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Side by Side Diff: third_party/WebKit/Source/core/dom/MessagePort.h

Issue 2567913002: Rename ActiveDOMObject to SuspendableObject (Closed)
Patch Set: Created 4 years ago
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1 /* 1 /*
2 * Copyright (C) 2008 Apple Inc. All Rights Reserved. 2 * Copyright (C) 2008 Apple Inc. All Rights Reserved.
3 * 3 *
4 * Redistribution and use in source and binary forms, with or without 4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions 5 * modification, are permitted provided that the following conditions
6 * are met: 6 * are met:
7 * 1. Redistributions of source code must retain the above copyright 7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer. 8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright 9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the 10 * notice, this list of conditions and the following disclaimer in the
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23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 * 24 *
25 */ 25 */
26 26
27 #ifndef MessagePort_h 27 #ifndef MessagePort_h
28 #define MessagePort_h 28 #define MessagePort_h
29 29
30 #include "bindings/core/v8/ActiveScriptWrappable.h" 30 #include "bindings/core/v8/ActiveScriptWrappable.h"
31 #include "bindings/core/v8/SerializedScriptValue.h" 31 #include "bindings/core/v8/SerializedScriptValue.h"
32 #include "core/CoreExport.h" 32 #include "core/CoreExport.h"
33 #include "core/dom/ActiveDOMObject.h" 33 #include "core/dom/SuspendableObject.h"
34 #include "core/events/EventListener.h" 34 #include "core/events/EventListener.h"
35 #include "core/events/EventTarget.h" 35 #include "core/events/EventTarget.h"
36 #include "public/platform/WebMessagePortChannel.h" 36 #include "public/platform/WebMessagePortChannel.h"
37 #include "public/platform/WebMessagePortChannelClient.h" 37 #include "public/platform/WebMessagePortChannelClient.h"
38 #include "wtf/PassRefPtr.h" 38 #include "wtf/PassRefPtr.h"
39 #include "wtf/RefPtr.h" 39 #include "wtf/RefPtr.h"
40 #include "wtf/Vector.h" 40 #include "wtf/Vector.h"
41 #include <memory> 41 #include <memory>
42 42
43 namespace blink { 43 namespace blink {
44 44
45 class ExceptionState; 45 class ExceptionState;
46 class ExecutionContext; 46 class ExecutionContext;
47 class MessagePort; 47 class MessagePort;
48 class SerializedScriptValue; 48 class SerializedScriptValue;
49 49
50 // Not to be confused with WebMessagePortChannelArray; this one uses Vector and 50 // Not to be confused with WebMessagePortChannelArray; this one uses Vector and
51 // std::unique_ptr instead of WebVector and raw pointers. 51 // std::unique_ptr instead of WebVector and raw pointers.
52 typedef Vector<WebMessagePortChannelUniquePtr, 1> MessagePortChannelArray; 52 typedef Vector<WebMessagePortChannelUniquePtr, 1> MessagePortChannelArray;
53 53
54 class CORE_EXPORT MessagePort : public EventTargetWithInlineData, 54 class CORE_EXPORT MessagePort : public EventTargetWithInlineData,
55 public ActiveScriptWrappable, 55 public ActiveScriptWrappable,
56 public ActiveDOMObject, 56 public SuspendableObject,
57 public WebMessagePortChannelClient { 57 public WebMessagePortChannelClient {
58 DEFINE_WRAPPERTYPEINFO(); 58 DEFINE_WRAPPERTYPEINFO();
59 USING_GARBAGE_COLLECTED_MIXIN(MessagePort); 59 USING_GARBAGE_COLLECTED_MIXIN(MessagePort);
60 60
61 public: 61 public:
62 static MessagePort* create(ExecutionContext&); 62 static MessagePort* create(ExecutionContext&);
63 ~MessagePort() override; 63 ~MessagePort() override;
64 64
65 void postMessage(ExecutionContext*, 65 void postMessage(ExecutionContext*,
66 PassRefPtr<SerializedScriptValue> message, 66 PassRefPtr<SerializedScriptValue> message,
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90 90
91 // Returns an empty array if the passed array is nullptr/empty. 91 // Returns an empty array if the passed array is nullptr/empty.
92 static MessagePortArray* entanglePorts( 92 static MessagePortArray* entanglePorts(
93 ExecutionContext&, 93 ExecutionContext&,
94 std::unique_ptr<MessagePortChannelArray>); 94 std::unique_ptr<MessagePortChannelArray>);
95 95
96 bool started() const { return m_started; } 96 bool started() const { return m_started; }
97 97
98 const AtomicString& interfaceName() const override; 98 const AtomicString& interfaceName() const override;
99 ExecutionContext* getExecutionContext() const override { 99 ExecutionContext* getExecutionContext() const override {
100 return ActiveDOMObject::getExecutionContext(); 100 return SuspendableObject::getExecutionContext();
101 } 101 }
102 MessagePort* toMessagePort() override { return this; } 102 MessagePort* toMessagePort() override { return this; }
103 103
104 // ScriptWrappable implementation. 104 // ScriptWrappable implementation.
105 bool hasPendingActivity() const final; 105 bool hasPendingActivity() const final;
106 106
107 // ActiveDOMObject implementation. 107 // SuspendableObject implementation.
108 void contextDestroyed() override { close(); } 108 void contextDestroyed() override { close(); }
109 109
110 void setOnmessage(EventListener* listener) { 110 void setOnmessage(EventListener* listener) {
111 setAttributeEventListener(EventTypeNames::message, listener); 111 setAttributeEventListener(EventTypeNames::message, listener);
112 start(); 112 start();
113 } 113 }
114 EventListener* onmessage() { 114 EventListener* onmessage() {
115 return getAttributeEventListener(EventTypeNames::message); 115 return getAttributeEventListener(EventTypeNames::message);
116 } 116 }
117 117
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142 142
143 WebMessagePortChannelUniquePtr m_entangledChannel; 143 WebMessagePortChannelUniquePtr m_entangledChannel;
144 144
145 bool m_started; 145 bool m_started;
146 bool m_closed; 146 bool m_closed;
147 }; 147 };
148 148
149 } // namespace blink 149 } // namespace blink
150 150
151 #endif // MessagePort_h 151 #endif // MessagePort_h
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