gecko-dev/dom/workers/WorkerDebuggerManager.h

117 строки
3.2 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 "MainThreadUtils.h"
#include "mozilla/AlreadyAddRefed.h"
#include "mozilla/Mutex.h"
#include "nsCOMPtr.h"
#include "nsDebug.h"
#include "nsIObserver.h"
#include "nsISupports.h"
#include "nsIWorkerDebuggerManager.h"
#include "nsTArray.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::dom {
class WorkerDebugger;
class WorkerPrivate;
class WorkerDebuggerManager final : public nsIObserver,
public nsIWorkerDebuggerManager {
Mutex mMutex MOZ_UNANNOTATED;
// 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:
nsTArray<nsCOMPtr<nsIWorkerDebuggerManagerListener>> CloneListeners();
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;
}
} // namespace mozilla::dom
#endif // mozilla_dom_workers_workerdebuggermanager_h