gecko-dev/docshell/base/timeline/ObservedDocShell.h
2016-03-09 19:19:47 -05:00

53 lines
1.5 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/. */
#ifndef mozilla_ObservedDocShell_h_
#define mozilla_ObservedDocShell_h_
#include "MarkersStorage.h"
#include "mozilla/RefPtr.h"
#include "mozilla/UniquePtr.h"
#include "nsTArray.h"
class nsIDocShell;
namespace mozilla {
class AbstractTimelineMarker;
namespace dom {
struct ProfileTimelineMarker;
}
// # ObservedDocShell
//
// A wrapper around a docshell for which docshell-specific markers are
// allowed to exist. See TimelineConsumers for register/unregister logic.
class ObservedDocShell : public MarkersStorage
{
private:
RefPtr<nsIDocShell> mDocShell;
// Main thread only.
nsTArray<UniquePtr<AbstractTimelineMarker>> mTimelineMarkers;
bool mPopping;
// Off the main thread only.
nsTArray<UniquePtr<AbstractTimelineMarker>> mOffTheMainThreadTimelineMarkers;
public:
explicit ObservedDocShell(nsIDocShell* aDocShell);
nsIDocShell* operator*() const { return mDocShell.get(); }
void AddMarker(UniquePtr<AbstractTimelineMarker>&& aMarker) override;
void AddOTMTMarker(UniquePtr<AbstractTimelineMarker>&& aMarker) override;
void ClearMarkers() override;
void PopMarkers(JSContext* aCx, nsTArray<dom::ProfileTimelineMarker>& aStore) override;
};
} // namespace mozilla
#endif /* mozilla_ObservedDocShell_h_ */