1 // Copyright 2013 The Chromium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #ifndef MEDIA_BLINK_ACTIVE_LOADER_H_ 6 #define MEDIA_BLINK_ACTIVE_LOADER_H_ 7 8 #include "base/basictypes.h" 9 #include "base/memory/scoped_ptr.h" 10 #include "media/base/media_export.h" 11 12 namespace blink { 13 class WebURLLoader; 14 } 15 16 namespace media { 17 18 // Wraps an active WebURLLoader with some additional state. 19 // 20 // Handles deferring and deletion of loaders. 21 class MEDIA_EXPORT ActiveLoader { 22 public: 23 // Creates an ActiveLoader with the given loader. It is assumed that the 24 // initial state of |loader| is loading and not deferred. 25 explicit ActiveLoader(scoped_ptr<blink::WebURLLoader> loader); 26 ~ActiveLoader(); 27 28 // Starts or stops deferring the resource load. 29 void SetDeferred(bool deferred); deferred()30 bool deferred() { return deferred_; } 31 32 private: 33 friend class BufferedDataSourceTest; 34 35 scoped_ptr<blink::WebURLLoader> loader_; 36 bool deferred_; 37 38 DISALLOW_IMPLICIT_CONSTRUCTORS(ActiveLoader); 39 }; 40 41 } // namespace media 42 43 #endif // MEDIA_BLINK_ACTIVE_LOADER_H_ 44