зеркало из https://github.com/mozilla/pjs.git
1883 строки
65 KiB
C++
1883 строки
65 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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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 1.0 (the "NPL"); you may not use this file except in
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* compliance with the NPL. You may obtain a copy of the NPL at
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* http://www.mozilla.org/NPL/
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*
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* Software distributed under the NPL is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
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* for the specific language governing rights and limitations under the
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* NPL.
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*
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* The Initial Developer of this code under the NPL is Netscape
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* Communications Corporation. Portions created by Netscape are
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* Copyright (C) 1998 Netscape Communications Corporation. All Rights
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* Reserved.
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*/
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#include "nsICSSStyleRule.h"
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#include "nsICSSDeclaration.h"
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#include "nsICSSStyleSheet.h"
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#include "nsIStyleContext.h"
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#include "nsIPresContext.h"
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#include "nsIDocument.h"
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#include "nsIDeviceContext.h"
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#include "nsIArena.h"
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#include "nsIAtom.h"
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#include "nsCRT.h"
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#include "nsString.h"
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#include "nsStyleConsts.h"
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#include "nsHTMLAtoms.h"
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#include "nsUnitConversion.h"
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#include "nsStyleUtil.h"
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#include "nsIFontMetrics.h"
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#include "nsIDOMCSSStyleSheet.h"
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#include "nsIDOMCSSRule.h"
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#include "nsIDOMCSSStyleRule.h"
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#include "nsIDOMCSSStyleDeclaration.h"
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#include "nsIScriptGlobalObject.h"
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#include "nsIScriptObjectOwner.h"
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#include "nsDOMCSSDeclaration.h"
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//#define DEBUG_REFS
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static NS_DEFINE_IID(kISupportsIID, NS_ISUPPORTS_IID);
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static NS_DEFINE_IID(kIStyleRuleIID, NS_ISTYLE_RULE_IID);
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static NS_DEFINE_IID(kICSSDeclarationIID, NS_ICSS_DECLARATION_IID);
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static NS_DEFINE_IID(kICSSStyleRuleIID, NS_ICSS_STYLE_RULE_IID);
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static NS_DEFINE_IID(kIDOMCSSStyleSheetIID, NS_IDOMCSSSTYLESHEET_IID);
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static NS_DEFINE_IID(kIDOMCSSRuleIID, NS_IDOMCSSRULE_IID);
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static NS_DEFINE_IID(kIDOMCSSStyleRuleIID, NS_IDOMCSSSTYLERULE_IID);
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static NS_DEFINE_IID(kIDOMCSSStyleDeclarationIID, NS_IDOMCSSSTYLEDECLARATION_IID);
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static NS_DEFINE_IID(kIScriptObjectOwnerIID, NS_ISCRIPTOBJECTOWNER_IID);
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static NS_DEFINE_IID(kCSSFontSID, NS_CSS_FONT_SID);
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static NS_DEFINE_IID(kCSSColorSID, NS_CSS_COLOR_SID);
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static NS_DEFINE_IID(kCSSTextSID, NS_CSS_TEXT_SID);
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static NS_DEFINE_IID(kCSSMarginSID, NS_CSS_MARGIN_SID);
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static NS_DEFINE_IID(kCSSPositionSID, NS_CSS_POSITION_SID);
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static NS_DEFINE_IID(kCSSListSID, NS_CSS_LIST_SID);
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static NS_DEFINE_IID(kCSSDisplaySID, NS_CSS_DISPLAY_SID);
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static NS_DEFINE_IID(kCSSTableSID, NS_CSS_TABLE_SID);
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// -- nsCSSSelector -------------------------------
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nsCSSSelector::nsCSSSelector()
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: mTag(nsnull), mID(nsnull), mClass(nsnull), mPseudoClass(nsnull),
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mNext(nsnull)
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{
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}
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nsCSSSelector::nsCSSSelector(nsIAtom* aTag, nsIAtom* aID, nsIAtom* aClass, nsIAtom* aPseudoClass)
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: mTag(aTag), mID(aID), mClass(aClass), mPseudoClass(aPseudoClass),
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mNext(nsnull)
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{
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NS_IF_ADDREF(mTag);
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NS_IF_ADDREF(mID);
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NS_IF_ADDREF(mClass);
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NS_IF_ADDREF(mPseudoClass);
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}
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nsCSSSelector::nsCSSSelector(const nsCSSSelector& aCopy)
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: mTag(aCopy.mTag), mID(aCopy.mID), mClass(aCopy.mClass), mPseudoClass(aCopy.mPseudoClass),
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mNext(nsnull)
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{ // implmented to support extension to CSS2 (when we have to copy the array)
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NS_IF_ADDREF(mTag);
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NS_IF_ADDREF(mID);
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NS_IF_ADDREF(mClass);
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NS_IF_ADDREF(mPseudoClass);
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}
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nsCSSSelector::~nsCSSSelector()
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{
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NS_IF_RELEASE(mTag);
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NS_IF_RELEASE(mID);
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NS_IF_RELEASE(mClass);
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NS_IF_RELEASE(mPseudoClass);
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}
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nsCSSSelector& nsCSSSelector::operator=(const nsCSSSelector& aCopy)
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{
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NS_IF_RELEASE(mTag);
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NS_IF_RELEASE(mID);
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NS_IF_RELEASE(mClass);
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NS_IF_RELEASE(mPseudoClass);
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mTag = aCopy.mTag;
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mID = aCopy.mID;
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mClass = aCopy.mClass;
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mPseudoClass = aCopy.mPseudoClass;
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NS_IF_ADDREF(mTag);
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NS_IF_ADDREF(mID);
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NS_IF_ADDREF(mClass);
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NS_IF_ADDREF(mPseudoClass);
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return *this;
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}
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PRBool nsCSSSelector::Equals(const nsCSSSelector* aOther) const
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{
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if (nsnull != aOther) {
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return (PRBool)((aOther->mTag == mTag) && (aOther->mID == mID) &&
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(aOther->mClass == mClass) && (aOther->mPseudoClass == mPseudoClass));
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}
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return PR_FALSE;
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}
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void nsCSSSelector::Set(const nsString& aTag, const nsString& aID,
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const nsString& aClass, const nsString& aPseudoClass)
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{
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nsAutoString buffer;
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NS_IF_RELEASE(mTag);
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NS_IF_RELEASE(mID);
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NS_IF_RELEASE(mClass);
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NS_IF_RELEASE(mPseudoClass);
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if (0 < aTag.Length()) {
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aTag.ToUpperCase(buffer); // XXX is this correct? what about class?
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mTag = NS_NewAtom(buffer);
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}
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if (0 < aID.Length()) {
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mID = NS_NewAtom(aID);
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}
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if (0 < aClass.Length()) {
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mClass = NS_NewAtom(aClass);
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}
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if (0 < aPseudoClass.Length()) {
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aPseudoClass.ToUpperCase(buffer);
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mPseudoClass = NS_NewAtom(buffer);
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if (nsnull == mTag) {
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mTag = nsHTMLAtoms::a;
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NS_ADDREF(mTag);
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}
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}
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}
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// -- CSSImportantRule -------------------------------
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static nscoord CalcLength(const nsCSSValue& aValue, const nsStyleFont* aFont,
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nsIPresContext* aPresContext);
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static PRBool SetCoord(const nsCSSValue& aValue, nsStyleCoord& aCoord,
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PRInt32 aMask, const nsStyleFont* aFont,
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nsIPresContext* aPresContext);
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static void MapDeclarationInto(nsICSSDeclaration* aDeclaration,
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nsIStyleContext* aContext, nsIPresContext* aPresContext);
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class CSSStyleRuleImpl;
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class CSSImportantRule : public nsIStyleRule {
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public:
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CSSImportantRule(nsICSSStyleSheet* aSheet, nsICSSDeclaration* aDeclaration);
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NS_DECL_ISUPPORTS
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NS_IMETHOD Equals(const nsIStyleRule* aRule, PRBool& aResult) const;
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NS_IMETHOD HashValue(PRUint32& aValue) const;
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NS_IMETHOD GetStyleSheet(nsIStyleSheet*& aSheet) const;
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// Strength is an out-of-band weighting, useful for mapping CSS ! important
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NS_IMETHOD GetStrength(PRInt32& aStrength);
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NS_IMETHOD MapStyleInto(nsIStyleContext* aContext, nsIPresContext* aPresContext);
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NS_IMETHOD List(FILE* out = stdout, PRInt32 aIndent = 0) const;
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protected:
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~CSSImportantRule(void);
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nsICSSDeclaration* mDeclaration;
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nsICSSStyleSheet* mSheet;
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friend CSSStyleRuleImpl;
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};
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CSSImportantRule::CSSImportantRule(nsICSSStyleSheet* aSheet, nsICSSDeclaration* aDeclaration)
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: mSheet(aSheet),
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mDeclaration(aDeclaration)
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{
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NS_INIT_REFCNT();
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NS_IF_ADDREF(mDeclaration);
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}
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CSSImportantRule::~CSSImportantRule(void)
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{
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NS_IF_RELEASE(mDeclaration);
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}
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NS_IMPL_ISUPPORTS(CSSImportantRule, kIStyleRuleIID);
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NS_IMETHODIMP
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CSSImportantRule::Equals(const nsIStyleRule* aRule, PRBool& aResult) const
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{
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aResult = PRBool(aRule == this);
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return NS_OK;
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}
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NS_IMETHODIMP
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CSSImportantRule::HashValue(PRUint32& aValue) const
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{
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aValue = PRUint32(mDeclaration);
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return NS_OK;
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}
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NS_IMETHODIMP
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CSSImportantRule::GetStyleSheet(nsIStyleSheet*& aSheet) const
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{
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NS_IF_ADDREF(mSheet);
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aSheet = mSheet;
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return NS_OK;
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}
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// Strength is an out-of-band weighting, useful for mapping CSS ! important
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NS_IMETHODIMP
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CSSImportantRule::GetStrength(PRInt32& aStrength)
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{
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aStrength = 1;
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return NS_OK;
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}
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NS_IMETHODIMP
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CSSImportantRule::MapStyleInto(nsIStyleContext* aContext, nsIPresContext* aPresContext)
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{
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MapDeclarationInto(mDeclaration, aContext, aPresContext);
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return NS_OK;
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}
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NS_IMETHODIMP
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CSSImportantRule::List(FILE* out, PRInt32 aIndent) const
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{
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// Indent
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for (PRInt32 index = aIndent; --index >= 0; ) fputs(" ", out);
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fputs("! Important rule ", out);
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if (nsnull != mDeclaration) {
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mDeclaration->List(out);
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}
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else {
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fputs("{ null declaration }", out);
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}
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fputs("\n", out);
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return NS_OK;
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}
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// -- nsDOMStyleRuleDeclaration -------------------------------
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class DOMCSSDeclarationImpl : public nsDOMCSSDeclaration
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{
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public:
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DOMCSSDeclarationImpl(nsICSSStyleRule *aRule);
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~DOMCSSDeclarationImpl();
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virtual void DropReference();
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virtual nsresult GetCSSDeclaration(nsICSSDeclaration **aDecl,
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PRBool aAllocate);
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virtual nsresult StylePropertyChanged(const nsString& aPropertyName,
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PRInt32 aHint);
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virtual nsresult GetParent(nsISupports **aParent);
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protected:
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nsICSSStyleRule *mRule;
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};
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DOMCSSDeclarationImpl::DOMCSSDeclarationImpl(nsICSSStyleRule *aRule)
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{
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// This reference is not reference-counted. The rule
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// object tells us when its about to go away.
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mRule = aRule;
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}
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DOMCSSDeclarationImpl::~DOMCSSDeclarationImpl()
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{
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}
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void
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DOMCSSDeclarationImpl::DropReference()
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{
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mRule = nsnull;
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}
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nsresult
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DOMCSSDeclarationImpl::GetCSSDeclaration(nsICSSDeclaration **aDecl,
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PRBool aAllocate)
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{
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if (nsnull != mRule) {
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*aDecl = mRule->GetDeclaration();
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}
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else {
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*aDecl = nsnull;
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}
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return NS_OK;
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}
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nsresult
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DOMCSSDeclarationImpl::StylePropertyChanged(const nsString& aPropertyName,
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PRInt32 aHint)
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{
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nsIStyleSheet* sheet = nsnull;
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if (nsnull != mRule) {
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mRule->GetStyleSheet(sheet);
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if (nsnull != sheet) {
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nsIDocument* doc = nsnull;
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sheet->GetOwningDocument(doc);
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if (nsnull != doc) {
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doc->StyleRuleChanged(sheet, mRule, aHint);
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}
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}
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}
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return NS_OK;
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}
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nsresult
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DOMCSSDeclarationImpl::GetParent(nsISupports **aParent)
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{
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if (nsnull != mRule) {
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return mRule->QueryInterface(kISupportsIID, (void **)aParent);
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}
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return NS_OK;
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}
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// -- nsCSSStyleRule -------------------------------
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class CSSStyleRuleImpl : public nsICSSStyleRule,
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public nsIDOMCSSStyleRule,
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public nsIScriptObjectOwner {
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public:
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void* operator new(size_t size);
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void* operator new(size_t size, nsIArena* aArena);
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void operator delete(void* ptr);
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CSSStyleRuleImpl(const nsCSSSelector& aSelector);
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NS_IMETHOD QueryInterface(const nsIID& aIID, void** aInstancePtr);
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NS_IMETHOD_(nsrefcnt) AddRef();
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NS_IMETHOD_(nsrefcnt) Release();
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NS_IMETHOD Equals(const nsIStyleRule* aRule, PRBool& aResult) const;
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NS_IMETHOD HashValue(PRUint32& aValue) const;
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// Strength is an out-of-band weighting, useful for mapping CSS ! important
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NS_IMETHOD GetStrength(PRInt32& aStrength);
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virtual nsCSSSelector* FirstSelector(void);
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virtual void AddSelector(const nsCSSSelector& aSelector);
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virtual void DeleteSelector(nsCSSSelector* aSelector);
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virtual nsICSSDeclaration* GetDeclaration(void) const;
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virtual void SetDeclaration(nsICSSDeclaration* aDeclaration);
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virtual PRInt32 GetWeight(void) const;
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virtual void SetWeight(PRInt32 aWeight);
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virtual nsIStyleRule* GetImportantRule(void);
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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 MapStyleInto(nsIStyleContext* aContext, nsIPresContext* aPresContext);
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NS_IMETHOD List(FILE* out = stdout, PRInt32 aIndent = 0) const;
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// nsIDOMCSSRule interface
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NS_IMETHOD GetType(PRUint16* aType);
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NS_IMETHOD GetCssText(nsString& aCssText);
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NS_IMETHOD SetCssText(const nsString& aCssText);
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NS_IMETHOD GetSheet(nsIDOMCSSStyleSheet** aSheet);
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// nsIDOMCSSStyleRule interface
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NS_IMETHOD GetSelectorText(nsString& aSelectorText);
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NS_IMETHOD SetSelectorText(const nsString& aSelectorText);
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NS_IMETHOD GetStyle(nsIDOMCSSStyleDeclaration** aStyle);
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NS_IMETHOD SetStyle(nsIDOMCSSStyleDeclaration* aStyle);
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// nsIScriptObjectOwner interface
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NS_IMETHOD GetScriptObject(nsIScriptContext *aContext, void** aScriptObject);
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NS_IMETHOD SetScriptObject(void* aScriptObject);
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private:
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// These are not supported and are not implemented!
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CSSStyleRuleImpl(const CSSStyleRuleImpl& aCopy);
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CSSStyleRuleImpl& operator=(const CSSStyleRuleImpl& aCopy);
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protected:
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virtual ~CSSStyleRuleImpl();
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protected:
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PRUint32 mInHeap : 1;
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PRUint32 mRefCnt : 31;
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nsCSSSelector mSelector;
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nsICSSDeclaration* mDeclaration;
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PRInt32 mWeight;
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CSSImportantRule* mImportantRule;
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nsICSSStyleSheet* mSheet;
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DOMCSSDeclarationImpl* mDOMDeclaration;
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void* mScriptObject;
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#ifdef DEBUG_REFS
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PRInt32 mInstance;
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#endif
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};
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void* CSSStyleRuleImpl::operator new(size_t size)
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{
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CSSStyleRuleImpl* rv = (CSSStyleRuleImpl*) ::operator new(size);
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#ifdef NS_DEBUG
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if (nsnull != rv) {
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nsCRT::memset(rv, 0xEE, size);
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}
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#endif
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rv->mInHeap = 1;
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return (void*) rv;
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}
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void* CSSStyleRuleImpl::operator new(size_t size, nsIArena* aArena)
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{
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CSSStyleRuleImpl* rv = (CSSStyleRuleImpl*) aArena->Alloc(PRInt32(size));
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#ifdef NS_DEBUG
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if (nsnull != rv) {
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nsCRT::memset(rv, 0xEE, size);
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}
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#endif
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rv->mInHeap = 0;
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return (void*) rv;
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}
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void CSSStyleRuleImpl::operator delete(void* ptr)
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{
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CSSStyleRuleImpl* rule = (CSSStyleRuleImpl*) ptr;
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if (nsnull != rule) {
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if (rule->mInHeap) {
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::delete ptr;
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}
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}
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}
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#ifdef DEBUG_REFS
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static PRInt32 gInstanceCount;
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static const PRInt32 kInstrument = 1075;
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#endif
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CSSStyleRuleImpl::CSSStyleRuleImpl(const nsCSSSelector& aSelector)
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: mSelector(aSelector), mDeclaration(nsnull),
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mWeight(0), mImportantRule(nsnull)
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{
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NS_INIT_REFCNT();
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mDOMDeclaration = nsnull;
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mScriptObject = nsnull;
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#ifdef DEBUG_REFS
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mInstance = gInstanceCount++;
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fprintf(stdout, "%d of %d + CSSStyleRule\n", mInstance, gInstanceCount);
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#endif
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}
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CSSStyleRuleImpl::~CSSStyleRuleImpl()
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{
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nsCSSSelector* next = mSelector.mNext;
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while (nsnull != next) {
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nsCSSSelector* selector = next;
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next = selector->mNext;
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delete selector;
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}
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NS_IF_RELEASE(mDeclaration);
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if (nsnull != mImportantRule) {
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mImportantRule->mSheet = nsnull;
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NS_RELEASE(mImportantRule);
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}
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if (nsnull != mDOMDeclaration) {
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mDOMDeclaration->DropReference();
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}
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#ifdef DEBUG_REFS
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--gInstanceCount;
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fprintf(stdout, "%d of %d - CSSStyleRule\n", mInstance, gInstanceCount);
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#endif
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}
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#ifdef DEBUG_REFS
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nsrefcnt CSSStyleRuleImpl::AddRef(void)
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{
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if (mInstance == kInstrument) {
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fprintf(stdout, "%d AddRef CSSStyleRule\n", mRefCnt + 1);
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}
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return ++mRefCnt;
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}
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nsrefcnt CSSStyleRuleImpl::Release(void)
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{
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if (mInstance == kInstrument) {
|
|
fprintf(stdout, "%d Release CSSStyleRule\n", mRefCnt - 1);
|
|
}
|
|
if (--mRefCnt == 0) {
|
|
NS_DELETEXPCOM(this);
|
|
return 0;
|
|
}
|
|
return mRefCnt;
|
|
}
|
|
#else
|
|
NS_IMPL_ADDREF(CSSStyleRuleImpl)
|
|
NS_IMPL_RELEASE(CSSStyleRuleImpl)
|
|
#endif
|
|
|
|
nsresult CSSStyleRuleImpl::QueryInterface(const nsIID& aIID,
|
|
void** aInstancePtrResult)
|
|
{
|
|
NS_PRECONDITION(nsnull != aInstancePtrResult, "null pointer");
|
|
if (nsnull == aInstancePtrResult) {
|
|
return NS_ERROR_NULL_POINTER;
|
|
}
|
|
if (aIID.Equals(kICSSStyleRuleIID)) {
|
|
*aInstancePtrResult = (void*) ((nsICSSStyleRule*)this);
|
|
NS_ADDREF_THIS();
|
|
return NS_OK;
|
|
}
|
|
if (aIID.Equals(kIStyleRuleIID)) {
|
|
*aInstancePtrResult = (void*) ((nsIStyleRule*)this);
|
|
NS_ADDREF_THIS();
|
|
return NS_OK;
|
|
}
|
|
if (aIID.Equals(kIDOMCSSRuleIID)) {
|
|
nsIDOMCSSRule *tmp = this;
|
|
*aInstancePtrResult = (void*) tmp;
|
|
NS_ADDREF_THIS();
|
|
return NS_OK;
|
|
}
|
|
if (aIID.Equals(kIDOMCSSStyleRuleIID)) {
|
|
nsIDOMCSSStyleRule *tmp = this;
|
|
*aInstancePtrResult = (void*) tmp;
|
|
NS_ADDREF_THIS();
|
|
return NS_OK;
|
|
}
|
|
if (aIID.Equals(kIScriptObjectOwnerIID)) {
|
|
nsIScriptObjectOwner *tmp = this;
|
|
*aInstancePtrResult = (void*) tmp;
|
|
NS_ADDREF_THIS();
|
|
return NS_OK;
|
|
}
|
|
if (aIID.Equals(kISupportsIID)) {
|
|
nsICSSStyleRule *tmp = this;
|
|
nsISupports *tmp2 = tmp;
|
|
*aInstancePtrResult = (void*) tmp2;
|
|
NS_ADDREF_THIS();
|
|
return NS_OK;
|
|
}
|
|
return NS_NOINTERFACE;
|
|
}
|
|
|
|
|
|
NS_IMETHODIMP CSSStyleRuleImpl::Equals(const nsIStyleRule* aRule, PRBool& aResult) const
|
|
{
|
|
nsICSSStyleRule* iCSSRule;
|
|
|
|
if (this == aRule) {
|
|
aResult = PR_TRUE;
|
|
}
|
|
else {
|
|
aResult = PR_FALSE;
|
|
if ((nsnull != aRule) &&
|
|
(NS_OK == ((nsIStyleRule*)aRule)->QueryInterface(kICSSStyleRuleIID, (void**) &iCSSRule))) {
|
|
|
|
CSSStyleRuleImpl* rule = (CSSStyleRuleImpl*)iCSSRule;
|
|
const nsCSSSelector* local = &mSelector;
|
|
const nsCSSSelector* other = &(rule->mSelector);
|
|
aResult = PR_TRUE;
|
|
|
|
if ((rule->mDeclaration != mDeclaration) ||
|
|
(rule->mWeight != mWeight)) {
|
|
aResult = PR_FALSE;
|
|
}
|
|
while ((PR_TRUE == aResult) && (nsnull != local) && (nsnull != other)) {
|
|
if (! local->Equals(other)) {
|
|
aResult = PR_FALSE;
|
|
}
|
|
local = local->mNext;
|
|
other = other->mNext;
|
|
}
|
|
if ((nsnull != local) || (nsnull != other)) { // more were left
|
|
aResult = PR_FALSE;
|
|
}
|
|
NS_RELEASE(iCSSRule);
|
|
}
|
|
}
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
CSSStyleRuleImpl::HashValue(PRUint32& aValue) const
|
|
{
|
|
aValue = (PRUint32)this;
|
|
return NS_OK;
|
|
}
|
|
|
|
// Strength is an out-of-band weighting, useful for mapping CSS ! important
|
|
NS_IMETHODIMP
|
|
CSSStyleRuleImpl::GetStrength(PRInt32& aStrength)
|
|
{
|
|
aStrength = 0;
|
|
return NS_OK;
|
|
}
|
|
|
|
nsCSSSelector* CSSStyleRuleImpl::FirstSelector(void)
|
|
{
|
|
return &mSelector;
|
|
}
|
|
|
|
void CSSStyleRuleImpl::AddSelector(const nsCSSSelector& aSelector)
|
|
{
|
|
if ((nsnull != aSelector.mTag) || (nsnull != aSelector.mID) ||
|
|
(nsnull != aSelector.mClass) || (nsnull != aSelector.mPseudoClass)) { // skip empty selectors
|
|
nsCSSSelector* selector = new nsCSSSelector(aSelector);
|
|
nsCSSSelector* last = &mSelector;
|
|
|
|
while (nsnull != last->mNext) {
|
|
last = last->mNext;
|
|
}
|
|
last->mNext = selector;
|
|
}
|
|
}
|
|
|
|
|
|
void CSSStyleRuleImpl::DeleteSelector(nsCSSSelector* aSelector)
|
|
{
|
|
if (nsnull != aSelector) {
|
|
if (&mSelector == aSelector) { // handle first selector
|
|
mSelector = *aSelector; // assign value
|
|
mSelector.mNext = aSelector->mNext;
|
|
delete aSelector;
|
|
}
|
|
else {
|
|
nsCSSSelector* selector = &mSelector;
|
|
|
|
while (nsnull != selector->mNext) {
|
|
if (aSelector == selector->mNext) {
|
|
selector->mNext = aSelector->mNext;
|
|
delete aSelector;
|
|
return;
|
|
}
|
|
selector = selector->mNext;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
nsICSSDeclaration* CSSStyleRuleImpl::GetDeclaration(void) const
|
|
{
|
|
NS_IF_ADDREF(mDeclaration);
|
|
return mDeclaration;
|
|
}
|
|
|
|
void CSSStyleRuleImpl::SetDeclaration(nsICSSDeclaration* aDeclaration)
|
|
{
|
|
if (mDeclaration != aDeclaration) {
|
|
NS_IF_RELEASE(mImportantRule);
|
|
NS_IF_RELEASE(mDeclaration);
|
|
mDeclaration = aDeclaration;
|
|
NS_IF_ADDREF(mDeclaration);
|
|
}
|
|
}
|
|
|
|
PRInt32 CSSStyleRuleImpl::GetWeight(void) const
|
|
{
|
|
return mWeight;
|
|
}
|
|
|
|
void CSSStyleRuleImpl::SetWeight(PRInt32 aWeight)
|
|
{
|
|
mWeight = aWeight;
|
|
}
|
|
|
|
nsIStyleRule* CSSStyleRuleImpl::GetImportantRule(void)
|
|
{
|
|
if ((nsnull == mImportantRule) && (nsnull != mDeclaration)) {
|
|
nsICSSDeclaration* important;
|
|
mDeclaration->GetImportantValues(important);
|
|
if (nsnull != important) {
|
|
mImportantRule = new CSSImportantRule(mSheet, important);
|
|
NS_ADDREF(mImportantRule);
|
|
NS_RELEASE(important);
|
|
}
|
|
}
|
|
NS_IF_ADDREF(mImportantRule);
|
|
return mImportantRule;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
CSSStyleRuleImpl::GetStyleSheet(nsIStyleSheet*& aSheet) const
|
|
{
|
|
NS_IF_ADDREF(mSheet);
|
|
aSheet = mSheet;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
CSSStyleRuleImpl::SetStyleSheet(nsICSSStyleSheet* aSheet)
|
|
{
|
|
// We don't reference count this up reference. The style sheet
|
|
// will tell us when it's going away or when we're detached from
|
|
// it.
|
|
mSheet = aSheet;
|
|
if (nsnull != mImportantRule) { // we're responsible for this guy too
|
|
mImportantRule->mSheet = aSheet;
|
|
}
|
|
return NS_OK;
|
|
}
|
|
|
|
nscoord CalcLength(const nsCSSValue& aValue,
|
|
const nsStyleFont* aFont,
|
|
nsIPresContext* aPresContext)
|
|
{
|
|
NS_ASSERTION(aValue.IsLengthUnit(), "not a length unit");
|
|
if (aValue.IsFixedLengthUnit()) {
|
|
return aValue.GetLengthTwips();
|
|
}
|
|
nsCSSUnit unit = aValue.GetUnit();
|
|
switch (unit) {
|
|
case eCSSUnit_EM:
|
|
return NSToCoordRound(aValue.GetFloatValue() * (float)aFont->mFont.size);
|
|
// XXX scale against font metrics height instead
|
|
case eCSSUnit_EN:
|
|
return NSToCoordRound((aValue.GetFloatValue() * (float)aFont->mFont.size) / 2.0f);
|
|
case eCSSUnit_XHeight: {
|
|
nsIFontMetrics* fm = aPresContext->GetMetricsFor(aFont->mFont);
|
|
NS_ASSERTION(nsnull != fm, "can't get font metrics");
|
|
nscoord xHeight;
|
|
if (nsnull != fm) {
|
|
fm->GetXHeight(xHeight);
|
|
NS_RELEASE(fm);
|
|
}
|
|
else {
|
|
xHeight = ((aFont->mFont.size / 3) * 2);
|
|
}
|
|
return NSToCoordRound(aValue.GetFloatValue() * (float)xHeight);
|
|
}
|
|
case eCSSUnit_CapHeight: {
|
|
NS_NOTYETIMPLEMENTED("cap height unit");
|
|
nscoord capHeight = ((aFont->mFont.size / 3) * 2); // XXX HACK!
|
|
return NSToCoordRound(aValue.GetFloatValue() * (float)capHeight);
|
|
}
|
|
case eCSSUnit_Pixel:
|
|
float p2t;
|
|
aPresContext->GetScaledPixelsToTwips(p2t);
|
|
return NSFloatPixelsToTwips(aValue.GetFloatValue(), p2t);
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
|
|
#define SETCOORD_NORMAL 0x01
|
|
#define SETCOORD_AUTO 0x02
|
|
#define SETCOORD_INHERIT 0x04
|
|
#define SETCOORD_PERCENT 0x08
|
|
#define SETCOORD_FACTOR 0x10
|
|
#define SETCOORD_LENGTH 0x20
|
|
#define SETCOORD_INTEGER 0x40
|
|
#define SETCOORD_ENUMERATED 0x80
|
|
|
|
#define SETCOORD_LP (SETCOORD_LENGTH | SETCOORD_PERCENT)
|
|
#define SETCOORD_LH (SETCOORD_LENGTH | SETCOORD_INHERIT)
|
|
#define SETCOORD_AH (SETCOORD_AUTO | SETCOORD_INHERIT)
|
|
#define SETCOORD_LPH (SETCOORD_LP | SETCOORD_INHERIT)
|
|
#define SETCOORD_LPFHN (SETCOORD_LPH | SETCOORD_FACTOR | SETCOORD_NORMAL)
|
|
#define SETCOORD_LPAH (SETCOORD_LP | SETCOORD_AH)
|
|
#define SETCOORD_LPEH (SETCOORD_LP | SETCOORD_ENUMERATED | SETCOORD_INHERIT)
|
|
#define SETCOORD_LEH (SETCOORD_LENGTH | SETCOORD_ENUMERATED | SETCOORD_INHERIT)
|
|
#define SETCOORD_IAH (SETCOORD_INTEGER | SETCOORD_AH)
|
|
|
|
static PRBool SetCoord(const nsCSSValue& aValue, nsStyleCoord& aCoord,
|
|
PRInt32 aMask, const nsStyleFont* aFont,
|
|
nsIPresContext* aPresContext)
|
|
{
|
|
PRBool result = PR_TRUE;
|
|
if (aValue.GetUnit() == eCSSUnit_Null) {
|
|
result = PR_FALSE;
|
|
}
|
|
else if (((aMask & SETCOORD_LENGTH) != 0) &&
|
|
aValue.IsLengthUnit()) {
|
|
aCoord.SetCoordValue(CalcLength(aValue, aFont, aPresContext));
|
|
}
|
|
else if (((aMask & SETCOORD_PERCENT) != 0) &&
|
|
(aValue.GetUnit() == eCSSUnit_Percent)) {
|
|
aCoord.SetPercentValue(aValue.GetPercentValue());
|
|
}
|
|
else if (((aMask & SETCOORD_INTEGER) != 0) &&
|
|
(aValue.GetUnit() == eCSSUnit_Integer)) {
|
|
aCoord.SetIntValue(aValue.GetIntValue(), eStyleUnit_Integer);
|
|
}
|
|
else if (((aMask & SETCOORD_ENUMERATED) != 0) &&
|
|
(aValue.GetUnit() == eCSSUnit_Enumerated)) {
|
|
aCoord.SetIntValue(aValue.GetIntValue(), eStyleUnit_Enumerated);
|
|
}
|
|
else if (((aMask & SETCOORD_AUTO) != 0) &&
|
|
(aValue.GetUnit() == eCSSUnit_Auto)) {
|
|
aCoord.SetAutoValue();
|
|
}
|
|
else if (((aMask & SETCOORD_INHERIT) != 0) &&
|
|
(aValue.GetUnit() == eCSSUnit_Inherit)) {
|
|
aCoord.SetInheritValue();
|
|
}
|
|
else if (((aMask & SETCOORD_NORMAL) != 0) &&
|
|
(aValue.GetUnit() == eCSSUnit_Normal)) {
|
|
aCoord.SetNormalValue();
|
|
}
|
|
else if (((aMask & SETCOORD_FACTOR) != 0) &&
|
|
(aValue.GetUnit() == eCSSUnit_Number)) {
|
|
aCoord.SetFactorValue(aValue.GetFloatValue());
|
|
}
|
|
else {
|
|
result = PR_FALSE; // didn't set anything
|
|
}
|
|
return result;
|
|
}
|
|
|
|
static PRBool SetColor(const nsCSSValue& aValue, const nscolor aParentColor, nscolor& aResult)
|
|
{
|
|
PRBool result = PR_FALSE;
|
|
nsCSSUnit unit = aValue.GetUnit();
|
|
|
|
if (eCSSUnit_Color == unit) {
|
|
aResult = aValue.GetColorValue();
|
|
result = PR_TRUE;
|
|
}
|
|
else if (eCSSUnit_String == unit) {
|
|
nsAutoString value;
|
|
char cbuf[100];
|
|
aValue.GetStringValue(value);
|
|
value.ToCString(cbuf, sizeof(cbuf));
|
|
nscolor rgba;
|
|
if (NS_ColorNameToRGB(cbuf, &rgba)) {
|
|
aResult = rgba;
|
|
result = PR_TRUE;
|
|
}
|
|
}
|
|
return result;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
CSSStyleRuleImpl::MapStyleInto(nsIStyleContext* aContext, nsIPresContext* aPresContext)
|
|
{
|
|
MapDeclarationInto(mDeclaration, aContext, aPresContext);
|
|
return NS_OK;
|
|
}
|
|
|
|
void MapDeclarationInto(nsICSSDeclaration* aDeclaration,
|
|
nsIStyleContext* aContext, nsIPresContext* aPresContext)
|
|
{
|
|
if (nsnull != aDeclaration) {
|
|
nsIStyleContext* parentContext = aContext->GetParent();
|
|
nsStyleFont* font = (nsStyleFont*)aContext->GetMutableStyleData(eStyleStruct_Font);
|
|
const nsStyleFont* parentFont = font;
|
|
if (nsnull != parentContext) {
|
|
parentFont = (const nsStyleFont*)parentContext->GetStyleData(eStyleStruct_Font);
|
|
}
|
|
|
|
nsCSSFont* ourFont;
|
|
if (NS_OK == aDeclaration->GetData(kCSSFontSID, (nsCSSStruct**)&ourFont)) {
|
|
if (nsnull != ourFont) {
|
|
const nsFont& defaultFont = aPresContext->GetDefaultFont();
|
|
const nsFont& defaultFixedFont = aPresContext->GetDefaultFixedFont();
|
|
|
|
// font-family: string list, enum, inherit
|
|
if (eCSSUnit_String == ourFont->mFamily.GetUnit()) {
|
|
nsIDeviceContext* dc = aPresContext->GetDeviceContext();
|
|
if (nsnull != dc) {
|
|
nsAutoString familyList;
|
|
|
|
ourFont->mFamily.GetStringValue(familyList);
|
|
|
|
font->mFont.name = familyList;
|
|
nsAutoString face;
|
|
if (NS_OK == dc->FirstExistingFont(font->mFont, face)) {
|
|
if (face.EqualsIgnoreCase("monospace")) {
|
|
font->mFont = font->mFixedFont;
|
|
}
|
|
else {
|
|
font->mFixedFont.name = familyList;
|
|
}
|
|
}
|
|
else {
|
|
font->mFont.name = defaultFont.name;
|
|
font->mFixedFont.name = defaultFixedFont.name;
|
|
}
|
|
font->mFlags |= NS_STYLE_FONT_FACE_EXPLICIT;
|
|
NS_RELEASE(dc);
|
|
}
|
|
}
|
|
else if (eCSSUnit_Enumerated == ourFont->mFamily.GetUnit()) {
|
|
NS_NOTYETIMPLEMENTED("system font");
|
|
}
|
|
else if (eCSSUnit_Inherit == ourFont->mFamily.GetUnit()) {
|
|
font->mFont.name = parentFont->mFont.name;
|
|
font->mFixedFont.name = parentFont->mFixedFont.name;
|
|
font->mFlags &= ~NS_STYLE_FONT_FACE_EXPLICIT;
|
|
font->mFlags |= (parentFont->mFlags & NS_STYLE_FONT_FACE_EXPLICIT);
|
|
}
|
|
|
|
// font-style: enum, normal, inherit
|
|
if (eCSSUnit_Enumerated == ourFont->mStyle.GetUnit()) {
|
|
font->mFont.style = ourFont->mStyle.GetIntValue();
|
|
font->mFixedFont.style = ourFont->mStyle.GetIntValue();
|
|
}
|
|
else if (eCSSUnit_Normal == ourFont->mStyle.GetUnit()) {
|
|
font->mFont.style = NS_STYLE_FONT_STYLE_NORMAL;
|
|
font->mFixedFont.style = NS_STYLE_FONT_STYLE_NORMAL;
|
|
}
|
|
else if (eCSSUnit_Inherit == ourFont->mStyle.GetUnit()) {
|
|
font->mFont.style = parentFont->mFont.style;
|
|
font->mFixedFont.style = parentFont->mFixedFont.style;
|
|
}
|
|
|
|
// font-variant: enum, normal, inherit
|
|
if (eCSSUnit_Enumerated == ourFont->mVariant.GetUnit()) {
|
|
font->mFont.variant = ourFont->mVariant.GetIntValue();
|
|
font->mFixedFont.variant = ourFont->mVariant.GetIntValue();
|
|
}
|
|
else if (eCSSUnit_Normal == ourFont->mVariant.GetUnit()) {
|
|
font->mFont.variant = NS_STYLE_FONT_VARIANT_NORMAL;
|
|
font->mFixedFont.variant = NS_STYLE_FONT_VARIANT_NORMAL;
|
|
}
|
|
else if (eCSSUnit_Inherit == ourFont->mVariant.GetUnit()) {
|
|
font->mFont.variant = parentFont->mFont.variant;
|
|
font->mFixedFont.variant = parentFont->mFixedFont.variant;
|
|
}
|
|
|
|
// font-weight: int, enum, normal, inherit
|
|
if (eCSSUnit_Integer == ourFont->mWeight.GetUnit()) {
|
|
font->mFont.weight = ourFont->mWeight.GetIntValue();
|
|
font->mFixedFont.weight = ourFont->mWeight.GetIntValue();
|
|
}
|
|
else if (eCSSUnit_Enumerated == ourFont->mWeight.GetUnit()) {
|
|
PRInt32 value = ourFont->mWeight.GetIntValue();
|
|
switch (value) {
|
|
case NS_STYLE_FONT_WEIGHT_NORMAL:
|
|
case NS_STYLE_FONT_WEIGHT_BOLD:
|
|
font->mFont.weight = value;
|
|
font->mFixedFont.weight = value;
|
|
break;
|
|
case NS_STYLE_FONT_WEIGHT_BOLDER:
|
|
case NS_STYLE_FONT_WEIGHT_LIGHTER:
|
|
font->mFont.weight = (parentFont->mFont.weight + value);
|
|
font->mFixedFont.weight = (parentFont->mFixedFont.weight + value);
|
|
break;
|
|
}
|
|
}
|
|
else if (eCSSUnit_Normal == ourFont->mWeight.GetUnit()) {
|
|
font->mFont.weight = NS_STYLE_FONT_WEIGHT_NORMAL;
|
|
font->mFixedFont.weight = NS_STYLE_FONT_WEIGHT_NORMAL;
|
|
}
|
|
else if (eCSSUnit_Inherit == ourFont->mWeight.GetUnit()) {
|
|
font->mFont.weight = parentFont->mFont.weight;
|
|
font->mFixedFont.weight = parentFont->mFixedFont.weight;
|
|
}
|
|
|
|
// font-size: enum, length, percent, inherit
|
|
if (eCSSUnit_Enumerated == ourFont->mSize.GetUnit()) {
|
|
PRInt32 value = ourFont->mSize.GetIntValue();
|
|
PRInt32 scaler;
|
|
aPresContext->GetFontScaler(scaler);
|
|
float scaleFactor = nsStyleUtil::GetScalingFactor(scaler);
|
|
|
|
if ((NS_STYLE_FONT_SIZE_XXSMALL <= value) &&
|
|
(value <= NS_STYLE_FONT_SIZE_XXLARGE)) {
|
|
font->mFont.size = nsStyleUtil::CalcFontPointSize(value, (PRInt32)defaultFont.size, scaleFactor);
|
|
font->mFixedFont.size = nsStyleUtil::CalcFontPointSize(value, (PRInt32)defaultFixedFont.size, scaleFactor);
|
|
}
|
|
else if (NS_STYLE_FONT_SIZE_LARGER == value) {
|
|
PRInt32 index = nsStyleUtil::FindNextLargerFontSize(parentFont->mFont.size, (PRInt32)defaultFont.size, scaleFactor);
|
|
font->mFont.size = nsStyleUtil::CalcFontPointSize(index, (PRInt32)defaultFont.size, scaleFactor);
|
|
font->mFixedFont.size = nsStyleUtil::CalcFontPointSize(index, (PRInt32)defaultFixedFont.size, scaleFactor);
|
|
}
|
|
else if (NS_STYLE_FONT_SIZE_SMALLER == value) {
|
|
PRInt32 index = nsStyleUtil::FindNextSmallerFontSize(parentFont->mFont.size, (PRInt32)defaultFont.size, scaleFactor);
|
|
font->mFont.size = nsStyleUtil::CalcFontPointSize(index, (PRInt32)defaultFont.size, scaleFactor);
|
|
font->mFixedFont.size = nsStyleUtil::CalcFontPointSize(index, (PRInt32)defaultFixedFont.size, scaleFactor);
|
|
}
|
|
// this does NOT explicitly set font size
|
|
font->mFlags &= ~NS_STYLE_FONT_SIZE_EXPLICIT;
|
|
}
|
|
else if (ourFont->mSize.IsLengthUnit()) {
|
|
font->mFont.size = CalcLength(ourFont->mSize, parentFont, aPresContext);
|
|
font->mFixedFont.size = CalcLength(ourFont->mSize, parentFont, aPresContext);
|
|
font->mFlags |= NS_STYLE_FONT_SIZE_EXPLICIT;
|
|
}
|
|
else if (eCSSUnit_Percent == ourFont->mSize.GetUnit()) {
|
|
font->mFont.size = (nscoord)((float)(parentFont->mFont.size) * ourFont->mSize.GetPercentValue());
|
|
font->mFixedFont.size = (nscoord)((float)(parentFont->mFixedFont.size) * ourFont->mSize.GetPercentValue());
|
|
font->mFlags |= NS_STYLE_FONT_SIZE_EXPLICIT;
|
|
}
|
|
else if (eCSSUnit_Inherit == ourFont->mSize.GetUnit()) {
|
|
font->mFont.size = parentFont->mFont.size;
|
|
font->mFixedFont.size = parentFont->mFixedFont.size;
|
|
font->mFlags &= ~NS_STYLE_FONT_SIZE_EXPLICIT;
|
|
font->mFlags |= (parentFont->mFlags & NS_STYLE_FONT_SIZE_EXPLICIT);
|
|
}
|
|
}
|
|
}
|
|
|
|
nsCSSText* ourText;
|
|
if (NS_OK == aDeclaration->GetData(kCSSTextSID, (nsCSSStruct**)&ourText)) {
|
|
if (nsnull != ourText) {
|
|
// Get our text style and our parent's text style
|
|
nsStyleText* text = (nsStyleText*) aContext->GetMutableStyleData(eStyleStruct_Text);
|
|
const nsStyleText* parentText = text;
|
|
if (nsnull != parentContext) {
|
|
parentText = (const nsStyleText*)parentContext->GetStyleData(eStyleStruct_Text);
|
|
}
|
|
|
|
// letter-spacing: normal, length, inherit
|
|
SetCoord(ourText->mLetterSpacing, text->mLetterSpacing, SETCOORD_LH | SETCOORD_NORMAL,
|
|
font, aPresContext);
|
|
|
|
// line-height: normal, number, length, percent, inherit
|
|
SetCoord(ourText->mLineHeight, text->mLineHeight, SETCOORD_LPFHN, font, aPresContext);
|
|
|
|
// text-align: enum, string, inherit
|
|
if (eCSSUnit_Enumerated == ourText->mTextAlign.GetUnit()) {
|
|
text->mTextAlign = ourText->mTextAlign.GetIntValue();
|
|
}
|
|
else if (eCSSUnit_String == ourText->mTextAlign.GetUnit()) {
|
|
NS_NOTYETIMPLEMENTED("align string");
|
|
}
|
|
else if (eCSSUnit_Inherit == ourText->mTextAlign.GetUnit()) {
|
|
text->mTextAlign = parentText->mTextAlign;
|
|
}
|
|
|
|
// text-indent: length, percent, inherit
|
|
SetCoord(ourText->mTextIndent, text->mTextIndent, SETCOORD_LPH, font, aPresContext);
|
|
|
|
// text-decoration: none, enum (bit field), inherit
|
|
if (eCSSUnit_Enumerated == ourText->mDecoration.GetUnit()) {
|
|
PRInt32 td = ourText->mDecoration.GetIntValue();
|
|
font->mFont.decorations = (parentFont->mFont.decorations | td);
|
|
font->mFixedFont.decorations = (parentFont->mFixedFont.decorations | td);
|
|
text->mTextDecoration = td;
|
|
}
|
|
else if (eCSSUnit_None == ourText->mDecoration.GetUnit()) {
|
|
font->mFont.decorations = NS_STYLE_TEXT_DECORATION_NONE;
|
|
font->mFixedFont.decorations = NS_STYLE_TEXT_DECORATION_NONE;
|
|
text->mTextDecoration = NS_STYLE_TEXT_DECORATION_NONE;
|
|
}
|
|
else if (eCSSUnit_Inherit == ourText->mDecoration.GetUnit()) {
|
|
font->mFont.decorations = parentFont->mFont.decorations;
|
|
font->mFixedFont.decorations = parentFont->mFixedFont.decorations;
|
|
text->mTextDecoration = parentText->mTextDecoration;
|
|
}
|
|
|
|
// text-transform: enum, none, inherit
|
|
if (eCSSUnit_Enumerated == ourText->mTextTransform.GetUnit()) {
|
|
text->mTextTransform = ourText->mTextTransform.GetIntValue();
|
|
}
|
|
else if (eCSSUnit_None == ourText->mTextTransform.GetUnit()) {
|
|
text->mTextTransform = NS_STYLE_TEXT_TRANSFORM_NONE;
|
|
}
|
|
else if (eCSSUnit_Inherit == ourText->mTextTransform.GetUnit()) {
|
|
text->mTextTransform = parentText->mTextTransform;
|
|
}
|
|
|
|
// vertical-align: enum, length, percent, inherit
|
|
if (! SetCoord(ourText->mVerticalAlign, text->mVerticalAlign, SETCOORD_LP | SETCOORD_ENUMERATED,
|
|
font, aPresContext)) {
|
|
// XXX this really needs to pass the inherit value along...
|
|
if (eCSSUnit_Inherit == ourText->mVerticalAlign.GetUnit()) {
|
|
text->mVerticalAlign = parentText->mVerticalAlign;
|
|
}
|
|
}
|
|
|
|
// white-space: enum, normal, inherit
|
|
if (eCSSUnit_Enumerated == ourText->mWhiteSpace.GetUnit()) {
|
|
text->mWhiteSpace = ourText->mWhiteSpace.GetIntValue();
|
|
}
|
|
else if (eCSSUnit_Normal == ourText->mWhiteSpace.GetUnit()) {
|
|
text->mWhiteSpace = NS_STYLE_WHITESPACE_NORMAL;
|
|
}
|
|
else if (eCSSUnit_Inherit == ourText->mWhiteSpace.GetUnit()) {
|
|
text->mWhiteSpace = parentText->mWhiteSpace;
|
|
}
|
|
|
|
// word-spacing: normal, length, inherit
|
|
SetCoord(ourText->mWordSpacing, text->mWordSpacing, SETCOORD_LH | SETCOORD_NORMAL,
|
|
font, aPresContext);
|
|
}
|
|
}
|
|
|
|
nsCSSDisplay* ourDisplay;
|
|
if (NS_OK == aDeclaration->GetData(kCSSDisplaySID, (nsCSSStruct**)&ourDisplay)) {
|
|
if (nsnull != ourDisplay) {
|
|
// Get our style and our parent's style
|
|
nsStyleDisplay* display = (nsStyleDisplay*)
|
|
aContext->GetMutableStyleData(eStyleStruct_Display);
|
|
|
|
const nsStyleDisplay* parentDisplay = display;
|
|
if (nsnull != parentContext) {
|
|
parentDisplay = (const nsStyleDisplay*)parentContext->GetStyleData(eStyleStruct_Display);
|
|
}
|
|
|
|
// display: enum, none, inherit
|
|
if (eCSSUnit_Enumerated == ourDisplay->mDisplay.GetUnit()) {
|
|
display->mDisplay = ourDisplay->mDisplay.GetIntValue();
|
|
}
|
|
else if (eCSSUnit_None == ourDisplay->mDisplay.GetUnit()) {
|
|
display->mDisplay = NS_STYLE_DISPLAY_NONE;
|
|
}
|
|
else if (eCSSUnit_Inherit == ourDisplay->mDisplay.GetUnit()) {
|
|
display->mDisplay = parentDisplay->mDisplay;
|
|
}
|
|
|
|
// direction: enum, inherit
|
|
if (eCSSUnit_Enumerated == ourDisplay->mDirection.GetUnit()) {
|
|
display->mDirection = ourDisplay->mDirection.GetIntValue();
|
|
}
|
|
else if (eCSSUnit_Inherit == ourDisplay->mDirection.GetUnit()) {
|
|
display->mDirection = parentDisplay->mDirection;
|
|
}
|
|
|
|
// clear: enum, none, inherit
|
|
if (eCSSUnit_Enumerated == ourDisplay->mClear.GetUnit()) {
|
|
display->mBreakType = ourDisplay->mClear.GetIntValue();
|
|
}
|
|
else if (eCSSUnit_None == ourDisplay->mClear.GetUnit()) {
|
|
display->mBreakType = NS_STYLE_CLEAR_NONE;
|
|
}
|
|
else if (eCSSUnit_Inherit == ourDisplay->mClear.GetUnit()) {
|
|
display->mBreakType = parentDisplay->mBreakType;
|
|
}
|
|
|
|
// float: enum, none, inherit
|
|
if (eCSSUnit_Enumerated == ourDisplay->mFloat.GetUnit()) {
|
|
display->mFloats = ourDisplay->mFloat.GetIntValue();
|
|
}
|
|
else if (eCSSUnit_None == ourDisplay->mFloat.GetUnit()) {
|
|
display->mFloats = NS_STYLE_FLOAT_NONE;
|
|
}
|
|
else if (eCSSUnit_Inherit == ourDisplay->mFloat.GetUnit()) {
|
|
display->mFloats = parentDisplay->mFloats;
|
|
}
|
|
|
|
// visibility: enum, inherit
|
|
if (eCSSUnit_Enumerated == ourDisplay->mVisibility.GetUnit()) {
|
|
display->mVisible = PRBool (NS_STYLE_VISIBILITY_VISIBLE == ourDisplay->mVisibility.GetIntValue());
|
|
}
|
|
else if (eCSSUnit_Inherit == ourDisplay->mVisibility.GetUnit()) {
|
|
display->mVisible = parentDisplay->mVisible;
|
|
}
|
|
|
|
// overflow: enum, auto, inherit
|
|
if (eCSSUnit_Enumerated == ourDisplay->mOverflow.GetUnit()) {
|
|
display->mOverflow = ourDisplay->mOverflow.GetIntValue();
|
|
}
|
|
else if (eCSSUnit_Auto == ourDisplay->mOverflow.GetUnit()) {
|
|
display->mOverflow = NS_STYLE_OVERFLOW_AUTO;
|
|
}
|
|
else if (eCSSUnit_Inherit == ourDisplay->mOverflow.GetUnit()) {
|
|
display->mOverflow = parentDisplay->mOverflow;
|
|
}
|
|
|
|
// clip property: length, auto, inherit
|
|
if (nsnull != ourDisplay->mClip) {
|
|
if (eCSSUnit_Inherit == ourDisplay->mClip->mTop.GetUnit()) { // if one is inherit, they all are
|
|
display->mClipFlags = NS_STYLE_CLIP_INHERIT;
|
|
}
|
|
else {
|
|
PRBool fullAuto = PR_TRUE;
|
|
|
|
display->mClipFlags = 0; // clear it
|
|
|
|
if (eCSSUnit_Auto == ourDisplay->mClip->mTop.GetUnit()) {
|
|
display->mClip.top = 0;
|
|
display->mClipFlags |= NS_STYLE_CLIP_TOP_AUTO;
|
|
}
|
|
else if (ourDisplay->mClip->mTop.IsLengthUnit()) {
|
|
display->mClip.top = CalcLength(ourDisplay->mClip->mTop, font, aPresContext);
|
|
fullAuto = PR_FALSE;
|
|
}
|
|
if (eCSSUnit_Auto == ourDisplay->mClip->mRight.GetUnit()) {
|
|
display->mClip.right = 0;
|
|
display->mClipFlags |= NS_STYLE_CLIP_RIGHT_AUTO;
|
|
}
|
|
else if (ourDisplay->mClip->mRight.IsLengthUnit()) {
|
|
display->mClip.right = CalcLength(ourDisplay->mClip->mRight, font, aPresContext);
|
|
fullAuto = PR_FALSE;
|
|
}
|
|
if (eCSSUnit_Auto == ourDisplay->mClip->mBottom.GetUnit()) {
|
|
display->mClip.bottom = 0;
|
|
display->mClipFlags |= NS_STYLE_CLIP_BOTTOM_AUTO;
|
|
}
|
|
else if (ourDisplay->mClip->mBottom.IsLengthUnit()) {
|
|
display->mClip.bottom = CalcLength(ourDisplay->mClip->mBottom, font, aPresContext);
|
|
fullAuto = PR_FALSE;
|
|
}
|
|
if (eCSSUnit_Auto == ourDisplay->mClip->mLeft.GetUnit()) {
|
|
display->mClip.left = 0;
|
|
display->mClipFlags |= NS_STYLE_CLIP_LEFT_AUTO;
|
|
}
|
|
else if (ourDisplay->mClip->mLeft.IsLengthUnit()) {
|
|
display->mClip.left = CalcLength(ourDisplay->mClip->mLeft, font, aPresContext);
|
|
fullAuto = PR_FALSE;
|
|
}
|
|
display->mClipFlags &= ~NS_STYLE_CLIP_TYPE_MASK;
|
|
if (fullAuto) {
|
|
display->mClipFlags |= NS_STYLE_CLIP_AUTO;
|
|
}
|
|
else {
|
|
display->mClipFlags |= NS_STYLE_CLIP_RECT;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
nsCSSColor* ourColor;
|
|
if (NS_OK == aDeclaration->GetData(kCSSColorSID, (nsCSSStruct**)&ourColor)) {
|
|
if (nsnull != ourColor) {
|
|
nsStyleColor* color = (nsStyleColor*)aContext->GetMutableStyleData(eStyleStruct_Color);
|
|
|
|
const nsStyleColor* parentColor = color;
|
|
if (nsnull != parentContext) {
|
|
parentColor = (const nsStyleColor*)parentContext->GetStyleData(eStyleStruct_Color);
|
|
}
|
|
|
|
// color: color, string, inherit
|
|
if (! SetColor(ourColor->mColor, parentColor->mColor, color->mColor)) {
|
|
if (eCSSUnit_Inherit == ourColor->mColor.GetUnit()) {
|
|
color->mColor = parentColor->mColor;
|
|
}
|
|
}
|
|
|
|
// cursor: enum, auto, url, inherit
|
|
nsCSSValueList* list = ourColor->mCursor;
|
|
if (nsnull != list) {
|
|
// XXX need to deal with multiple URL values
|
|
if (eCSSUnit_Enumerated == list->mValue.GetUnit()) {
|
|
color->mCursor = list->mValue.GetIntValue();
|
|
}
|
|
else if (eCSSUnit_Auto == list->mValue.GetUnit()) {
|
|
color->mCursor = NS_STYLE_CURSOR_AUTO;
|
|
}
|
|
else if (eCSSUnit_URL == list->mValue.GetUnit()) {
|
|
list->mValue.GetStringValue(color->mCursorImage);
|
|
}
|
|
else if (eCSSUnit_Inherit == list->mValue.GetUnit()) {
|
|
color->mCursor = parentColor->mCursor;
|
|
}
|
|
}
|
|
|
|
// background-color: color, string, enum (flags), inherit
|
|
if (SetColor(ourColor->mBackColor, parentColor->mBackgroundColor, color->mBackgroundColor)) {
|
|
color->mBackgroundFlags &= ~NS_STYLE_BG_COLOR_TRANSPARENT;
|
|
}
|
|
else if (eCSSUnit_Enumerated == ourColor->mBackColor.GetUnit()) {
|
|
color->mBackgroundFlags |= NS_STYLE_BG_COLOR_TRANSPARENT;
|
|
}
|
|
else if (eCSSUnit_Inherit == ourColor->mBackColor.GetUnit()) {
|
|
color->mBackgroundColor = parentColor->mBackgroundColor;
|
|
color->mBackgroundFlags &= ~NS_STYLE_BG_COLOR_TRANSPARENT;
|
|
color->mBackgroundFlags |= (parentColor->mBackgroundFlags & NS_STYLE_BG_COLOR_TRANSPARENT);
|
|
}
|
|
|
|
// background-image: url, none, inherit
|
|
if (eCSSUnit_URL == ourColor->mBackImage.GetUnit()) {
|
|
ourColor->mBackImage.GetStringValue(color->mBackgroundImage);
|
|
color->mBackgroundFlags &= ~NS_STYLE_BG_IMAGE_NONE;
|
|
}
|
|
else if (eCSSUnit_None == ourColor->mBackImage.GetUnit()) {
|
|
color->mBackgroundImage.Truncate();
|
|
color->mBackgroundFlags |= NS_STYLE_BG_IMAGE_NONE;
|
|
}
|
|
else if (eCSSUnit_Inherit == ourColor->mBackImage.GetUnit()) {
|
|
color->mBackgroundImage = parentColor->mBackgroundImage;
|
|
color->mBackgroundFlags &= ~NS_STYLE_BG_IMAGE_NONE;
|
|
color->mBackgroundFlags |= (parentColor->mBackgroundFlags & NS_STYLE_BG_IMAGE_NONE);
|
|
}
|
|
|
|
// background-repeat: enum, inherit
|
|
if (eCSSUnit_Enumerated == ourColor->mBackRepeat.GetUnit()) {
|
|
color->mBackgroundRepeat = ourColor->mBackRepeat.GetIntValue();
|
|
}
|
|
else if (eCSSUnit_Inherit == ourColor->mBackRepeat.GetUnit()) {
|
|
color->mBackgroundRepeat = parentColor->mBackgroundRepeat;
|
|
}
|
|
|
|
// background-attachment: enum, inherit
|
|
if (eCSSUnit_Enumerated == ourColor->mBackAttachment.GetUnit()) {
|
|
color->mBackgroundAttachment = ourColor->mBackAttachment.GetIntValue();
|
|
}
|
|
else if (eCSSUnit_Inherit == ourColor->mBackAttachment.GetUnit()) {
|
|
color->mBackgroundAttachment = parentColor->mBackgroundAttachment;
|
|
}
|
|
|
|
// background-position: enum, length, percent (flags), inherit
|
|
if (eCSSUnit_Percent == ourColor->mBackPositionX.GetUnit()) {
|
|
color->mBackgroundXPosition = (nscoord)(100.0f * ourColor->mBackPositionX.GetPercentValue());
|
|
color->mBackgroundFlags |= NS_STYLE_BG_X_POSITION_PERCENT;
|
|
color->mBackgroundFlags &= ~NS_STYLE_BG_X_POSITION_LENGTH;
|
|
}
|
|
else if (ourColor->mBackPositionX.IsLengthUnit()) {
|
|
color->mBackgroundXPosition = CalcLength(ourColor->mBackPositionX,
|
|
font, aPresContext);
|
|
color->mBackgroundFlags |= NS_STYLE_BG_X_POSITION_LENGTH;
|
|
color->mBackgroundFlags &= ~NS_STYLE_BG_X_POSITION_PERCENT;
|
|
}
|
|
else if (eCSSUnit_Enumerated == ourColor->mBackPositionX.GetUnit()) {
|
|
color->mBackgroundXPosition = (nscoord)ourColor->mBackPositionX.GetIntValue();
|
|
color->mBackgroundFlags |= NS_STYLE_BG_X_POSITION_PERCENT;
|
|
color->mBackgroundFlags &= ~NS_STYLE_BG_X_POSITION_LENGTH;
|
|
}
|
|
else if (eCSSUnit_Inherit == ourColor->mBackPositionX.GetUnit()) {
|
|
color->mBackgroundXPosition = parentColor->mBackgroundXPosition;
|
|
color->mBackgroundFlags &= ~(NS_STYLE_BG_X_POSITION_LENGTH | NS_STYLE_BG_X_POSITION_PERCENT);
|
|
color->mBackgroundFlags |= (parentColor->mBackgroundFlags & (NS_STYLE_BG_X_POSITION_LENGTH | NS_STYLE_BG_X_POSITION_PERCENT));
|
|
}
|
|
|
|
if (eCSSUnit_Percent == ourColor->mBackPositionY.GetUnit()) {
|
|
color->mBackgroundYPosition = (nscoord)(100.0f * ourColor->mBackPositionY.GetPercentValue());
|
|
color->mBackgroundFlags |= NS_STYLE_BG_Y_POSITION_PERCENT;
|
|
color->mBackgroundFlags &= ~NS_STYLE_BG_Y_POSITION_LENGTH;
|
|
}
|
|
else if (ourColor->mBackPositionY.IsLengthUnit()) {
|
|
color->mBackgroundYPosition = CalcLength(ourColor->mBackPositionY,
|
|
font, aPresContext);
|
|
color->mBackgroundFlags |= NS_STYLE_BG_Y_POSITION_LENGTH;
|
|
color->mBackgroundFlags &= ~NS_STYLE_BG_Y_POSITION_PERCENT;
|
|
}
|
|
else if (eCSSUnit_Enumerated == ourColor->mBackPositionY.GetUnit()) {
|
|
color->mBackgroundYPosition = (nscoord)ourColor->mBackPositionY.GetIntValue();
|
|
color->mBackgroundFlags |= NS_STYLE_BG_Y_POSITION_PERCENT;
|
|
color->mBackgroundFlags &= ~NS_STYLE_BG_Y_POSITION_LENGTH;
|
|
}
|
|
else if (eCSSUnit_Inherit == ourColor->mBackPositionY.GetUnit()) {
|
|
color->mBackgroundYPosition = parentColor->mBackgroundYPosition;
|
|
color->mBackgroundFlags &= ~(NS_STYLE_BG_Y_POSITION_LENGTH | NS_STYLE_BG_Y_POSITION_PERCENT);
|
|
color->mBackgroundFlags |= (parentColor->mBackgroundFlags & (NS_STYLE_BG_Y_POSITION_LENGTH | NS_STYLE_BG_Y_POSITION_PERCENT));
|
|
}
|
|
|
|
// opacity: factor, percent, inherit
|
|
if (eCSSUnit_Percent == ourColor->mOpacity.GetUnit()) {
|
|
color->mOpacity = ourColor->mOpacity.GetPercentValue();
|
|
}
|
|
else if (eCSSUnit_Number == ourColor->mOpacity.GetUnit()) {
|
|
color->mOpacity = ourColor->mOpacity.GetFloatValue();
|
|
}
|
|
else if (eCSSUnit_Inherit == ourColor->mOpacity.GetUnit()) {
|
|
color->mOpacity = parentColor->mOpacity;
|
|
}
|
|
|
|
// XXX: NYI nsCSSValue mBackFilter;
|
|
}
|
|
}
|
|
|
|
nsCSSMargin* ourMargin;
|
|
if (NS_OK == aDeclaration->GetData(kCSSMarginSID, (nsCSSStruct**)&ourMargin)) {
|
|
if (nsnull != ourMargin) {
|
|
nsStyleSpacing* spacing = (nsStyleSpacing*)
|
|
aContext->GetMutableStyleData(eStyleStruct_Spacing);
|
|
|
|
const nsStyleSpacing* parentSpacing = spacing;
|
|
if (nsnull != parentContext) {
|
|
parentSpacing = (const nsStyleSpacing*)parentContext->GetStyleData(eStyleStruct_Spacing);
|
|
}
|
|
|
|
// margin: length, percent, auto, inherit
|
|
if (nsnull != ourMargin->mMargin) {
|
|
nsStyleCoord coord;
|
|
if (SetCoord(ourMargin->mMargin->mLeft, coord, SETCOORD_LPAH, font, aPresContext)) {
|
|
spacing->mMargin.SetLeft(coord);
|
|
}
|
|
if (SetCoord(ourMargin->mMargin->mTop, coord, SETCOORD_LPAH, font, aPresContext)) {
|
|
spacing->mMargin.SetTop(coord);
|
|
}
|
|
if (SetCoord(ourMargin->mMargin->mRight, coord, SETCOORD_LPAH, font, aPresContext)) {
|
|
spacing->mMargin.SetRight(coord);
|
|
}
|
|
if (SetCoord(ourMargin->mMargin->mBottom, coord, SETCOORD_LPAH, font, aPresContext)) {
|
|
spacing->mMargin.SetBottom(coord);
|
|
}
|
|
}
|
|
|
|
// padding: length, percent, inherit
|
|
if (nsnull != ourMargin->mPadding) {
|
|
nsStyleCoord coord;
|
|
if (SetCoord(ourMargin->mPadding->mLeft, coord, SETCOORD_LPH, font, aPresContext)) {
|
|
spacing->mPadding.SetLeft(coord);
|
|
}
|
|
if (SetCoord(ourMargin->mPadding->mTop, coord, SETCOORD_LPH, font, aPresContext)) {
|
|
spacing->mPadding.SetTop(coord);
|
|
}
|
|
if (SetCoord(ourMargin->mPadding->mRight, coord, SETCOORD_LPH, font, aPresContext)) {
|
|
spacing->mPadding.SetRight(coord);
|
|
}
|
|
if (SetCoord(ourMargin->mPadding->mBottom, coord, SETCOORD_LPH, font, aPresContext)) {
|
|
spacing->mPadding.SetBottom(coord);
|
|
}
|
|
}
|
|
|
|
// border-size: length, enum, inherit
|
|
if (nsnull != ourMargin->mBorderWidth) {
|
|
nsStyleCoord coord;
|
|
if (SetCoord(ourMargin->mBorderWidth->mLeft, coord, SETCOORD_LEH, font, aPresContext)) {
|
|
spacing->mBorder.SetLeft(coord);
|
|
}
|
|
if (SetCoord(ourMargin->mBorderWidth->mTop, coord, SETCOORD_LEH, font, aPresContext)) {
|
|
spacing->mBorder.SetTop(coord);
|
|
}
|
|
if (SetCoord(ourMargin->mBorderWidth->mRight, coord, SETCOORD_LEH, font, aPresContext)) {
|
|
spacing->mBorder.SetRight(coord);
|
|
}
|
|
if (SetCoord(ourMargin->mBorderWidth->mBottom, coord, SETCOORD_LEH, font, aPresContext)) {
|
|
spacing->mBorder.SetBottom(coord);
|
|
}
|
|
}
|
|
|
|
// border-style: enum, none, inhert
|
|
if (nsnull != ourMargin->mBorderStyle) {
|
|
nsCSSRect* ourStyle = ourMargin->mBorderStyle;
|
|
if (eCSSUnit_Enumerated == ourStyle->mTop.GetUnit()) {
|
|
spacing->mBorderStyle[NS_SIDE_TOP] = ourStyle->mTop.GetIntValue();
|
|
}
|
|
else if (eCSSUnit_None == ourStyle->mTop.GetUnit()) {
|
|
spacing->mBorderStyle[NS_SIDE_TOP] = NS_STYLE_BORDER_STYLE_NONE;
|
|
}
|
|
else if (eCSSUnit_Inherit == ourStyle->mTop.GetUnit()) {
|
|
spacing->mBorderStyle[NS_SIDE_TOP] = parentSpacing->mBorderStyle[NS_SIDE_TOP];
|
|
}
|
|
|
|
if (eCSSUnit_Enumerated == ourStyle->mRight.GetUnit()) {
|
|
spacing->mBorderStyle[NS_SIDE_RIGHT] = ourStyle->mRight.GetIntValue();
|
|
}
|
|
else if (eCSSUnit_None == ourStyle->mRight.GetUnit()) {
|
|
spacing->mBorderStyle[NS_SIDE_RIGHT] = NS_STYLE_BORDER_STYLE_NONE;
|
|
}
|
|
else if (eCSSUnit_Inherit == ourStyle->mRight.GetUnit()) {
|
|
spacing->mBorderStyle[NS_SIDE_RIGHT] = parentSpacing->mBorderStyle[NS_SIDE_RIGHT];
|
|
}
|
|
|
|
if (eCSSUnit_Enumerated == ourStyle->mBottom.GetUnit()) {
|
|
spacing->mBorderStyle[NS_SIDE_BOTTOM] = ourStyle->mBottom.GetIntValue();
|
|
}
|
|
else if (eCSSUnit_None == ourStyle->mBottom.GetUnit()) {
|
|
spacing->mBorderStyle[NS_SIDE_BOTTOM] = NS_STYLE_BORDER_STYLE_NONE;
|
|
}
|
|
else if (eCSSUnit_Inherit == ourStyle->mBottom.GetUnit()) {
|
|
spacing->mBorderStyle[NS_SIDE_BOTTOM] = parentSpacing->mBorderStyle[NS_SIDE_BOTTOM];
|
|
}
|
|
|
|
if (eCSSUnit_Enumerated == ourStyle->mLeft.GetUnit()) {
|
|
spacing->mBorderStyle[NS_SIDE_LEFT] = ourStyle->mLeft.GetIntValue();
|
|
}
|
|
else if (eCSSUnit_None == ourStyle->mLeft.GetUnit()) {
|
|
spacing->mBorderStyle[NS_SIDE_LEFT] = NS_STYLE_BORDER_STYLE_NONE;
|
|
}
|
|
else if (eCSSUnit_Inherit == ourStyle->mLeft.GetUnit()) {
|
|
spacing->mBorderStyle[NS_SIDE_LEFT] = parentSpacing->mBorderStyle[NS_SIDE_LEFT];
|
|
}
|
|
}
|
|
|
|
// border-color: color. string, enum, inherit
|
|
if (nsnull != ourMargin->mBorderColor) {
|
|
nsCSSRect* ourColor = ourMargin->mBorderColor;
|
|
if (! SetColor(ourColor->mTop, parentSpacing->mBorderColor[NS_SIDE_TOP],
|
|
spacing->mBorderColor[NS_SIDE_TOP])) {
|
|
if (eCSSUnit_Enumerated == ourColor->mTop.GetUnit()) {
|
|
spacing->mBorderColor[NS_SIDE_TOP] = NS_RGBA(0, 0, 0, 0); // transparent
|
|
}
|
|
else if (eCSSUnit_Inherit == ourColor->mTop.GetUnit()) {
|
|
spacing->mBorderColor[NS_SIDE_TOP] = parentSpacing->mBorderColor[NS_SIDE_TOP];
|
|
}
|
|
}
|
|
|
|
if (! SetColor(ourColor->mRight, parentSpacing->mBorderColor[NS_SIDE_RIGHT],
|
|
spacing->mBorderColor[NS_SIDE_RIGHT])) {
|
|
if (eCSSUnit_Enumerated == ourColor->mRight.GetUnit()) {
|
|
spacing->mBorderColor[NS_SIDE_RIGHT] = NS_RGBA(0, 0, 0, 0); // transparent
|
|
}
|
|
else if (eCSSUnit_Inherit == ourColor->mRight.GetUnit()) {
|
|
spacing->mBorderColor[NS_SIDE_RIGHT] = parentSpacing->mBorderColor[NS_SIDE_RIGHT];
|
|
}
|
|
}
|
|
|
|
if (! SetColor(ourColor->mBottom, parentSpacing->mBorderColor[NS_SIDE_BOTTOM],
|
|
spacing->mBorderColor[NS_SIDE_BOTTOM])) {
|
|
if (eCSSUnit_Enumerated == ourColor->mBottom.GetUnit()) {
|
|
spacing->mBorderColor[NS_SIDE_BOTTOM] = NS_RGBA(0, 0, 0, 0); // transparent
|
|
}
|
|
else if (eCSSUnit_Inherit == ourColor->mBottom.GetUnit()) {
|
|
spacing->mBorderColor[NS_SIDE_BOTTOM] = parentSpacing->mBorderColor[NS_SIDE_BOTTOM];
|
|
}
|
|
}
|
|
|
|
if (! SetColor(ourColor->mLeft, parentSpacing->mBorderColor[NS_SIDE_LEFT],
|
|
spacing->mBorderColor[NS_SIDE_LEFT])) {
|
|
if (eCSSUnit_Enumerated == ourColor->mLeft.GetUnit()) {
|
|
spacing->mBorderColor[NS_SIDE_LEFT] = NS_RGBA(0, 0, 0, 0); // transparent
|
|
}
|
|
else if (eCSSUnit_Inherit == ourColor->mLeft.GetUnit()) {
|
|
spacing->mBorderColor[NS_SIDE_LEFT] = parentSpacing->mBorderColor[NS_SIDE_LEFT];
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
nsCSSPosition* ourPosition;
|
|
if (NS_OK == aDeclaration->GetData(kCSSPositionSID, (nsCSSStruct**)&ourPosition)) {
|
|
if (nsnull != ourPosition) {
|
|
nsStylePosition* position = (nsStylePosition*)aContext->GetMutableStyleData(eStyleStruct_Position);
|
|
|
|
const nsStylePosition* parentPosition = position;
|
|
if (nsnull != parentContext) {
|
|
parentPosition = (const nsStylePosition*)parentContext->GetStyleData(eStyleStruct_Position);
|
|
}
|
|
|
|
// position: enum, inherit
|
|
if (eCSSUnit_Enumerated == ourPosition->mPosition.GetUnit()) {
|
|
position->mPosition = ourPosition->mPosition.GetIntValue();
|
|
}
|
|
else if (eCSSUnit_Inherit == ourPosition->mPosition.GetUnit()) {
|
|
position->mPosition = parentPosition->mPosition;
|
|
}
|
|
|
|
// box offsets: length, percent, auto, inherit
|
|
if (nsnull != ourPosition->mOffset) {
|
|
SetCoord(ourPosition->mOffset->mTop, position->mTopOffset, SETCOORD_LPAH, font, aPresContext);
|
|
// XXX right bottom
|
|
SetCoord(ourPosition->mOffset->mLeft, position->mLeftOffset, SETCOORD_LPAH, font, aPresContext);
|
|
}
|
|
|
|
SetCoord(ourPosition->mWidth, position->mWidth, SETCOORD_LPAH, font, aPresContext);
|
|
SetCoord(ourPosition->mMinWidth, position->mWidth, SETCOORD_LPH, font, aPresContext);
|
|
if (! SetCoord(ourPosition->mMaxWidth, position->mWidth, SETCOORD_LPH, font, aPresContext)) {
|
|
if (eCSSUnit_None == ourPosition->mMaxWidth.GetUnit()) {
|
|
position->mMaxWidth.Reset();
|
|
}
|
|
}
|
|
|
|
SetCoord(ourPosition->mHeight, position->mHeight, SETCOORD_LPAH, font, aPresContext);
|
|
SetCoord(ourPosition->mMinHeight, position->mHeight, SETCOORD_LPH, font, aPresContext);
|
|
if (! SetCoord(ourPosition->mMaxHeight, position->mHeight, SETCOORD_LPH, font, aPresContext)) {
|
|
if (eCSSUnit_None == ourPosition->mMaxHeight.GetUnit()) {
|
|
position->mMaxHeight.Reset();
|
|
}
|
|
}
|
|
|
|
// z-index
|
|
SetCoord(ourPosition->mZIndex, position->mZIndex, SETCOORD_IAH, nsnull, nsnull);
|
|
}
|
|
}
|
|
|
|
nsCSSList* ourList;
|
|
if (NS_OK == aDeclaration->GetData(kCSSListSID, (nsCSSStruct**)&ourList)) {
|
|
if (nsnull != ourList) {
|
|
nsStyleList* list = (nsStyleList*)aContext->GetMutableStyleData(eStyleStruct_List);
|
|
|
|
const nsStyleList* parentList = list;
|
|
if (nsnull != parentList) {
|
|
parentList = (const nsStyleList*)parentContext->GetStyleData(eStyleStruct_List);
|
|
}
|
|
|
|
// list-style-type: enum, none, inherit
|
|
if (eCSSUnit_Enumerated == ourList->mType.GetUnit()) {
|
|
list->mListStyleType = ourList->mType.GetIntValue();
|
|
}
|
|
else if (eCSSUnit_None == ourList->mType.GetUnit()) {
|
|
list->mListStyleType = NS_STYLE_LIST_STYLE_NONE;
|
|
}
|
|
else if (eCSSUnit_Inherit == ourList->mType.GetUnit()) {
|
|
list->mListStyleType = parentList->mListStyleType;
|
|
}
|
|
|
|
// list-style-image: url, none, inherit
|
|
if (eCSSUnit_URL == ourList->mImage.GetUnit()) {
|
|
ourList->mImage.GetStringValue(list->mListStyleImage);
|
|
}
|
|
else if (eCSSUnit_None == ourList->mImage.GetUnit()) {
|
|
list->mListStyleImage.Truncate();
|
|
}
|
|
else if (eCSSUnit_Inherit == ourList->mImage.GetUnit()) {
|
|
list->mListStyleImage = parentList->mListStyleImage;
|
|
}
|
|
|
|
// list-style-position: enum, inherit
|
|
if (eCSSUnit_Enumerated == ourList->mPosition.GetUnit()) {
|
|
list->mListStylePosition = ourList->mPosition.GetIntValue();
|
|
}
|
|
else if (eCSSUnit_Inherit == ourList->mPosition.GetUnit()) {
|
|
list->mListStylePosition = parentList->mListStylePosition;
|
|
}
|
|
}
|
|
}
|
|
|
|
nsCSSTable* ourTable;
|
|
if (NS_OK == aDeclaration->GetData(kCSSTableSID, (nsCSSStruct**)&ourTable)) {
|
|
if (nsnull != ourTable) {
|
|
nsStyleTable* table = (nsStyleTable*)aContext->GetMutableStyleData(eStyleStruct_Table);
|
|
|
|
const nsStyleTable* parentTable = table;
|
|
if (nsnull != parentTable) {
|
|
parentTable = (const nsStyleTable*)parentContext->GetStyleData(eStyleStruct_Table);
|
|
}
|
|
nsStyleCoord coord;
|
|
|
|
#if 0
|
|
// border-collapse: enum, inherit
|
|
if (eCSSUnit_Enumerated == ourTable->mBorderCollapse.GetUnit()) {
|
|
table->m = ourTable->mBorderCollapse.GetIntValue();
|
|
}
|
|
else if (eCSSUnit_Inherit == ourTable->mBorderCollapse.GetUnit()) {
|
|
table->m = parentTable->m;
|
|
}
|
|
|
|
// border-spacing-x: length, inherit
|
|
if (SetCoord(ourTable->mBorderSpacingX, coord, SETCOORD_LENGTH, font, aPresContext)) {
|
|
table->m = coord.GetCoordValue();
|
|
}
|
|
else if (eCSSUnit_Inherit == ourTable->mBorderSpacingX.GetUnit()) {
|
|
table->m = parentTable->m;
|
|
}
|
|
// border-spacing-y: length, inherit
|
|
if (SetCoord(ourTable->mBorderSpacingY, coord, SETCOORD_LENGTH, font, aPresContext)) {
|
|
table->m = coord.GetCoordValue();
|
|
}
|
|
else if (eCSSUnit_Inherit == ourTable->mBorderSpacingY.GetUnit()) {
|
|
table->m = parentTable->m;
|
|
}
|
|
|
|
// caption-side: enum, inherit
|
|
if (eCSSUnit_Enumerated == ourTable->mCaptionSide.GetUnit()) {
|
|
table->m = ourTable->mCaptionSide.GetIntValue();
|
|
}
|
|
else if (eCSSUnit_Inherit == ourTable->mCaptionSide.GetUnit()) {
|
|
table->m = parentTable->m;
|
|
}
|
|
|
|
// empty-cells: enum, inherit
|
|
if (eCSSUnit_Enumerated == ourTable->mEmptyCells.GetUnit()) {
|
|
table->m = ourTable->mEmptyCells.GetIntValue();
|
|
}
|
|
else if (eCSSUnit_Inherit == ourTable->mEmptyCells.GetUnit()) {
|
|
table->m = parentTable->m;
|
|
}
|
|
#endif
|
|
|
|
// table-layout: auto, enum, inherit
|
|
if (eCSSUnit_Enumerated == ourTable->mLayout.GetUnit()) {
|
|
table->mLayoutStrategy = ourTable->mLayout.GetIntValue();
|
|
}
|
|
else if (eCSSUnit_Auto == ourTable->mLayout.GetUnit()) {
|
|
table->mLayoutStrategy = NS_STYLE_TABLE_LAYOUT_AUTO;
|
|
}
|
|
else if (eCSSUnit_Inherit == ourTable->mLayout.GetUnit()) {
|
|
table->mLayoutStrategy = parentTable->mLayoutStrategy;
|
|
}
|
|
}
|
|
}
|
|
|
|
NS_IF_RELEASE(parentContext);
|
|
}
|
|
}
|
|
|
|
|
|
|
|
static void ListSelector(FILE* out, const nsCSSSelector* aSelector)
|
|
{
|
|
nsAutoString buffer;
|
|
|
|
if (nsnull != aSelector->mTag) {
|
|
aSelector->mTag->ToString(buffer);
|
|
fputs(buffer, out);
|
|
}
|
|
if (nsnull != aSelector->mID) {
|
|
aSelector->mID->ToString(buffer);
|
|
fputs("#", out);
|
|
fputs(buffer, out);
|
|
}
|
|
if (nsnull != aSelector->mClass) {
|
|
aSelector->mClass->ToString(buffer);
|
|
fputs(".", out);
|
|
fputs(buffer, out);
|
|
}
|
|
if (nsnull != aSelector->mPseudoClass) {
|
|
aSelector->mPseudoClass->ToString(buffer);
|
|
fputs(":", out);
|
|
fputs(buffer, out);
|
|
}
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
CSSStyleRuleImpl::List(FILE* out, PRInt32 aIndent) const
|
|
{
|
|
// Indent
|
|
for (PRInt32 index = aIndent; --index >= 0; ) fputs(" ", out);
|
|
|
|
const nsCSSSelector* selector = &mSelector;
|
|
|
|
while (nsnull != selector) {
|
|
ListSelector(out, selector);
|
|
fputs(" ", out);
|
|
selector = selector->mNext;
|
|
}
|
|
|
|
nsAutoString buffer;
|
|
|
|
buffer.Append("weight: ");
|
|
buffer.Append(mWeight, 10);
|
|
buffer.Append(" ");
|
|
fputs(buffer, out);
|
|
if (nsnull != mDeclaration) {
|
|
mDeclaration->List(out);
|
|
}
|
|
else {
|
|
fputs("{ null declaration }", out);
|
|
}
|
|
fputs("\n", out);
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
CSSStyleRuleImpl::GetType(PRUint16* aType)
|
|
{
|
|
*aType = nsIDOMCSSRule::STYLE_RULE;
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
CSSStyleRuleImpl::GetCssText(nsString& aCssText)
|
|
{
|
|
// XXX TBI
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
CSSStyleRuleImpl::SetCssText(const nsString& aCssText)
|
|
{
|
|
// XXX TBI
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
CSSStyleRuleImpl::GetSheet(nsIDOMCSSStyleSheet** aSheet)
|
|
{
|
|
if (nsnull != mSheet) {
|
|
return mSheet->QueryInterface(kIDOMCSSStyleSheetIID, (void**)aSheet);
|
|
}
|
|
*aSheet = nsnull;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
CSSStyleRuleImpl::GetSelectorText(nsString& aSelectorText)
|
|
{
|
|
nsAutoString buffer;
|
|
nsAutoString thisSelector;
|
|
nsCSSSelector *selector = &mSelector;
|
|
|
|
// XXX Ugh...they're in reverse order from the source. Sorry
|
|
// for the ugliness.
|
|
aSelectorText.SetLength(0);
|
|
while (nsnull != selector) {
|
|
thisSelector.SetLength(0);
|
|
if (nsnull != selector->mTag) {
|
|
selector->mTag->ToString(buffer);
|
|
thisSelector.Append(buffer);
|
|
}
|
|
if (nsnull != selector->mID) {
|
|
selector->mID->ToString(buffer);
|
|
thisSelector.Append("#");
|
|
thisSelector.Append(buffer);
|
|
}
|
|
if (nsnull != selector->mClass) {
|
|
selector->mClass->ToString(buffer);
|
|
thisSelector.Append(".");
|
|
thisSelector.Append(buffer);
|
|
}
|
|
if (nsnull != selector->mPseudoClass) {
|
|
selector->mPseudoClass->ToString(buffer);
|
|
thisSelector.Append(":");
|
|
thisSelector.Append(buffer);
|
|
}
|
|
aSelectorText.Insert(thisSelector, 0, thisSelector.Length());
|
|
selector = selector->mNext;
|
|
}
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
CSSStyleRuleImpl::SetSelectorText(const nsString& aSelectorText)
|
|
{
|
|
// XXX TBI
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
CSSStyleRuleImpl::GetStyle(nsIDOMCSSStyleDeclaration** aStyle)
|
|
{
|
|
if (nsnull == mDOMDeclaration) {
|
|
mDOMDeclaration = new DOMCSSDeclarationImpl(this);
|
|
if (nsnull == mDOMDeclaration) {
|
|
return NS_ERROR_OUT_OF_MEMORY;
|
|
}
|
|
NS_ADDREF(mDOMDeclaration);
|
|
}
|
|
|
|
*aStyle = mDOMDeclaration;
|
|
NS_ADDREF(mDOMDeclaration);
|
|
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
CSSStyleRuleImpl::SetStyle(nsIDOMCSSStyleDeclaration* aStyle)
|
|
{
|
|
// XXX TBI
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
CSSStyleRuleImpl::GetScriptObject(nsIScriptContext *aContext, void** aScriptObject)
|
|
{
|
|
nsresult res = NS_OK;
|
|
nsIScriptGlobalObject *global = aContext->GetGlobalObject();
|
|
|
|
if (nsnull == mScriptObject) {
|
|
nsISupports *supports = (nsISupports *)(nsICSSStyleRule *)this;
|
|
// XXX Parent should be the style sheet
|
|
// XXX Should be done through factory
|
|
res = NS_NewScriptCSSStyleRule(aContext,
|
|
supports,
|
|
(nsISupports *)global,
|
|
(void**)&mScriptObject);
|
|
}
|
|
*aScriptObject = mScriptObject;
|
|
|
|
NS_RELEASE(global);
|
|
return res;
|
|
}
|
|
|
|
NS_IMETHODIMP
|
|
CSSStyleRuleImpl::SetScriptObject(void* aScriptObject)
|
|
{
|
|
mScriptObject = aScriptObject;
|
|
return NS_OK;
|
|
}
|
|
|
|
NS_HTML nsresult
|
|
NS_NewCSSStyleRule(nsICSSStyleRule** aInstancePtrResult, const nsCSSSelector& aSelector)
|
|
{
|
|
if (aInstancePtrResult == nsnull) {
|
|
return NS_ERROR_NULL_POINTER;
|
|
}
|
|
|
|
CSSStyleRuleImpl *it = new CSSStyleRuleImpl(aSelector);
|
|
|
|
if (nsnull == it) {
|
|
return NS_ERROR_OUT_OF_MEMORY;
|
|
}
|
|
|
|
return it->QueryInterface(kICSSStyleRuleIID, (void **) aInstancePtrResult);
|
|
}
|