/* -*- 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 * Netscape Communications Corporation. * Portions created by the Initial Developer are Copyright (C) 1998 * the Initial Developer. All Rights Reserved. * * Contributor(s): * Daniel Glazman * Boris Zbarsky * Christopher A. Aillon * Mats Palmgren * Christian Biesinger * Michael Ventnor * * Alternatively, the contents of this file may be used under the terms of * either of 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() */ #include "nsComputedDOMStyle.h" #include "nsDOMError.h" #include "nsDOMString.h" #include "nsIDOMNSCSS2Properties.h" #include "nsIDOMElement.h" #include "nsIDOMCSSPrimitiveValue.h" #include "nsStyleContext.h" #include "nsIScrollableFrame.h" #include "nsContentUtils.h" #include "prprf.h" #include "nsCSSProps.h" #include "nsCSSKeywords.h" #include "nsDOMCSSRect.h" #include "nsGkAtoms.h" #include "nsHTMLReflowState.h" #include "nsThemeConstants.h" #include "nsStyleUtil.h" #include "nsStyleStructInlines.h" #include "nsPresContext.h" #include "nsIDocument.h" #include "nsCSSPseudoElements.h" #include "nsStyleSet.h" #include "imgIRequest.h" #include "nsInspectorCSSUtils.h" #include "nsLayoutUtils.h" #include "nsFrameManager.h" #include "nsCSSKeywords.h" #include "nsStyleCoord.h" #include "nsDisplayList.h" #if defined(DEBUG_bzbarsky) || defined(DEBUG_caillon) #define DEBUG_ComputedDOMStyle #endif /* * This is the implementation of the readonly CSSStyleDeclaration that is * returned by the getComputedStyle() function. */ static nsComputedDOMStyle *sCachedComputedDOMStyle; nsresult NS_NewComputedDOMStyle(nsIComputedDOMStyle** aComputedStyle) { NS_ENSURE_ARG_POINTER(aComputedStyle); if (sCachedComputedDOMStyle) { // There's an unused nsComputedDOMStyle cached, use it. // But before we use it, re-initialize the object. // Oh yeah baby, placement new! *aComputedStyle = new (sCachedComputedDOMStyle) nsComputedDOMStyle(); sCachedComputedDOMStyle = nsnull; } else { // No nsComputedDOMStyle cached, create a new one. *aComputedStyle = new nsComputedDOMStyle(); NS_ENSURE_TRUE(*aComputedStyle, NS_ERROR_OUT_OF_MEMORY); } NS_ADDREF(*aComputedStyle); return NS_OK; } static nsIFrame* GetContainingBlockFor(nsIFrame* aFrame) { if (!aFrame) { return nsnull; } return nsHTMLReflowState::GetContainingBlockFor(aFrame); } nsComputedDOMStyle::nsComputedDOMStyle() : mInner(this), mDocumentWeak(nsnull), mOuterFrame(nsnull), mInnerFrame(nsnull), mPresShell(nsnull), mAppUnitsPerInch(0) { } nsComputedDOMStyle::~nsComputedDOMStyle() { } void nsComputedDOMStyle::Shutdown() { // We want to de-allocate without calling the dtor since we // already did that manually in doDestroyComputedDOMStyle(), // so cast our cached object to something that doesn't know // about our dtor. delete reinterpret_cast(sCachedComputedDOMStyle); sCachedComputedDOMStyle = nsnull; } NS_IMPL_CYCLE_COLLECTION_CLASS(nsComputedDOMStyle) NS_IMPL_CYCLE_COLLECTION_UNLINK_0(nsComputedDOMStyle) NS_IMPL_CYCLE_COLLECTION_TRAVERSE_BEGIN(nsComputedDOMStyle) NS_IMPL_CYCLE_COLLECTION_TRAVERSE_NSCOMPTR(mContent) NS_IMPL_CYCLE_COLLECTION_TRAVERSE_END // QueryInterface implementation for nsComputedDOMStyle NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(nsComputedDOMStyle) NS_INTERFACE_MAP_ENTRY(nsIComputedDOMStyle) NS_INTERFACE_MAP_ENTRY(nsICSSDeclaration) NS_INTERFACE_MAP_ENTRY(nsIDOMCSSStyleDeclaration) NS_INTERFACE_MAP_ENTRY_AGGREGATED(nsIDOMCSS2Properties, &mInner) NS_INTERFACE_MAP_ENTRY_AGGREGATED(nsIDOMNSCSS2Properties, &mInner) NS_INTERFACE_MAP_ENTRY_AMBIGUOUS(nsISupports, nsIComputedDOMStyle) NS_INTERFACE_MAP_ENTRY_CONTENT_CLASSINFO(ComputedCSSStyleDeclaration) NS_INTERFACE_MAP_END static void doDestroyComputedDOMStyle(nsComputedDOMStyle *aComputedStyle) { if (!sCachedComputedDOMStyle) { // The cache is empty, store aComputedStyle in the cache. sCachedComputedDOMStyle = aComputedStyle; sCachedComputedDOMStyle->~nsComputedDOMStyle(); } else { // The cache is full, delete aComputedStyle delete aComputedStyle; } } NS_IMPL_CYCLE_COLLECTING_ADDREF(nsComputedDOMStyle) NS_IMPL_CYCLE_COLLECTING_RELEASE_WITH_DESTROY(nsComputedDOMStyle, doDestroyComputedDOMStyle(this)) NS_IMETHODIMP nsComputedDOMStyle::Init(nsIDOMElement *aElement, const nsAString& aPseudoElt, nsIPresShell *aPresShell) { NS_ENSURE_ARG_POINTER(aElement); NS_ENSURE_ARG_POINTER(aPresShell); mDocumentWeak = do_GetWeakReference(aPresShell->GetDocument()); mContent = do_QueryInterface(aElement); if (!mContent) { // This should not happen, all our elements support nsIContent! return NS_ERROR_FAILURE; } if (!DOMStringIsNull(aPseudoElt) && !aPseudoElt.IsEmpty() && aPseudoElt.First() == PRUnichar(':')) { // deal with two-colon forms of aPseudoElt nsAString::const_iterator start, end; aPseudoElt.BeginReading(start); aPseudoElt.EndReading(end); NS_ASSERTION(start != end, "aPseudoElt is not empty!"); ++start; PRBool haveTwoColons = PR_TRUE; if (start == end || *start != PRUnichar(':')) { --start; haveTwoColons = PR_FALSE; } mPseudo = do_GetAtom(Substring(start, end)); NS_ENSURE_TRUE(mPseudo, NS_ERROR_OUT_OF_MEMORY); // There aren't any non-CSS2 pseudo-elements with a single ':' if (!haveTwoColons && !nsCSSPseudoElements::IsCSS2PseudoElement(mPseudo)) { // XXXbz I'd really rather we threw an exception or something, but // the DOM spec sucks. mPseudo = nsnull; } } nsPresContext *presCtx = aPresShell->GetPresContext(); NS_ENSURE_TRUE(presCtx, NS_ERROR_FAILURE); mAppUnitsPerInch = presCtx->AppUnitsPerInch(); return NS_OK; } NS_IMETHODIMP nsComputedDOMStyle::GetPropertyValue(const nsCSSProperty aPropID, nsAString& aValue) { // This is mostly to avoid code duplication with GetPropertyCSSValue(); if // perf ever becomes an issue here (doubtful), we can look into changing // this. return GetPropertyValue( NS_ConvertASCIItoUTF16(nsCSSProps::GetStringValue(aPropID)), aValue); } NS_IMETHODIMP nsComputedDOMStyle::SetPropertyValue(const nsCSSProperty aPropID, const nsAString& aValue) { return NS_ERROR_DOM_NO_MODIFICATION_ALLOWED_ERR; } NS_IMETHODIMP nsComputedDOMStyle::GetCssText(nsAString& aCssText) { aCssText.Truncate(); return NS_OK; } NS_IMETHODIMP nsComputedDOMStyle::SetCssText(const nsAString& aCssText) { return NS_ERROR_DOM_NO_MODIFICATION_ALLOWED_ERR; } NS_IMETHODIMP nsComputedDOMStyle::GetLength(PRUint32* aLength) { NS_PRECONDITION(aLength, "Null aLength! Prepare to die!"); (void)GetQueryablePropertyMap(aLength); return NS_OK; } NS_IMETHODIMP nsComputedDOMStyle::GetParentRule(nsIDOMCSSRule** aParentRule) { NS_ENSURE_ARG_POINTER(aParentRule); *aParentRule = nsnull; return NS_OK; } NS_IMETHODIMP nsComputedDOMStyle::GetPropertyValue(const nsAString& aPropertyName, nsAString& aReturn) { nsCOMPtr val; aReturn.Truncate(); nsresult rv = GetPropertyCSSValueInternal(aPropertyName, getter_AddRefs(val)); NS_ENSURE_SUCCESS(rv, rv); if (val) { rv = val->GetCssText(aReturn); } return rv; } NS_IMETHODIMP nsComputedDOMStyle::GetPropertyCSSValue(const nsAString& aPropertyName, nsIDOMCSSValue** aReturn) { nsCOMPtr document = do_QueryReferent(mDocumentWeak); nsStyleUtil:: ReportUseOfDeprecatedMethod(document ? document->GetDocumentURI() : nsnull, "UseOfGetPropertyCSSValueWarning"); return GetPropertyCSSValueInternal(aPropertyName, aReturn); } nsresult nsComputedDOMStyle::GetPropertyCSSValueInternal(const nsAString& aPropertyName, nsIDOMCSSValue** aReturn) { NS_ENSURE_ARG_POINTER(aReturn); *aReturn = nsnull; nsCOMPtr document = do_QueryReferent(mDocumentWeak); NS_ENSURE_TRUE(document, NS_ERROR_NOT_AVAILABLE); // Flush _before_ getting the presshell, since that could create a new // presshell. Also note that we want to flush the style on the document // we're computing style in, not on the document mContent is in -- the two // may be different. document->FlushPendingNotifications(Flush_Style); mPresShell = document->GetPrimaryShell(); NS_ENSURE_TRUE(mPresShell && mPresShell->GetPresContext(), NS_ERROR_NOT_AVAILABLE); mOuterFrame = mPresShell->GetPrimaryFrameFor(mContent); mInnerFrame = mOuterFrame; if (!mOuterFrame || mPseudo) { // Need to resolve a style context mStyleContextHolder = nsInspectorCSSUtils::GetStyleContextForContent(mContent, mPseudo, mPresShell); NS_ENSURE_TRUE(mStyleContextHolder, NS_ERROR_OUT_OF_MEMORY); } else { nsIAtom* type = mOuterFrame->GetType(); if (type == nsGkAtoms::tableOuterFrame) { // If the frame is an outer table frame then we should get the style // from the inner table frame. mInnerFrame = mOuterFrame->GetFirstChild(nsnull); NS_ASSERTION(mInnerFrame, "Outer table must have an inner"); NS_ASSERTION(!mInnerFrame->GetNextSibling(), "Outer table frames should have just one child, the inner " "table"); } mStyleContextHolder = mInnerFrame->GetStyleContext(); NS_ASSERTION(mStyleContextHolder, "Frame without style context?"); } nsresult rv = NS_OK; nsCSSProperty prop = nsCSSProps::LookupProperty(aPropertyName); PRUint32 i = 0; PRUint32 length = 0; const ComputedStyleMapEntry* propMap = GetQueryablePropertyMap(&length); for (; i < length; ++i) { if (prop == propMap[i].mProperty) { // Call our pointer-to-member-function. rv = (this->*(propMap[i].mGetter))(aReturn); break; } } #ifdef DEBUG_ComputedDOMStyle if (i == length) { NS_WARNING(PromiseFlatCString(NS_ConvertUTF16toUTF8(aPropertyName) + NS_LITERAL_CSTRING(" is not queryable!")).get()); } #endif if (NS_FAILED(rv)) { *aReturn = nsnull; } mOuterFrame = nsnull; mInnerFrame = nsnull; mPresShell = nsnull; // Release the current style context for it should be re-resolved // whenever a frame is not available. mStyleContextHolder = nsnull; return rv; } NS_IMETHODIMP nsComputedDOMStyle::RemoveProperty(const nsAString& aPropertyName, nsAString& aReturn) { return NS_ERROR_DOM_NO_MODIFICATION_ALLOWED_ERR; } NS_IMETHODIMP nsComputedDOMStyle::GetPropertyPriority(const nsAString& aPropertyName, nsAString& aReturn) { aReturn.Truncate(); return NS_OK; } NS_IMETHODIMP nsComputedDOMStyle::SetProperty(const nsAString& aPropertyName, const nsAString& aValue, const nsAString& aPriority) { return NS_ERROR_DOM_NO_MODIFICATION_ALLOWED_ERR; } NS_IMETHODIMP nsComputedDOMStyle::Item(PRUint32 aIndex, nsAString& aReturn) { aReturn.Truncate(); PRUint32 length = 0; const ComputedStyleMapEntry* propMap = GetQueryablePropertyMap(&length); if (aIndex < length) { CopyASCIItoUTF16(nsCSSProps::GetStringValue(propMap[aIndex].mProperty), aReturn); } return NS_OK; } // Property getters... nsresult nsComputedDOMStyle::GetBinding(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); const nsStyleDisplay* display = GetStyleDisplay(); if (display->mBinding) { val->SetURI(display->mBinding->mURI); } else { val->SetIdent(eCSSKeyword_none); } return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetClear(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); const nsStyleDisplay *display = GetStyleDisplay(); if (display->mBreakType != NS_STYLE_CLEAR_NONE) { val->SetIdent(nsCSSProps::ValueToKeywordEnum(display->mBreakType, nsCSSProps::kClearKTable)); } else { val->SetIdent(eCSSKeyword_none); } return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetCssFloat(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue* val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); const nsStyleDisplay* display = GetStyleDisplay(); if (display->mFloats != NS_STYLE_FLOAT_NONE) { val->SetIdent(nsCSSProps::ValueToKeywordEnum(display->mFloats, nsCSSProps::kFloatKTable)); } else { val->SetIdent(eCSSKeyword_none); } return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetBottom(nsIDOMCSSValue** aValue) { return GetOffsetWidthFor(NS_SIDE_BOTTOM, aValue); } nsresult nsComputedDOMStyle::GetStackSizing(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); val->SetIdent(GetStyleXUL()->mStretchStack ? eCSSKeyword_stretch_to_fit : eCSSKeyword_ignore); return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::SetToRGBAColor(nsROCSSPrimitiveValue* aValue, nscolor aColor) { if (NS_GET_A(aColor) == 0) { aValue->SetIdent(eCSSKeyword_transparent); return NS_OK; } nsROCSSPrimitiveValue *red = GetROCSSPrimitiveValue(); nsROCSSPrimitiveValue *green = GetROCSSPrimitiveValue(); nsROCSSPrimitiveValue *blue = GetROCSSPrimitiveValue(); nsROCSSPrimitiveValue *alpha = GetROCSSPrimitiveValue(); if (red && green && blue && alpha) { PRUint8 a = NS_GET_A(aColor); nsDOMCSSRGBColor *rgbColor = new nsDOMCSSRGBColor(red, green, blue, alpha, a < 255); if (rgbColor) { red->SetNumber(NS_GET_R(aColor)); green->SetNumber(NS_GET_G(aColor)); blue->SetNumber(NS_GET_B(aColor)); alpha->SetNumber(nsStyleUtil::ColorComponentToFloat(a)); aValue->SetColor(rgbColor); return NS_OK; } } delete red; delete green; delete blue; delete alpha; return NS_ERROR_OUT_OF_MEMORY; } nsresult nsComputedDOMStyle::GetColor(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); const nsStyleColor* color = GetStyleColor(); nsresult rv = SetToRGBAColor(val, color->mColor); if (NS_FAILED(rv)) { delete val; return rv; } return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetOpacity(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); val->SetNumber(GetStyleDisplay()->mOpacity); return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetColumnCount(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); const nsStyleColumn* column = GetStyleColumn(); if (column->mColumnCount == NS_STYLE_COLUMN_COUNT_AUTO) { val->SetIdent(eCSSKeyword_auto); } else { val->SetNumber(column->mColumnCount); } return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetColumnWidth(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); // XXX fix the auto case. When we actually have a column frame, I think // we should return the computed column width. SetValueToCoord(val, GetStyleColumn()->mColumnWidth); return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetColumnGap(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); const nsStyleColumn* column = GetStyleColumn(); if (column->mColumnGap.GetUnit() == eStyleUnit_Normal) { val->SetAppUnits(GetStyleFont()->mFont.size); } else { SetValueToCoord(val, GetStyleColumn()->mColumnGap); } return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetColumnRuleWidth(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue(); if (!val) return NS_ERROR_OUT_OF_MEMORY; SetValueToCoord(val, GetStyleColumn()->GetComputedColumnRuleWidth()); return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetColumnRuleStyle(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue(); if (!val) return NS_ERROR_OUT_OF_MEMORY; const nsStyleColumn* column = GetStyleColumn(); if (column->mColumnRuleStyle == NS_STYLE_BORDER_STYLE_NONE) { val->SetIdent(eCSSKeyword_none); } else { val->SetIdent( nsCSSProps::ValueToKeywordEnum(column->mColumnRuleStyle, nsCSSProps::kBorderStyleKTable)); } return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetColumnRuleColor(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue(); if (!val) return NS_ERROR_OUT_OF_MEMORY; const nsStyleColumn* column = GetStyleColumn(); nscolor ruleColor; if (column->mColumnRuleColorIsForeground) { ruleColor = GetStyleColor()->mColor; } else { ruleColor = column->mColumnRuleColor; } SetToRGBAColor(val, ruleColor); return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetContent(nsIDOMCSSValue** aValue) { const nsStyleContent *content = GetStyleContent(); if (content->ContentCount() == 0) { nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); val->SetIdent(eCSSKeyword_none); return CallQueryInterface(val, aValue); } if (content->ContentCount() == 1 && content->ContentAt(0).mType == eStyleContentType_AltContent) { nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); val->SetIdent(eCSSKeyword__moz_alt_content); return CallQueryInterface(val, aValue); } nsDOMCSSValueList *valueList = GetROCSSValueList(PR_FALSE); NS_ENSURE_TRUE(valueList, NS_ERROR_OUT_OF_MEMORY); for (PRUint32 i = 0, i_end = content->ContentCount(); i < i_end; ++i) { nsROCSSPrimitiveValue* val = GetROCSSPrimitiveValue(); if (!val || !valueList->AppendCSSValue(val)) { delete valueList; delete val; return NS_ERROR_OUT_OF_MEMORY; } const nsStyleContentData &data = content->ContentAt(i); switch (data.mType) { case eStyleContentType_String: { nsString str; nsStyleUtil::EscapeCSSString(nsDependentString(data.mContent.mString), str); str.Insert(PRUnichar('"'), 0); str.Append(PRUnichar('"')); val->SetString(str); } break; case eStyleContentType_Image: { nsCOMPtr uri; if (data.mContent.mImage) { data.mContent.mImage->GetURI(getter_AddRefs(uri)); } val->SetURI(uri); } break; case eStyleContentType_Attr: val->SetString(nsDependentString(data.mContent.mString), nsIDOMCSSPrimitiveValue::CSS_ATTR); break; case eStyleContentType_Counter: case eStyleContentType_Counters: { /* FIXME: counters should really use an object */ nsAutoString str; if (data.mType == eStyleContentType_Counter) { str.AppendLiteral("counter("); } else { str.AppendLiteral("counters("); } // WRITE ME nsCSSValue::Array *a = data.mContent.mCounters; str.Append(a->Item(0).GetStringBufferValue()); PRInt32 typeItem = 1; if (data.mType == eStyleContentType_Counters) { typeItem = 2; str.AppendLiteral(", \""); nsString itemstr; nsStyleUtil::EscapeCSSString( nsDependentString(a->Item(1).GetStringBufferValue()), itemstr); str.Append(itemstr); str.Append(PRUnichar('"')); } PRInt32 type = a->Item(typeItem).GetIntValue(); if (type != NS_STYLE_LIST_STYLE_DECIMAL) { str.AppendLiteral(", "); str.AppendInt(type); } str.Append(PRUnichar(')')); val->SetString(str, nsIDOMCSSPrimitiveValue::CSS_COUNTER); } break; case eStyleContentType_OpenQuote: val->SetIdent(eCSSKeyword_open_quote); break; case eStyleContentType_CloseQuote: val->SetIdent(eCSSKeyword_close_quote); break; case eStyleContentType_NoOpenQuote: val->SetIdent(eCSSKeyword_no_open_quote); break; case eStyleContentType_NoCloseQuote: val->SetIdent(eCSSKeyword_no_close_quote); break; case eStyleContentType_AltContent: default: NS_NOTREACHED("unexpected type"); break; } } return CallQueryInterface(valueList, aValue); } nsresult nsComputedDOMStyle::GetCounterIncrement(nsIDOMCSSValue** aValue) { const nsStyleContent *content = GetStyleContent(); if (content->CounterIncrementCount() == 0) { nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); val->SetIdent(eCSSKeyword_none); return CallQueryInterface(val, aValue); } nsDOMCSSValueList *valueList = GetROCSSValueList(PR_FALSE); NS_ENSURE_TRUE(valueList, NS_ERROR_OUT_OF_MEMORY); for (PRUint32 i = 0, i_end = content->CounterIncrementCount(); i < i_end; ++i) { nsROCSSPrimitiveValue* name = GetROCSSPrimitiveValue(); if (!name || !valueList->AppendCSSValue(name)) { delete valueList; delete name; return NS_ERROR_OUT_OF_MEMORY; } nsROCSSPrimitiveValue* value = GetROCSSPrimitiveValue(); if (!value || !valueList->AppendCSSValue(value)) { delete valueList; delete value; return NS_ERROR_OUT_OF_MEMORY; } const nsStyleCounterData *data = content->GetCounterIncrementAt(i); name->SetString(data->mCounter); value->SetNumber(data->mValue); // XXX This should really be integer } return CallQueryInterface(valueList, aValue); } /* Convert the stored representation into a list of two values and then hand * it back. */ nsresult nsComputedDOMStyle::GetMozTransformOrigin(nsIDOMCSSValue **aValue) { /* We need to build up a list of two values. We'll call them * width and height. */ nsAutoPtr width(GetROCSSPrimitiveValue()); nsAutoPtr height(GetROCSSPrimitiveValue()); if (!width || !height) return NS_ERROR_OUT_OF_MEMORY; /* Now, get the values. */ const nsStyleDisplay* display = GetStyleDisplay(); SetValueToCoord(width, display->mTransformOrigin[0], &nsComputedDOMStyle::GetFrameBoundsWidthForTransform); SetValueToCoord(height, display->mTransformOrigin[1], &nsComputedDOMStyle::GetFrameBoundsHeightForTransform); /* Store things as a value list, fail if we can't get one. */ nsAutoPtr valueList(GetROCSSValueList(PR_FALSE)); if (!valueList) return NS_ERROR_OUT_OF_MEMORY; /* Chain on width and height, fail if we can't. */ if (!valueList->AppendCSSValue(width)) return NS_ERROR_OUT_OF_MEMORY; width.forget(); if (!valueList->AppendCSSValue(height)) return NS_ERROR_OUT_OF_MEMORY; height.forget(); /* Release the pointer and call query interface! We're done. */ return CallQueryInterface(valueList.forget(), aValue); } /* If the property is "none", hand back "none" wrapped in a value. * Otherwise, compute the aggregate transform matrix and hands it back in a * "matrix" wrapper. */ nsresult nsComputedDOMStyle::GetMozTransform(nsIDOMCSSValue **aValue) { static const PRInt32 NUM_FLOATS = 4; /* First, get the display data. We'll need it. */ const nsStyleDisplay* display = GetStyleDisplay(); /* If the "no transforms" flag is set, then we should construct a * single-element entry and hand it back. */ if (!display->mTransformPresent) { nsROCSSPrimitiveValue *val(GetROCSSPrimitiveValue()); if (!val) return NS_ERROR_OUT_OF_MEMORY; /* Set it to "none." */ val->SetIdent(eCSSKeyword_none); return CallQueryInterface(val, aValue); } /* Otherwise, we need to compute the current value of the transform matrix, * store it in a string, and hand it back to the caller. */ nsAutoString resultString(NS_LITERAL_STRING("matrix(")); /* Now, we need to convert the matrix into a string. We'll start by taking * the first four entries and converting them directly to floating-point * values. */ for (PRInt32 index = 0; index < NUM_FLOATS; ++index) { resultString.AppendFloat(display->mTransform.GetMainMatrixEntry(index)); resultString.Append(NS_LITERAL_STRING(", ")); } /* Use the inner frame for width and height. If we fail, assume zero. * TODO: There is no good way for us to represent the case where there's no * frame, which is problematic. The reason is that when we have percentage * transforms, there are a total of four stored matrix entries that influence * the transform based on the size of the element. However, this poses a * problem, because only two of these values can be explicitly referenced * using the named transforms. Until a real solution is found, we'll just * use this approach. */ nsRect bounds = (mInnerFrame ? nsDisplayTransform::GetFrameBoundsForTransform(mInnerFrame) : nsRect(0, 0, 0, 0)); /* Now, compute the dX and dY components by adding the stored coord value * (in CSS pixels) to the translate values. */ float deltaX = nsPresContext::AppUnitsToFloatCSSPixels (display->mTransform.GetXTranslation(bounds)); float deltaY = nsPresContext::AppUnitsToFloatCSSPixels (display->mTransform.GetYTranslation(bounds)); /* Append these values! */ resultString.AppendFloat(deltaX); resultString.Append(NS_LITERAL_STRING("px, ")); resultString.AppendFloat(deltaY); resultString.Append(NS_LITERAL_STRING("px)")); /* Create a value to hold our result. */ nsROCSSPrimitiveValue* rv(GetROCSSPrimitiveValue()); if (!rv) return NS_ERROR_OUT_OF_MEMORY; rv->SetString(resultString); return CallQueryInterface(rv, aValue); } nsresult nsComputedDOMStyle::GetCounterReset(nsIDOMCSSValue** aValue) { const nsStyleContent *content = GetStyleContent(); if (content->CounterResetCount() == 0) { nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); val->SetIdent(eCSSKeyword_none); return CallQueryInterface(val, aValue); } nsDOMCSSValueList *valueList = GetROCSSValueList(PR_FALSE); NS_ENSURE_TRUE(valueList, NS_ERROR_OUT_OF_MEMORY); for (PRUint32 i = 0, i_end = content->CounterResetCount(); i < i_end; ++i) { nsROCSSPrimitiveValue* name = GetROCSSPrimitiveValue(); if (!name || !valueList->AppendCSSValue(name)) { delete valueList; delete name; return NS_ERROR_OUT_OF_MEMORY; } nsROCSSPrimitiveValue* value = GetROCSSPrimitiveValue(); if (!value || !valueList->AppendCSSValue(value)) { delete valueList; delete value; return NS_ERROR_OUT_OF_MEMORY; } const nsStyleCounterData *data = content->GetCounterResetAt(i); name->SetString(data->mCounter); value->SetNumber(data->mValue); // XXX This should really be integer } return CallQueryInterface(valueList, aValue); } nsresult nsComputedDOMStyle::GetQuotes(nsIDOMCSSValue** aValue) { const nsStyleQuotes *quotes = GetStyleQuotes(); if (quotes->QuotesCount() == 0) { nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); val->SetIdent(eCSSKeyword_none); return CallQueryInterface(val, aValue); } nsDOMCSSValueList *valueList = GetROCSSValueList(PR_FALSE); NS_ENSURE_TRUE(valueList, NS_ERROR_OUT_OF_MEMORY); for (PRUint32 i = 0, i_end = quotes->QuotesCount(); i < i_end; ++i) { nsROCSSPrimitiveValue* openVal = GetROCSSPrimitiveValue(); if (!openVal || !valueList->AppendCSSValue(openVal)) { delete valueList; delete openVal; return NS_ERROR_OUT_OF_MEMORY; } nsROCSSPrimitiveValue* closeVal = GetROCSSPrimitiveValue(); if (!closeVal || !valueList->AppendCSSValue(closeVal)) { delete valueList; delete closeVal; return NS_ERROR_OUT_OF_MEMORY; } nsString s; nsStyleUtil::EscapeCSSString(*quotes->OpenQuoteAt(i), s); s.Insert(PRUnichar('"'), 0); s.Append(PRUnichar('"')); openVal->SetString(s); nsStyleUtil::EscapeCSSString(*quotes->CloseQuoteAt(i), s); s.Insert(PRUnichar('"'), 0); s.Append(PRUnichar('"')); closeVal->SetString(s); } return CallQueryInterface(valueList, aValue); } nsresult nsComputedDOMStyle::GetFontFamily(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue* val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); const nsStyleFont* font = GetStyleFont(); nsCOMPtr doc = do_QueryReferent(mDocumentWeak); NS_ASSERTION(doc, "document is required"); nsIPresShell* presShell = doc->GetPrimaryShell(); NS_ASSERTION(presShell, "pres shell is required"); nsPresContext *presContext = presShell->GetPresContext(); NS_ASSERTION(presContext, "pres context is required"); const nsString& fontName = font->mFont.name; if (font->mGenericID == kGenericFont_NONE && !font->mFont.systemFont) { const nsFont* defaultFont = presContext->GetDefaultFont(kPresContext_DefaultVariableFont_ID); PRInt32 lendiff = fontName.Length() - defaultFont->name.Length(); if (lendiff > 0) { val->SetString(Substring(fontName, 0, lendiff-1)); // -1 removes comma } else { val->SetString(fontName); } } else { val->SetString(fontName); } return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetFontSize(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue* val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); // Note: GetStyleFont()->mSize is the 'computed size'; // GetStyleFont()->mFont.size is the 'actual size' val->SetAppUnits(GetStyleFont()->mSize); return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetFontSizeAdjust(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); const nsStyleFont *font = GetStyleFont(); if (font->mFont.sizeAdjust) { val->SetNumber(font->mFont.sizeAdjust); } else { val->SetIdent(eCSSKeyword_none); } return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetFontStyle(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue* val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); const nsStyleFont* font = GetStyleFont(); if (font->mFont.style != NS_STYLE_FONT_STYLE_NORMAL) { val->SetIdent(nsCSSProps::ValueToKeywordEnum(font->mFont.style, nsCSSProps::kFontStyleKTable)); } else { val->SetIdent(eCSSKeyword_normal); } return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetFontWeight(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue* val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); const nsStyleFont* font = GetStyleFont(); const nsCSSKeyword enum_weight = nsCSSProps::ValueToKeywordEnum(font->mFont.weight, nsCSSProps::kFontWeightKTable); if (enum_weight != eCSSKeyword_UNKNOWN) { val->SetIdent(enum_weight); } else { val->SetNumber(font->mFont.weight); } return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetFontVariant(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue* val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); const nsStyleFont* font = GetStyleFont(); if (font->mFont.variant != NS_STYLE_FONT_VARIANT_NORMAL) { val->SetIdent( nsCSSProps::ValueToKeywordEnum(font->mFont.variant, nsCSSProps::kFontVariantKTable)); } else { val->SetIdent(eCSSKeyword_normal); } return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetBackgroundAttachment(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); const nsStyleBackground *background = GetStyleBackground(); val->SetIdent( nsCSSProps::ValueToKeywordEnum(background->mBackgroundAttachment, nsCSSProps::kBackgroundAttachmentKTable)); return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetBackgroundClip(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); val->SetIdent( nsCSSProps::ValueToKeywordEnum(GetStyleBackground()->mBackgroundClip, nsCSSProps::kBackgroundClipKTable)); return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetBackgroundColor(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue* val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); const nsStyleBackground* color = GetStyleBackground(); nsresult rv = SetToRGBAColor(val, color->mBackgroundColor); if (NS_FAILED(rv)) { delete val; return rv; } return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetBackgroundImage(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue* val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); const nsStyleBackground* color = GetStyleBackground(); if (color->mBackgroundFlags & NS_STYLE_BG_IMAGE_NONE) { val->SetIdent(eCSSKeyword_none); } else { nsCOMPtr uri; if (color->mBackgroundImage) { color->mBackgroundImage->GetURI(getter_AddRefs(uri)); } val->SetURI(uri); } return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetBackgroundInlinePolicy(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); val->SetIdent(nsCSSProps::ValueToKeywordEnum( GetStyleBackground()->mBackgroundInlinePolicy, nsCSSProps::kBackgroundInlinePolicyKTable)); return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetBackgroundOrigin(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); val->SetIdent( nsCSSProps::ValueToKeywordEnum(GetStyleBackground()->mBackgroundOrigin, nsCSSProps::kBackgroundOriginKTable)); return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetBackgroundPosition(nsIDOMCSSValue** aValue) { nsDOMCSSValueList *valueList = GetROCSSValueList(PR_FALSE); NS_ENSURE_TRUE(valueList, NS_ERROR_OUT_OF_MEMORY); nsROCSSPrimitiveValue *valX = GetROCSSPrimitiveValue(); if (!valX || !valueList->AppendCSSValue(valX)) { delete valueList; delete valX; return NS_ERROR_OUT_OF_MEMORY; } nsROCSSPrimitiveValue *valY = GetROCSSPrimitiveValue(); if (!valY || !valueList->AppendCSSValue(valY)) { delete valueList; delete valY; return NS_ERROR_OUT_OF_MEMORY; } const nsStyleBackground *bg = GetStyleBackground(); if (NS_STYLE_BG_X_POSITION_LENGTH & bg->mBackgroundFlags) { valX->SetAppUnits(bg->mBackgroundXPosition.mCoord); } else if (NS_STYLE_BG_X_POSITION_PERCENT & bg->mBackgroundFlags) { valX->SetPercent(bg->mBackgroundXPosition.mFloat); } else { valX->SetPercent(0.0f); } if (NS_STYLE_BG_Y_POSITION_LENGTH & bg->mBackgroundFlags) { valY->SetAppUnits(bg->mBackgroundYPosition.mCoord); } else if (NS_STYLE_BG_Y_POSITION_PERCENT & bg->mBackgroundFlags) { valY->SetPercent(bg->mBackgroundYPosition.mFloat); } else { valY->SetPercent(0.0f); } return CallQueryInterface(valueList, aValue); } nsresult nsComputedDOMStyle::GetBackgroundRepeat(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); val->SetIdent( nsCSSProps::ValueToKeywordEnum(GetStyleBackground()->mBackgroundRepeat, nsCSSProps::kBackgroundRepeatKTable)); return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetPadding(nsIDOMCSSValue** aValue) { // return null per spec. aValue = nsnull; return NS_OK; } nsresult nsComputedDOMStyle::GetPaddingTop(nsIDOMCSSValue** aValue) { return GetPaddingWidthFor(NS_SIDE_TOP, aValue); } nsresult nsComputedDOMStyle::GetPaddingBottom(nsIDOMCSSValue** aValue) { return GetPaddingWidthFor(NS_SIDE_BOTTOM, aValue); } nsresult nsComputedDOMStyle::GetPaddingLeft(nsIDOMCSSValue** aValue) { return GetPaddingWidthFor(NS_SIDE_LEFT, aValue); } nsresult nsComputedDOMStyle::GetPaddingRight(nsIDOMCSSValue** aValue) { return GetPaddingWidthFor(NS_SIDE_RIGHT, aValue); } nsresult nsComputedDOMStyle::GetBorderCollapse(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue* val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); val->SetIdent( nsCSSProps::ValueToKeywordEnum(GetStyleTableBorder()->mBorderCollapse, nsCSSProps::kBorderCollapseKTable)); return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetBorderSpacing(nsIDOMCSSValue** aValue) { nsDOMCSSValueList *valueList = GetROCSSValueList(PR_FALSE); NS_ENSURE_TRUE(valueList, NS_ERROR_OUT_OF_MEMORY); nsROCSSPrimitiveValue* xSpacing = GetROCSSPrimitiveValue(); if (!xSpacing) { delete valueList; return NS_ERROR_OUT_OF_MEMORY; } if (!valueList->AppendCSSValue(xSpacing)) { delete valueList; delete xSpacing; return NS_ERROR_OUT_OF_MEMORY; } nsROCSSPrimitiveValue* ySpacing = GetROCSSPrimitiveValue(); if (!ySpacing) { delete valueList; return NS_ERROR_OUT_OF_MEMORY; } if (!valueList->AppendCSSValue(ySpacing)) { delete valueList; delete ySpacing; return NS_ERROR_OUT_OF_MEMORY; } const nsStyleTableBorder *border = GetStyleTableBorder(); xSpacing->SetAppUnits(border->mBorderSpacingX); ySpacing->SetAppUnits(border->mBorderSpacingY); return CallQueryInterface(valueList, aValue); } nsresult nsComputedDOMStyle::GetCaptionSide(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); val->SetIdent( nsCSSProps::ValueToKeywordEnum(GetStyleTableBorder()->mCaptionSide, nsCSSProps::kCaptionSideKTable)); return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetEmptyCells(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); val->SetIdent( nsCSSProps::ValueToKeywordEnum(GetStyleTableBorder()->mEmptyCells, nsCSSProps::kEmptyCellsKTable)); return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetTableLayout(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); const nsStyleTable *table = GetStyleTable(); if (table->mLayoutStrategy != NS_STYLE_TABLE_LAYOUT_AUTO) { val->SetIdent( nsCSSProps::ValueToKeywordEnum(table->mLayoutStrategy, nsCSSProps::kTableLayoutKTable)); } else { val->SetIdent(eCSSKeyword_auto); } return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetBorderStyle(nsIDOMCSSValue** aValue) { // return null per spec. aValue = nsnull; return NS_OK; } nsresult nsComputedDOMStyle::GetBorderTopStyle(nsIDOMCSSValue** aValue) { return GetBorderStyleFor(NS_SIDE_TOP, aValue); } nsresult nsComputedDOMStyle::GetBorderBottomStyle(nsIDOMCSSValue** aValue) { return GetBorderStyleFor(NS_SIDE_BOTTOM, aValue); } nsresult nsComputedDOMStyle::GetBorderLeftStyle(nsIDOMCSSValue** aValue) { return GetBorderStyleFor(NS_SIDE_LEFT, aValue); } nsresult nsComputedDOMStyle::GetBorderRightStyle(nsIDOMCSSValue** aValue) { return GetBorderStyleFor(NS_SIDE_RIGHT, aValue); } nsresult nsComputedDOMStyle::GetBorderBottomColors(nsIDOMCSSValue** aValue) { return GetBorderColorsFor(NS_SIDE_BOTTOM, aValue); } nsresult nsComputedDOMStyle::GetBorderLeftColors(nsIDOMCSSValue** aValue) { return GetBorderColorsFor(NS_SIDE_LEFT, aValue); } nsresult nsComputedDOMStyle::GetBorderRightColors(nsIDOMCSSValue** aValue) { return GetBorderColorsFor(NS_SIDE_RIGHT, aValue); } nsresult nsComputedDOMStyle::GetBorderTopColors(nsIDOMCSSValue** aValue) { return GetBorderColorsFor(NS_SIDE_TOP, aValue); } nsresult nsComputedDOMStyle::GetBorderRadiusBottomLeft(nsIDOMCSSValue** aValue) { return GetEllipseRadii(GetStyleBorder()->mBorderRadius, NS_CORNER_BOTTOM_LEFT, aValue); } nsresult nsComputedDOMStyle::GetBorderRadiusBottomRight(nsIDOMCSSValue** aValue) { return GetEllipseRadii(GetStyleBorder()->mBorderRadius, NS_CORNER_BOTTOM_RIGHT, aValue); } nsresult nsComputedDOMStyle::GetBorderRadiusTopLeft(nsIDOMCSSValue** aValue) { return GetEllipseRadii(GetStyleBorder()->mBorderRadius, NS_CORNER_TOP_LEFT, aValue); } nsresult nsComputedDOMStyle::GetBorderRadiusTopRight(nsIDOMCSSValue** aValue) { return GetEllipseRadii(GetStyleBorder()->mBorderRadius, NS_CORNER_TOP_RIGHT, aValue); } nsresult nsComputedDOMStyle::GetBorderWidth(nsIDOMCSSValue** aValue) { // return null per spec. aValue = nsnull; return NS_OK; } nsresult nsComputedDOMStyle::GetBorderTopWidth(nsIDOMCSSValue** aValue) { return GetBorderWidthFor(NS_SIDE_TOP, aValue); } nsresult nsComputedDOMStyle::GetBorderBottomWidth(nsIDOMCSSValue** aValue) { return GetBorderWidthFor(NS_SIDE_BOTTOM, aValue); } nsresult nsComputedDOMStyle::GetBorderLeftWidth(nsIDOMCSSValue** aValue) { return GetBorderWidthFor(NS_SIDE_LEFT, aValue); } nsresult nsComputedDOMStyle::GetBorderRightWidth(nsIDOMCSSValue** aValue) { return GetBorderWidthFor(NS_SIDE_RIGHT, aValue); } nsresult nsComputedDOMStyle::GetBorderTopColor(nsIDOMCSSValue** aValue) { return GetBorderColorFor(NS_SIDE_TOP, aValue); } nsresult nsComputedDOMStyle::GetBorderBottomColor(nsIDOMCSSValue** aValue) { return GetBorderColorFor(NS_SIDE_BOTTOM, aValue); } nsresult nsComputedDOMStyle::GetBorderLeftColor(nsIDOMCSSValue** aValue) { return GetBorderColorFor(NS_SIDE_LEFT, aValue); } nsresult nsComputedDOMStyle::GetBorderRightColor(nsIDOMCSSValue** aValue) { return GetBorderColorFor(NS_SIDE_RIGHT, aValue); } nsresult nsComputedDOMStyle::GetMarginWidth(nsIDOMCSSValue** aValue) { // return null per spec. aValue = nsnull; return NS_OK; } nsresult nsComputedDOMStyle::GetMarginTopWidth(nsIDOMCSSValue** aValue) { return GetMarginWidthFor(NS_SIDE_TOP, aValue); } nsresult nsComputedDOMStyle::GetMarginBottomWidth(nsIDOMCSSValue** aValue) { return GetMarginWidthFor(NS_SIDE_BOTTOM, aValue); } nsresult nsComputedDOMStyle::GetMarginLeftWidth(nsIDOMCSSValue** aValue) { return GetMarginWidthFor(NS_SIDE_LEFT, aValue); } nsresult nsComputedDOMStyle::GetMarginRightWidth(nsIDOMCSSValue** aValue) { return GetMarginWidthFor(NS_SIDE_RIGHT, aValue); } nsresult nsComputedDOMStyle::GetMarkerOffset(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue* val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); SetValueToCoord(val, GetStyleContent()->mMarkerOffset); return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetOutline(nsIDOMCSSValue** aValue) { // return null per spec. aValue = nsnull; return NS_OK; } nsresult nsComputedDOMStyle::GetOutlineWidth(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue* val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); const nsStyleOutline* outline = GetStyleOutline(); nscoord width; if (outline->GetOutlineStyle() == NS_STYLE_BORDER_STYLE_NONE) { NS_ASSERTION(outline->GetOutlineWidth(width) && width == 0, "unexpected width"); width = 0; } else { #ifdef DEBUG PRBool res = #endif outline->GetOutlineWidth(width); NS_ASSERTION(res, "percent outline doesn't exist"); } val->SetAppUnits(width); return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetOutlineStyle(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue* val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); PRUint8 outlineStyle = GetStyleOutline()->GetOutlineStyle(); switch (outlineStyle) { case NS_STYLE_BORDER_STYLE_NONE: val->SetIdent(eCSSKeyword_none); break; case NS_STYLE_BORDER_STYLE_AUTO: val->SetIdent(eCSSKeyword_auto); break; default: val->SetIdent( nsCSSProps::ValueToKeywordEnum(outlineStyle, nsCSSProps::kOutlineStyleKTable)); } return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetOutlineOffset(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue* val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); val->SetAppUnits(GetStyleOutline()->mOutlineOffset); return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetOutlineRadiusBottomLeft(nsIDOMCSSValue** aValue) { return GetEllipseRadii(GetStyleOutline()->mOutlineRadius, NS_CORNER_BOTTOM_LEFT, aValue); } nsresult nsComputedDOMStyle::GetOutlineRadiusBottomRight(nsIDOMCSSValue** aValue) { return GetEllipseRadii(GetStyleOutline()->mOutlineRadius, NS_CORNER_BOTTOM_RIGHT, aValue); } nsresult nsComputedDOMStyle::GetOutlineRadiusTopLeft(nsIDOMCSSValue** aValue) { return GetEllipseRadii(GetStyleOutline()->mOutlineRadius, NS_CORNER_TOP_LEFT, aValue); } nsresult nsComputedDOMStyle::GetOutlineRadiusTopRight(nsIDOMCSSValue** aValue) { return GetEllipseRadii(GetStyleOutline()->mOutlineRadius, NS_CORNER_TOP_RIGHT, aValue); } nsresult nsComputedDOMStyle::GetOutlineColor(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue* val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); nscolor color; #ifdef GFX_HAS_INVERT GetStyleOutline()->GetOutlineColor(color); #else if (!GetStyleOutline()->GetOutlineColor(color)) color = GetStyleColor()->mColor; #endif nsresult rv = SetToRGBAColor(val, color); if (NS_FAILED(rv)) { delete val; return rv; } return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetEllipseRadii(const nsStyleCorners& aRadius, PRUint8 aFullCorner, nsIDOMCSSValue** aValue) { const nsStyleCoord& radiusX = aRadius.Get(NS_FULL_TO_HALF_CORNER(aFullCorner, PR_FALSE)); const nsStyleCoord& radiusY = aRadius.Get(NS_FULL_TO_HALF_CORNER(aFullCorner, PR_TRUE)); // for compatibility, return a single value if X and Y are equal if (radiusX == radiusY) { nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); SetValueToCoord(val, radiusX, &nsComputedDOMStyle::GetFrameBorderRectWidth); return CallQueryInterface(val, aValue); } else { nsDOMCSSValueList *valueList = GetROCSSValueList(PR_FALSE); NS_ENSURE_TRUE(valueList, NS_ERROR_OUT_OF_MEMORY); nsROCSSPrimitiveValue *valX = GetROCSSPrimitiveValue(); if (!valX || !valueList->AppendCSSValue(valX)) { delete valX; delete valueList; return NS_ERROR_OUT_OF_MEMORY; } nsROCSSPrimitiveValue *valY = GetROCSSPrimitiveValue(); if (!valY || !valueList->AppendCSSValue(valY)) { delete valY; // valX deleted by valueList destructor delete valueList; return NS_ERROR_OUT_OF_MEMORY; } SetValueToCoord(valX, radiusX, &nsComputedDOMStyle::GetFrameBorderRectWidth); SetValueToCoord(valY, radiusY, &nsComputedDOMStyle::GetFrameBorderRectWidth); return CallQueryInterface(valueList, aValue); } } nsresult nsComputedDOMStyle::GetCSSShadowArray(nsCSSShadowArray* aArray, const nscolor& aDefaultColor, PRBool aUsesSpread, nsIDOMCSSValue** aValue) { if (!aArray) { nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue(); val->SetIdent(eCSSKeyword_none); return CallQueryInterface(val, aValue); } static nscoord nsCSSShadowItem::* const shadowValuesNoSpread[] = { &nsCSSShadowItem::mXOffset, &nsCSSShadowItem::mYOffset, &nsCSSShadowItem::mRadius }; static nscoord nsCSSShadowItem::* const shadowValuesWithSpread[] = { &nsCSSShadowItem::mXOffset, &nsCSSShadowItem::mYOffset, &nsCSSShadowItem::mRadius, &nsCSSShadowItem::mSpread }; nscoord nsCSSShadowItem::* const * shadowValues; PRUint32 shadowValuesLength; if (aUsesSpread) { shadowValues = shadowValuesWithSpread; shadowValuesLength = NS_ARRAY_LENGTH(shadowValuesWithSpread); } else { shadowValues = shadowValuesNoSpread; shadowValuesLength = NS_ARRAY_LENGTH(shadowValuesNoSpread); } nsDOMCSSValueList *valueList = GetROCSSValueList(PR_TRUE); NS_ENSURE_TRUE(valueList, NS_ERROR_OUT_OF_MEMORY); for (nsCSSShadowItem *item = aArray->ShadowAt(0), *item_end = item + aArray->Length(); item < item_end; ++item) { nsDOMCSSValueList *itemList = GetROCSSValueList(PR_FALSE); if (!itemList || !valueList->AppendCSSValue(itemList)) { delete itemList; delete valueList; return NS_ERROR_OUT_OF_MEMORY; } // Color is either the specified shadow color or the foreground color nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue(); if (!val || !itemList->AppendCSSValue(val)) { delete val; delete valueList; return NS_ERROR_OUT_OF_MEMORY; } nscolor shadowColor; if (item->mHasColor) { shadowColor = item->mColor; } else { shadowColor = aDefaultColor; } SetToRGBAColor(val, shadowColor); // Set the offsets, blur radius, and spread if available for (PRUint32 i = 0; i < shadowValuesLength; ++i) { val = GetROCSSPrimitiveValue(); if (!val || !itemList->AppendCSSValue(val)) { delete val; delete valueList; return NS_ERROR_OUT_OF_MEMORY; } val->SetAppUnits(item->*(shadowValues[i])); } } return CallQueryInterface(valueList, aValue); } nsresult nsComputedDOMStyle::GetBoxShadow(nsIDOMCSSValue** aValue) { return GetCSSShadowArray(GetStyleBorder()->mBoxShadow, GetStyleColor()->mColor, PR_TRUE, aValue); } nsresult nsComputedDOMStyle::GetZIndex(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue* val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); SetValueToCoord(val, GetStylePosition()->mZIndex); return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetListStyleImage(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue* val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); const nsStyleList* list = GetStyleList(); if (!list->mListStyleImage) { val->SetIdent(eCSSKeyword_none); } else { nsCOMPtr uri; if (list->mListStyleImage) { list->mListStyleImage->GetURI(getter_AddRefs(uri)); } val->SetURI(uri); } return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetListStylePosition(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); val->SetIdent( nsCSSProps::ValueToKeywordEnum(GetStyleList()->mListStylePosition, nsCSSProps::kListStylePositionKTable)); return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetListStyleType(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); const nsStyleList *list = GetStyleList(); if (list->mListStyleType == NS_STYLE_LIST_STYLE_NONE) { val->SetIdent(eCSSKeyword_none); } else { val->SetIdent( nsCSSProps::ValueToKeywordEnum(list->mListStyleType, nsCSSProps::kListStyleKTable)); } return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetImageRegion(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); const nsStyleList* list = GetStyleList(); nsresult rv = NS_OK; nsROCSSPrimitiveValue *topVal = nsnull; nsROCSSPrimitiveValue *rightVal = nsnull; nsROCSSPrimitiveValue *bottomVal = nsnull; nsROCSSPrimitiveValue *leftVal = nsnull; if (list->mImageRegion.width <= 0 || list->mImageRegion.height <= 0) { val->SetIdent(eCSSKeyword_auto); } else { // create the cssvalues for the sides, stick them in the rect object topVal = GetROCSSPrimitiveValue(); rightVal = GetROCSSPrimitiveValue(); bottomVal = GetROCSSPrimitiveValue(); leftVal = GetROCSSPrimitiveValue(); if (topVal && rightVal && bottomVal && leftVal) { nsDOMCSSRect * domRect = new nsDOMCSSRect(topVal, rightVal, bottomVal, leftVal); if (domRect) { topVal->SetAppUnits(list->mImageRegion.y); rightVal->SetAppUnits(list->mImageRegion.width + list->mImageRegion.x); bottomVal->SetAppUnits(list->mImageRegion.height + list->mImageRegion.y); leftVal->SetAppUnits(list->mImageRegion.x); val->SetRect(domRect); } else { rv = NS_ERROR_OUT_OF_MEMORY; } } else { rv = NS_ERROR_OUT_OF_MEMORY; } } if (NS_FAILED(rv)) { delete topVal; delete rightVal; delete bottomVal; delete leftVal; delete val; return rv; } return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetLineHeight(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); nscoord lineHeight; GetLineHeightCoord(lineHeight); val->SetAppUnits(lineHeight); return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetVerticalAlign(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); SetValueToCoord(val, GetStyleTextReset()->mVerticalAlign, &nsComputedDOMStyle::GetLineHeightCoord, nsCSSProps::kVerticalAlignKTable); return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetTextAlign(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue* val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); val->SetIdent( nsCSSProps::ValueToKeywordEnum(GetStyleText()->mTextAlign, nsCSSProps::kTextAlignKTable)); return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetTextDecoration(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue* val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); const nsStyleTextReset* text = GetStyleTextReset(); if (NS_STYLE_TEXT_DECORATION_NONE == text->mTextDecoration) { val->SetIdent(eCSSKeyword_none); } else { nsAutoString decorationString; if (text->mTextDecoration & NS_STYLE_TEXT_DECORATION_UNDERLINE) { const nsAFlatCString& decoration= nsCSSProps::ValueToKeyword(NS_STYLE_TEXT_DECORATION_UNDERLINE, nsCSSProps::kTextDecorationKTable); decorationString.AppendWithConversion(decoration.get()); } if (text->mTextDecoration & NS_STYLE_TEXT_DECORATION_OVERLINE) { if (!decorationString.IsEmpty()) { decorationString.Append(PRUnichar(' ')); } const nsAFlatCString& decoration= nsCSSProps::ValueToKeyword(NS_STYLE_TEXT_DECORATION_OVERLINE, nsCSSProps::kTextDecorationKTable); decorationString.AppendWithConversion(decoration.get()); } if (text->mTextDecoration & NS_STYLE_TEXT_DECORATION_LINE_THROUGH) { if (!decorationString.IsEmpty()) { decorationString.Append(PRUnichar(' ')); } const nsAFlatCString& decoration= nsCSSProps::ValueToKeyword(NS_STYLE_TEXT_DECORATION_LINE_THROUGH, nsCSSProps::kTextDecorationKTable); decorationString.AppendWithConversion(decoration.get()); } if (text->mTextDecoration & NS_STYLE_TEXT_DECORATION_BLINK) { if (!decorationString.IsEmpty()) { decorationString.Append(PRUnichar(' ')); } const nsAFlatCString& decoration= nsCSSProps::ValueToKeyword(NS_STYLE_TEXT_DECORATION_BLINK, nsCSSProps::kTextDecorationKTable); decorationString.AppendWithConversion(decoration.get()); } val->SetString(decorationString); } return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetTextIndent(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); SetValueToCoord(val, GetStyleText()->mTextIndent, &nsComputedDOMStyle::GetCBContentWidth); return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetTextShadow(nsIDOMCSSValue** aValue) { return GetCSSShadowArray(GetStyleText()->mTextShadow, GetStyleColor()->mColor, PR_FALSE, aValue); } nsresult nsComputedDOMStyle::GetTextTransform(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); const nsStyleText *text = GetStyleText(); if (text->mTextTransform != NS_STYLE_TEXT_TRANSFORM_NONE) { val->SetIdent( nsCSSProps::ValueToKeywordEnum(text->mTextTransform, nsCSSProps::kTextTransformKTable)); } else { val->SetIdent(eCSSKeyword_none); } return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetLetterSpacing(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); SetValueToCoord(val, GetStyleText()->mLetterSpacing); return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetWordSpacing(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); val->SetAppUnits(GetStyleText()->mWordSpacing); return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetWhiteSpace(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); const nsStyleText *text = GetStyleText(); if (text->mWhiteSpace != NS_STYLE_WHITESPACE_NORMAL) { val->SetIdent( nsCSSProps::ValueToKeywordEnum(text->mWhiteSpace, nsCSSProps::kWhitespaceKTable)); } else { val->SetIdent(eCSSKeyword_normal); } return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetWindowShadow(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); const nsStyleUIReset *uiData = GetStyleUIReset(); if (uiData->mWindowShadow != NS_STYLE_WINDOW_SHADOW_NONE) { val->SetIdent( nsCSSProps::ValueToKeywordEnum(uiData->mWindowShadow, nsCSSProps::kWindowShadowKTable)); } else { val->SetIdent(eCSSKeyword_none); } return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetWordWrap(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); const nsStyleText *text = GetStyleText(); if (text->mWordWrap != NS_STYLE_WORDWRAP_NORMAL) { val->SetIdent( nsCSSProps::ValueToKeywordEnum(text->mWordWrap, nsCSSProps::kWordwrapKTable)); } else { val->SetIdent(eCSSKeyword_normal); } return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetVisibility(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue* val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); val->SetIdent(nsCSSProps::ValueToKeywordEnum(GetStyleVisibility()->mVisible, nsCSSProps::kVisibilityKTable)); return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetDirection(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); val->SetIdent( nsCSSProps::ValueToKeywordEnum(GetStyleVisibility()->mDirection, nsCSSProps::kDirectionKTable)); return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetUnicodeBidi(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); const nsStyleTextReset *text = GetStyleTextReset(); if (text->mUnicodeBidi != NS_STYLE_UNICODE_BIDI_NORMAL) { val->SetIdent( nsCSSProps::ValueToKeywordEnum(text->mUnicodeBidi, nsCSSProps::kUnicodeBidiKTable)); } else { val->SetIdent(eCSSKeyword_normal); } return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetCursor(nsIDOMCSSValue** aValue) { nsDOMCSSValueList *valueList = GetROCSSValueList(PR_TRUE); NS_ENSURE_TRUE(valueList, NS_ERROR_OUT_OF_MEMORY); const nsStyleUserInterface *ui = GetStyleUserInterface(); for (nsCursorImage *item = ui->mCursorArray, *item_end = ui->mCursorArray + ui->mCursorArrayLength; item < item_end; ++item) { nsDOMCSSValueList *itemList = GetROCSSValueList(PR_FALSE); if (!itemList || !valueList->AppendCSSValue(itemList)) { delete itemList; delete valueList; return NS_ERROR_OUT_OF_MEMORY; } nsCOMPtr uri; item->mImage->GetURI(getter_AddRefs(uri)); nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue(); if (!val || !itemList->AppendCSSValue(val)) { delete val; delete valueList; return NS_ERROR_OUT_OF_MEMORY; } val->SetURI(uri); if (item->mHaveHotspot) { nsROCSSPrimitiveValue *valX = GetROCSSPrimitiveValue(); if (!valX || !itemList->AppendCSSValue(valX)) { delete valX; delete valueList; return NS_ERROR_OUT_OF_MEMORY; } nsROCSSPrimitiveValue *valY = GetROCSSPrimitiveValue(); if (!valY || !itemList->AppendCSSValue(valY)) { delete valY; delete valueList; return NS_ERROR_OUT_OF_MEMORY; } valX->SetNumber(item->mHotspotX); valY->SetNumber(item->mHotspotY); } } nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue(); if (!val) { delete valueList; return NS_ERROR_OUT_OF_MEMORY; } if (ui->mCursor == NS_STYLE_CURSOR_AUTO) { val->SetIdent(eCSSKeyword_auto); } else { val->SetIdent( nsCSSProps::ValueToKeywordEnum(ui->mCursor, nsCSSProps::kCursorKTable)); } if (!valueList->AppendCSSValue(val)) { delete valueList; delete val; return NS_ERROR_OUT_OF_MEMORY; } return CallQueryInterface(valueList, aValue); } nsresult nsComputedDOMStyle::GetAppearance(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); val->SetIdent(nsCSSProps::ValueToKeywordEnum(GetStyleDisplay()->mAppearance, nsCSSProps::kAppearanceKTable)); return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetBoxAlign(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); val->SetIdent(nsCSSProps::ValueToKeywordEnum(GetStyleXUL()->mBoxAlign, nsCSSProps::kBoxAlignKTable)); return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetBoxDirection(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); val->SetIdent( nsCSSProps::ValueToKeywordEnum(GetStyleXUL()->mBoxDirection, nsCSSProps::kBoxDirectionKTable)); return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetBoxFlex(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); val->SetNumber(GetStyleXUL()->mBoxFlex); return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetBoxOrdinalGroup(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); val->SetNumber(GetStyleXUL()->mBoxOrdinal); return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetBoxOrient(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); val->SetIdent( nsCSSProps::ValueToKeywordEnum(GetStyleXUL()->mBoxOrient, nsCSSProps::kBoxOrientKTable)); return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetBoxPack(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); val->SetIdent(nsCSSProps::ValueToKeywordEnum(GetStyleXUL()->mBoxPack, nsCSSProps::kBoxPackKTable)); return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetBoxSizing(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); val->SetIdent( nsCSSProps::ValueToKeywordEnum(GetStylePosition()->mBoxSizing, nsCSSProps::kBoxSizingKTable)); return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetBorderImage(nsIDOMCSSValue** aValue) { const nsStyleBorder* border = GetStyleBorder(); // none if (!border->GetBorderImage()) { nsROCSSPrimitiveValue *valNone = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(valNone, NS_ERROR_OUT_OF_MEMORY); valNone->SetIdent(eCSSKeyword_none); return CallQueryInterface(valNone, aValue); } nsDOMCSSValueList *valueList = GetROCSSValueList(PR_FALSE); NS_ENSURE_TRUE(valueList, NS_ERROR_OUT_OF_MEMORY); // uri nsROCSSPrimitiveValue *valURI = GetROCSSPrimitiveValue(); if (!valURI || !valueList->AppendCSSValue(valURI)) { delete valURI; delete valueList; return NS_ERROR_OUT_OF_MEMORY; } nsCOMPtr uri; border->GetBorderImage()->GetURI(getter_AddRefs(uri)); valURI->SetURI(uri); // four split numbers NS_FOR_CSS_SIDES(side) { nsROCSSPrimitiveValue *valSplit = GetROCSSPrimitiveValue(); if (!valSplit || !valueList->AppendCSSValue(valSplit)) { delete valSplit; delete valueList; return NS_ERROR_OUT_OF_MEMORY; } SetValueToCoord(valSplit, border->mBorderImageSplit.Get(side), nsnull, nsnull); } // copy of border-width if (border->mHaveBorderImageWidth) { nsROCSSPrimitiveValue *slash = GetROCSSPrimitiveValue(); if (!slash || !valueList->AppendCSSValue(slash)) { delete slash; delete valueList; return NS_ERROR_OUT_OF_MEMORY; } slash->SetString(NS_LITERAL_STRING("/")); NS_FOR_CSS_SIDES(side) { nsROCSSPrimitiveValue *borderWidth = GetROCSSPrimitiveValue(); if (!borderWidth || !valueList->AppendCSSValue(borderWidth)) { delete borderWidth; delete valueList; return NS_ERROR_OUT_OF_MEMORY; } nscoord width = GetStyleBorder()->mBorderImageWidth.side(side); borderWidth->SetAppUnits(width); } } // first keyword nsROCSSPrimitiveValue *keyword = GetROCSSPrimitiveValue(); if (!keyword || !valueList->AppendCSSValue(keyword)) { delete keyword; delete valueList; return NS_ERROR_OUT_OF_MEMORY; } keyword->SetIdent( nsCSSProps::ValueToKeywordEnum(GetStyleBorder()->mBorderImageHFill, nsCSSProps::kBorderImageKTable)); // second keyword nsROCSSPrimitiveValue *keyword2 = GetROCSSPrimitiveValue(); if (!keyword2 || !valueList->AppendCSSValue(keyword2)) { delete keyword2; delete valueList; return NS_ERROR_OUT_OF_MEMORY; } keyword2->SetIdent( nsCSSProps::ValueToKeywordEnum(GetStyleBorder()->mBorderImageVFill, nsCSSProps::kBorderImageKTable)); return CallQueryInterface(valueList, aValue); } nsresult nsComputedDOMStyle::GetFloatEdge(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); val->SetIdent( nsCSSProps::ValueToKeywordEnum(GetStyleBorder()->mFloatEdge, nsCSSProps::kFloatEdgeKTable)); return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetForceBrokenImageIcon(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); val->SetNumber(GetStyleUIReset()->mForceBrokenImageIcon); return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetIMEMode(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); const nsStyleUIReset *uiData = GetStyleUIReset(); nsCSSKeyword keyword; if (uiData->mIMEMode == NS_STYLE_IME_MODE_AUTO) { keyword = eCSSKeyword_auto; } else if (uiData->mIMEMode == NS_STYLE_IME_MODE_NORMAL) { keyword = eCSSKeyword_normal; } else { keyword = nsCSSProps::ValueToKeywordEnum(uiData->mIMEMode, nsCSSProps::kIMEModeKTable); } val->SetIdent(keyword); return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetUserFocus(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); const nsStyleUserInterface *uiData = GetStyleUserInterface(); if (uiData->mUserFocus != NS_STYLE_USER_FOCUS_NONE) { if (uiData->mUserFocus == NS_STYLE_USER_FOCUS_NORMAL) { val->SetIdent(eCSSKeyword_normal); } else { val->SetIdent( nsCSSProps::ValueToKeywordEnum(uiData->mUserFocus, nsCSSProps::kUserFocusKTable)); } } else { val->SetIdent(eCSSKeyword_none); } return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetUserInput(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); const nsStyleUserInterface *uiData = GetStyleUserInterface(); if (uiData->mUserInput != NS_STYLE_USER_INPUT_AUTO) { if (uiData->mUserInput == NS_STYLE_USER_INPUT_NONE) { val->SetIdent(eCSSKeyword_none); } else { val->SetIdent( nsCSSProps::ValueToKeywordEnum(uiData->mUserInput, nsCSSProps::kUserInputKTable)); } } else { val->SetIdent(eCSSKeyword_auto); } return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetUserModify(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); val->SetIdent( nsCSSProps::ValueToKeywordEnum(GetStyleUserInterface()->mUserModify, nsCSSProps::kUserModifyKTable)); return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetUserSelect(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); const nsStyleUIReset *uiData = GetStyleUIReset(); if (uiData->mUserSelect != NS_STYLE_USER_SELECT_AUTO) { if (uiData->mUserSelect == NS_STYLE_USER_SELECT_NONE) { val->SetIdent(eCSSKeyword_none); } else { val->SetIdent( nsCSSProps::ValueToKeywordEnum(uiData->mUserSelect, nsCSSProps::kUserSelectKTable)); } } else { val->SetIdent(eCSSKeyword_auto); } return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetDisplay(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); const nsStyleDisplay *displayData = GetStyleDisplay(); if (displayData->mDisplay == NS_STYLE_DISPLAY_NONE) { val->SetIdent(eCSSKeyword_none); } else { val->SetIdent(nsCSSProps::ValueToKeywordEnum(displayData->mDisplay, nsCSSProps::kDisplayKTable)); } return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetPosition(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); val->SetIdent(nsCSSProps::ValueToKeywordEnum(GetStyleDisplay()->mPosition, nsCSSProps::kPositionKTable)); return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetClip(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); const nsStyleDisplay* display = GetStyleDisplay(); nsresult rv = NS_OK; nsROCSSPrimitiveValue *topVal = nsnull; nsROCSSPrimitiveValue *rightVal = nsnull; nsROCSSPrimitiveValue *bottomVal = nsnull; nsROCSSPrimitiveValue *leftVal = nsnull; if (display->mClipFlags == NS_STYLE_CLIP_AUTO) { val->SetIdent(eCSSKeyword_auto); } else { // create the cssvalues for the sides, stick them in the rect object topVal = GetROCSSPrimitiveValue(); rightVal = GetROCSSPrimitiveValue(); bottomVal = GetROCSSPrimitiveValue(); leftVal = GetROCSSPrimitiveValue(); if (topVal && rightVal && bottomVal && leftVal) { nsDOMCSSRect * domRect = new nsDOMCSSRect(topVal, rightVal, bottomVal, leftVal); if (domRect) { if (display->mClipFlags & NS_STYLE_CLIP_TOP_AUTO) { topVal->SetIdent(eCSSKeyword_auto); } else { topVal->SetAppUnits(display->mClip.y); } if (display->mClipFlags & NS_STYLE_CLIP_RIGHT_AUTO) { rightVal->SetIdent(eCSSKeyword_auto); } else { rightVal->SetAppUnits(display->mClip.width + display->mClip.x); } if (display->mClipFlags & NS_STYLE_CLIP_BOTTOM_AUTO) { bottomVal->SetIdent(eCSSKeyword_auto); } else { bottomVal->SetAppUnits(display->mClip.height + display->mClip.y); } if (display->mClipFlags & NS_STYLE_CLIP_LEFT_AUTO) { leftVal->SetIdent(eCSSKeyword_auto); } else { leftVal->SetAppUnits(display->mClip.x); } val->SetRect(domRect); } else { rv = NS_ERROR_OUT_OF_MEMORY; } } else { rv = NS_ERROR_OUT_OF_MEMORY; } } if (NS_FAILED(rv)) { delete topVal; delete rightVal; delete bottomVal; delete leftVal; delete val; return rv; } return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetOverflow(nsIDOMCSSValue** aValue) { const nsStyleDisplay* display = GetStyleDisplay(); if (display->mOverflowX != display->mOverflowY) { // No value to return. We can't express this combination of // values as a shorthand. *aValue = nsnull; return NS_OK; } nsROCSSPrimitiveValue* val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); if (display->mOverflowX != NS_STYLE_OVERFLOW_AUTO) { val->SetIdent(nsCSSProps::ValueToKeywordEnum(display->mOverflowX, nsCSSProps::kOverflowKTable)); } else { val->SetIdent(eCSSKeyword_auto); } return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetOverflowX(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue* val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); const nsStyleDisplay* display = GetStyleDisplay(); if (display->mOverflowX != NS_STYLE_OVERFLOW_AUTO) { val->SetIdent(nsCSSProps::ValueToKeywordEnum( display->mOverflowX, nsCSSProps::kOverflowSubKTable)); } else { val->SetIdent(eCSSKeyword_auto); } return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetOverflowY(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue* val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); const nsStyleDisplay* display = GetStyleDisplay(); if (display->mOverflowY != NS_STYLE_OVERFLOW_AUTO) { val->SetIdent(nsCSSProps::ValueToKeywordEnum( display->mOverflowY, nsCSSProps::kOverflowSubKTable)); } else { val->SetIdent(eCSSKeyword_auto); } return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetPageBreakAfter(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); const nsStyleDisplay *display = GetStyleDisplay(); if (display->mBreakAfter) { val->SetIdent(eCSSKeyword_always); } else { val->SetIdent(eCSSKeyword_auto); } return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetPageBreakBefore(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); const nsStyleDisplay *display = GetStyleDisplay(); if (display->mBreakBefore) { val->SetIdent(eCSSKeyword_always); } else { val->SetIdent(eCSSKeyword_auto); } return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetHeight(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); PRBool calcHeight = PR_FALSE; if (mInnerFrame) { calcHeight = PR_TRUE; const nsStyleDisplay* displayData = GetStyleDisplay(); if (displayData->mDisplay == NS_STYLE_DISPLAY_INLINE && !(mInnerFrame->IsFrameOfType(nsIFrame::eReplaced))) { calcHeight = PR_FALSE; } } if (calcHeight) { FlushPendingReflows(); val->SetAppUnits(mInnerFrame->GetContentRect().height); } else { const nsStylePosition *positionData = GetStylePosition(); nscoord minHeight = StyleCoordToNSCoord(positionData->mMinHeight, &nsComputedDOMStyle::GetCBContentHeight, 0); nscoord maxHeight = StyleCoordToNSCoord(positionData->mMaxHeight, &nsComputedDOMStyle::GetCBContentHeight, nscoord_MAX); SetValueToCoord(val, positionData->mHeight, nsnull, nsnull, minHeight, maxHeight); } return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetWidth(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); PRBool calcWidth = PR_FALSE; if (mInnerFrame) { calcWidth = PR_TRUE; const nsStyleDisplay *displayData = GetStyleDisplay(); if (displayData->mDisplay == NS_STYLE_DISPLAY_INLINE && !(mInnerFrame->IsFrameOfType(nsIFrame::eReplaced))) { calcWidth = PR_FALSE; } } if (calcWidth) { FlushPendingReflows(); val->SetAppUnits(mInnerFrame->GetContentRect().width); } else { const nsStylePosition *positionData = GetStylePosition(); nscoord minWidth = StyleCoordToNSCoord(positionData->mMinWidth, &nsComputedDOMStyle::GetCBContentWidth, 0); nscoord maxWidth = StyleCoordToNSCoord(positionData->mMaxWidth, &nsComputedDOMStyle::GetCBContentWidth, nscoord_MAX); SetValueToCoord(val, positionData->mWidth, nsnull, nsCSSProps::kWidthKTable, minWidth, maxWidth); } return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetMaxHeight(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); SetValueToCoord(val, GetStylePosition()->mMaxHeight, &nsComputedDOMStyle::GetCBContentHeight); return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetMaxWidth(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); SetValueToCoord(val, GetStylePosition()->mMaxWidth, &nsComputedDOMStyle::GetCBContentWidth, nsCSSProps::kWidthKTable); return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetMinHeight(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); SetValueToCoord(val, GetStylePosition()->mMinHeight, &nsComputedDOMStyle::GetCBContentHeight); return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetMinWidth(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); SetValueToCoord(val, GetStylePosition()->mMinWidth, &nsComputedDOMStyle::GetCBContentWidth, nsCSSProps::kWidthKTable); return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetLeft(nsIDOMCSSValue** aValue) { return GetOffsetWidthFor(NS_SIDE_LEFT, aValue); } nsresult nsComputedDOMStyle::GetRight(nsIDOMCSSValue** aValue) { return GetOffsetWidthFor(NS_SIDE_RIGHT, aValue); } nsresult nsComputedDOMStyle::GetTop(nsIDOMCSSValue** aValue) { return GetOffsetWidthFor(NS_SIDE_TOP, aValue); } nsROCSSPrimitiveValue* nsComputedDOMStyle::GetROCSSPrimitiveValue() { nsROCSSPrimitiveValue *primitiveValue = new nsROCSSPrimitiveValue(mAppUnitsPerInch); NS_ASSERTION(primitiveValue != 0, "ran out of memory"); return primitiveValue; } nsDOMCSSValueList* nsComputedDOMStyle::GetROCSSValueList(PRBool aCommaDelimited) { nsDOMCSSValueList *valueList = new nsDOMCSSValueList(aCommaDelimited, PR_TRUE); NS_ASSERTION(valueList != 0, "ran out of memory"); return valueList; } nsresult nsComputedDOMStyle::GetOffsetWidthFor(PRUint8 aSide, nsIDOMCSSValue** aValue) { const nsStyleDisplay* display = GetStyleDisplay(); FlushPendingReflows(); nsresult rv = NS_OK; switch (display->mPosition) { case NS_STYLE_POSITION_STATIC: rv = GetStaticOffset(aSide, aValue); break; case NS_STYLE_POSITION_RELATIVE: rv = GetRelativeOffset(aSide, aValue); break; case NS_STYLE_POSITION_ABSOLUTE: case NS_STYLE_POSITION_FIXED: rv = GetAbsoluteOffset(aSide, aValue); break; default: NS_ERROR("Invalid position"); break; } return rv; } nsresult nsComputedDOMStyle::GetAbsoluteOffset(PRUint8 aSide, nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); nsIFrame* container = GetContainingBlockFor(mOuterFrame); if (container) { nsMargin margin = mOuterFrame->GetUsedMargin(); nsMargin border = container->GetUsedBorder(); nsMargin scrollbarSizes(0, 0, 0, 0); nsRect rect = mOuterFrame->GetRect(); nsRect containerRect = container->GetRect(); if (container->GetType() == nsGkAtoms::viewportFrame) { // For absolutely positioned frames scrollbars are taken into // account by virtue of getting a containing block that does // _not_ include the scrollbars. For fixed positioned frames, // the containing block is the viewport, which _does_ include // scrollbars. We have to do some extra work. // the first child in the default frame list is what we want nsIFrame* scrollingChild = container->GetFirstChild(nsnull); nsIScrollableFrame *scrollFrame = do_QueryFrame(scrollingChild); if (scrollFrame) { scrollbarSizes = scrollFrame->GetActualScrollbarSizes(); } } nscoord offset = 0; switch (aSide) { case NS_SIDE_TOP: offset = rect.y - margin.top - border.top - scrollbarSizes.top; break; case NS_SIDE_RIGHT: offset = containerRect.width - rect.width - rect.x - margin.right - border.right - scrollbarSizes.right; break; case NS_SIDE_BOTTOM: offset = containerRect.height - rect.height - rect.y - margin.bottom - border.bottom - scrollbarSizes.bottom; break; case NS_SIDE_LEFT: offset = rect.x - margin.left - border.left - scrollbarSizes.left; break; default: NS_ERROR("Invalid side"); break; } val->SetAppUnits(offset); } else { // XXX no frame. This property makes no sense val->SetAppUnits(0); } return CallQueryInterface(val, aValue); } #if (NS_SIDE_TOP == 0) && (NS_SIDE_RIGHT == 1) && (NS_SIDE_BOTTOM == 2) && (NS_SIDE_LEFT == 3) #define NS_OPPOSITE_SIDE(s_) (((s_) + 2) & 3) #else #error "Somebody changed the side constants." #endif nsresult nsComputedDOMStyle::GetRelativeOffset(PRUint8 aSide, nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); const nsStylePosition* positionData = GetStylePosition(); PRInt32 sign = 1; nsStyleCoord coord = positionData->mOffset.Get(aSide); NS_ASSERTION(coord.GetUnit() == eStyleUnit_Coord || coord.GetUnit() == eStyleUnit_Percent || coord.GetUnit() == eStyleUnit_Auto, "Unexpected unit"); if (coord.GetUnit() == eStyleUnit_Auto) { coord = positionData->mOffset.Get(NS_OPPOSITE_SIDE(aSide)); sign = -1; } PercentageBaseGetter baseGetter; if (aSide == NS_SIDE_LEFT || aSide == NS_SIDE_RIGHT) { baseGetter = &nsComputedDOMStyle::GetCBContentWidth; } else { baseGetter = &nsComputedDOMStyle::GetCBContentHeight; } val->SetAppUnits(sign * StyleCoordToNSCoord(coord, baseGetter, 0)); return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetStaticOffset(PRUint8 aSide, nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); SetValueToCoord(val, GetStylePosition()->mOffset.Get(aSide)); return CallQueryInterface(val, aValue); } void nsComputedDOMStyle::FlushPendingReflows() { // Flush all pending notifications so that our frames are up to date nsCOMPtr document = mContent->GetDocument(); if (document) { document->FlushPendingNotifications(Flush_Layout); } } nsresult nsComputedDOMStyle::GetPaddingWidthFor(PRUint8 aSide, nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue* val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); if (!mInnerFrame) { SetValueToCoord(val, GetStylePadding()->mPadding.Get(aSide)); } else { FlushPendingReflows(); val->SetAppUnits(mInnerFrame->GetUsedPadding().side(aSide)); } return CallQueryInterface(val, aValue); } PRBool nsComputedDOMStyle::GetLineHeightCoord(nscoord& aCoord) { aCoord = nsHTMLReflowState::CalcLineHeight(mStyleContextHolder); // CalcLineHeight uses font->mFont.size, but we want to use // font->mSize as the font size. Adjust for that. Also adjust for // the text zoom, if any. const nsStyleFont* font = GetStyleFont(); aCoord = NSToCoordRound((float(aCoord) * (float(font->mSize) / float(font->mFont.size))) / mPresShell->GetPresContext()->TextZoom()); return PR_TRUE; } nsresult nsComputedDOMStyle::GetBorderColorsFor(PRUint8 aSide, nsIDOMCSSValue** aValue) { const nsStyleBorder *border = GetStyleBorder(); if (border->mBorderColors) { nsBorderColors* borderColors = border->mBorderColors[aSide]; if (borderColors) { nsDOMCSSValueList *valueList = GetROCSSValueList(PR_FALSE); NS_ENSURE_TRUE(valueList, NS_ERROR_OUT_OF_MEMORY); do { nsROCSSPrimitiveValue *primitive = GetROCSSPrimitiveValue(); if (!primitive) { delete valueList; return NS_ERROR_OUT_OF_MEMORY; } nsresult rv = SetToRGBAColor(primitive, borderColors->mColor); if (NS_FAILED(rv)) { delete valueList; delete primitive; return rv; } PRBool success = valueList->AppendCSSValue(primitive); if (!success) { delete valueList; delete primitive; return NS_ERROR_OUT_OF_MEMORY; } borderColors = borderColors->mNext; } while (borderColors); return CallQueryInterface(valueList, aValue); } } nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); val->SetIdent(eCSSKeyword_none); return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetBorderWidthFor(PRUint8 aSide, nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue* val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); nscoord width; if (mInnerFrame) { FlushPendingReflows(); width = mInnerFrame->GetUsedBorder().side(aSide); } else { width = GetStyleBorder()->GetActualBorderWidth(aSide); } val->SetAppUnits(width); return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetBorderColorFor(PRUint8 aSide, nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue* val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); nscolor color; PRBool foreground; GetStyleBorder()->GetBorderColor(aSide, color, foreground); if (foreground) { color = GetStyleColor()->mColor; } nsresult rv = SetToRGBAColor(val, color); if (NS_FAILED(rv)) { delete val; return rv; } return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetMarginWidthFor(PRUint8 aSide, nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue* val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); if (!mInnerFrame) { SetValueToCoord(val, GetStyleMargin()->mMargin.Get(aSide)); } else { FlushPendingReflows(); val->SetAppUnits(mInnerFrame->GetUsedMargin().side(aSide)); } return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetBorderStyleFor(PRUint8 aSide, nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue* val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); PRUint8 borderStyle = GetStyleBorder()->GetBorderStyle(aSide); if (borderStyle != NS_STYLE_BORDER_STYLE_NONE) { val->SetIdent(nsCSSProps::ValueToKeywordEnum( borderStyle, nsCSSProps::kBorderStyleKTable)); } else { val->SetIdent(eCSSKeyword_none); } return CallQueryInterface(val, aValue); } void nsComputedDOMStyle::SetValueToCoord(nsROCSSPrimitiveValue* aValue, const nsStyleCoord& aCoord, PercentageBaseGetter aPercentageBaseGetter, const PRInt32 aTable[], nscoord aMinAppUnits, nscoord aMaxAppUnits) { NS_PRECONDITION(aValue, "Must have a value to work with"); switch (aCoord.GetUnit()) { case eStyleUnit_Normal: aValue->SetIdent(eCSSKeyword_normal); break; case eStyleUnit_Auto: aValue->SetIdent(eCSSKeyword_auto); break; case eStyleUnit_Percent: { nscoord percentageBase; if (aPercentageBaseGetter && (this->*aPercentageBaseGetter)(percentageBase)) { nscoord val = nscoord(aCoord.GetPercentValue() * percentageBase); aValue->SetAppUnits(PR_MAX(aMinAppUnits, PR_MIN(val, aMaxAppUnits))); } else { aValue->SetPercent(aCoord.GetPercentValue()); } } break; case eStyleUnit_Factor: aValue->SetNumber(aCoord.GetFactorValue()); break; case eStyleUnit_Coord: { nscoord val = aCoord.GetCoordValue(); aValue->SetAppUnits(PR_MAX(aMinAppUnits, PR_MIN(val, aMaxAppUnits))); } break; case eStyleUnit_Integer: aValue->SetNumber(aCoord.GetIntValue()); break; case eStyleUnit_Enumerated: NS_ASSERTION(aTable, "Must have table to handle this case"); aValue->SetIdent(nsCSSProps::ValueToKeywordEnum(aCoord.GetIntValue(), aTable)); break; case eStyleUnit_None: aValue->SetIdent(eCSSKeyword_none); break; default: NS_ERROR("Can't handle this unit"); break; } } nscoord nsComputedDOMStyle::StyleCoordToNSCoord(const nsStyleCoord& aCoord, PercentageBaseGetter aPercentageBaseGetter, nscoord aDefaultValue) { NS_PRECONDITION(aPercentageBaseGetter, "Must have a percentage base getter"); switch (aCoord.GetUnit()) { case eStyleUnit_Coord: return aCoord.GetCoordValue(); case eStyleUnit_Percent: { nscoord percentageBase; if ((this->*aPercentageBaseGetter)(percentageBase)) { return nscoord(aCoord.GetPercentValue() * percentageBase); } } // Fall through to returning aDefaultValue if we have no percentage base. default: break; } return aDefaultValue; } PRBool nsComputedDOMStyle::GetCBContentWidth(nscoord& aWidth) { if (!mOuterFrame) { return PR_FALSE; } nsIFrame* container = GetContainingBlockFor(mOuterFrame); if (!container) { return PR_FALSE; } FlushPendingReflows(); aWidth = container->GetContentRect().width; return PR_TRUE; } PRBool nsComputedDOMStyle::GetCBContentHeight(nscoord& aHeight) { if (!mOuterFrame) { return PR_FALSE; } nsIFrame* container = GetContainingBlockFor(mOuterFrame); if (!container) { return PR_FALSE; } FlushPendingReflows(); aHeight = container->GetContentRect().height; return PR_TRUE; } PRBool nsComputedDOMStyle::GetFrameBorderRectWidth(nscoord& aWidth) { if (!mInnerFrame) { return PR_FALSE; } FlushPendingReflows(); aWidth = mInnerFrame->GetSize().width; return PR_TRUE; } PRBool nsComputedDOMStyle::GetFrameBoundsWidthForTransform(nscoord& aWidth) { // We need a frame to work with. if (!mInnerFrame) { return PR_FALSE; } FlushPendingReflows(); // Check to see that we're transformed. if (!mInnerFrame->GetStyleDisplay()->HasTransform()) return PR_FALSE; aWidth = nsDisplayTransform::GetFrameBoundsForTransform(mInnerFrame).width; return PR_TRUE; } PRBool nsComputedDOMStyle::GetFrameBoundsHeightForTransform(nscoord& aHeight) { // We need a frame to work with. if (!mInnerFrame) { return PR_FALSE; } FlushPendingReflows(); // Check to see that we're transformed. if (!mInnerFrame->GetStyleDisplay()->HasTransform()) return PR_FALSE; aHeight = nsDisplayTransform::GetFrameBoundsForTransform(mInnerFrame).height; return PR_TRUE; } #ifdef MOZ_SVG nsresult nsComputedDOMStyle::GetSVGPaintFor(PRBool aFill, nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue* val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); const nsStyleSVG* svg = GetStyleSVG(); const nsStyleSVGPaint* paint = nsnull; if (aFill) paint = &svg->mFill; else paint = &svg->mStroke; nsAutoString paintString; switch (paint->mType) { case eStyleSVGPaintType_None: { val->SetIdent(eCSSKeyword_none); break; } case eStyleSVGPaintType_Color: { nsresult rv = SetToRGBAColor(val, paint->mPaint.mColor); if (NS_FAILED(rv)) { delete val; return rv; } break; } case eStyleSVGPaintType_Server: { nsDOMCSSValueList *valueList = GetROCSSValueList(PR_FALSE); NS_ENSURE_TRUE(valueList, NS_ERROR_OUT_OF_MEMORY); if (!valueList->AppendCSSValue(val)) { delete valueList; delete val; return NS_ERROR_OUT_OF_MEMORY; } nsROCSSPrimitiveValue* fallback = GetROCSSPrimitiveValue(); if (!fallback || !valueList->AppendCSSValue(fallback)) { delete valueList; delete fallback; return NS_ERROR_OUT_OF_MEMORY; } val->SetURI(paint->mPaint.mPaintServer); nsresult rv = SetToRGBAColor(fallback, paint->mFallbackColor); if (NS_FAILED(rv)) { delete valueList; return rv; } return CallQueryInterface(valueList, aValue); } } return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetFill(nsIDOMCSSValue** aValue) { return GetSVGPaintFor(PR_TRUE, aValue); } nsresult nsComputedDOMStyle::GetStroke(nsIDOMCSSValue** aValue) { return GetSVGPaintFor(PR_FALSE, aValue); } nsresult nsComputedDOMStyle::GetMarkerEnd(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue* val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); const nsStyleSVG* svg = GetStyleSVG(); if (svg->mMarkerEnd) val->SetURI(svg->mMarkerEnd); else val->SetIdent(eCSSKeyword_none); return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetMarkerMid(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue* val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); const nsStyleSVG* svg = GetStyleSVG(); if (svg->mMarkerMid) val->SetURI(svg->mMarkerMid); else val->SetIdent(eCSSKeyword_none); return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetMarkerStart(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue* val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); const nsStyleSVG* svg = GetStyleSVG(); if (svg->mMarkerStart) val->SetURI(svg->mMarkerStart); else val->SetIdent(eCSSKeyword_none); return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetStrokeDasharray(nsIDOMCSSValue** aValue) { const nsStyleSVG* svg = GetStyleSVG(); if (!svg->mStrokeDasharrayLength || !svg->mStrokeDasharray) { nsROCSSPrimitiveValue* val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); val->SetIdent(eCSSKeyword_none); return CallQueryInterface(val, aValue); } nsDOMCSSValueList *valueList = GetROCSSValueList(PR_TRUE); NS_ENSURE_TRUE(valueList, NS_ERROR_OUT_OF_MEMORY); for (PRUint32 i = 0; i < svg->mStrokeDasharrayLength; i++) { nsROCSSPrimitiveValue* dash = GetROCSSPrimitiveValue(); if (!dash || !valueList->AppendCSSValue(dash)) { delete valueList; delete dash; return NS_ERROR_OUT_OF_MEMORY; } SetValueToCoord(dash, svg->mStrokeDasharray[i]); } return CallQueryInterface(valueList, aValue); } nsresult nsComputedDOMStyle::GetStrokeDashoffset(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue* val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); SetValueToCoord(val, GetStyleSVG()->mStrokeDashoffset); return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetStrokeWidth(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue* val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); SetValueToCoord(val, GetStyleSVG()->mStrokeWidth); return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetFillOpacity(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); val->SetNumber(GetStyleSVG()->mFillOpacity); return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetFloodOpacity(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); val->SetNumber(GetStyleSVGReset()->mFloodOpacity); return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetStopOpacity(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); val->SetNumber(GetStyleSVGReset()->mStopOpacity); return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetStrokeMiterlimit(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); val->SetNumber(GetStyleSVG()->mStrokeMiterlimit); return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetStrokeOpacity(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); val->SetNumber(GetStyleSVG()->mStrokeOpacity); return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetClipRule(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); val->SetIdent(nsCSSProps::ValueToKeywordEnum( GetStyleSVG()->mClipRule, nsCSSProps::kFillRuleKTable)); return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetFillRule(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); val->SetIdent(nsCSSProps::ValueToKeywordEnum( GetStyleSVG()->mFillRule, nsCSSProps::kFillRuleKTable)); return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetStrokeLinecap(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); val->SetIdent( nsCSSProps::ValueToKeywordEnum(GetStyleSVG()->mStrokeLinecap, nsCSSProps::kStrokeLinecapKTable)); return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetStrokeLinejoin(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); val->SetIdent( nsCSSProps::ValueToKeywordEnum(GetStyleSVG()->mStrokeLinejoin, nsCSSProps::kStrokeLinejoinKTable)); return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetTextAnchor(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); val->SetIdent( nsCSSProps::ValueToKeywordEnum(GetStyleSVG()->mTextAnchor, nsCSSProps::kTextAnchorKTable)); return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetColorInterpolation(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); const nsStyleSVG* svg = GetStyleSVG(); if (svg->mColorInterpolation != NS_STYLE_COLOR_INTERPOLATION_AUTO) { val->SetIdent( nsCSSProps::ValueToKeywordEnum(svg->mColorInterpolation, nsCSSProps::kColorInterpolationKTable)); } else { val->SetIdent(eCSSKeyword_auto); } return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetColorInterpolationFilters(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); const nsStyleSVG* svg = GetStyleSVG(); if (svg->mColorInterpolationFilters != NS_STYLE_COLOR_INTERPOLATION_AUTO) { val->SetIdent( nsCSSProps::ValueToKeywordEnum(svg->mColorInterpolationFilters, nsCSSProps::kColorInterpolationKTable)); } else { val->SetIdent(eCSSKeyword_auto); } return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetDominantBaseline(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); const nsStyleSVGReset* svg = GetStyleSVGReset(); if (svg->mDominantBaseline != NS_STYLE_DOMINANT_BASELINE_AUTO) { val->SetIdent( nsCSSProps::ValueToKeywordEnum(svg->mDominantBaseline, nsCSSProps::kDominantBaselineKTable)); } else { val->SetIdent(eCSSKeyword_auto); } return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetPointerEvents(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); const nsStyleSVG* svg = GetStyleSVG(); if (svg->mPointerEvents != NS_STYLE_POINTER_EVENTS_NONE) { val->SetIdent( nsCSSProps::ValueToKeywordEnum(svg->mPointerEvents, nsCSSProps::kPointerEventsKTable)); } else { val->SetIdent(eCSSKeyword_none); } return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetShapeRendering(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); const nsStyleSVG* svg = GetStyleSVG(); if (svg->mShapeRendering != NS_STYLE_SHAPE_RENDERING_AUTO) { val->SetIdent(nsCSSProps::ValueToKeywordEnum( svg->mShapeRendering, nsCSSProps::kShapeRenderingKTable)); } else { val->SetIdent(eCSSKeyword_auto); } return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetTextRendering(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); const nsStyleSVG* svg = GetStyleSVG(); if (svg->mTextRendering != NS_STYLE_TEXT_RENDERING_AUTO) { val->SetIdent(nsCSSProps::ValueToKeywordEnum( svg->mTextRendering, nsCSSProps::kTextRenderingKTable)); } else { val->SetIdent(eCSSKeyword_auto); } return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetFloodColor(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); nsresult rv = SetToRGBAColor(val, GetStyleSVGReset()->mFloodColor); if (NS_FAILED(rv)) { delete val; return rv; } return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetLightingColor(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); nsresult rv = SetToRGBAColor(val, GetStyleSVGReset()->mLightingColor); if (NS_FAILED(rv)) { delete val; return rv; } return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetStopColor(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue *val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); nsresult rv = SetToRGBAColor(val, GetStyleSVGReset()->mStopColor); if (NS_FAILED(rv)) { delete val; return rv; } return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetClipPath(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue* val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); const nsStyleSVGReset* svg = GetStyleSVGReset(); if (svg->mClipPath) val->SetURI(svg->mClipPath); else val->SetIdent(eCSSKeyword_none); return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetFilter(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue* val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); const nsStyleSVGReset* svg = GetStyleSVGReset(); if (svg->mFilter) val->SetURI(svg->mFilter); else val->SetIdent(eCSSKeyword_none); return CallQueryInterface(val, aValue); } nsresult nsComputedDOMStyle::GetMask(nsIDOMCSSValue** aValue) { nsROCSSPrimitiveValue* val = GetROCSSPrimitiveValue(); NS_ENSURE_TRUE(val, NS_ERROR_OUT_OF_MEMORY); const nsStyleSVGReset* svg = GetStyleSVGReset(); if (svg->mMask) val->SetURI(svg->mMask); else val->SetIdent(eCSSKeyword_none); return CallQueryInterface(val, aValue); } #endif // MOZ_SVG #define COMPUTED_STYLE_MAP_ENTRY(_prop, _method) \ { eCSSProperty_##_prop, &nsComputedDOMStyle::Get##_method } const nsComputedDOMStyle::ComputedStyleMapEntry* nsComputedDOMStyle::GetQueryablePropertyMap(PRUint32* aLength) { /* ******************************************************************* *\ * Properties below are listed in alphabetical order. * * Please keep them that way. * * * * Properties commented out with // are not yet implemented * * Properties commented out with //// are shorthands and not queryable * \* ******************************************************************* */ static #ifndef XP_MACOSX // XXX If this actually fixes the bustage, replace this with an // autoconf test. const #endif ComputedStyleMapEntry map[] = { /* ****************************** *\ * Implementations of CSS2 styles * \* ****************************** */ // COMPUTED_STYLE_MAP_ENTRY(azimuth, Azimuth), //// COMPUTED_STYLE_MAP_ENTRY(background, Background), COMPUTED_STYLE_MAP_ENTRY(background_attachment, BackgroundAttachment), COMPUTED_STYLE_MAP_ENTRY(background_color, BackgroundColor), COMPUTED_STYLE_MAP_ENTRY(background_image, BackgroundImage), COMPUTED_STYLE_MAP_ENTRY(background_position, BackgroundPosition), COMPUTED_STYLE_MAP_ENTRY(background_repeat, BackgroundRepeat), //// COMPUTED_STYLE_MAP_ENTRY(border, Border), //// COMPUTED_STYLE_MAP_ENTRY(border_bottom, BorderBottom), COMPUTED_STYLE_MAP_ENTRY(border_bottom_color, BorderBottomColor), COMPUTED_STYLE_MAP_ENTRY(border_bottom_style, BorderBottomStyle), COMPUTED_STYLE_MAP_ENTRY(border_bottom_width, BorderBottomWidth), COMPUTED_STYLE_MAP_ENTRY(border_collapse, BorderCollapse), //// COMPUTED_STYLE_MAP_ENTRY(border_color, BorderColor), //// COMPUTED_STYLE_MAP_ENTRY(border_left, BorderLeft), COMPUTED_STYLE_MAP_ENTRY(border_left_color, BorderLeftColor), COMPUTED_STYLE_MAP_ENTRY(border_left_style, BorderLeftStyle), COMPUTED_STYLE_MAP_ENTRY(border_left_width, BorderLeftWidth), //// COMPUTED_STYLE_MAP_ENTRY(border_right, BorderRight), COMPUTED_STYLE_MAP_ENTRY(border_right_color, BorderRightColor), COMPUTED_STYLE_MAP_ENTRY(border_right_style, BorderRightStyle), COMPUTED_STYLE_MAP_ENTRY(border_right_width, BorderRightWidth), COMPUTED_STYLE_MAP_ENTRY(border_spacing, BorderSpacing), //// COMPUTED_STYLE_MAP_ENTRY(border_style, BorderStyle), //// COMPUTED_STYLE_MAP_ENTRY(border_top, BorderTop), COMPUTED_STYLE_MAP_ENTRY(border_top_color, BorderTopColor), COMPUTED_STYLE_MAP_ENTRY(border_top_style, BorderTopStyle), COMPUTED_STYLE_MAP_ENTRY(border_top_width, BorderTopWidth), //// COMPUTED_STYLE_MAP_ENTRY(border_width, BorderWidth), COMPUTED_STYLE_MAP_ENTRY(bottom, Bottom), COMPUTED_STYLE_MAP_ENTRY(caption_side, CaptionSide), COMPUTED_STYLE_MAP_ENTRY(clear, Clear), COMPUTED_STYLE_MAP_ENTRY(clip, Clip), COMPUTED_STYLE_MAP_ENTRY(color, Color), COMPUTED_STYLE_MAP_ENTRY(content, Content), COMPUTED_STYLE_MAP_ENTRY(counter_increment, CounterIncrement), COMPUTED_STYLE_MAP_ENTRY(counter_reset, CounterReset), //// COMPUTED_STYLE_MAP_ENTRY(cue, Cue), // COMPUTED_STYLE_MAP_ENTRY(cue_after, CueAfter), // COMPUTED_STYLE_MAP_ENTRY(cue_before, CueBefore), COMPUTED_STYLE_MAP_ENTRY(cursor, Cursor), COMPUTED_STYLE_MAP_ENTRY(direction, Direction), COMPUTED_STYLE_MAP_ENTRY(display, Display), // COMPUTED_STYLE_MAP_ENTRY(elevation, Elevation), COMPUTED_STYLE_MAP_ENTRY(empty_cells, EmptyCells), COMPUTED_STYLE_MAP_ENTRY(float, CssFloat), //// COMPUTED_STYLE_MAP_ENTRY(font, Font), COMPUTED_STYLE_MAP_ENTRY(font_family, FontFamily), COMPUTED_STYLE_MAP_ENTRY(font_size, FontSize), COMPUTED_STYLE_MAP_ENTRY(font_size_adjust, FontSizeAdjust), // COMPUTED_STYLE_MAP_ENTRY(font_stretch, FontStretch), COMPUTED_STYLE_MAP_ENTRY(font_style, FontStyle), COMPUTED_STYLE_MAP_ENTRY(font_variant, FontVariant), COMPUTED_STYLE_MAP_ENTRY(font_weight, FontWeight), COMPUTED_STYLE_MAP_ENTRY(height, Height), COMPUTED_STYLE_MAP_ENTRY(left, Left), COMPUTED_STYLE_MAP_ENTRY(letter_spacing, LetterSpacing), COMPUTED_STYLE_MAP_ENTRY(line_height, LineHeight), //// COMPUTED_STYLE_MAP_ENTRY(list_style, ListStyle), COMPUTED_STYLE_MAP_ENTRY(list_style_image, ListStyleImage), COMPUTED_STYLE_MAP_ENTRY(list_style_position, ListStylePosition), COMPUTED_STYLE_MAP_ENTRY(list_style_type, ListStyleType), //// COMPUTED_STYLE_MAP_ENTRY(margin, Margin), COMPUTED_STYLE_MAP_ENTRY(margin_bottom, MarginBottomWidth), COMPUTED_STYLE_MAP_ENTRY(margin_left, MarginLeftWidth), COMPUTED_STYLE_MAP_ENTRY(margin_right, MarginRightWidth), COMPUTED_STYLE_MAP_ENTRY(margin_top, MarginTopWidth), COMPUTED_STYLE_MAP_ENTRY(marker_offset, MarkerOffset), // COMPUTED_STYLE_MAP_ENTRY(marks, Marks), COMPUTED_STYLE_MAP_ENTRY(max_height, MaxHeight), COMPUTED_STYLE_MAP_ENTRY(max_width, MaxWidth), COMPUTED_STYLE_MAP_ENTRY(min_height, MinHeight), COMPUTED_STYLE_MAP_ENTRY(min_width, MinWidth), COMPUTED_STYLE_MAP_ENTRY(ime_mode, IMEMode), COMPUTED_STYLE_MAP_ENTRY(opacity, Opacity), // COMPUTED_STYLE_MAP_ENTRY(orphans, Orphans), //// COMPUTED_STYLE_MAP_ENTRY(outline, Outline), COMPUTED_STYLE_MAP_ENTRY(outline_color, OutlineColor), COMPUTED_STYLE_MAP_ENTRY(outline_style, OutlineStyle), COMPUTED_STYLE_MAP_ENTRY(outline_width, OutlineWidth), COMPUTED_STYLE_MAP_ENTRY(outline_offset, OutlineOffset), COMPUTED_STYLE_MAP_ENTRY(overflow, Overflow), COMPUTED_STYLE_MAP_ENTRY(overflow_x, OverflowX), COMPUTED_STYLE_MAP_ENTRY(overflow_y, OverflowY), //// COMPUTED_STYLE_MAP_ENTRY(padding, Padding), COMPUTED_STYLE_MAP_ENTRY(padding_bottom, PaddingBottom), COMPUTED_STYLE_MAP_ENTRY(padding_left, PaddingLeft), COMPUTED_STYLE_MAP_ENTRY(padding_right, PaddingRight), COMPUTED_STYLE_MAP_ENTRY(padding_top, PaddingTop), // COMPUTED_STYLE_MAP_ENTRY(page, Page), COMPUTED_STYLE_MAP_ENTRY(page_break_after, PageBreakAfter), COMPUTED_STYLE_MAP_ENTRY(page_break_before, PageBreakBefore), // COMPUTED_STYLE_MAP_ENTRY(page_break_inside, PageBreakInside), //// COMPUTED_STYLE_MAP_ENTRY(pause, Pause), // COMPUTED_STYLE_MAP_ENTRY(pause_after, PauseAfter), // COMPUTED_STYLE_MAP_ENTRY(pause_before, PauseBefore), // COMPUTED_STYLE_MAP_ENTRY(pitch, Pitch), // COMPUTED_STYLE_MAP_ENTRY(pitch_range, PitchRange), COMPUTED_STYLE_MAP_ENTRY(position, Position), COMPUTED_STYLE_MAP_ENTRY(quotes, Quotes), // COMPUTED_STYLE_MAP_ENTRY(richness, Richness), COMPUTED_STYLE_MAP_ENTRY(right, Right), //// COMPUTED_STYLE_MAP_ENTRY(size, Size), // COMPUTED_STYLE_MAP_ENTRY(speak, Speak), // COMPUTED_STYLE_MAP_ENTRY(speak_header, SpeakHeader), // COMPUTED_STYLE_MAP_ENTRY(speak_numeral, SpeakNumeral), // COMPUTED_STYLE_MAP_ENTRY(speak_punctuation, SpeakPunctuation), // COMPUTED_STYLE_MAP_ENTRY(speech_rate, SpeechRate), // COMPUTED_STYLE_MAP_ENTRY(stress, Stress), COMPUTED_STYLE_MAP_ENTRY(table_layout, TableLayout), COMPUTED_STYLE_MAP_ENTRY(text_align, TextAlign), COMPUTED_STYLE_MAP_ENTRY(text_decoration, TextDecoration), COMPUTED_STYLE_MAP_ENTRY(text_indent, TextIndent), COMPUTED_STYLE_MAP_ENTRY(text_shadow, TextShadow), COMPUTED_STYLE_MAP_ENTRY(text_transform, TextTransform), COMPUTED_STYLE_MAP_ENTRY(top, Top), COMPUTED_STYLE_MAP_ENTRY(unicode_bidi, UnicodeBidi), COMPUTED_STYLE_MAP_ENTRY(vertical_align, VerticalAlign), COMPUTED_STYLE_MAP_ENTRY(visibility, Visibility), // COMPUTED_STYLE_MAP_ENTRY(voice_family, VoiceFamily), // COMPUTED_STYLE_MAP_ENTRY(volume, Volume), COMPUTED_STYLE_MAP_ENTRY(white_space, WhiteSpace), // COMPUTED_STYLE_MAP_ENTRY(widows, Widows), COMPUTED_STYLE_MAP_ENTRY(width, Width), COMPUTED_STYLE_MAP_ENTRY(word_spacing, WordSpacing), COMPUTED_STYLE_MAP_ENTRY(z_index, ZIndex), /* ******************************* *\ * Implementations of -moz- styles * \* ******************************* */ COMPUTED_STYLE_MAP_ENTRY(appearance, Appearance), COMPUTED_STYLE_MAP_ENTRY(_moz_background_clip, BackgroundClip), COMPUTED_STYLE_MAP_ENTRY(_moz_background_inline_policy, BackgroundInlinePolicy), COMPUTED_STYLE_MAP_ENTRY(_moz_background_origin, BackgroundOrigin), COMPUTED_STYLE_MAP_ENTRY(binding, Binding), COMPUTED_STYLE_MAP_ENTRY(border_bottom_colors, BorderBottomColors), COMPUTED_STYLE_MAP_ENTRY(border_image, BorderImage), COMPUTED_STYLE_MAP_ENTRY(border_left_colors, BorderLeftColors), COMPUTED_STYLE_MAP_ENTRY(border_right_colors, BorderRightColors), COMPUTED_STYLE_MAP_ENTRY(border_top_colors, BorderTopColors), COMPUTED_STYLE_MAP_ENTRY(_moz_border_radius_bottomLeft, BorderRadiusBottomLeft), COMPUTED_STYLE_MAP_ENTRY(_moz_border_radius_bottomRight,BorderRadiusBottomRight), COMPUTED_STYLE_MAP_ENTRY(_moz_border_radius_topLeft, BorderRadiusTopLeft), COMPUTED_STYLE_MAP_ENTRY(_moz_border_radius_topRight, BorderRadiusTopRight), COMPUTED_STYLE_MAP_ENTRY(box_align, BoxAlign), COMPUTED_STYLE_MAP_ENTRY(box_direction, BoxDirection), COMPUTED_STYLE_MAP_ENTRY(box_flex, BoxFlex), COMPUTED_STYLE_MAP_ENTRY(box_ordinal_group, BoxOrdinalGroup), COMPUTED_STYLE_MAP_ENTRY(box_orient, BoxOrient), COMPUTED_STYLE_MAP_ENTRY(box_pack, BoxPack), COMPUTED_STYLE_MAP_ENTRY(box_shadow, BoxShadow), COMPUTED_STYLE_MAP_ENTRY(box_sizing, BoxSizing), COMPUTED_STYLE_MAP_ENTRY(_moz_column_count, ColumnCount), COMPUTED_STYLE_MAP_ENTRY(_moz_column_width, ColumnWidth), COMPUTED_STYLE_MAP_ENTRY(_moz_column_gap, ColumnGap), //// COMPUTED_STYLE_MAP_ENTRY(_moz_column_rule, ColumnRule), COMPUTED_STYLE_MAP_ENTRY(_moz_column_rule_color, ColumnRuleColor), COMPUTED_STYLE_MAP_ENTRY(_moz_column_rule_width, ColumnRuleWidth), COMPUTED_STYLE_MAP_ENTRY(_moz_column_rule_style, ColumnRuleStyle), COMPUTED_STYLE_MAP_ENTRY(float_edge, FloatEdge), COMPUTED_STYLE_MAP_ENTRY(force_broken_image_icon, ForceBrokenImageIcon), COMPUTED_STYLE_MAP_ENTRY(image_region, ImageRegion), COMPUTED_STYLE_MAP_ENTRY(_moz_outline_radius_bottomLeft, OutlineRadiusBottomLeft), COMPUTED_STYLE_MAP_ENTRY(_moz_outline_radius_bottomRight,OutlineRadiusBottomRight), COMPUTED_STYLE_MAP_ENTRY(_moz_outline_radius_topLeft, OutlineRadiusTopLeft), COMPUTED_STYLE_MAP_ENTRY(_moz_outline_radius_topRight, OutlineRadiusTopRight), COMPUTED_STYLE_MAP_ENTRY(stack_sizing, StackSizing), COMPUTED_STYLE_MAP_ENTRY(_moz_transform, MozTransform), COMPUTED_STYLE_MAP_ENTRY(_moz_transform_origin, MozTransformOrigin), COMPUTED_STYLE_MAP_ENTRY(user_focus, UserFocus), COMPUTED_STYLE_MAP_ENTRY(user_input, UserInput), COMPUTED_STYLE_MAP_ENTRY(user_modify, UserModify), COMPUTED_STYLE_MAP_ENTRY(user_select, UserSelect), COMPUTED_STYLE_MAP_ENTRY(_moz_window_shadow, WindowShadow), COMPUTED_STYLE_MAP_ENTRY(word_wrap, WordWrap) #ifdef MOZ_SVG , COMPUTED_STYLE_MAP_ENTRY(clip_path, ClipPath), COMPUTED_STYLE_MAP_ENTRY(clip_rule, ClipRule), COMPUTED_STYLE_MAP_ENTRY(color_interpolation, ColorInterpolation), COMPUTED_STYLE_MAP_ENTRY(color_interpolation_filters, ColorInterpolationFilters), COMPUTED_STYLE_MAP_ENTRY(dominant_baseline, DominantBaseline), COMPUTED_STYLE_MAP_ENTRY(fill, Fill), COMPUTED_STYLE_MAP_ENTRY(fill_opacity, FillOpacity), COMPUTED_STYLE_MAP_ENTRY(fill_rule, FillRule), COMPUTED_STYLE_MAP_ENTRY(filter, Filter), COMPUTED_STYLE_MAP_ENTRY(flood_color, FloodColor), COMPUTED_STYLE_MAP_ENTRY(flood_opacity, FloodOpacity), COMPUTED_STYLE_MAP_ENTRY(lighting_color, LightingColor), COMPUTED_STYLE_MAP_ENTRY(mask, Mask), COMPUTED_STYLE_MAP_ENTRY(marker_end, MarkerEnd), COMPUTED_STYLE_MAP_ENTRY(marker_mid, MarkerMid), COMPUTED_STYLE_MAP_ENTRY(marker_start, MarkerStart), COMPUTED_STYLE_MAP_ENTRY(pointer_events, PointerEvents), COMPUTED_STYLE_MAP_ENTRY(shape_rendering, ShapeRendering), COMPUTED_STYLE_MAP_ENTRY(stop_color, StopColor), COMPUTED_STYLE_MAP_ENTRY(stop_opacity, StopOpacity), COMPUTED_STYLE_MAP_ENTRY(stroke, Stroke), COMPUTED_STYLE_MAP_ENTRY(stroke_dasharray, StrokeDasharray), COMPUTED_STYLE_MAP_ENTRY(stroke_dashoffset, StrokeDashoffset), COMPUTED_STYLE_MAP_ENTRY(stroke_linecap, StrokeLinecap), COMPUTED_STYLE_MAP_ENTRY(stroke_linejoin, StrokeLinejoin), COMPUTED_STYLE_MAP_ENTRY(stroke_miterlimit, StrokeMiterlimit), COMPUTED_STYLE_MAP_ENTRY(stroke_opacity, StrokeOpacity), COMPUTED_STYLE_MAP_ENTRY(stroke_width, StrokeWidth), COMPUTED_STYLE_MAP_ENTRY(text_anchor, TextAnchor), COMPUTED_STYLE_MAP_ENTRY(text_rendering, TextRendering) #endif }; *aLength = NS_ARRAY_LENGTH(map); return map; }