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Issue #2486 - Part 1: Initial plumbing and CSSOM support for cascade layers
This commit is contained in:
FranklinDM
roytam1
parent
d0e568577f
commit
cac56b8e77
16 changed files with 416 additions and 4 deletions
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@ -36,6 +36,8 @@
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#include "mozilla/dom/CSSNamespaceRuleBinding.h"
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#include "mozilla/dom/CSSImportRuleBinding.h"
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#include "mozilla/dom/CSSMediaRuleBinding.h"
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#include "mozilla/dom/CSSLayerBlockRuleBinding.h"
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#include "mozilla/dom/CSSLayerStatementRuleBinding.h"
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#include "mozilla/dom/CSSSupportsRuleBinding.h"
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#include "mozilla/dom/CSSMozDocumentRuleBinding.h"
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#include "mozilla/dom/CSSPageRuleBinding.h"
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@ -247,10 +249,12 @@ GroupRuleRuleList::IndexedGetter(uint32_t aIndex, bool& aFound)
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//
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ImportRule::ImportRule(nsMediaList* aMedia, const nsString& aURLSpec,
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const nsString& aLayerName,
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uint32_t aLineNumber, uint32_t aColumnNumber)
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: Rule(aLineNumber, aColumnNumber)
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, mURLSpec(aURLSpec)
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, mMedia(aMedia)
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, mLayerName(aLayerName)
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{
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MOZ_ASSERT(aMedia);
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// XXXbz This is really silly.... the mMedia here will be replaced
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@ -259,8 +263,9 @@ ImportRule::ImportRule(nsMediaList* aMedia, const nsString& aURLSpec,
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}
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ImportRule::ImportRule(const ImportRule& aCopy)
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: Rule(aCopy),
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mURLSpec(aCopy.mURLSpec)
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: Rule(aCopy)
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, mURLSpec(aCopy.mURLSpec)
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, mLayerName(aCopy.mLayerName)
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{
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// Whether or not an @import rule has a null sheet is a permanent
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// property of that @import rule, since it is null only if the target
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@ -412,6 +417,13 @@ ImportRule::GetStyleSheet(nsIDOMCSSStyleSheet * *aStyleSheet)
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return NS_OK;
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}
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NS_IMETHODIMP
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ImportRule::GetLayerName(nsAString & aLayerName)
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{
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aLayerName = mLayerName;
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return NS_OK;
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}
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/* virtual */ size_t
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ImportRule::SizeOfIncludingThis(MallocSizeOf aMallocSizeOf) const
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{
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@ -3351,3 +3363,230 @@ nsCSSCounterStyleRule::WrapObject(JSContext* aCx,
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{
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return CSSCounterStyleRuleBinding::Wrap(aCx, this, aGivenProto);
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}
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namespace mozilla {
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// -------------------------------------------
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// LayerStatementRule
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//
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CSSLayerStatementRule::CSSLayerStatementRule(
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const nsTArray<nsString>& aNameList,
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uint32_t aLineNumber, uint32_t aColumnNumber)
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: Rule(aLineNumber, aColumnNumber)
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, mNameList(aNameList)
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{
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}
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CSSLayerStatementRule::CSSLayerStatementRule(const CSSLayerStatementRule& aCopy)
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: Rule(aCopy)
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, mNameList(aCopy.mNameList)
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{
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}
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CSSLayerStatementRule::~CSSLayerStatementRule()
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{
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}
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NS_IMPL_ADDREF_INHERITED(CSSLayerStatementRule, Rule)
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NS_IMPL_RELEASE_INHERITED(CSSLayerStatementRule, Rule)
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bool
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CSSLayerStatementRule::IsCCLeaf() const
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{
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// We're not a leaf.
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return false;
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}
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// QueryInterface implementation for CSSLayerStatementRule
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NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION_INHERITED(CSSLayerStatementRule)
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NS_INTERFACE_MAP_ENTRY(nsIDOMCSSLayerStatementRule)
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NS_INTERFACE_MAP_END_INHERITING(Rule)
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NS_IMPL_CYCLE_COLLECTION_CLASS(CSSLayerStatementRule)
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NS_IMPL_CYCLE_COLLECTION_UNLINK_BEGIN(CSSLayerStatementRule)
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tmp->mNameList.Clear();
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NS_IMPL_CYCLE_COLLECTION_UNLINK_END
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NS_IMPL_CYCLE_COLLECTION_TRAVERSE_BEGIN_INHERITED(CSSLayerStatementRule, mozilla::css::Rule)
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NS_IMPL_CYCLE_COLLECTION_TRAVERSE_END
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#ifdef DEBUG
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/* virtual */ void
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CSSLayerStatementRule::List(FILE* out, int32_t aIndent) const
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{
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// TODO
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}
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#endif
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/* virtual */ int32_t
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CSSLayerStatementRule::GetType() const
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{
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return Rule::LAYER_STATEMENT_RULE;
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}
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/* virtual */ already_AddRefed<Rule>
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CSSLayerStatementRule::Clone() const
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{
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RefPtr<Rule> clone = new CSSLayerStatementRule(*this);
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return clone.forget();
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}
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uint16_t
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CSSLayerStatementRule::Type() const
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{
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return nsIDOMCSSRule::LAYER_STATEMENT_RULE;
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}
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void
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CSSLayerStatementRule::GetCssTextImpl(nsAString& aCssText) const
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{
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aCssText.AssignLiteral("@layer ");
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for (uint32_t i = 0, i_end = mNameList.Length(); i != i_end; ++i) {
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aCssText.Append(mNameList[i]);
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aCssText.Append(',');
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if (i != i_end - 1) {
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aCssText.Append(' ');
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}
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}
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aCssText.Append(';');
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}
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void
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CSSLayerStatementRule::GetNameList(nsTArray<nsString>& aResult)
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{
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aResult = mNameList;
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}
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/* virtual */ size_t
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CSSLayerStatementRule::SizeOfIncludingThis(MallocSizeOf aMallocSizeOf) const
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{
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return aMallocSizeOf(this);
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}
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/* virtual */ JSObject*
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CSSLayerStatementRule::WrapObject(JSContext* aCx,
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JS::Handle<JSObject*> aGivenProto)
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{
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return CSSLayerStatementRuleBinding::Wrap(aCx, this, aGivenProto);
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}
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// -------------------------------------------
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// LayerBlockRule
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//
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CSSLayerBlockRule::CSSLayerBlockRule(const nsString& aName,
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uint32_t aLineNumber, uint32_t aColumnNumber)
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: css::GroupRule(aLineNumber, aColumnNumber)
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, mName(aName)
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{
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}
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CSSLayerBlockRule::~CSSLayerBlockRule()
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{
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}
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CSSLayerBlockRule::CSSLayerBlockRule(const CSSLayerBlockRule& aCopy)
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: css::GroupRule(aCopy)
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, mName(aCopy.mName)
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{
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}
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#ifdef DEBUG
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/* virtual */ void
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CSSLayerBlockRule::List(FILE* out, int32_t aIndent) const
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{
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// TODO
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}
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#endif
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/* virtual */ int32_t
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CSSLayerBlockRule::GetType() const
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{
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return Rule::LAYER_BLOCK_RULE;
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}
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/* virtual */ already_AddRefed<mozilla::css::Rule>
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CSSLayerBlockRule::Clone() const
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{
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RefPtr<css::Rule> clone = new CSSLayerBlockRule(*this);
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return clone.forget();
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}
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/* virtual */ bool
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CSSLayerBlockRule::UseForPresentation(nsPresContext* aPresContext,
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nsMediaQueryResultCacheKey& aKey)
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{
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// This will never be reached.
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return true;
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}
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NS_IMPL_ADDREF_INHERITED(CSSLayerBlockRule, css::GroupRule)
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NS_IMPL_RELEASE_INHERITED(CSSLayerBlockRule, css::GroupRule)
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// QueryInterface implementation for CSSLayerBlockRule
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NS_INTERFACE_MAP_BEGIN(CSSLayerBlockRule)
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NS_INTERFACE_MAP_ENTRY(nsIDOMCSSGroupingRule)
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NS_INTERFACE_MAP_ENTRY(nsIDOMCSSLayerBlockRule)
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NS_INTERFACE_MAP_END_INHERITING(GroupRule)
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uint16_t
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CSSLayerBlockRule::Type() const
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{
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return nsIDOMCSSRule::LAYER_BLOCK_RULE;
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}
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void
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CSSLayerBlockRule::GetCssTextImpl(nsAString& aCssText) const
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{
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aCssText.AssignLiteral("@layer ");
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aCssText.Append(mName);
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css::GroupRule::AppendRulesToCssText(aCssText);
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}
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// nsIDOMCSSGroupingRule methods
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NS_IMETHODIMP
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CSSLayerBlockRule::GetCssRules(nsIDOMCSSRuleList* *aRuleList)
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{
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return css::GroupRule::GetCssRules(aRuleList);
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}
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NS_IMETHODIMP
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CSSLayerBlockRule::InsertRule(const nsAString & aRule, uint32_t aIndex, uint32_t* _retval)
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{
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return css::GroupRule::InsertRule(aRule, aIndex, _retval);
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}
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NS_IMETHODIMP
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CSSLayerBlockRule::DeleteRule(uint32_t aIndex)
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{
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return css::GroupRule::DeleteRule(aIndex);
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}
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// nsIDOMCSSLayerBlockRule methods
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NS_IMETHODIMP
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CSSLayerBlockRule::GetName(nsAString& aConditionText)
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{
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aConditionText.Assign(mName);
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return NS_OK;
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}
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/* virtual */ size_t
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CSSLayerBlockRule::SizeOfIncludingThis(MallocSizeOf aMallocSizeOf) const
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{
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size_t n = aMallocSizeOf(this);
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n += css::GroupRule::SizeOfExcludingThis(aMallocSizeOf);
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n += mName.SizeOfExcludingThisIfUnshared(aMallocSizeOf);
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return n;
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}
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/* virtual */ JSObject*
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CSSLayerBlockRule::WrapObject(JSContext* aCx,
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JS::Handle<JSObject*> aGivenProto)
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{
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return CSSLayerBlockRuleBinding::Wrap(aCx, this, aGivenProto);
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}
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} // namespace mozilla
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