gecko-dev/dom/base/DocGroup.cpp

87 строки
2.3 KiB
C++

/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* 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"
#include "nsIDocShell.h"
namespace mozilla {
namespace dom {
/* static */ nsresult
DocGroup::GetKey(nsIPrincipal* aPrincipal, nsACString& aKey)
{
// Use GetBaseDomain() to handle things like file URIs, IP address URIs,
// etc. correctly.
nsresult rv = aPrincipal->GetBaseDomain(aKey);
if (NS_FAILED(rv)) {
// We don't really know what to do here. But we should be conservative,
// otherwise it would be possible to reorder two events incorrectly in the
// future if we interrupt at the DocGroup level, so to be safe, use an
// empty string to classify all such documents as belonging to the same
// DocGroup.
aKey.Truncate();
}
return rv;
}
void
DocGroup::RemoveDocument(nsIDocument* aDocument)
{
MOZ_ASSERT(NS_IsMainThread());
MOZ_ASSERT(mDocuments.Contains(aDocument));
mDocuments.RemoveElement(aDocument);
}
DocGroup::DocGroup(TabGroup* aTabGroup, const nsACString& aKey)
: mKey(aKey), mTabGroup(aTabGroup)
{
// This method does not add itself to mTabGroup->mDocGroups as the caller does it for us.
}
DocGroup::~DocGroup()
{
MOZ_ASSERT(mDocuments.IsEmpty());
if (!NS_IsMainThread()) {
nsIEventTarget* target = EventTargetFor(TaskCategory::Other);
NS_ProxyRelease(target, mReactionsStack.forget());
}
mTabGroup->mDocGroups.RemoveEntry(mKey);
}
nsresult
DocGroup::Dispatch(const char* aName,
TaskCategory aCategory,
already_AddRefed<nsIRunnable>&& aRunnable)
{
return mTabGroup->Dispatch(aName, aCategory, Move(aRunnable));
}
nsISerialEventTarget*
DocGroup::EventTargetFor(TaskCategory aCategory) const
{
return mTabGroup->EventTargetFor(aCategory);
}
AbstractThread*
DocGroup::AbstractMainThreadFor(TaskCategory aCategory)
{
MOZ_RELEASE_ASSERT(NS_IsMainThread());
return mTabGroup->AbstractMainThreadFor(aCategory);
}
bool*
DocGroup::GetValidAccessPtr()
{
return mTabGroup->GetValidAccessPtr();
}
}
}