зеркало из https://github.com/mozilla/pjs.git
512 строки
21 KiB
C++
512 строки
21 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: 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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* Christopher A. Aillon <christopher@aillon.com>
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* Portions created by the Initial Developer are Copyright (C) 2002
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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* Christopher A. Aillon <christopher@aillon.com>
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the 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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/* DOM object returned from element.getComputedStyle() */
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#ifndef nsComputedDOMStyle_h__
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#define nsComputedDOMStyle_h__
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#include "nsDOMCSSDeclaration.h"
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#include "nsROCSSPrimitiveValue.h"
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#include "nsDOMCSSRGBColor.h"
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#include "nsDOMCSSValueList.h"
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#include "nsCSSProps.h"
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#include "nsIContent.h"
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#include "nsIFrame.h"
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#include "nsCOMPtr.h"
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#include "nsWeakReference.h"
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#include "nsAutoPtr.h"
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#include "nsStyleStruct.h"
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class nsIPresShell;
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class nsComputedDOMStyle : public nsDOMCSSDeclaration,
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public nsWrapperCache
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{
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public:
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NS_DECL_CYCLE_COLLECTING_ISUPPORTS
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NS_DECL_CYCLE_COLLECTION_CLASS_AMBIGUOUS(nsComputedDOMStyle,
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nsICSSDeclaration)
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NS_IMETHOD Init(nsIDOMElement *aElement,
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const nsAString& aPseudoElt,
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nsIPresShell *aPresShell);
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NS_DECL_NSICSSDECLARATION
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NS_DECL_NSIDOMCSSSTYLEDECLARATION
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nsComputedDOMStyle();
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virtual ~nsComputedDOMStyle();
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static void Shutdown();
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virtual nsINode *GetParentObject()
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{
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return mContent;
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}
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static already_AddRefed<nsStyleContext>
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GetStyleContextForElement(mozilla::dom::Element* aElement, nsIAtom* aPseudo,
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nsIPresShell* aPresShell);
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static already_AddRefed<nsStyleContext>
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GetStyleContextForElementNoFlush(mozilla::dom::Element* aElement,
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nsIAtom* aPseudo,
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nsIPresShell* aPresShell);
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static nsIPresShell*
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GetPresShellForContent(nsIContent* aContent);
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// Helper for nsDOMWindowUtils::GetVisitedDependentComputedStyle
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void SetExposeVisitedStyle(PRBool aExpose) {
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NS_ASSERTION(aExpose != mExposeVisitedStyle, "should always be changing");
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mExposeVisitedStyle = aExpose;
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}
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// nsDOMCSSDeclaration abstract methods which should never be called
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// on a nsComputedDOMStyle object, but must be defined to avoid
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// compile errors.
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virtual nsresult GetCSSDeclaration(nsCSSDeclaration**, PRBool);
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virtual nsresult DeclarationChanged();
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virtual nsIDocument* DocToUpdate();
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virtual nsresult GetCSSParsingEnvironment(nsIURI**, nsIURI**, nsIPrincipal**,
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mozilla::css::Loader**);
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private:
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void AssertFlushedPendingReflows() {
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NS_ASSERTION(mFlushedPendingReflows,
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"property getter should have been marked layout-dependent");
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}
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#define STYLE_STRUCT(name_, checkdata_cb_, ctor_args_) \
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const nsStyle##name_ * GetStyle##name_() { \
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return mStyleContextHolder->GetStyle##name_(); \
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}
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#include "nsStyleStructList.h"
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#undef STYLE_STRUCT
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nsresult GetEllipseRadii(const nsStyleCorners& aRadius,
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PRUint8 aFullCorner,
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nsIDOMCSSValue** aValue);
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nsresult GetOffsetWidthFor(mozilla::css::Side aSide, nsIDOMCSSValue** aValue);
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nsresult GetAbsoluteOffset(mozilla::css::Side aSide, nsIDOMCSSValue** aValue);
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nsresult GetRelativeOffset(mozilla::css::Side aSide, nsIDOMCSSValue** aValue);
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nsresult GetStaticOffset(mozilla::css::Side aSide, nsIDOMCSSValue** aValue);
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nsresult GetPaddingWidthFor(mozilla::css::Side aSide, nsIDOMCSSValue** aValue);
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nsresult GetBorderColorsFor(mozilla::css::Side aSide, nsIDOMCSSValue** aValue);
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nsresult GetBorderStyleFor(mozilla::css::Side aSide, nsIDOMCSSValue** aValue);
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nsresult GetBorderWidthFor(mozilla::css::Side aSide, nsIDOMCSSValue** aValue);
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nsresult GetBorderColorFor(mozilla::css::Side aSide, nsIDOMCSSValue** aValue);
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nsresult GetMarginWidthFor(mozilla::css::Side aSide, nsIDOMCSSValue** aValue);
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nsresult GetSVGPaintFor(PRBool aFill, nsIDOMCSSValue** aValue);
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PRBool GetLineHeightCoord(nscoord& aCoord);
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nsresult GetCSSShadowArray(nsCSSShadowArray* aArray,
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const nscolor& aDefaultColor,
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PRBool aIsBoxShadow,
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nsIDOMCSSValue** aValue);
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nsresult GetBackgroundList(PRUint8 nsStyleBackground::Layer::* aMember,
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PRUint32 nsStyleBackground::* aCount,
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const PRInt32 aTable[],
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nsIDOMCSSValue** aResult);
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nsresult GetCSSGradientString(const nsStyleGradient* aGradient,
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nsAString& aString);
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nsresult GetImageRectString(nsIURI* aURI,
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const nsStyleSides& aCropRect,
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nsString& aString);
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/* Properties queryable as CSSValues.
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* To avoid a name conflict with nsIDOM*CSS2Properties, these are all
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* DoGetXXX instead of GetXXX.
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*/
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nsresult DoGetAppearance(nsIDOMCSSValue** aValue);
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/* Box properties */
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nsresult DoGetBoxAlign(nsIDOMCSSValue** aValue);
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nsresult DoGetBoxDirection(nsIDOMCSSValue** aValue);
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nsresult DoGetBoxFlex(nsIDOMCSSValue** aValue);
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nsresult DoGetBoxOrdinalGroup(nsIDOMCSSValue** aValue);
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nsresult DoGetBoxOrient(nsIDOMCSSValue** aValue);
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nsresult DoGetBoxPack(nsIDOMCSSValue** aValue);
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nsresult DoGetBoxSizing(nsIDOMCSSValue** aValue);
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nsresult DoGetWidth(nsIDOMCSSValue** aValue);
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nsresult DoGetHeight(nsIDOMCSSValue** aValue);
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nsresult DoGetMaxHeight(nsIDOMCSSValue** aValue);
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nsresult DoGetMaxWidth(nsIDOMCSSValue** aValue);
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nsresult DoGetMinHeight(nsIDOMCSSValue** aValue);
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nsresult DoGetMinWidth(nsIDOMCSSValue** aValue);
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nsresult DoGetLeft(nsIDOMCSSValue** aValue);
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nsresult DoGetTop(nsIDOMCSSValue** aValue);
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nsresult DoGetRight(nsIDOMCSSValue** aValue);
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nsresult DoGetBottom(nsIDOMCSSValue** aValue);
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nsresult DoGetStackSizing(nsIDOMCSSValue** aValue);
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/* Font properties */
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nsresult DoGetColor(nsIDOMCSSValue** aValue);
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nsresult DoGetFontFamily(nsIDOMCSSValue** aValue);
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nsresult DoGetMozFontFeatureSettings(nsIDOMCSSValue** aValue);
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nsresult DoGetMozFontLanguageOverride(nsIDOMCSSValue** aValue);
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nsresult DoGetFontSize(nsIDOMCSSValue** aValue);
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nsresult DoGetFontSizeAdjust(nsIDOMCSSValue** aValue);
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nsresult DoGetFontStretch(nsIDOMCSSValue** aValue);
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nsresult DoGetFontStyle(nsIDOMCSSValue** aValue);
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nsresult DoGetFontWeight(nsIDOMCSSValue** aValue);
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nsresult DoGetFontVariant(nsIDOMCSSValue** aValue);
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/* Background properties */
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nsresult DoGetBackgroundAttachment(nsIDOMCSSValue** aValue);
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nsresult DoGetBackgroundColor(nsIDOMCSSValue** aValue);
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nsresult DoGetBackgroundImage(nsIDOMCSSValue** aValue);
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nsresult DoGetBackgroundPosition(nsIDOMCSSValue** aValue);
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nsresult DoGetBackgroundRepeat(nsIDOMCSSValue** aValue);
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nsresult DoGetBackgroundClip(nsIDOMCSSValue** aValue);
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nsresult DoGetBackgroundInlinePolicy(nsIDOMCSSValue** aValue);
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nsresult DoGetBackgroundOrigin(nsIDOMCSSValue** aValue);
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nsresult DoGetMozBackgroundSize(nsIDOMCSSValue** aValue);
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/* Padding properties */
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nsresult DoGetPadding(nsIDOMCSSValue** aValue);
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nsresult DoGetPaddingTop(nsIDOMCSSValue** aValue);
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nsresult DoGetPaddingBottom(nsIDOMCSSValue** aValue);
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nsresult DoGetPaddingLeft(nsIDOMCSSValue** aValue);
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nsresult DoGetPaddingRight(nsIDOMCSSValue** aValue);
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/* Table Properties */
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nsresult DoGetBorderCollapse(nsIDOMCSSValue** aValue);
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nsresult DoGetBorderSpacing(nsIDOMCSSValue** aValue);
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nsresult DoGetCaptionSide(nsIDOMCSSValue** aValue);
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nsresult DoGetEmptyCells(nsIDOMCSSValue** aValue);
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nsresult DoGetTableLayout(nsIDOMCSSValue** aValue);
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nsresult DoGetVerticalAlign(nsIDOMCSSValue** aValue);
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/* Border Properties */
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nsresult DoGetBorderStyle(nsIDOMCSSValue** aValue);
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nsresult DoGetBorderWidth(nsIDOMCSSValue** aValue);
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nsresult DoGetBorderTopStyle(nsIDOMCSSValue** aValue);
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nsresult DoGetBorderBottomStyle(nsIDOMCSSValue** aValue);
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nsresult DoGetBorderLeftStyle(nsIDOMCSSValue** aValue);
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nsresult DoGetBorderRightStyle(nsIDOMCSSValue** aValue);
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nsresult DoGetBorderTopWidth(nsIDOMCSSValue** aValue);
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nsresult DoGetBorderBottomWidth(nsIDOMCSSValue** aValue);
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nsresult DoGetBorderLeftWidth(nsIDOMCSSValue** aValue);
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nsresult DoGetBorderRightWidth(nsIDOMCSSValue** aValue);
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nsresult DoGetBorderTopColor(nsIDOMCSSValue** aValue);
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nsresult DoGetBorderBottomColor(nsIDOMCSSValue** aValue);
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nsresult DoGetBorderLeftColor(nsIDOMCSSValue** aValue);
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nsresult DoGetBorderRightColor(nsIDOMCSSValue** aValue);
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nsresult DoGetBorderBottomColors(nsIDOMCSSValue** aValue);
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nsresult DoGetBorderLeftColors(nsIDOMCSSValue** aValue);
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nsresult DoGetBorderRightColors(nsIDOMCSSValue** aValue);
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nsresult DoGetBorderTopColors(nsIDOMCSSValue** aValue);
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nsresult DoGetBorderRadiusBottomLeft(nsIDOMCSSValue** aValue);
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nsresult DoGetBorderRadiusBottomRight(nsIDOMCSSValue** aValue);
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nsresult DoGetBorderRadiusTopLeft(nsIDOMCSSValue** aValue);
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nsresult DoGetBorderRadiusTopRight(nsIDOMCSSValue** aValue);
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nsresult DoGetFloatEdge(nsIDOMCSSValue** aValue);
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nsresult DoGetBorderImage(nsIDOMCSSValue** aValue);
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/* Box Shadow */
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nsresult DoGetBoxShadow(nsIDOMCSSValue** aValue);
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/* Window Shadow */
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nsresult DoGetWindowShadow(nsIDOMCSSValue** aValue);
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/* Margin Properties */
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nsresult DoGetMarginWidth(nsIDOMCSSValue** aValue);
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nsresult DoGetMarginTopWidth(nsIDOMCSSValue** aValue);
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nsresult DoGetMarginBottomWidth(nsIDOMCSSValue** aValue);
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nsresult DoGetMarginLeftWidth(nsIDOMCSSValue** aValue);
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nsresult DoGetMarginRightWidth(nsIDOMCSSValue** aValue);
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/* Outline Properties */
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nsresult DoGetOutline(nsIDOMCSSValue** aValue);
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nsresult DoGetOutlineWidth(nsIDOMCSSValue** aValue);
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nsresult DoGetOutlineStyle(nsIDOMCSSValue** aValue);
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nsresult DoGetOutlineColor(nsIDOMCSSValue** aValue);
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nsresult DoGetOutlineOffset(nsIDOMCSSValue** aValue);
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nsresult DoGetOutlineRadiusBottomLeft(nsIDOMCSSValue** aValue);
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nsresult DoGetOutlineRadiusBottomRight(nsIDOMCSSValue** aValue);
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nsresult DoGetOutlineRadiusTopLeft(nsIDOMCSSValue** aValue);
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nsresult DoGetOutlineRadiusTopRight(nsIDOMCSSValue** aValue);
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/* Content Properties */
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nsresult DoGetContent(nsIDOMCSSValue** aValue);
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nsresult DoGetCounterIncrement(nsIDOMCSSValue** aValue);
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nsresult DoGetCounterReset(nsIDOMCSSValue** aValue);
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nsresult DoGetMarkerOffset(nsIDOMCSSValue** aValue);
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/* Quotes Properties */
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nsresult DoGetQuotes(nsIDOMCSSValue** aValue);
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/* z-index */
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nsresult DoGetZIndex(nsIDOMCSSValue** aValue);
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/* List properties */
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nsresult DoGetListStyleImage(nsIDOMCSSValue** aValue);
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nsresult DoGetListStylePosition(nsIDOMCSSValue** aValue);
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nsresult DoGetListStyleType(nsIDOMCSSValue** aValue);
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nsresult DoGetImageRegion(nsIDOMCSSValue** aValue);
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/* Text Properties */
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nsresult DoGetLineHeight(nsIDOMCSSValue** aValue);
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nsresult DoGetTextAlign(nsIDOMCSSValue** aValue);
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nsresult DoGetTextDecoration(nsIDOMCSSValue** aValue);
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nsresult DoGetTextIndent(nsIDOMCSSValue** aValue);
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nsresult DoGetTextTransform(nsIDOMCSSValue** aValue);
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nsresult DoGetTextShadow(nsIDOMCSSValue** aValue);
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nsresult DoGetLetterSpacing(nsIDOMCSSValue** aValue);
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nsresult DoGetWordSpacing(nsIDOMCSSValue** aValue);
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nsresult DoGetWhiteSpace(nsIDOMCSSValue** aValue);
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nsresult DoGetWordWrap(nsIDOMCSSValue** aValue);
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nsresult DoGetMozTabSize(nsIDOMCSSValue** aValue);
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/* Visibility properties */
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nsresult DoGetOpacity(nsIDOMCSSValue** aValue);
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nsresult DoGetPointerEvents(nsIDOMCSSValue** aValue);
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nsresult DoGetVisibility(nsIDOMCSSValue** aValue);
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/* Direction properties */
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nsresult DoGetDirection(nsIDOMCSSValue** aValue);
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nsresult DoGetUnicodeBidi(nsIDOMCSSValue** aValue);
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/* Display properties */
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nsresult DoGetBinding(nsIDOMCSSValue** aValue);
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nsresult DoGetClear(nsIDOMCSSValue** aValue);
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nsresult DoGetCssFloat(nsIDOMCSSValue** aValue);
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nsresult DoGetDisplay(nsIDOMCSSValue** aValue);
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nsresult DoGetPosition(nsIDOMCSSValue** aValue);
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nsresult DoGetClip(nsIDOMCSSValue** aValue);
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nsresult DoGetOverflow(nsIDOMCSSValue** aValue);
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nsresult DoGetOverflowX(nsIDOMCSSValue** aValue);
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nsresult DoGetOverflowY(nsIDOMCSSValue** aValue);
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nsresult DoGetResize(nsIDOMCSSValue** aValue);
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nsresult DoGetPageBreakAfter(nsIDOMCSSValue** aValue);
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nsresult DoGetPageBreakBefore(nsIDOMCSSValue** aValue);
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nsresult DoGetMozTransform(nsIDOMCSSValue** aValue);
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nsresult DoGetMozTransformOrigin(nsIDOMCSSValue **aValue);
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/* User interface properties */
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nsresult DoGetCursor(nsIDOMCSSValue** aValue);
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nsresult DoGetForceBrokenImageIcon(nsIDOMCSSValue** aValue);
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nsresult DoGetIMEMode(nsIDOMCSSValue** aValue);
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nsresult DoGetUserFocus(nsIDOMCSSValue** aValue);
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nsresult DoGetUserInput(nsIDOMCSSValue** aValue);
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nsresult DoGetUserModify(nsIDOMCSSValue** aValue);
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nsresult DoGetUserSelect(nsIDOMCSSValue** aValue);
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/* Column properties */
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nsresult DoGetColumnCount(nsIDOMCSSValue** aValue);
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nsresult DoGetColumnWidth(nsIDOMCSSValue** aValue);
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nsresult DoGetColumnGap(nsIDOMCSSValue** aValue);
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nsresult DoGetColumnRuleWidth(nsIDOMCSSValue** aValue);
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nsresult DoGetColumnRuleStyle(nsIDOMCSSValue** aValue);
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nsresult DoGetColumnRuleColor(nsIDOMCSSValue** aValue);
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/* CSS Transitions */
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nsresult DoGetTransitionProperty(nsIDOMCSSValue** aValue);
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nsresult DoGetTransitionDuration(nsIDOMCSSValue** aValue);
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nsresult DoGetTransitionDelay(nsIDOMCSSValue** aValue);
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nsresult DoGetTransitionTimingFunction(nsIDOMCSSValue** aValue);
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/* SVG properties */
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nsresult DoGetFill(nsIDOMCSSValue** aValue);
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nsresult DoGetStroke(nsIDOMCSSValue** aValue);
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nsresult DoGetMarkerEnd(nsIDOMCSSValue** aValue);
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nsresult DoGetMarkerMid(nsIDOMCSSValue** aValue);
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nsresult DoGetMarkerStart(nsIDOMCSSValue** aValue);
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nsresult DoGetStrokeDasharray(nsIDOMCSSValue** aValue);
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nsresult DoGetStrokeDashoffset(nsIDOMCSSValue** aValue);
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nsresult DoGetStrokeWidth(nsIDOMCSSValue** aValue);
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nsresult DoGetFillOpacity(nsIDOMCSSValue** aValue);
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nsresult DoGetFloodOpacity(nsIDOMCSSValue** aValue);
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nsresult DoGetStopOpacity(nsIDOMCSSValue** aValue);
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nsresult DoGetStrokeMiterlimit(nsIDOMCSSValue** aValue);
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nsresult DoGetStrokeOpacity(nsIDOMCSSValue** aValue);
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nsresult DoGetClipRule(nsIDOMCSSValue** aValue);
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nsresult DoGetFillRule(nsIDOMCSSValue** aValue);
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nsresult DoGetStrokeLinecap(nsIDOMCSSValue** aValue);
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nsresult DoGetStrokeLinejoin(nsIDOMCSSValue** aValue);
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nsresult DoGetTextAnchor(nsIDOMCSSValue** aValue);
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nsresult DoGetColorInterpolation(nsIDOMCSSValue** aValue);
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nsresult DoGetColorInterpolationFilters(nsIDOMCSSValue** aValue);
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nsresult DoGetDominantBaseline(nsIDOMCSSValue** aValue);
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nsresult DoGetImageRendering(nsIDOMCSSValue** aValue);
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nsresult DoGetShapeRendering(nsIDOMCSSValue** aValue);
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nsresult DoGetTextRendering(nsIDOMCSSValue** aValue);
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nsresult DoGetFloodColor(nsIDOMCSSValue** aValue);
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nsresult DoGetLightingColor(nsIDOMCSSValue** aValue);
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nsresult DoGetStopColor(nsIDOMCSSValue** aValue);
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nsresult DoGetClipPath(nsIDOMCSSValue** aValue);
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nsresult DoGetFilter(nsIDOMCSSValue** aValue);
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nsresult DoGetMask(nsIDOMCSSValue** aValue);
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nsROCSSPrimitiveValue* GetROCSSPrimitiveValue();
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nsDOMCSSValueList* GetROCSSValueList(PRBool aCommaDelimited);
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nsresult SetToRGBAColor(nsROCSSPrimitiveValue* aValue, nscolor aColor);
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nsresult SetValueToStyleImage(const nsStyleImage& aStyleImage,
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nsROCSSPrimitiveValue* aValue);
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/**
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* A method to get a percentage base for a percentage value. Returns PR_TRUE
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* if a percentage base value was determined, PR_FALSE otherwise.
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*/
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typedef PRBool (nsComputedDOMStyle::*PercentageBaseGetter)(nscoord&);
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/**
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* Method to set aValue to aCoord. If aCoord is a percentage value and
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* aPercentageBaseGetter is not null, aPercentageBaseGetter is called. If it
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* returns PR_TRUE, the percentage base it outputs in its out param is used
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* to compute an nscoord value. If the getter is null or returns PR_FALSE,
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* the percent value of aCoord is set as a percent value on aValue. aTable,
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* if not null, is the keyword table to handle eStyleUnit_Enumerated. When
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* calling SetAppUnits on aValue (for coord or percent values), the value
|
|
* passed in will be NS_MAX of the value in aMinAppUnits and the NS_MIN of
|
|
* the actual value in aCoord and the value in aMaxAppUnits.
|
|
*
|
|
* XXXbz should caller pass in some sort of bitfield indicating which units
|
|
* can be expected or something?
|
|
*/
|
|
void SetValueToCoord(nsROCSSPrimitiveValue* aValue,
|
|
const nsStyleCoord& aCoord,
|
|
PercentageBaseGetter aPercentageBaseGetter = nsnull,
|
|
const PRInt32 aTable[] = nsnull,
|
|
nscoord aMinAppUnits = nscoord_MIN,
|
|
nscoord aMaxAppUnits = nscoord_MAX);
|
|
|
|
/**
|
|
* If aCoord is a eStyleUnit_Coord returns the nscoord. If it's
|
|
* eStyleUnit_Percent, attempts to resolve the percentage base and returns
|
|
* the resulting nscoord. If it's some other unit or a percentge base can't
|
|
* be determined, returns aDefaultValue.
|
|
*/
|
|
nscoord StyleCoordToNSCoord(const nsStyleCoord& aCoord,
|
|
PercentageBaseGetter aPercentageBaseGetter,
|
|
nscoord aDefaultValue);
|
|
|
|
PRBool GetCBContentWidth(nscoord& aWidth);
|
|
PRBool GetCBContentHeight(nscoord& aWidth);
|
|
PRBool GetFrameBoundsWidthForTransform(nscoord &aWidth);
|
|
PRBool GetFrameBoundsHeightForTransform(nscoord &aHeight);
|
|
PRBool GetFrameBorderRectWidth(nscoord& aWidth);
|
|
|
|
struct ComputedStyleMapEntry
|
|
{
|
|
// Create a pointer-to-member-function type.
|
|
typedef nsresult (nsComputedDOMStyle::*ComputeMethod)(nsIDOMCSSValue**);
|
|
|
|
nsCSSProperty mProperty;
|
|
ComputeMethod mGetter;
|
|
PRBool mNeedsLayoutFlush;
|
|
};
|
|
|
|
static const ComputedStyleMapEntry* GetQueryablePropertyMap(PRUint32* aLength);
|
|
|
|
// We don't really have a good immutable representation of "presentation".
|
|
// Given the way GetComputedStyle is currently used, we should just grab the
|
|
// 0th presshell, if any, from the document.
|
|
nsWeakPtr mDocumentWeak;
|
|
nsCOMPtr<nsIContent> mContent;
|
|
|
|
/*
|
|
* Strong reference to the style context while we're accessing the data from
|
|
* it. This can be either a style context we resolved ourselves or a style
|
|
* context we got from our frame.
|
|
*/
|
|
nsRefPtr<nsStyleContext> mStyleContextHolder;
|
|
nsCOMPtr<nsIAtom> mPseudo;
|
|
|
|
/*
|
|
* While computing style data, the primary frame for mContent --- named "outer"
|
|
* because we should use it to compute positioning data. Null
|
|
* otherwise.
|
|
*/
|
|
nsIFrame* mOuterFrame;
|
|
/*
|
|
* While computing style data, the "inner frame" for mContent --- the frame
|
|
* which we should use to compute margin, border, padding and content data. Null
|
|
* otherwise.
|
|
*/
|
|
nsIFrame* mInnerFrame;
|
|
/*
|
|
* While computing style data, the presshell we're working with. Null
|
|
* otherwise.
|
|
*/
|
|
nsIPresShell* mPresShell;
|
|
|
|
PRInt32 mAppUnitsPerInch; /* For unit conversions */
|
|
|
|
PRPackedBool mExposeVisitedStyle;
|
|
|
|
#ifdef DEBUG
|
|
PRBool mFlushedPendingReflows;
|
|
#endif
|
|
};
|
|
|
|
nsresult
|
|
NS_NewComputedDOMStyle(nsIDOMElement *aElement, const nsAString &aPseudoElt,
|
|
nsIPresShell *aPresShell,
|
|
nsComputedDOMStyle **aComputedStyle);
|
|
|
|
#endif /* nsComputedDOMStyle_h__ */
|
|
|