gecko-dev/layout/style/nsComputedDOMStyle.h

512 строки
21 KiB
C++

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* ***** BEGIN LICENSE BLOCK *****
* Version: MPL 1.1/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Mozilla Public License Version
* 1.1 (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
* http://www.mozilla.org/MPL/
*
* Software distributed under the License is distributed on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
* for the specific language governing rights and limitations under the
* License.
*
* The Original Code is mozilla.org code.
*
* The Initial Developer of the Original Code is
* Christopher A. Aillon <christopher@aillon.com>
* Portions created by the Initial Developer are Copyright (C) 2002
* the Initial Developer. All Rights Reserved.
*
* Contributor(s):
* Christopher A. Aillon <christopher@aillon.com>
*
* Alternatively, the contents of this file may be used under the terms of
* either the GNU General Public License Version 2 or later (the "GPL"), or
* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the MPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the MPL, the GPL or the LGPL.
*
* ***** END LICENSE BLOCK ***** */
/* DOM object returned from element.getComputedStyle() */
#ifndef nsComputedDOMStyle_h__
#define nsComputedDOMStyle_h__
#include "nsDOMCSSDeclaration.h"
#include "nsROCSSPrimitiveValue.h"
#include "nsDOMCSSRGBColor.h"
#include "nsDOMCSSValueList.h"
#include "nsCSSProps.h"
#include "nsIContent.h"
#include "nsIFrame.h"
#include "nsCOMPtr.h"
#include "nsWeakReference.h"
#include "nsAutoPtr.h"
#include "nsStyleStruct.h"
class nsIPresShell;
class nsComputedDOMStyle : public nsDOMCSSDeclaration,
public nsWrapperCache
{
public:
NS_DECL_CYCLE_COLLECTING_ISUPPORTS
NS_DECL_CYCLE_COLLECTION_CLASS_AMBIGUOUS(nsComputedDOMStyle,
nsICSSDeclaration)
NS_IMETHOD Init(nsIDOMElement *aElement,
const nsAString& aPseudoElt,
nsIPresShell *aPresShell);
NS_DECL_NSICSSDECLARATION
NS_DECL_NSIDOMCSSSTYLEDECLARATION
nsComputedDOMStyle();
virtual ~nsComputedDOMStyle();
static void Shutdown();
virtual nsINode *GetParentObject()
{
return mContent;
}
static already_AddRefed<nsStyleContext>
GetStyleContextForElement(mozilla::dom::Element* aElement, nsIAtom* aPseudo,
nsIPresShell* aPresShell);
static already_AddRefed<nsStyleContext>
GetStyleContextForElementNoFlush(mozilla::dom::Element* aElement,
nsIAtom* aPseudo,
nsIPresShell* aPresShell);
static nsIPresShell*
GetPresShellForContent(nsIContent* aContent);
// Helper for nsDOMWindowUtils::GetVisitedDependentComputedStyle
void SetExposeVisitedStyle(PRBool aExpose) {
NS_ASSERTION(aExpose != mExposeVisitedStyle, "should always be changing");
mExposeVisitedStyle = aExpose;
}
// nsDOMCSSDeclaration abstract methods which should never be called
// on a nsComputedDOMStyle object, but must be defined to avoid
// compile errors.
virtual mozilla::css::Declaration* GetCSSDeclaration(PRBool);
virtual nsresult SetCSSDeclaration(mozilla::css::Declaration*);
virtual nsIDocument* DocToUpdate();
virtual nsresult GetCSSParsingEnvironment(nsIURI**, nsIURI**, nsIPrincipal**,
mozilla::css::Loader**);
private:
void AssertFlushedPendingReflows() {
NS_ASSERTION(mFlushedPendingReflows,
"property getter should have been marked layout-dependent");
}
#define STYLE_STRUCT(name_, checkdata_cb_, ctor_args_) \
const nsStyle##name_ * GetStyle##name_() { \
return mStyleContextHolder->GetStyle##name_(); \
}
#include "nsStyleStructList.h"
#undef STYLE_STRUCT
nsresult GetEllipseRadii(const nsStyleCorners& aRadius,
PRUint8 aFullCorner,
nsIDOMCSSValue** aValue);
nsresult GetOffsetWidthFor(mozilla::css::Side aSide, nsIDOMCSSValue** aValue);
nsresult GetAbsoluteOffset(mozilla::css::Side aSide, nsIDOMCSSValue** aValue);
nsresult GetRelativeOffset(mozilla::css::Side aSide, nsIDOMCSSValue** aValue);
nsresult GetStaticOffset(mozilla::css::Side aSide, nsIDOMCSSValue** aValue);
nsresult GetPaddingWidthFor(mozilla::css::Side aSide, nsIDOMCSSValue** aValue);
nsresult GetBorderColorsFor(mozilla::css::Side aSide, nsIDOMCSSValue** aValue);
nsresult GetBorderStyleFor(mozilla::css::Side aSide, nsIDOMCSSValue** aValue);
nsresult GetBorderWidthFor(mozilla::css::Side aSide, nsIDOMCSSValue** aValue);
nsresult GetBorderColorFor(mozilla::css::Side aSide, nsIDOMCSSValue** aValue);
nsresult GetMarginWidthFor(mozilla::css::Side aSide, nsIDOMCSSValue** aValue);
nsresult GetSVGPaintFor(PRBool aFill, nsIDOMCSSValue** aValue);
PRBool GetLineHeightCoord(nscoord& aCoord);
nsresult GetCSSShadowArray(nsCSSShadowArray* aArray,
const nscolor& aDefaultColor,
PRBool aIsBoxShadow,
nsIDOMCSSValue** aValue);
nsresult GetBackgroundList(PRUint8 nsStyleBackground::Layer::* aMember,
PRUint32 nsStyleBackground::* aCount,
const PRInt32 aTable[],
nsIDOMCSSValue** aResult);
nsresult GetCSSGradientString(const nsStyleGradient* aGradient,
nsAString& aString);
nsresult GetImageRectString(nsIURI* aURI,
const nsStyleSides& aCropRect,
nsString& aString);
/* Properties queryable as CSSValues.
* To avoid a name conflict with nsIDOM*CSS2Properties, these are all
* DoGetXXX instead of GetXXX.
*/
nsresult DoGetAppearance(nsIDOMCSSValue** aValue);
/* Box properties */
nsresult DoGetBoxAlign(nsIDOMCSSValue** aValue);
nsresult DoGetBoxDirection(nsIDOMCSSValue** aValue);
nsresult DoGetBoxFlex(nsIDOMCSSValue** aValue);
nsresult DoGetBoxOrdinalGroup(nsIDOMCSSValue** aValue);
nsresult DoGetBoxOrient(nsIDOMCSSValue** aValue);
nsresult DoGetBoxPack(nsIDOMCSSValue** aValue);
nsresult DoGetBoxSizing(nsIDOMCSSValue** aValue);
nsresult DoGetWidth(nsIDOMCSSValue** aValue);
nsresult DoGetHeight(nsIDOMCSSValue** aValue);
nsresult DoGetMaxHeight(nsIDOMCSSValue** aValue);
nsresult DoGetMaxWidth(nsIDOMCSSValue** aValue);
nsresult DoGetMinHeight(nsIDOMCSSValue** aValue);
nsresult DoGetMinWidth(nsIDOMCSSValue** aValue);
nsresult DoGetLeft(nsIDOMCSSValue** aValue);
nsresult DoGetTop(nsIDOMCSSValue** aValue);
nsresult DoGetRight(nsIDOMCSSValue** aValue);
nsresult DoGetBottom(nsIDOMCSSValue** aValue);
nsresult DoGetStackSizing(nsIDOMCSSValue** aValue);
/* Font properties */
nsresult DoGetColor(nsIDOMCSSValue** aValue);
nsresult DoGetFontFamily(nsIDOMCSSValue** aValue);
nsresult DoGetMozFontFeatureSettings(nsIDOMCSSValue** aValue);
nsresult DoGetMozFontLanguageOverride(nsIDOMCSSValue** aValue);
nsresult DoGetFontSize(nsIDOMCSSValue** aValue);
nsresult DoGetFontSizeAdjust(nsIDOMCSSValue** aValue);
nsresult DoGetFontStretch(nsIDOMCSSValue** aValue);
nsresult DoGetFontStyle(nsIDOMCSSValue** aValue);
nsresult DoGetFontWeight(nsIDOMCSSValue** aValue);
nsresult DoGetFontVariant(nsIDOMCSSValue** aValue);
/* Background properties */
nsresult DoGetBackgroundAttachment(nsIDOMCSSValue** aValue);
nsresult DoGetBackgroundColor(nsIDOMCSSValue** aValue);
nsresult DoGetBackgroundImage(nsIDOMCSSValue** aValue);
nsresult DoGetBackgroundPosition(nsIDOMCSSValue** aValue);
nsresult DoGetBackgroundRepeat(nsIDOMCSSValue** aValue);
nsresult DoGetBackgroundClip(nsIDOMCSSValue** aValue);
nsresult DoGetBackgroundInlinePolicy(nsIDOMCSSValue** aValue);
nsresult DoGetBackgroundOrigin(nsIDOMCSSValue** aValue);
nsresult DoGetMozBackgroundSize(nsIDOMCSSValue** aValue);
/* Padding properties */
nsresult DoGetPadding(nsIDOMCSSValue** aValue);
nsresult DoGetPaddingTop(nsIDOMCSSValue** aValue);
nsresult DoGetPaddingBottom(nsIDOMCSSValue** aValue);
nsresult DoGetPaddingLeft(nsIDOMCSSValue** aValue);
nsresult DoGetPaddingRight(nsIDOMCSSValue** aValue);
/* Table Properties */
nsresult DoGetBorderCollapse(nsIDOMCSSValue** aValue);
nsresult DoGetBorderSpacing(nsIDOMCSSValue** aValue);
nsresult DoGetCaptionSide(nsIDOMCSSValue** aValue);
nsresult DoGetEmptyCells(nsIDOMCSSValue** aValue);
nsresult DoGetTableLayout(nsIDOMCSSValue** aValue);
nsresult DoGetVerticalAlign(nsIDOMCSSValue** aValue);
/* Border Properties */
nsresult DoGetBorderStyle(nsIDOMCSSValue** aValue);
nsresult DoGetBorderWidth(nsIDOMCSSValue** aValue);
nsresult DoGetBorderTopStyle(nsIDOMCSSValue** aValue);
nsresult DoGetBorderBottomStyle(nsIDOMCSSValue** aValue);
nsresult DoGetBorderLeftStyle(nsIDOMCSSValue** aValue);
nsresult DoGetBorderRightStyle(nsIDOMCSSValue** aValue);
nsresult DoGetBorderTopWidth(nsIDOMCSSValue** aValue);
nsresult DoGetBorderBottomWidth(nsIDOMCSSValue** aValue);
nsresult DoGetBorderLeftWidth(nsIDOMCSSValue** aValue);
nsresult DoGetBorderRightWidth(nsIDOMCSSValue** aValue);
nsresult DoGetBorderTopColor(nsIDOMCSSValue** aValue);
nsresult DoGetBorderBottomColor(nsIDOMCSSValue** aValue);
nsresult DoGetBorderLeftColor(nsIDOMCSSValue** aValue);
nsresult DoGetBorderRightColor(nsIDOMCSSValue** aValue);
nsresult DoGetBorderBottomColors(nsIDOMCSSValue** aValue);
nsresult DoGetBorderLeftColors(nsIDOMCSSValue** aValue);
nsresult DoGetBorderRightColors(nsIDOMCSSValue** aValue);
nsresult DoGetBorderTopColors(nsIDOMCSSValue** aValue);
nsresult DoGetBorderBottomLeftRadius(nsIDOMCSSValue** aValue);
nsresult DoGetBorderBottomRightRadius(nsIDOMCSSValue** aValue);
nsresult DoGetBorderTopLeftRadius(nsIDOMCSSValue** aValue);
nsresult DoGetBorderTopRightRadius(nsIDOMCSSValue** aValue);
nsresult DoGetFloatEdge(nsIDOMCSSValue** aValue);
nsresult DoGetBorderImage(nsIDOMCSSValue** aValue);
/* Box Shadow */
nsresult DoGetBoxShadow(nsIDOMCSSValue** aValue);
/* Window Shadow */
nsresult DoGetWindowShadow(nsIDOMCSSValue** aValue);
/* Margin Properties */
nsresult DoGetMarginWidth(nsIDOMCSSValue** aValue);
nsresult DoGetMarginTopWidth(nsIDOMCSSValue** aValue);
nsresult DoGetMarginBottomWidth(nsIDOMCSSValue** aValue);
nsresult DoGetMarginLeftWidth(nsIDOMCSSValue** aValue);
nsresult DoGetMarginRightWidth(nsIDOMCSSValue** aValue);
/* Outline Properties */
nsresult DoGetOutline(nsIDOMCSSValue** aValue);
nsresult DoGetOutlineWidth(nsIDOMCSSValue** aValue);
nsresult DoGetOutlineStyle(nsIDOMCSSValue** aValue);
nsresult DoGetOutlineColor(nsIDOMCSSValue** aValue);
nsresult DoGetOutlineOffset(nsIDOMCSSValue** aValue);
nsresult DoGetOutlineRadiusBottomLeft(nsIDOMCSSValue** aValue);
nsresult DoGetOutlineRadiusBottomRight(nsIDOMCSSValue** aValue);
nsresult DoGetOutlineRadiusTopLeft(nsIDOMCSSValue** aValue);
nsresult DoGetOutlineRadiusTopRight(nsIDOMCSSValue** aValue);
/* Content Properties */
nsresult DoGetContent(nsIDOMCSSValue** aValue);
nsresult DoGetCounterIncrement(nsIDOMCSSValue** aValue);
nsresult DoGetCounterReset(nsIDOMCSSValue** aValue);
nsresult DoGetMarkerOffset(nsIDOMCSSValue** aValue);
/* Quotes Properties */
nsresult DoGetQuotes(nsIDOMCSSValue** aValue);
/* z-index */
nsresult DoGetZIndex(nsIDOMCSSValue** aValue);
/* List properties */
nsresult DoGetListStyleImage(nsIDOMCSSValue** aValue);
nsresult DoGetListStylePosition(nsIDOMCSSValue** aValue);
nsresult DoGetListStyleType(nsIDOMCSSValue** aValue);
nsresult DoGetImageRegion(nsIDOMCSSValue** aValue);
/* Text Properties */
nsresult DoGetLineHeight(nsIDOMCSSValue** aValue);
nsresult DoGetTextAlign(nsIDOMCSSValue** aValue);
nsresult DoGetTextDecoration(nsIDOMCSSValue** aValue);
nsresult DoGetTextIndent(nsIDOMCSSValue** aValue);
nsresult DoGetTextTransform(nsIDOMCSSValue** aValue);
nsresult DoGetTextShadow(nsIDOMCSSValue** aValue);
nsresult DoGetLetterSpacing(nsIDOMCSSValue** aValue);
nsresult DoGetWordSpacing(nsIDOMCSSValue** aValue);
nsresult DoGetWhiteSpace(nsIDOMCSSValue** aValue);
nsresult DoGetWordWrap(nsIDOMCSSValue** aValue);
nsresult DoGetMozTabSize(nsIDOMCSSValue** aValue);
/* Visibility properties */
nsresult DoGetOpacity(nsIDOMCSSValue** aValue);
nsresult DoGetPointerEvents(nsIDOMCSSValue** aValue);
nsresult DoGetVisibility(nsIDOMCSSValue** aValue);
/* Direction properties */
nsresult DoGetDirection(nsIDOMCSSValue** aValue);
nsresult DoGetUnicodeBidi(nsIDOMCSSValue** aValue);
/* Display properties */
nsresult DoGetBinding(nsIDOMCSSValue** aValue);
nsresult DoGetClear(nsIDOMCSSValue** aValue);
nsresult DoGetCssFloat(nsIDOMCSSValue** aValue);
nsresult DoGetDisplay(nsIDOMCSSValue** aValue);
nsresult DoGetPosition(nsIDOMCSSValue** aValue);
nsresult DoGetClip(nsIDOMCSSValue** aValue);
nsresult DoGetOverflow(nsIDOMCSSValue** aValue);
nsresult DoGetOverflowX(nsIDOMCSSValue** aValue);
nsresult DoGetOverflowY(nsIDOMCSSValue** aValue);
nsresult DoGetResize(nsIDOMCSSValue** aValue);
nsresult DoGetPageBreakAfter(nsIDOMCSSValue** aValue);
nsresult DoGetPageBreakBefore(nsIDOMCSSValue** aValue);
nsresult DoGetMozTransform(nsIDOMCSSValue** aValue);
nsresult DoGetMozTransformOrigin(nsIDOMCSSValue **aValue);
/* User interface properties */
nsresult DoGetCursor(nsIDOMCSSValue** aValue);
nsresult DoGetForceBrokenImageIcon(nsIDOMCSSValue** aValue);
nsresult DoGetIMEMode(nsIDOMCSSValue** aValue);
nsresult DoGetUserFocus(nsIDOMCSSValue** aValue);
nsresult DoGetUserInput(nsIDOMCSSValue** aValue);
nsresult DoGetUserModify(nsIDOMCSSValue** aValue);
nsresult DoGetUserSelect(nsIDOMCSSValue** aValue);
/* Column properties */
nsresult DoGetColumnCount(nsIDOMCSSValue** aValue);
nsresult DoGetColumnWidth(nsIDOMCSSValue** aValue);
nsresult DoGetColumnGap(nsIDOMCSSValue** aValue);
nsresult DoGetColumnRuleWidth(nsIDOMCSSValue** aValue);
nsresult DoGetColumnRuleStyle(nsIDOMCSSValue** aValue);
nsresult DoGetColumnRuleColor(nsIDOMCSSValue** aValue);
/* CSS Transitions */
nsresult DoGetTransitionProperty(nsIDOMCSSValue** aValue);
nsresult DoGetTransitionDuration(nsIDOMCSSValue** aValue);
nsresult DoGetTransitionDelay(nsIDOMCSSValue** aValue);
nsresult DoGetTransitionTimingFunction(nsIDOMCSSValue** aValue);
/* SVG properties */
nsresult DoGetFill(nsIDOMCSSValue** aValue);
nsresult DoGetStroke(nsIDOMCSSValue** aValue);
nsresult DoGetMarkerEnd(nsIDOMCSSValue** aValue);
nsresult DoGetMarkerMid(nsIDOMCSSValue** aValue);
nsresult DoGetMarkerStart(nsIDOMCSSValue** aValue);
nsresult DoGetStrokeDasharray(nsIDOMCSSValue** aValue);
nsresult DoGetStrokeDashoffset(nsIDOMCSSValue** aValue);
nsresult DoGetStrokeWidth(nsIDOMCSSValue** aValue);
nsresult DoGetFillOpacity(nsIDOMCSSValue** aValue);
nsresult DoGetFloodOpacity(nsIDOMCSSValue** aValue);
nsresult DoGetStopOpacity(nsIDOMCSSValue** aValue);
nsresult DoGetStrokeMiterlimit(nsIDOMCSSValue** aValue);
nsresult DoGetStrokeOpacity(nsIDOMCSSValue** aValue);
nsresult DoGetClipRule(nsIDOMCSSValue** aValue);
nsresult DoGetFillRule(nsIDOMCSSValue** aValue);
nsresult DoGetStrokeLinecap(nsIDOMCSSValue** aValue);
nsresult DoGetStrokeLinejoin(nsIDOMCSSValue** aValue);
nsresult DoGetTextAnchor(nsIDOMCSSValue** aValue);
nsresult DoGetColorInterpolation(nsIDOMCSSValue** aValue);
nsresult DoGetColorInterpolationFilters(nsIDOMCSSValue** aValue);
nsresult DoGetDominantBaseline(nsIDOMCSSValue** aValue);
nsresult DoGetImageRendering(nsIDOMCSSValue** aValue);
nsresult DoGetShapeRendering(nsIDOMCSSValue** aValue);
nsresult DoGetTextRendering(nsIDOMCSSValue** aValue);
nsresult DoGetFloodColor(nsIDOMCSSValue** aValue);
nsresult DoGetLightingColor(nsIDOMCSSValue** aValue);
nsresult DoGetStopColor(nsIDOMCSSValue** aValue);
nsresult DoGetClipPath(nsIDOMCSSValue** aValue);
nsresult DoGetFilter(nsIDOMCSSValue** aValue);
nsresult DoGetMask(nsIDOMCSSValue** aValue);
nsROCSSPrimitiveValue* GetROCSSPrimitiveValue();
nsDOMCSSValueList* GetROCSSValueList(PRBool aCommaDelimited);
nsresult SetToRGBAColor(nsROCSSPrimitiveValue* aValue, nscolor aColor);
nsresult SetValueToStyleImage(const nsStyleImage& aStyleImage,
nsROCSSPrimitiveValue* aValue);
/**
* A method to get a percentage base for a percentage value. Returns PR_TRUE
* if a percentage base value was determined, PR_FALSE otherwise.
*/
typedef PRBool (nsComputedDOMStyle::*PercentageBaseGetter)(nscoord&);
/**
* Method to set aValue to aCoord. If aCoord is a percentage value and
* aPercentageBaseGetter is not null, aPercentageBaseGetter is called. If it
* returns PR_TRUE, the percentage base it outputs in its out param is used
* to compute an nscoord value. If the getter is null or returns PR_FALSE,
* the percent value of aCoord is set as a percent value on aValue. aTable,
* if not null, is the keyword table to handle eStyleUnit_Enumerated. When
* 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,
PRBool aClampNegativeCalc,
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 aClampNegativeCalc);
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;
PRPackedBool mExposeVisitedStyle;
#ifdef DEBUG
PRBool mFlushedPendingReflows;
#endif
};
nsresult
NS_NewComputedDOMStyle(nsIDOMElement *aElement, const nsAString &aPseudoElt,
nsIPresShell *aPresShell,
nsComputedDOMStyle **aComputedStyle);
#endif /* nsComputedDOMStyle_h__ */