Mojo: HTML Viewer based on Blink.

mojo/examples/html_viewer/weburlloader_impl.h

+// Copyright 2014 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 MOJO_EXAMPLE_HTML_VIEWER_WEBURLLOADER_IMPL_H_
+#define MOJO_EXAMPLE_HTML_VIEWER_WEBURLLOADER_IMPL_H_
+
+#include "base/memory/weak_ptr.h"
+#include "mojo/common/handle_watcher.h"
+#include "mojo/services/public/interfaces/network/url_loader.mojom.h"
+#include "third_party/WebKit/public/platform/WebURLLoader.h"
+
+namespace mojo {
+class NetworkService;
+
+namespace examples {
+
+class WebURLLoaderImpl : public blink::WebURLLoader,
+                         public URLLoaderClient {
+ public:
+  explicit WebURLLoaderImpl(NetworkService* network_service);
+
+ private:
+  virtual ~WebURLLoaderImpl();
+
+  // blink::WebURLLoader methods:
+  virtual void loadSynchronously(
+      const blink::WebURLRequest& request, blink::WebURLResponse& response,
+      blink::WebURLError& error, blink::WebData& data) OVERRIDE;
+  virtual void loadAsynchronously(
+      const blink::WebURLRequest&, blink::WebURLLoaderClient* client) OVERRIDE;
+  virtual void cancel() OVERRIDE;
+  virtual void setDefersLoading(bool defers_loading) OVERRIDE;
+
+  // URLLoaderClient methods:
+  virtual void OnReceivedRedirect(URLResponsePtr response,
+                                  const String& new_url,
+                                  const String& new_method) OVERRIDE;
+  virtual void OnReceivedResponse(URLResponsePtr response) OVERRIDE;
+  virtual void OnReceivedError(NetworkErrorPtr error) OVERRIDE;
+  virtual void OnReceivedEndOfResponseBody() OVERRIDE;
+
+  void ReadMore();
+  void WaitToReadMore();
+  void OnResponseBodyStreamReady(MojoResult result);
+
+  URLLoaderPtr url_loader_;
+  blink::WebURLLoaderClient* client_;
+  ScopedDataPipeConsumerHandle response_body_stream_;
+  common::HandleWatcher handle_watcher_;
+
+  base::WeakPtrFactory<WebURLLoaderImpl> weak_factory_;
+
+  DISALLOW_COPY_AND_ASSIGN(WebURLLoaderImpl);
+};
+
+}  // namespace examples
+}  // namespace mojo
+
+#endif  // MOJO_EXAMPLE_HTML_VIEWER_WEBURLLOADER_IMPL_H_