165
00166 class StyleBaseImpl : public khtml::TreeShared<StyleBaseImpl>
00167 {
00168 public:
00169 StyleBaseImpl() { m_parent = 0; hasInlinedDecl = false; strictParsing = true; multiLength = false; }
00170 StyleBaseImpl(StyleBaseImpl *p) {
00171 m_parent = p; hasInlinedDecl = false;
00172 strictParsing = (m_parent ? m_parent->useStrictParsing() : true);
00173 multiLength = false;
00174 }
00175
00176 virtual ~StyleBaseImpl() {}
00177
00178
00179
00180 KURL baseURL();
00181
00182 virtual bool isStyleSheet() const { return false; }
00183 virtual bool isCSSStyleSheet() const { return false; }
00184 virtual bool isStyleSheetList() const { return false; }
00185 virtual bool isMediaList() const { return false; }
00186 virtual bool isRuleList() const { return false; }
00187 virtual bool isRule() const { return false; }
00188 virtual bool isStyleRule() const { return false; }
00189 virtual bool isCharetRule() const { return false; }
00190 virtual bool isImportRule() const { return false; }
00191 virtual bool isMediaRule() const { return false; }
00192 virtual bool isFontFaceRule() const { return false; }
00193 virtual bool isPageRule() const { return false; }
00194 virtual bool isUnknownRule() const { return false; }
00195 virtual bool isStyleDeclaration() const { return false; }
00196 virtual bool isValue() const { return false; }
00197 virtual bool isPrimitiveValue() const { return false; }
00198 virtual bool isValueList() const { return false; }
00199 virtual bool isValueCustom() const { return false; }
00200
00201 void setParent(StyleBaseImpl *parent) { m_parent = parent; }
00202
00203 static void setParsedValue(int propId, const CSSValueImpl *parsedValue,
00204 bool important, bool nonCSSHint, QPtrList<CSSProperty> *propList);
00205
00206 virtual bool parseString(const DOMString &, bool = false) { return false; }
00207
00208 virtual void checkLoaded() const;
00209
00210 void setStrictParsing( bool b ) { strictParsing = b; }
00211 bool useStrictParsing() const { return strictParsing; }
00212
00213
00214 StyleSheetImpl* stylesheet();
00215
00216 protected:
00217 bool hasInlinedDecl : 1;
00218 bool strictParsing : 1;
00219 bool multiLength : 1;
00220 };
00221
00222
00223 class StyleListImpl : public StyleBaseImpl
00224 {
00225 public:
00226 StyleListImpl() : StyleBaseImpl() { m_lstChildren = 0; }
00227 StyleListImpl(StyleBaseImpl *parent) : StyleBaseImpl(parent) { m_lstChildren = 0; }
00228 virtual ~StyleListImpl();
00229
00230 unsigned long length() const { return m_lstChildren->count(); }
00231 StyleBaseImpl *item(unsigned long num) const { return m_lstChildren->at(num); }
00232
00233 void append(StyleBaseImpl *item) { m_lstChildren->append(item); }
00234
00235 protected:
00236 QPtrList<StyleBaseImpl> *m_lstChildren;
00237 };
00238
00239 KDE_NO_EXPORT int getPropertyID(const char *tagStr, int len);
00240
00241 }
00242
00243 #endif