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1 // Copyright 2014 The Chromium Authors. All rights reserved. | 1 // Copyright 2014 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 BluetoothDevice_h | 5 #ifndef BluetoothDevice_h |
6 #define BluetoothDevice_h | 6 #define BluetoothDevice_h |
7 | 7 |
8 #include "bindings/core/v8/ScriptWrappable.h" | 8 #include "bindings/core/v8/ScriptWrappable.h" |
9 #include "core/dom/ContextLifecycleObserver.h" | 9 #include "core/dom/ContextLifecycleObserver.h" |
10 #include "modules/EventTargetModules.h" | 10 #include "modules/EventTargetModules.h" |
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25 class ScriptPromiseResolver; | 25 class ScriptPromiseResolver; |
26 | 26 |
27 // BluetoothDevice represents a physical bluetooth device in the DOM. See IDL. | 27 // BluetoothDevice represents a physical bluetooth device in the DOM. See IDL. |
28 // | 28 // |
29 // Callbacks providing WebBluetoothDevice objects are handled by | 29 // Callbacks providing WebBluetoothDevice objects are handled by |
30 // CallbackPromiseAdapter templatized with this class. See this class's | 30 // CallbackPromiseAdapter templatized with this class. See this class's |
31 // "Interface required by CallbackPromiseAdapter" section and the | 31 // "Interface required by CallbackPromiseAdapter" section and the |
32 // CallbackPromiseAdapter class comments. | 32 // CallbackPromiseAdapter class comments. |
33 class BluetoothDevice final : public EventTargetWithInlineData, | 33 class BluetoothDevice final : public EventTargetWithInlineData, |
34 public ContextLifecycleObserver { | 34 public ContextLifecycleObserver { |
35 USING_PRE_FINALIZER(BluetoothDevice, dispose); | |
36 DEFINE_WRAPPERTYPEINFO(); | 35 DEFINE_WRAPPERTYPEINFO(); |
37 USING_GARBAGE_COLLECTED_MIXIN(BluetoothDevice); | 36 USING_GARBAGE_COLLECTED_MIXIN(BluetoothDevice); |
38 | 37 |
39 public: | 38 public: |
40 BluetoothDevice(ExecutionContext*, | 39 BluetoothDevice(ExecutionContext*, |
41 mojom::blink::WebBluetoothDevicePtr, | 40 mojom::blink::WebBluetoothDevicePtr, |
42 Bluetooth*); | 41 Bluetooth*); |
43 | 42 |
44 // Interface required by CallbackPromiseAdapter: | 43 // Interface required by CallbackPromiseAdapter: |
45 static BluetoothDevice* take(ScriptPromiseResolver*, | 44 static BluetoothDevice* take(ScriptPromiseResolver*, |
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65 | 64 |
66 // We should disconnect from the device in all of the following cases: | 65 // We should disconnect from the device in all of the following cases: |
67 // 1. When the object gets GarbageCollected e.g. it went out of scope. | 66 // 1. When the object gets GarbageCollected e.g. it went out of scope. |
68 // dispose() is called in this case. | 67 // dispose() is called in this case. |
69 // 2. When the parent document gets detached e.g. reloading a page. | 68 // 2. When the parent document gets detached e.g. reloading a page. |
70 // stop() is called in this case. | 69 // stop() is called in this case. |
71 // TODO(ortuno): Users should be able to turn on notifications for | 70 // TODO(ortuno): Users should be able to turn on notifications for |
72 // events on navigator.bluetooth and still remain connected even if the | 71 // events on navigator.bluetooth and still remain connected even if the |
73 // BluetoothDevice object is garbage collected. | 72 // BluetoothDevice object is garbage collected. |
74 | 73 |
75 // USING_PRE_FINALIZER interface. | |
76 // Called before the object gets garbage collected. | |
77 void dispose(); | |
78 | |
79 // ContextLifecycleObserver interface. | |
80 void contextDestroyed(ExecutionContext*) override; | |
81 | |
82 // If gatt is connected then sets gatt.connected to false and disconnects. | |
83 // This function only performs the necessary steps to ensure a device | |
84 // disconnects therefore it should only be used when the object is being | |
85 // garbage collected or the context is being destroyed. | |
86 void disconnectGATTIfConnected(); | |
87 | |
88 // Performs necessary cleanup when a device disconnects and fires | 74 // Performs necessary cleanup when a device disconnects and fires |
89 // gattserverdisconnected event. | 75 // gattserverdisconnected event. |
90 void cleanupDisconnectedDeviceAndFireEvent(); | 76 void clearAttributeInstanceMapAndFireEvent(); |
91 | 77 |
92 // EventTarget methods: | 78 // EventTarget methods: |
93 const AtomicString& interfaceName() const override; | 79 const AtomicString& interfaceName() const override; |
94 ExecutionContext* getExecutionContext() const override; | 80 ExecutionContext* getExecutionContext() const override; |
95 | 81 |
96 void dispatchGattServerDisconnected(); | |
97 | |
98 Bluetooth* bluetooth() { return m_bluetooth; } | 82 Bluetooth* bluetooth() { return m_bluetooth; } |
99 | 83 |
100 // Interface required by Garbage Collection: | 84 // Interface required by Garbage Collection: |
101 DECLARE_VIRTUAL_TRACE(); | 85 DECLARE_VIRTUAL_TRACE(); |
102 | 86 |
103 // IDL exposed interface: | 87 // IDL exposed interface: |
104 String id() { return m_device->id; } | 88 String id() { return m_device->id; } |
105 String name() { return m_device->name; } | 89 String name() { return m_device->name; } |
106 BluetoothRemoteGATTServer* gatt() { return m_gatt; } | 90 BluetoothRemoteGATTServer* gatt() { return m_gatt; } |
107 | 91 |
108 DEFINE_ATTRIBUTE_EVENT_LISTENER(gattserverdisconnected); | 92 DEFINE_ATTRIBUTE_EVENT_LISTENER(gattserverdisconnected); |
109 | 93 |
110 private: | 94 private: |
111 // Holds all GATT Attributes associated with this BluetoothDevice. | 95 // Holds all GATT Attributes associated with this BluetoothDevice. |
112 Member<BluetoothAttributeInstanceMap> m_attributeInstanceMap; | 96 Member<BluetoothAttributeInstanceMap> m_attributeInstanceMap; |
113 | 97 |
114 mojom::blink::WebBluetoothDevicePtr m_device; | 98 mojom::blink::WebBluetoothDevicePtr m_device; |
115 Member<BluetoothRemoteGATTServer> m_gatt; | 99 Member<BluetoothRemoteGATTServer> m_gatt; |
116 Member<Bluetooth> m_bluetooth; | 100 Member<Bluetooth> m_bluetooth; |
117 }; | 101 }; |
118 | 102 |
119 } // namespace blink | 103 } // namespace blink |
120 | 104 |
121 #endif // BluetoothDevice_h | 105 #endif // BluetoothDevice_h |
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