| // 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 WebAssociatedURLLoaderImpl_h |
| #define WebAssociatedURLLoaderImpl_h |
| |
| #include <memory> |
| |
| #include "base/macros.h" |
| #include "base/memory/scoped_refptr.h" |
| #include "core/CoreExport.h" |
| #include "platform/heap/Handle.h" |
| #include "public/web/WebAssociatedURLLoader.h" |
| #include "public/web/WebAssociatedURLLoaderOptions.h" |
| |
| namespace blink { |
| |
| class DocumentThreadableLoader; |
| class WebAssociatedURLLoaderClient; |
| class Document; |
| |
| // This class is used to implement WebFrame::createAssociatedURLLoader. |
| class CORE_EXPORT WebAssociatedURLLoaderImpl final |
| : public WebAssociatedURLLoader { |
| public: |
| WebAssociatedURLLoaderImpl(Document*, const WebAssociatedURLLoaderOptions&); |
| ~WebAssociatedURLLoaderImpl(); |
| |
| void LoadAsynchronously(const WebURLRequest&, |
| WebAssociatedURLLoaderClient*) override; |
| void Cancel() override; |
| void SetDefersLoading(bool) override; |
| void SetLoadingTaskRunner(blink::WebTaskRunner*) override; |
| |
| // Called by |m_observer| to handle destruction of the Document associated |
| // with the frame given to the constructor. |
| void DocumentDestroyed(); |
| |
| // Called by ClientAdapter to handle completion of loading. |
| void ClientAdapterDone(); |
| |
| private: |
| class ClientAdapter; |
| class Observer; |
| |
| void CancelLoader(); |
| void DisposeObserver(); |
| |
| WebAssociatedURLLoaderClient* ReleaseClient() { |
| WebAssociatedURLLoaderClient* client = client_; |
| client_ = nullptr; |
| return client; |
| } |
| |
| WebAssociatedURLLoaderClient* client_; |
| WebAssociatedURLLoaderOptions options_; |
| |
| // An adapter which converts the DocumentThreadableLoaderClient method |
| // calls into the WebURLLoaderClient method calls. |
| std::unique_ptr<ClientAdapter> client_adapter_; |
| Persistent<DocumentThreadableLoader> loader_; |
| |
| // A ContextLifecycleObserver for cancelling |m_loader| when the Document |
| // is detached. |
| Persistent<Observer> observer_; |
| |
| DISALLOW_COPY_AND_ASSIGN(WebAssociatedURLLoaderImpl); |
| }; |
| |
| } // namespace blink |
| |
| #endif |