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author | Moonchild <moonchild@palemoon.org> | 2020-04-17 16:02:56 +0200 |
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committer | GitHub <noreply@github.com> | 2020-04-17 16:02:56 +0200 |
commit | d5102d6beafc2a2a0cec3cc3ee5f7ebde31ae7bf (patch) | |
tree | 2bfef192cbb748b675ce8308c242a376798e265d /dom/html/HTMLBodyElement.cpp | |
parent | 5caf99795aa81e1fc145b8e937b1ee8197ed2486 (diff) | |
parent | f35aa3e15fedf3cd4ad163d60ab74a9537ca5c82 (diff) | |
download | UXP-d5102d6beafc2a2a0cec3cc3ee5f7ebde31ae7bf.tar UXP-d5102d6beafc2a2a0cec3cc3ee5f7ebde31ae7bf.tar.gz UXP-d5102d6beafc2a2a0cec3cc3ee5f7ebde31ae7bf.tar.lz UXP-d5102d6beafc2a2a0cec3cc3ee5f7ebde31ae7bf.tar.xz UXP-d5102d6beafc2a2a0cec3cc3ee5f7ebde31ae7bf.zip |
Merge pull request #1518 from MoonchildProductions/shadowdom-merge
Incremental shadowdom-merge
Diffstat (limited to 'dom/html/HTMLBodyElement.cpp')
-rw-r--r-- | dom/html/HTMLBodyElement.cpp | 238 |
1 files changed, 35 insertions, 203 deletions
diff --git a/dom/html/HTMLBodyElement.cpp b/dom/html/HTMLBodyElement.cpp index 6230cb6ca..112d48dd1 100644 --- a/dom/html/HTMLBodyElement.cpp +++ b/dom/html/HTMLBodyElement.cpp @@ -27,180 +27,8 @@ namespace dom { //---------------------------------------------------------------------- -BodyRule::BodyRule(HTMLBodyElement* aPart) - : mPart(aPart) -{ -} - -BodyRule::~BodyRule() -{ -} - -NS_IMPL_ISUPPORTS(BodyRule, nsIStyleRule) - -/* virtual */ void -BodyRule::MapRuleInfoInto(nsRuleData* aData) -{ - if (!(aData->mSIDs & NS_STYLE_INHERIT_BIT(Margin)) || !mPart) - return; // We only care about margins. - - int32_t bodyMarginWidth = -1; - int32_t bodyMarginHeight = -1; - int32_t bodyTopMargin = -1; - int32_t bodyBottomMargin = -1; - int32_t bodyLeftMargin = -1; - int32_t bodyRightMargin = -1; - - // check the mode (fortunately, the ruleData has a presContext for us to use!) - NS_ASSERTION(aData->mPresContext, "null presContext in ruleNode was unexpected"); - nsCompatibility mode = aData->mPresContext->CompatibilityMode(); - - - const nsAttrValue* value; - if (mPart->GetAttrCount() > 0) { - // if marginwidth/marginheight are set, reflect them as 'margin' - value = mPart->GetParsedAttr(nsGkAtoms::marginwidth); - if (value && value->Type() == nsAttrValue::eInteger) { - bodyMarginWidth = value->GetIntegerValue(); - if (bodyMarginWidth < 0) bodyMarginWidth = 0; - nsCSSValue* marginLeft = aData->ValueForMarginLeft(); - if (marginLeft->GetUnit() == eCSSUnit_Null) - marginLeft->SetFloatValue((float)bodyMarginWidth, eCSSUnit_Pixel); - nsCSSValue* marginRight = aData->ValueForMarginRight(); - if (marginRight->GetUnit() == eCSSUnit_Null) - marginRight->SetFloatValue((float)bodyMarginWidth, eCSSUnit_Pixel); - } - - value = mPart->GetParsedAttr(nsGkAtoms::marginheight); - if (value && value->Type() == nsAttrValue::eInteger) { - bodyMarginHeight = value->GetIntegerValue(); - if (bodyMarginHeight < 0) bodyMarginHeight = 0; - nsCSSValue* marginTop = aData->ValueForMarginTop(); - if (marginTop->GetUnit() == eCSSUnit_Null) - marginTop->SetFloatValue((float)bodyMarginHeight, eCSSUnit_Pixel); - nsCSSValue* marginBottom = aData->ValueForMarginBottom(); - if (marginBottom->GetUnit() == eCSSUnit_Null) - marginBottom->SetFloatValue((float)bodyMarginHeight, eCSSUnit_Pixel); - } - - // topmargin (IE-attribute) - value = mPart->GetParsedAttr(nsGkAtoms::topmargin); - if (value && value->Type() == nsAttrValue::eInteger) { - bodyTopMargin = value->GetIntegerValue(); - if (bodyTopMargin < 0) bodyTopMargin = 0; - nsCSSValue* marginTop = aData->ValueForMarginTop(); - if (marginTop->GetUnit() == eCSSUnit_Null) - marginTop->SetFloatValue((float)bodyTopMargin, eCSSUnit_Pixel); - } - - // bottommargin (IE-attribute) - value = mPart->GetParsedAttr(nsGkAtoms::bottommargin); - if (value && value->Type() == nsAttrValue::eInteger) { - bodyBottomMargin = value->GetIntegerValue(); - if (bodyBottomMargin < 0) bodyBottomMargin = 0; - nsCSSValue* marginBottom = aData->ValueForMarginBottom(); - if (marginBottom->GetUnit() == eCSSUnit_Null) - marginBottom->SetFloatValue((float)bodyBottomMargin, eCSSUnit_Pixel); - } - - // leftmargin (IE-attribute) - value = mPart->GetParsedAttr(nsGkAtoms::leftmargin); - if (value && value->Type() == nsAttrValue::eInteger) { - bodyLeftMargin = value->GetIntegerValue(); - if (bodyLeftMargin < 0) bodyLeftMargin = 0; - nsCSSValue* marginLeft = aData->ValueForMarginLeft(); - if (marginLeft->GetUnit() == eCSSUnit_Null) - marginLeft->SetFloatValue((float)bodyLeftMargin, eCSSUnit_Pixel); - } - - // rightmargin (IE-attribute) - value = mPart->GetParsedAttr(nsGkAtoms::rightmargin); - if (value && value->Type() == nsAttrValue::eInteger) { - bodyRightMargin = value->GetIntegerValue(); - if (bodyRightMargin < 0) bodyRightMargin = 0; - nsCSSValue* marginRight = aData->ValueForMarginRight(); - if (marginRight->GetUnit() == eCSSUnit_Null) - marginRight->SetFloatValue((float)bodyRightMargin, eCSSUnit_Pixel); - } - - } - - // if marginwidth or marginheight is set in the <frame> and not set in the <body> - // reflect them as margin in the <body> - if (bodyMarginWidth == -1 || bodyMarginHeight == -1) { - nsCOMPtr<nsIDocShell> docShell(aData->mPresContext->GetDocShell()); - if (docShell) { - nscoord frameMarginWidth=-1; // default value - nscoord frameMarginHeight=-1; // default value - docShell->GetMarginWidth(&frameMarginWidth); // -1 indicates not set - docShell->GetMarginHeight(&frameMarginHeight); - if ((frameMarginWidth >= 0) && (bodyMarginWidth == -1)) { // set in <frame> & not in <body> - if (eCompatibility_NavQuirks == mode) { - if ((bodyMarginHeight == -1) && (0 > frameMarginHeight)) // nav quirk - frameMarginHeight = 0; - } - } - if ((frameMarginHeight >= 0) && (bodyMarginHeight == -1)) { // set in <frame> & not in <body> - if (eCompatibility_NavQuirks == mode) { - if ((bodyMarginWidth == -1) && (0 > frameMarginWidth)) // nav quirk - frameMarginWidth = 0; - } - } - - if ((bodyMarginWidth == -1) && (frameMarginWidth >= 0)) { - nsCSSValue* marginLeft = aData->ValueForMarginLeft(); - if (marginLeft->GetUnit() == eCSSUnit_Null) - marginLeft->SetFloatValue((float)frameMarginWidth, eCSSUnit_Pixel); - nsCSSValue* marginRight = aData->ValueForMarginRight(); - if (marginRight->GetUnit() == eCSSUnit_Null) - marginRight->SetFloatValue((float)frameMarginWidth, eCSSUnit_Pixel); - } - - if ((bodyMarginHeight == -1) && (frameMarginHeight >= 0)) { - nsCSSValue* marginTop = aData->ValueForMarginTop(); - if (marginTop->GetUnit() == eCSSUnit_Null) - marginTop->SetFloatValue((float)frameMarginHeight, eCSSUnit_Pixel); - nsCSSValue* marginBottom = aData->ValueForMarginBottom(); - if (marginBottom->GetUnit() == eCSSUnit_Null) - marginBottom->SetFloatValue((float)frameMarginHeight, eCSSUnit_Pixel); - } - } - } -} - -/* virtual */ bool -BodyRule::MightMapInheritedStyleData() -{ - return false; -} - -/* virtual */ bool -BodyRule::GetDiscretelyAnimatedCSSValue(nsCSSPropertyID aProperty, - nsCSSValue* aValue) -{ - MOZ_ASSERT(false, "GetDiscretelyAnimatedCSSValue is not implemented yet"); - return false; -} - -#ifdef DEBUG -/* virtual */ void -BodyRule::List(FILE* out, int32_t aIndent) const -{ - nsAutoCString indent; - for (int32_t index = aIndent; --index >= 0; ) { - indent.AppendLiteral(" "); - } - fprintf_stderr(out, "%s[body rule] {}\n", indent.get()); -} -#endif - -//---------------------------------------------------------------------- - HTMLBodyElement::~HTMLBodyElement() { - if (mContentStyleRule) { - mContentStyleRule->mPart = nullptr; - } } JSObject* @@ -348,17 +176,6 @@ HTMLBodyElement::ParseAttribute(int32_t aNamespaceID, } void -HTMLBodyElement::UnbindFromTree(bool aDeep, bool aNullParent) -{ - if (mContentStyleRule) { - mContentStyleRule->mPart = nullptr; - mContentStyleRule = nullptr; - } - - nsGenericHTMLElement::UnbindFromTree(aDeep, aNullParent); -} - -void HTMLBodyElement::MapAttributesIntoRule(const nsMappedAttributes* aAttributes, nsRuleData* aData) { @@ -413,22 +230,6 @@ HTMLBodyElement::GetAttributeMappingFunction() const return &MapAttributesIntoRule; } -NS_IMETHODIMP -HTMLBodyElement::WalkContentStyleRules(nsRuleWalker* aRuleWalker) -{ - nsGenericHTMLElement::WalkContentStyleRules(aRuleWalker); - - if (!mContentStyleRule && IsInUncomposedDoc()) { - // XXXbz should this use OwnerDoc() or GetComposedDoc()? - // sXBL/XBL2 issue! - mContentStyleRule = new BodyRule(this); - } - if (aRuleWalker && mContentStyleRule) { - aRuleWalker->Forward(mContentStyleRule); - } - return NS_OK; -} - NS_IMETHODIMP_(bool) HTMLBodyElement::IsAttributeMapped(const nsIAtom* aAttribute) const { @@ -437,12 +238,12 @@ HTMLBodyElement::IsAttributeMapped(const nsIAtom* aAttribute) const { &nsGkAtoms::vlink }, { &nsGkAtoms::alink }, { &nsGkAtoms::text }, - // These aren't mapped through attribute mapping, but they are - // mapped through a style rule, so it is attribute dependent style. - // XXXldb But we don't actually replace the body rule when we have - // dynamic changes... { &nsGkAtoms::marginwidth }, { &nsGkAtoms::marginheight }, + { &nsGkAtoms::topmargin }, + { &nsGkAtoms::rightmargin }, + { &nsGkAtoms::bottommargin }, + { &nsGkAtoms::leftmargin }, { nullptr }, }; @@ -491,6 +292,37 @@ HTMLBodyElement::IsEventAttributeName(nsIAtom *aName) EventNameType_HTMLBodyOrFramesetOnly); } +nsresult +HTMLBodyElement::BindToTree(nsIDocument* aDocument, nsIContent* aParent, + nsIContent* aBindingParent, + bool aCompileEventHandlers) +{ + nsresult rv = nsGenericHTMLElement::BindToTree(aDocument, aParent, + aBindingParent, + aCompileEventHandlers); + NS_ENSURE_SUCCESS(rv, rv); + return mAttrsAndChildren.ForceMapped(this, OwnerDoc()); +} + +nsresult +HTMLBodyElement::AfterSetAttr(int32_t aNameSpaceID, nsIAtom* aName, + const nsAttrValue* aValue, + const nsAttrValue* aOldValue, bool aNotify) +{ + nsresult rv = nsGenericHTMLElement::AfterSetAttr(aNameSpaceID, + aName, aValue, aOldValue, + aNotify); + NS_ENSURE_SUCCESS(rv, rv); + // if the last mapped attribute was removed, don't clear the + // nsMappedAttributes, our style can still depend on the containing frame element + if (!aValue && IsAttributeMapped(aName)) { + nsresult rv = mAttrsAndChildren.ForceMapped(this, OwnerDoc()); + NS_ENSURE_SUCCESS(rv, rv); + } + + return NS_OK; +} + #define EVENT(name_, id_, type_, struct_) /* nothing; handled by the superclass */ // nsGenericHTMLElement::GetOnError returns // already_AddRefed<EventHandlerNonNull> while other getters return |