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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/base/DocGroup.cpp | |
parent | 5caf99795aa81e1fc145b8e937b1ee8197ed2486 (diff) | |
parent | f35aa3e15fedf3cd4ad163d60ab74a9537ca5c82 (diff) | |
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Merge pull request #1518 from MoonchildProductions/shadowdom-merge
Incremental shadowdom-merge
Diffstat (limited to 'dom/base/DocGroup.cpp')
-rw-r--r-- | dom/base/DocGroup.cpp | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/dom/base/DocGroup.cpp b/dom/base/DocGroup.cpp index 30c058f0c..5d7db1fb6 100644 --- a/dom/base/DocGroup.cpp +++ b/dom/base/DocGroup.cpp @@ -1,3 +1,7 @@ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this file, + * You can obtain one at http://mozilla.org/MPL/2.0/. */ + #include "mozilla/dom/DocGroup.h" #include "mozilla/dom/TabGroup.h" #include "mozilla/Telemetry.h" @@ -6,10 +10,14 @@ #include "mozilla/StaticPtr.h" #include "mozilla/ClearOnShutdown.h" #include "nsIDocShell.h" +#include "nsDOMMutationObserver.h" +#include "nsNetCID.h" namespace mozilla { namespace dom { +AutoTArray<RefPtr<DocGroup>, 2>* DocGroup::sPendingDocGroups = nullptr; + /* static */ void DocGroup::GetKey(nsIPrincipal* aPrincipal, nsACString& aKey) { @@ -54,5 +62,23 @@ DocGroup::~DocGroup() NS_IMPL_ISUPPORTS(DocGroup, nsISupports) +void +DocGroup::SignalSlotChange(const HTMLSlotElement* aSlot) +{ + if (mSignalSlotList.Contains(aSlot)) { + return; + } + + mSignalSlotList.AppendElement(const_cast<HTMLSlotElement*>(aSlot)); + + if (!sPendingDocGroups) { + // Queue a mutation observer compound microtask. + nsDOMMutationObserver::QueueMutationObserverMicroTask(); + sPendingDocGroups = new AutoTArray<RefPtr<DocGroup>, 2>; + } + + sPendingDocGroups->AppendElement(this); +} + } } |