зеркало из https://github.com/mozilla/gecko-dev.git
149 строки
4.4 KiB
C++
149 строки
4.4 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "mozilla/TimelineConsumers.h"
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namespace mozilla {
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unsigned long TimelineConsumers::sActiveConsumers = 0;
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LinkedList<ObservedDocShell>* TimelineConsumers::sObservedDocShells = nullptr;
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LinkedList<ObservedDocShell>&
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TimelineConsumers::GetOrCreateObservedDocShellsList()
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{
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if (!sObservedDocShells) {
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sObservedDocShells = new LinkedList<ObservedDocShell>();
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}
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return *sObservedDocShells;
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}
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void
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TimelineConsumers::AddConsumer(nsDocShell* aDocShell)
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{
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UniquePtr<ObservedDocShell>& observed = aDocShell->mObserved;
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MOZ_ASSERT(!observed);
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sActiveConsumers++;
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observed.reset(new ObservedDocShell(aDocShell));
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GetOrCreateObservedDocShellsList().insertFront(observed.get());
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}
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void
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TimelineConsumers::RemoveConsumer(nsDocShell* aDocShell)
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{
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UniquePtr<ObservedDocShell>& observed = aDocShell->mObserved;
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MOZ_ASSERT(observed);
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sActiveConsumers--;
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observed.get()->ClearMarkers();
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observed.get()->remove();
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observed.reset(nullptr);
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}
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bool
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TimelineConsumers::IsEmpty()
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{
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return sActiveConsumers == 0;
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}
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bool
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TimelineConsumers::GetKnownDocShells(Vector<nsRefPtr<nsDocShell>>& aStore)
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{
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const LinkedList<ObservedDocShell>& docShells = GetOrCreateObservedDocShellsList();
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for (const ObservedDocShell* rds = docShells.getFirst();
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rds != nullptr;
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rds = rds->getNext()) {
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if (!aStore.append(**rds)) {
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return false;
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}
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}
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return true;
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}
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void
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TimelineConsumers::AddMarkerForDocShell(nsDocShell* aDocShell,
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const char* aName,
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TracingMetadata aMetaData)
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{
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if (aDocShell->IsObserved()) {
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aDocShell->mObserved->AddMarker(Move(MakeUnique<TimelineMarker>(aDocShell, aName, aMetaData)));
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}
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}
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void
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TimelineConsumers::AddMarkerForDocShell(nsDocShell* aDocShell,
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const char* aName,
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const TimeStamp& aTime,
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TracingMetadata aMetaData)
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{
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if (aDocShell->IsObserved()) {
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aDocShell->mObserved->AddMarker(Move(MakeUnique<TimelineMarker>(aDocShell, aName, aTime, aMetaData)));
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}
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}
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void
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TimelineConsumers::AddMarkerForDocShell(nsDocShell* aDocShell,
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UniquePtr<TimelineMarker>&& aMarker)
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{
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if (aDocShell->IsObserved()) {
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aDocShell->mObserved->AddMarker(Move(aMarker));
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}
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}
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void
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TimelineConsumers::AddMarkerForDocShell(nsIDocShell* aDocShell,
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const char* aName,
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TracingMetadata aMetaData)
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{
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AddMarkerForDocShell(static_cast<nsDocShell*>(aDocShell), aName, aMetaData);
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}
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void
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TimelineConsumers::AddMarkerForDocShell(nsIDocShell* aDocShell,
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const char* aName,
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const TimeStamp& aTime,
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TracingMetadata aMetaData)
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{
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AddMarkerForDocShell(static_cast<nsDocShell*>(aDocShell), aName, aTime, aMetaData);
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}
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void
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TimelineConsumers::AddMarkerForDocShell(nsIDocShell* aDocShell,
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UniquePtr<TimelineMarker>&& aMarker)
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{
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AddMarkerForDocShell(static_cast<nsDocShell*>(aDocShell), Move(aMarker));
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}
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void
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TimelineConsumers::AddMarkerForDocShellsList(Vector<nsRefPtr<nsDocShell>>& aDocShells,
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const char* aName,
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TracingMetadata aMetaData)
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{
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for (Vector<nsRefPtr<nsDocShell>>::Range range = aDocShells.all();
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!range.empty();
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range.popFront()) {
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AddMarkerForDocShell(range.front(), aName, aMetaData);
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}
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}
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void
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TimelineConsumers::AddMarkerForAllObservedDocShells(const char* aName,
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TracingMetadata aMetaData)
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{
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Vector<nsRefPtr<nsDocShell>> docShells;
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if (!GetKnownDocShells(docShells)) {
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// If we don't successfully populate our vector with *all* docshells being
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// observed, don't add the marker to *any* of them.
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return;
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}
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AddMarkerForDocShellsList(docShells, aName, aMetaData);
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}
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} // namespace mozilla
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