mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
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106 lines
2.7 KiB
C++
106 lines
2.7 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/AutoTimelineMarker.h"
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#include "MainThreadUtils.h"
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#include "nsDocShell.h"
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#include "mozilla/Move.h"
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namespace mozilla {
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bool
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AutoTimelineMarker::DocShellIsRecording(nsDocShell& aDocShell)
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{
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bool isRecording = false;
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if (nsDocShell::gProfileTimelineRecordingsCount > 0) {
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aDocShell.GetRecordProfileTimelineMarkers(&isRecording);
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}
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return isRecording;
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}
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AutoTimelineMarker::AutoTimelineMarker(nsIDocShell* aDocShell, const char* aName
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MOZ_GUARD_OBJECT_NOTIFIER_PARAM_IN_IMPL)
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: mDocShell(nullptr)
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, mName(aName)
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{
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MOZ_GUARD_OBJECT_NOTIFIER_INIT;
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MOZ_ASSERT(NS_IsMainThread());
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nsDocShell* docShell = static_cast<nsDocShell*>(aDocShell);
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if (docShell && DocShellIsRecording(*docShell)) {
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mDocShell = docShell;
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mDocShell->AddProfileTimelineMarker(mName, TRACING_INTERVAL_START);
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}
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}
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AutoTimelineMarker::~AutoTimelineMarker()
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{
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if (mDocShell) {
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mDocShell->AddProfileTimelineMarker(mName, TRACING_INTERVAL_END);
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}
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}
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void
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AutoGlobalTimelineMarker::PopulateDocShells()
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{
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const LinkedList<nsDocShell::ObservedDocShell>& docShells =
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nsDocShell::GetObservedDocShells();
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MOZ_ASSERT(!docShells.isEmpty());
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for (const nsDocShell::ObservedDocShell* ds = docShells.getFirst();
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ds;
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ds = ds->getNext()) {
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mOk = mDocShells.append(**ds);
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if (!mOk) {
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return;
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}
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}
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}
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AutoGlobalTimelineMarker::AutoGlobalTimelineMarker(const char* aName
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MOZ_GUARD_OBJECT_NOTIFIER_PARAM_IN_IMPL)
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: mOk(true)
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, mDocShells()
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, mName(aName)
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{
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MOZ_GUARD_OBJECT_NOTIFIER_INIT;
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MOZ_ASSERT(NS_IsMainThread());
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if (nsDocShell::gProfileTimelineRecordingsCount == 0) {
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return;
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}
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PopulateDocShells();
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if (!mOk) {
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// If we don't successfully populate our vector with *all* docshells being
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// observed, don't add markers to *any* of them.
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return;
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}
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for (Vector<nsRefPtr<nsDocShell>>::Range range = mDocShells.all();
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!range.empty();
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range.popFront()) {
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range.front()->AddProfileTimelineMarker(mName, TRACING_INTERVAL_START);
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}
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}
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AutoGlobalTimelineMarker::~AutoGlobalTimelineMarker()
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{
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if (!mOk) {
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return;
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}
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for (Vector<nsRefPtr<nsDocShell>>::Range range = mDocShells.all();
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!range.empty();
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range.popFront()) {
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range.front()->AddProfileTimelineMarker(mName, TRACING_INTERVAL_END);
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}
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}
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} // namespace mozilla
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