mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
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303 lines
8.9 KiB
C++
303 lines
8.9 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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// vim:cindent:ts=2:et:sw=2:
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: MPL 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 Mozilla Public License Version
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* 1.1 (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.mozilla.org/MPL/
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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) 1999
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* L. David Baron <dbaron@dbaron.org>
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* Boris Zbarsky <bzbarsky@mit.edu>
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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 of the GNU General Public License Version 2 or later (the "GPL"),
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* or 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 MPL, 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 MPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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/* rules in a CSS stylesheet other than style rules (e.g., @import rules) */
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#ifndef nsCSSRules_h_
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#define nsCSSRules_h_
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#include "nsCSSRule.h"
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#include "nsICSSGroupRule.h"
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#include "nsIDOMCSSMediaRule.h"
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#include "nsIDOMCSSMozDocumentRule.h"
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#include "nsIDOMCSSFontFaceRule.h"
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#include "nsIDOMCSSStyleDeclaration.h"
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#include "nsAutoPtr.h"
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#include "nsCSSProperty.h"
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#include "nsCSSValue.h"
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class CSSGroupRuleRuleListImpl;
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class nsMediaList;
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#define DECL_STYLE_RULE_INHERIT_NO_DOMRULE \
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NS_IMETHOD GetStyleSheet(nsIStyleSheet*& aSheet) const; \
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NS_IMETHOD SetStyleSheet(nsICSSStyleSheet* aSheet); \
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NS_IMETHOD SetParentRule(nsICSSGroupRule* aRule); \
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NS_IMETHOD MapRuleInfoInto(nsRuleData* aRuleData);
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#define DECL_STYLE_RULE_INHERIT \
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DECL_STYLE_RULE_INHERIT_NO_DOMRULE \
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nsIDOMCSSRule* GetDOMRuleWeak(nsresult* aResult);
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// inherits from nsCSSRule and also implements methods on nsICSSGroupRule
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// so they can be shared between nsCSSMediaRule and nsCSSDocumentRule
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class nsCSSGroupRule : public nsCSSRule, public nsICSSGroupRule
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{
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protected:
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nsCSSGroupRule();
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nsCSSGroupRule(const nsCSSGroupRule& aCopy);
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~nsCSSGroupRule();
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// implement part of nsIStyleRule and nsICSSRule
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DECL_STYLE_RULE_INHERIT_NO_DOMRULE
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// to help implement nsIStyleRule
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#ifdef DEBUG
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NS_IMETHOD List(FILE* out = stdout, PRInt32 aIndent = 0) const;
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#endif
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public:
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// implement nsICSSGroupRule
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NS_IMETHOD AppendStyleRule(nsICSSRule* aRule);
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NS_IMETHOD StyleRuleCount(PRInt32& aCount) const;
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NS_IMETHOD GetStyleRuleAt(PRInt32 aIndex, nsICSSRule*& aRule) const;
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NS_IMETHOD_(PRBool) EnumerateRulesForwards(RuleEnumFunc aFunc, void * aData) const;
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NS_IMETHOD DeleteStyleRuleAt(PRUint32 aIndex);
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NS_IMETHOD InsertStyleRulesAt(PRUint32 aIndex,
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nsCOMArray<nsICSSRule>& aRules);
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NS_IMETHOD ReplaceStyleRule(nsICSSRule *aOld, nsICSSRule *aNew);
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protected:
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// to help implement nsIDOMCSSRule
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nsresult AppendRulesToCssText(nsAString& aCssText);
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// to implement methods on nsIDOMCSSRule
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nsresult GetParentStyleSheet(nsIDOMCSSStyleSheet** aSheet);
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nsresult GetParentRule(nsIDOMCSSRule** aParentRule);
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// to implement common methods on nsIDOMCSSMediaRule and
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// nsIDOMCSSMozDocumentRule
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nsresult GetCssRules(nsIDOMCSSRuleList* *aRuleList);
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nsresult InsertRule(const nsAString & aRule, PRUint32 aIndex,
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PRUint32* _retval);
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nsresult DeleteRule(PRUint32 aIndex);
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nsCOMArray<nsICSSRule> mRules;
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CSSGroupRuleRuleListImpl* mRuleCollection;
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};
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class nsCSSMediaRule : public nsCSSGroupRule,
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public nsIDOMCSSMediaRule
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{
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public:
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nsCSSMediaRule();
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nsCSSMediaRule(const nsCSSMediaRule& aCopy);
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virtual ~nsCSSMediaRule();
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NS_DECL_ISUPPORTS_INHERITED
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// nsIStyleRule methods
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#ifdef DEBUG
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NS_IMETHOD List(FILE* out = stdout, PRInt32 aIndent = 0) const;
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#endif
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// nsICSSRule methods
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NS_IMETHOD SetStyleSheet(nsICSSStyleSheet* aSheet); //override nsCSSGroupRule
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NS_IMETHOD GetType(PRInt32& aType) const;
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NS_IMETHOD Clone(nsICSSRule*& aClone) const;
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nsIDOMCSSRule* GetDOMRuleWeak(nsresult *aResult)
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{
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*aResult = NS_OK;
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return this;
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}
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// nsIDOMCSSRule interface
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NS_DECL_NSIDOMCSSRULE
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// nsIDOMCSSMediaRule interface
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NS_DECL_NSIDOMCSSMEDIARULE
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// rest of nsICSSGroupRule interface
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NS_IMETHOD_(PRBool) UseForPresentation(nsPresContext* aPresContext,
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nsMediaQueryResultCacheKey& aKey);
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// @media rule methods
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nsresult SetMedia(nsMediaList* aMedia);
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protected:
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nsRefPtr<nsMediaList> mMedia;
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};
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class nsCSSDocumentRule : public nsCSSGroupRule,
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public nsIDOMCSSMozDocumentRule
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{
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public:
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nsCSSDocumentRule(void);
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nsCSSDocumentRule(const nsCSSDocumentRule& aCopy);
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virtual ~nsCSSDocumentRule(void);
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NS_DECL_ISUPPORTS_INHERITED
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// nsIStyleRule methods
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#ifdef DEBUG
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NS_IMETHOD List(FILE* out = stdout, PRInt32 aIndent = 0) const;
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#endif
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// nsICSSRule methods
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NS_IMETHOD GetType(PRInt32& aType) const;
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NS_IMETHOD Clone(nsICSSRule*& aClone) const;
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nsIDOMCSSRule* GetDOMRuleWeak(nsresult *aResult)
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{
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*aResult = NS_OK;
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return this;
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}
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// nsIDOMCSSRule interface
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NS_DECL_NSIDOMCSSRULE
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// nsIDOMCSSMozDocumentRule interface
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NS_DECL_NSIDOMCSSMOZDOCUMENTRULE
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// rest of nsICSSGroupRule interface
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NS_IMETHOD_(PRBool) UseForPresentation(nsPresContext* aPresContext,
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nsMediaQueryResultCacheKey& aKey);
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enum Function {
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eURL,
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eURLPrefix,
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eDomain
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};
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struct URL {
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Function func;
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nsCString url;
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URL *next;
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URL() : next(nsnull) {}
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URL(const URL& aOther)
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: func(aOther.func)
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, url(aOther.url)
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, next(aOther.next ? new URL(*aOther.next) : nsnull)
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{
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}
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~URL() { delete next; }
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};
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void SetURLs(URL *aURLs) { mURLs = aURLs; }
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protected:
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nsAutoPtr<URL> mURLs; // linked list of |struct URL| above.
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};
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// A nsCSSFontFaceStyleDecl is always embedded in a nsCSSFontFaceRule.
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class nsCSSFontFaceRule;
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class nsCSSFontFaceStyleDecl : public nsIDOMCSSStyleDeclaration
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{
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public:
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NS_DECL_ISUPPORTS
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NS_DECL_NSIDOMCSSSTYLEDECLARATION
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nsresult GetPropertyValue(nsCSSFontDesc aFontDescID,
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nsAString & aResult NS_OUTPARAM) const;
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protected:
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friend class nsCSSFontFaceRule;
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nsCSSValue mFamily;
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nsCSSValue mStyle;
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nsCSSValue mWeight;
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nsCSSValue mStretch;
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nsCSSValue mSrc;
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nsCSSValue mUnicodeRange;
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static nsCSSValue nsCSSFontFaceStyleDecl::* const Fields[];
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inline nsCSSFontFaceRule* ContainingRule();
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inline const nsCSSFontFaceRule* ContainingRule() const;
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private:
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// NOT TO BE IMPLEMENTED
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// This object cannot be allocated on its own, only as part of
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// nsCSSFontFaceRule.
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void* operator new(size_t size) CPP_THROW_NEW;
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};
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class nsCSSFontFaceRule : public nsCSSRule,
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public nsICSSRule,
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public nsIDOMCSSFontFaceRule
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{
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public:
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NS_DECL_ISUPPORTS_INHERITED
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// nsIStyleRule methods
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#ifdef DEBUG
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NS_IMETHOD List(FILE* out = stdout, PRInt32 aIndent = 0) const;
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#endif
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// nsICSSRule methods
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DECL_STYLE_RULE_INHERIT
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NS_IMETHOD GetType(PRInt32& aType) const;
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NS_IMETHOD Clone(nsICSSRule*& aClone) const;
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// nsIDOMCSSRule interface
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NS_DECL_NSIDOMCSSRULE
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// nsIDOMCSSFontFaceRule interface
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NS_DECL_NSIDOMCSSFONTFACERULE
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void SetDesc(nsCSSFontDesc aDescID, nsCSSValue const & aValue);
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void GetDesc(nsCSSFontDesc aDescID, nsCSSValue & aValue);
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protected:
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friend class nsCSSFontFaceStyleDecl;
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nsCSSFontFaceStyleDecl mDecl;
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};
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// nsFontFaceRuleContainer - used for associating sheet type with
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// specific @font-face rules
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struct nsFontFaceRuleContainer {
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nsRefPtr<nsCSSFontFaceRule> mRule;
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PRUint8 mSheetType;
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};
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inline nsCSSFontFaceRule*
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nsCSSFontFaceStyleDecl::ContainingRule()
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{
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return reinterpret_cast<nsCSSFontFaceRule*>
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(reinterpret_cast<char*>(this) - offsetof(nsCSSFontFaceRule, mDecl));
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}
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inline const nsCSSFontFaceRule*
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nsCSSFontFaceStyleDecl::ContainingRule() const
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{
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return reinterpret_cast<const nsCSSFontFaceRule*>
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(reinterpret_cast<const char*>(this) - offsetof(nsCSSFontFaceRule, mDecl));
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}
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#endif /* !defined(nsCSSRules_h_) */
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