gecko-dev/dom/workers/WorkerDebuggerManager.h
Tarek Ziadé 255bc818dc Bug 1443443 - Extend PContent to retrieve Performance Counters in the parent process - r=baku
Adds the IPDL layer to asynchronously retrieve in the parent process the performance counters.

MozReview-Commit-ID: RbKstNx8pi

--HG--
extra : rebase_source : d7c00f2ef16623dbbd88ede0f6636ca56501e151
2018-03-20 20:07:41 +01:00

131 lines
2.9 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_dom_workers_workerdebuggermanager_h
#define mozilla_dom_workers_workerdebuggermanager_h
#include "mozilla/dom/WorkerCommon.h"
#include "nsIObserver.h"
#include "nsIWorkerDebuggerManager.h"
#include "nsServiceManagerUtils.h"
#include "nsTArray.h"
#include "nsThreadUtils.h"
#define WORKERDEBUGGERMANAGER_CID \
{ 0x62ec8731, 0x55ad, 0x4246, \
{ 0xb2, 0xea, 0xf2, 0x6c, 0x1f, 0xe1, 0x9d, 0x2d } }
#define WORKERDEBUGGERMANAGER_CONTRACTID \
"@mozilla.org/dom/workers/workerdebuggermanager;1"
namespace mozilla {
namespace dom {
class WorkerDebugger;
class WorkerPrivate;
class WorkerDebuggerManager final : public nsIObserver,
public nsIWorkerDebuggerManager
{
Mutex mMutex;
// Protected by mMutex.
nsTArray<nsCOMPtr<nsIWorkerDebuggerManagerListener>> mListeners;
// Only touched on the main thread.
nsTArray<RefPtr<WorkerDebugger>> mDebuggers;
public:
static already_AddRefed<WorkerDebuggerManager>
GetInstance();
static WorkerDebuggerManager*
GetOrCreate();
static WorkerDebuggerManager*
Get();
WorkerDebuggerManager();
NS_DECL_ISUPPORTS
NS_DECL_NSIOBSERVER
NS_DECL_NSIWORKERDEBUGGERMANAGER
nsresult
Init();
void
Shutdown();
void
RegisterDebugger(WorkerPrivate* aWorkerPrivate);
void
RegisterDebuggerMainThread(WorkerPrivate* aWorkerPrivate,
bool aNotifyListeners);
void
UnregisterDebugger(WorkerPrivate* aWorkerPrivate);
void
UnregisterDebuggerMainThread(WorkerPrivate* aWorkerPrivate);
uint32_t
GetDebuggersLength() const;
WorkerDebugger*
GetDebuggerAt(uint32_t aIndex) const;
private:
virtual ~WorkerDebuggerManager();
};
inline nsresult
RegisterWorkerDebugger(WorkerPrivate* aWorkerPrivate)
{
WorkerDebuggerManager* manager;
if (NS_IsMainThread()) {
manager = WorkerDebuggerManager::GetOrCreate();
if (!manager) {
NS_WARNING("Failed to create worker debugger manager!");
return NS_ERROR_FAILURE;
}
}
else {
manager = WorkerDebuggerManager::Get();
}
manager->RegisterDebugger(aWorkerPrivate);
return NS_OK;
}
inline nsresult
UnregisterWorkerDebugger(WorkerPrivate* aWorkerPrivate)
{
WorkerDebuggerManager* manager;
if (NS_IsMainThread()) {
manager = WorkerDebuggerManager::GetOrCreate();
if (!manager) {
NS_WARNING("Failed to create worker debugger manager!");
return NS_ERROR_FAILURE;
}
}
else {
manager = WorkerDebuggerManager::Get();
}
manager->UnregisterDebugger(aWorkerPrivate);
return NS_OK;
}
} // dom namespace
} // mozilla namespace
#endif // mozilla_dom_workers_workerdebuggermanager_h