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1 // Copyright 2016 The Chromium Authors. All rights reserved. | 1 // Copyright 2016 The Chromium Authors. All rights reserved. |
2 // Use of this source code is governed by a BSD-style license that can be | 2 // Use of this source code is governed by a BSD-style license that can be |
3 // found in the LICENSE file. | 3 // found in the LICENSE file. |
4 | 4 |
5 #ifndef UnderlyingSourceBase_h | 5 #ifndef UnderlyingSourceBase_h |
6 #define UnderlyingSourceBase_h | 6 #define UnderlyingSourceBase_h |
7 | 7 |
| 8 #include "bindings/core/v8/ActiveScriptWrappable.h" |
8 #include "bindings/core/v8/ScriptPromise.h" | 9 #include "bindings/core/v8/ScriptPromise.h" |
9 #include "bindings/core/v8/ScriptState.h" | 10 #include "bindings/core/v8/ScriptState.h" |
10 #include "bindings/core/v8/ScriptValue.h" | 11 #include "bindings/core/v8/ScriptValue.h" |
11 #include "bindings/core/v8/ScriptWrappable.h" | 12 #include "bindings/core/v8/ScriptWrappable.h" |
12 #include "core/CoreExport.h" | 13 #include "core/CoreExport.h" |
13 #include "core/dom/ActiveDOMObject.h" | 14 #include "core/dom/ActiveDOMObject.h" |
14 #include "platform/heap/GarbageCollected.h" | 15 #include "platform/heap/GarbageCollected.h" |
15 #include "platform/heap/Handle.h" | 16 #include "platform/heap/Handle.h" |
16 | 17 |
17 namespace blink { | 18 namespace blink { |
18 | 19 |
19 class ReadableStreamController; | 20 class ReadableStreamController; |
20 | 21 |
21 class CORE_EXPORT UnderlyingSourceBase : public GarbageCollectedFinalized<Underl
yingSourceBase>, public ScriptWrappable, public ActiveDOMObject { | 22 class CORE_EXPORT UnderlyingSourceBase : public GarbageCollectedFinalized<Underl
yingSourceBase>, public ScriptWrappable, public ActiveScriptWrappable, public Ac
tiveDOMObject { |
22 DEFINE_WRAPPERTYPEINFO(); | 23 DEFINE_WRAPPERTYPEINFO(); |
23 WILL_BE_USING_GARBAGE_COLLECTED_MIXIN(UnderlyingSourceBase); | 24 WILL_BE_USING_GARBAGE_COLLECTED_MIXIN(UnderlyingSourceBase); |
24 | 25 |
25 public: | 26 public: |
26 DECLARE_VIRTUAL_TRACE(); | 27 DECLARE_VIRTUAL_TRACE(); |
27 virtual ~UnderlyingSourceBase() {} | 28 virtual ~UnderlyingSourceBase() {} |
28 | 29 |
29 ScriptPromise startWrapper(ScriptState*, ScriptValue stream); | 30 ScriptPromise startWrapper(ScriptState*, ScriptValue stream); |
30 virtual ScriptPromise start(ScriptState*); | 31 virtual ScriptPromise start(ScriptState*); |
31 | 32 |
32 virtual ScriptPromise pull(ScriptState*); | 33 virtual ScriptPromise pull(ScriptState*); |
33 | 34 |
34 ScriptPromise cancelWrapper(ScriptState*, ScriptValue reason); | 35 ScriptPromise cancelWrapper(ScriptState*, ScriptValue reason); |
35 virtual ScriptPromise cancel(ScriptState*, ScriptValue reason); | 36 virtual ScriptPromise cancel(ScriptState*, ScriptValue reason); |
36 | 37 |
| 38 // ActiveScriptWrappable |
| 39 bool hasPendingActivity() const final; |
| 40 |
37 // ActiveDOMObject | 41 // ActiveDOMObject |
38 bool hasPendingActivity() const override; | |
39 void stop() override; | 42 void stop() override; |
40 | 43 |
41 protected: | 44 protected: |
42 explicit UnderlyingSourceBase(ScriptState* scriptState) | 45 explicit UnderlyingSourceBase(ScriptState* scriptState) |
43 : ActiveDOMObject(scriptState->getExecutionContext()) | 46 : ActiveScriptWrappable(this) |
| 47 , ActiveDOMObject(scriptState->getExecutionContext()) |
44 { | 48 { |
45 this->suspendIfNeeded(); | 49 this->suspendIfNeeded(); |
46 } | 50 } |
47 | 51 |
48 ReadableStreamController* controller() const { return m_controller; } | 52 ReadableStreamController* controller() const { return m_controller; } |
49 | 53 |
50 private: | 54 private: |
51 Member<ReadableStreamController> m_controller; | 55 Member<ReadableStreamController> m_controller; |
52 }; | 56 }; |
53 | 57 |
54 } // namespace blink | 58 } // namespace blink |
55 | 59 |
56 #endif // UnderlyingSourceBase_h | 60 #endif // UnderlyingSourceBase_h |
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