gecko-dev/layout/style/nsICSSStyleRule.h

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/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
*
* The contents of this file are subject to the Netscape Public
* License Version 1.1 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.mozilla.org/NPL/
*
* Software distributed under the License is distributed on an "AS
* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
* implied. See the License for the specific language governing
* rights and limitations under the License.
*
* The Original Code is mozilla.org code.
*
* The Initial Developer of the Original Code is Netscape
* Communications Corporation. Portions created by Netscape are
* Copyright (C) 1998 Netscape Communications Corporation. All
* Rights Reserved.
*
* Contributor(s):
*/
#ifndef nsICSSStyleRule_h___
#define nsICSSStyleRule_h___
//#include <stdio.h>
#include "nslayout.h"
#include "nsICSSRule.h"
#include "nsString.h"
class nsIAtom;
class nsIArena;
class nsICSSDeclaration;
class nsICSSStyleSheet;
struct nsAtomList {
public:
nsAtomList(nsIAtom* aAtom);
nsAtomList(const nsString& aAtomValue);
nsAtomList(const nsAtomList& aCopy);
~nsAtomList(void);
PRBool Equals(const nsAtomList* aOther) const;
nsIAtom* mAtom;
nsAtomList* mNext;
};
#define NS_ATTR_FUNC_SET 0 // [attr]
#define NS_ATTR_FUNC_EQUALS 1 // [attr=value]
#define NS_ATTR_FUNC_INCLUDES 2 // [attr~=value] (space separated)
#define NS_ATTR_FUNC_DASHMATCH 3 // [attr|=value] ('-' truncated)
struct nsAttrSelector {
public:
nsAttrSelector(PRInt32 aNameSpace, const nsString& aAttr);
nsAttrSelector(PRInt32 aNameSpace, const nsString& aAttr, PRUint8 aFunction,
const nsString& aValue, PRBool aCaseSensitive);
nsAttrSelector(const nsAttrSelector& aCopy);
~nsAttrSelector(void);
PRBool Equals(const nsAttrSelector* aOther) const;
PRInt32 mNameSpace;
nsIAtom* mAttr;
PRUint8 mFunction;
PRPackedBool mCaseSensitive;
nsString mValue;
nsAttrSelector* mNext;
};
struct nsCSSSelector {
public:
nsCSSSelector(void);
nsCSSSelector(const nsCSSSelector& aCopy);
~nsCSSSelector(void);
nsCSSSelector& operator=(const nsCSSSelector& aCopy);
PRBool Equals(const nsCSSSelector* aOther) const;
void Reset(void);
void SetNameSpace(PRInt32 aNameSpace);
void SetTag(const nsString& aTag);
void SetID(const nsString& aID);
void AddClass(const nsString& aClass);
void AddPseudoClass(const nsString& aPseudoClass);
void AddPseudoClass(nsIAtom* aPseudoClass);
void AddAttribute(PRInt32 aNameSpace, const nsString& aAttr);
void AddAttribute(PRInt32 aNameSpace, const nsString& aAttr, PRUint8 aFunc,
const nsString& aValue, PRBool aCaseSensitive);
void SetOperator(PRUnichar aOperator);
PRInt32 CalcWeight(void) const;
public:
PRInt32 mNameSpace;
nsIAtom* mTag;
nsIAtom* mID;
nsAtomList* mClassList;
nsAtomList* mPseudoClassList;
nsAttrSelector* mAttrList;
PRUnichar mOperator;
nsCSSSelector* mNext;
};
// IID for the nsICSSStyleRule interface {7c277af0-af19-11d1-8031-006008159b5a}
#define NS_ICSS_STYLE_RULE_IID \
{0x7c277af0, 0xaf19, 0x11d1, {0x80, 0x31, 0x00, 0x60, 0x08, 0x15, 0x9b, 0x5a}}
class nsICSSStyleRule : public nsICSSRule {
public:
static const nsIID& GetIID() { static nsIID iid = NS_ICSS_STYLE_RULE_IID; return iid; }
virtual nsCSSSelector* FirstSelector(void) = 0;
virtual void AddSelector(const nsCSSSelector& aSelector) = 0;
virtual void DeleteSelector(nsCSSSelector* aSelector) = 0;
virtual void SetSourceSelectorText(const nsString& aSelectorText) = 0;
virtual void GetSourceSelectorText(nsString& aSelectorText) const = 0;
virtual nsICSSDeclaration* GetDeclaration(void) const = 0;
virtual void SetDeclaration(nsICSSDeclaration* aDeclaration) = 0;
virtual PRInt32 GetWeight(void) const = 0;
virtual void SetWeight(PRInt32 aWeight) = 0;
virtual nsIStyleRule* GetImportantRule(void) = 0;
};
extern NS_HTML nsresult
NS_NewCSSStyleRule(nsICSSStyleRule** aInstancePtrResult, const nsCSSSelector& aSelector);
#endif /* nsICSSStyleRule_h___ */