gecko-dev/dom/ipc/ProcessHangMonitor.h

82 lines
1.8 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_ProcessHangMonitor_h
#define mozilla_ProcessHangMonitor_h
#include "mozilla/Atomics.h"
#include "nsIObserver.h"
class nsITabChild;
class MessageLoop;
namespace base {
class Thread;
} // namespace base
namespace mozilla {
namespace dom {
class ContentParent;
class TabParent;
} // namespace dom
class PProcessHangMonitorParent;
class ProcessHangMonitor final
: public nsIObserver
{
private:
ProcessHangMonitor();
virtual ~ProcessHangMonitor();
public:
static ProcessHangMonitor* Get() { return sInstance; }
static ProcessHangMonitor* GetOrCreate();
NS_DECL_ISUPPORTS
NS_DECL_NSIOBSERVER
static void AddProcess(dom::ContentParent* aContentParent);
static void RemoveProcess(PProcessHangMonitorParent* aParent);
static void ClearHang();
static void ForcePaint(PProcessHangMonitorParent* aParent,
dom::TabParent* aTab,
uint64_t aLayerObserverEpoch);
enum SlowScriptAction {
Continue,
Terminate,
StartDebugger
};
SlowScriptAction NotifySlowScript(nsITabChild* aTabChild,
const char* aFileName,
unsigned aLineNo);
void NotifyPluginHang(uint32_t aPluginId);
bool IsDebuggerStartupComplete();
void InitiateCPOWTimeout();
bool ShouldTimeOutCPOWs();
MessageLoop* MonitorLoop();
private:
static ProcessHangMonitor* sInstance;
Atomic<bool> mCPOWTimeout;
base::Thread* mThread;
};
} // namespace mozilla
#endif // mozilla_ProcessHangMonitor_h