mirror of
https://github.com/mozilla/gecko-dev.git
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197 lines
6.8 KiB
C++
197 lines
6.8 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: NPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Netscape Public License
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* Version 1.1 (the "License"); you may not use this file except in
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* compliance with the License. You may obtain a copy of the License at
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* http://www.mozilla.org/NPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is mozilla.org code.
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*
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* The Initial Developer of the Original Code is
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* Netscape Communications Corporation.
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* Portions created by the Initial Developer are Copyright (C) 1998
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* Daniel Glazman <glazman@netscape.com>
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*
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the NPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the NPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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#ifndef nsICSSStyleRule_h___
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#define nsICSSStyleRule_h___
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//#include <stdio.h>
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#include "nsICSSRule.h"
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#include "nsString.h"
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#include "nsCOMPtr.h"
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#include "nsCSSProps.h"
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#include "nsCSSValue.h"
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#include "nsIAtom.h"
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class nsISizeOfHandler;
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class nsIAtom;
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class nsIArena;
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class nsCSSDeclaration;
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class nsICSSStyleSheet;
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struct nsAtomList {
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public:
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nsAtomList(nsIAtom* aAtom);
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nsAtomList(const nsString& aAtomValue);
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nsAtomList(const nsAtomList& aCopy);
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~nsAtomList(void);
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PRBool Equals(const nsAtomList* aOther) const;
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nsCOMPtr<nsIAtom> mAtom;
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nsAtomList* mNext;
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};
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struct nsAtomStringList {
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public:
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nsAtomStringList(nsIAtom* aAtom, const PRUnichar *aString = nsnull);
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nsAtomStringList(const nsString& aAtomValue, const PRUnichar *aString = nsnull);
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nsAtomStringList(const nsAtomStringList& aCopy);
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~nsAtomStringList(void);
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PRBool Equals(const nsAtomStringList* aOther) const;
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nsCOMPtr<nsIAtom> mAtom;
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PRUnichar* mString;
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nsAtomStringList* mNext;
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};
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#define NS_ATTR_FUNC_SET 0 // [attr]
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#define NS_ATTR_FUNC_EQUALS 1 // [attr=value]
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#define NS_ATTR_FUNC_INCLUDES 2 // [attr~=value] (space separated)
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#define NS_ATTR_FUNC_DASHMATCH 3 // [attr|=value] ('-' truncated)
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#define NS_ATTR_FUNC_BEGINSMATCH 4 // [attr^=value] (begins with)
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#define NS_ATTR_FUNC_ENDSMATCH 5 // [attr$=value] (ends with)
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#define NS_ATTR_FUNC_CONTAINSMATCH 6 // [attr*=value] (contains substring)
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struct nsAttrSelector {
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public:
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nsAttrSelector(PRInt32 aNameSpace, const nsString& aAttr);
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nsAttrSelector(PRInt32 aNameSpace, const nsString& aAttr, PRUint8 aFunction,
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const nsString& aValue, PRBool aCaseSensitive);
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nsAttrSelector(const nsAttrSelector& aCopy);
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~nsAttrSelector(void);
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PRBool Equals(const nsAttrSelector* aOther) const;
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#ifdef DEBUG
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void SizeOf(nsISizeOfHandler *aSizeOfHandler, PRUint32 &aSize);
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#endif
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PRInt32 mNameSpace;
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nsIAtom* mAttr;
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PRUint8 mFunction;
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PRPackedBool mCaseSensitive;
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nsString mValue;
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nsAttrSelector* mNext;
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};
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// Right now, there are three operators:
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// PRUnichar(0), the descendent combinator, is greedy
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// '+' and '>', the adjacent sibling and child combinators, are not
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#define NS_IS_GREEDY_OPERATOR(ch) ( ch == PRUnichar(0) )
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struct nsCSSSelector {
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public:
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nsCSSSelector(void);
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nsCSSSelector(const nsCSSSelector& aCopy);
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~nsCSSSelector(void);
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nsCSSSelector& operator=(const nsCSSSelector& aCopy);
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PRBool Equals(const nsCSSSelector* aOther) const;
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void Reset(void);
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void SetNameSpace(PRInt32 aNameSpace);
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void SetTag(const nsString& aTag);
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void AddID(const nsString& aID);
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void AddClass(const nsString& aClass);
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void AddPseudoClass(const nsString& aPseudoClass, const PRUnichar* aString = nsnull);
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void AddPseudoClass(nsIAtom* aPseudoClass, const PRUnichar* aString = nsnull);
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void AddAttribute(PRInt32 aNameSpace, const nsString& aAttr);
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void AddAttribute(PRInt32 aNameSpace, const nsString& aAttr, PRUint8 aFunc,
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const nsString& aValue, PRBool aCaseSensitive);
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void SetOperator(PRUnichar aOperator);
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PRInt32 CalcWeight(void) const;
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#ifdef DEBUG
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void SizeOf(nsISizeOfHandler *aSizeOfHandler, PRUint32 &aSize);
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#endif
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nsresult ToString( nsAString& aString, nsICSSStyleSheet* aSheet,
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PRBool aIsPseudoElem, PRInt8 aNegatedIndex ) const;
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private:
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void AppendNegationToString(nsAString& aString);
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public:
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PRInt32 mNameSpace;
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nsCOMPtr<nsIAtom> mTag;
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nsAtomList* mIDList;
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nsAtomList* mClassList;
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nsAtomStringList* mPseudoClassList; // atom for the pseudo, string for
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// the argument to functional pseudos
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nsAttrSelector* mAttrList;
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PRUnichar mOperator;
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nsCSSSelector* mNegations;
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nsCSSSelector* mNext;
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};
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// IID for the nsICSSStyleRule interface {7c277af0-af19-11d1-8031-006008159b5a}
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#define NS_ICSS_STYLE_RULE_IID \
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{0x7c277af0, 0xaf19, 0x11d1, {0x80, 0x31, 0x00, 0x60, 0x08, 0x15, 0x9b, 0x5a}}
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class nsICSSStyleRule : public nsICSSRule {
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public:
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NS_DEFINE_STATIC_IID_ACCESSOR(NS_ICSS_STYLE_RULE_IID)
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virtual nsCSSSelector* FirstSelector(void) = 0;
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virtual void AddSelector(const nsCSSSelector& aSelector) = 0;
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virtual void DeleteSelector(nsCSSSelector* aSelector) = 0;
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virtual void SetSourceSelectorText(const nsString& aSelectorText) = 0;
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virtual void GetSourceSelectorText(nsString& aSelectorText) const = 0;
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virtual PRUint32 GetLineNumber(void) const = 0;
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virtual void SetLineNumber(PRUint32 aLineNumber) = 0;
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virtual nsCSSDeclaration* GetDeclaration(void) const = 0;
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virtual void SetDeclaration(nsCSSDeclaration* aDeclaration) = 0;
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virtual PRInt32 GetWeight(void) const = 0;
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virtual void SetWeight(PRInt32 aWeight) = 0;
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virtual already_AddRefed<nsIStyleRule> GetImportantRule(void) = 0;
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// Hook for inspector.
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virtual nsresult GetValue(nsCSSProperty aProperty, nsCSSValue& aValue) = 0;
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};
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extern NS_EXPORT nsresult
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NS_NewCSSStyleRule(nsICSSStyleRule** aInstancePtrResult, const nsCSSSelector& aSelector);
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#endif /* nsICSSStyleRule_h___ */
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