| // Copyright 2016 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef Worklet_h |
| #define Worklet_h |
| |
| #include "bindings/core/v8/ScriptPromise.h" |
| #include "bindings/core/v8/ScriptWrappable.h" |
| #include "core/CoreExport.h" |
| #include "core/dom/ActiveDOMObject.h" |
| #include "core/fetch/ScriptResource.h" |
| #include "platform/heap/Handle.h" |
| |
| namespace blink { |
| |
| class LocalFrame; |
| class ResourceFetcher; |
| class WorkletGlobalScopeProxy; |
| class WorkletScriptLoader; |
| |
| class CORE_EXPORT Worklet : public GarbageCollectedFinalized<Worklet>, public ScriptWrappable, public ActiveDOMObject { |
| DEFINE_WRAPPERTYPEINFO(); |
| USING_GARBAGE_COLLECTED_MIXIN(Worklet); |
| WTF_MAKE_NONCOPYABLE(Worklet); |
| public: |
| virtual void initialize() {} |
| virtual bool isInitialized() const { return true; } |
| |
| virtual WorkletGlobalScopeProxy* workletGlobalScopeProxy() const = 0; |
| |
| // Worklet |
| ScriptPromise import(ScriptState*, const String& url); |
| |
| void notifyFinished(WorkletScriptLoader*); |
| |
| // ActiveDOMObject |
| void stop() final; |
| |
| DECLARE_VIRTUAL_TRACE(); |
| |
| protected: |
| // The Worklet inherits the url and userAgent from the frame->document(). |
| explicit Worklet(LocalFrame*); |
| |
| private: |
| ResourceFetcher* fetcher() const { return m_fetcher.get(); } |
| |
| Member<ResourceFetcher> m_fetcher; |
| HeapHashSet<Member<WorkletScriptLoader>> m_scriptLoaders; |
| }; |
| |
| } // namespace blink |
| |
| #endif // Worklet_h |