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| 1 // Copyright (c) 2012 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 #include "chrome/browser/chromeos/dbus/bluetooth_input_client.h" | |
| 6 | |
| 7 #include <map> | |
| 8 | |
| 9 #include "base/bind.h" | |
| 10 #include "base/logging.h" | |
| 11 #include "base/stl_util.h" | |
| 12 #include "chrome/browser/chromeos/dbus/bluetooth_adapter_client.h" | |
| 13 #include "chrome/browser/chromeos/dbus/bluetooth_property.h" | |
| 14 #include "dbus/bus.h" | |
| 15 #include "dbus/message.h" | |
| 16 #include "dbus/object_path.h" | |
| 17 #include "dbus/object_proxy.h" | |
| 18 #include "third_party/cros_system_api/dbus/service_constants.h" | |
| 19 | |
| 20 namespace chromeos { | |
| 21 | |
| 22 BluetoothInputClient::Properties::Properties(dbus::ObjectProxy* object_proxy, | |
| 23 PropertyChangedCallback callback) | |
| 24 : BluetoothPropertySet(object_proxy, | |
| 25 bluetooth_input::kBluetoothInputInterface, | |
| 26 callback) { | |
| 27 RegisterProperty(bluetooth_input::kConnectedProperty, &connected); | |
| 28 } | |
| 29 | |
| 30 BluetoothInputClient::Properties::~Properties() { | |
| 31 } | |
| 32 | |
| 33 | |
| 34 // The BluetoothInputClient implementation used in production. | |
| 35 class BluetoothInputClientImpl: public BluetoothInputClient, | |
| 36 private BluetoothAdapterClient::Observer { | |
| 37 public: | |
| 38 BluetoothInputClientImpl(dbus::Bus* bus, | |
| 39 BluetoothAdapterClient* adapter_client) | |
| 40 : weak_ptr_factory_(this), | |
| 41 bus_(bus) { | |
| 42 DVLOG(1) << "Creating BluetoothInputClientImpl"; | |
| 43 | |
| 44 DCHECK(adapter_client); | |
| 45 adapter_client->AddObserver(this); | |
| 46 } | |
| 47 | |
| 48 virtual ~BluetoothInputClientImpl() { | |
| 49 // Clean up Properties structures | |
| 50 for (ObjectMap::iterator iter = object_map_.begin(); | |
| 51 iter != object_map_.end(); ++iter) { | |
| 52 Object object = iter->second; | |
| 53 Properties* properties = object.second; | |
| 54 delete properties; | |
| 55 } | |
| 56 } | |
| 57 | |
| 58 // BluetoothInputClient override. | |
| 59 virtual void AddObserver(BluetoothInputClient::Observer* observer) | |
| 60 OVERRIDE { | |
| 61 DCHECK(observer); | |
| 62 observers_.AddObserver(observer); | |
| 63 } | |
| 64 | |
| 65 // BluetoothInputClient override. | |
| 66 virtual void RemoveObserver(BluetoothInputClient::Observer* observer) | |
| 67 OVERRIDE { | |
| 68 DCHECK(observer); | |
| 69 observers_.RemoveObserver(observer); | |
| 70 } | |
| 71 | |
| 72 // BluetoothInputClient override. | |
| 73 virtual Properties* GetProperties(const dbus::ObjectPath& object_path) | |
| 74 OVERRIDE { | |
| 75 return GetObject(object_path).second; | |
| 76 } | |
| 77 | |
| 78 // BluetoothInputClient override. | |
| 79 virtual void Connect(const dbus::ObjectPath& object_path, | |
| 80 const InputCallback& callback) OVERRIDE { | |
| 81 dbus::MethodCall method_call( | |
| 82 bluetooth_input::kBluetoothInputInterface, | |
| 83 bluetooth_input::kConnect); | |
| 84 | |
| 85 dbus::ObjectProxy* object_proxy = GetObjectProxy(object_path); | |
| 86 | |
| 87 object_proxy->CallMethod( | |
| 88 &method_call, | |
| 89 dbus::ObjectProxy::TIMEOUT_USE_DEFAULT, | |
| 90 base::Bind(&BluetoothInputClientImpl::OnConnect, | |
| 91 weak_ptr_factory_.GetWeakPtr(), object_path, callback)); | |
| 92 } | |
| 93 | |
| 94 // BluetoothInputClient override. | |
| 95 virtual void Disconnect(const dbus::ObjectPath& object_path, | |
| 96 const InputCallback& callback) OVERRIDE { | |
| 97 dbus::MethodCall method_call( | |
| 98 bluetooth_input::kBluetoothInputInterface, | |
| 99 bluetooth_input::kDisconnect); | |
| 100 | |
| 101 dbus::ObjectProxy* object_proxy = GetObjectProxy(object_path); | |
| 102 | |
| 103 object_proxy->CallMethod( | |
| 104 &method_call, | |
| 105 dbus::ObjectProxy::TIMEOUT_USE_DEFAULT, | |
| 106 base::Bind(&BluetoothInputClientImpl::OnDisconnect, | |
| 107 weak_ptr_factory_.GetWeakPtr(), object_path, callback)); | |
| 108 } | |
| 109 | |
| 110 private: | |
| 111 // We maintain a collection of dbus object proxies and properties structures | |
| 112 // for each input device. | |
| 113 typedef std::pair<dbus::ObjectProxy*, Properties*> Object; | |
| 114 typedef std::map<const dbus::ObjectPath, Object> ObjectMap; | |
| 115 ObjectMap object_map_; | |
| 116 | |
| 117 // BluetoothAdapterClient::Observer override. | |
| 118 virtual void DeviceCreated(const dbus::ObjectPath& adapter_path, | |
| 119 const dbus::ObjectPath& object_path) OVERRIDE { | |
| 120 } | |
| 121 | |
| 122 // BluetoothAdapterClient::Observer override. | |
| 123 virtual void DeviceRemoved(const dbus::ObjectPath& adapter_path, | |
| 124 const dbus::ObjectPath& object_path) OVERRIDE { | |
| 125 RemoveObject(object_path); | |
| 126 } | |
| 127 | |
| 128 // Ensures that we have an object proxy and properties structure for | |
| 129 // an input device with object path |object_path|, creating it if not and | |
| 130 // storing it in our |object_map_| map. | |
| 131 Object GetObject(const dbus::ObjectPath& object_path) { | |
| 132 ObjectMap::iterator iter = object_map_.find(object_path); | |
| 133 if (iter != object_map_.end()) | |
| 134 return iter->second; | |
| 135 | |
| 136 // Create the object proxy. | |
| 137 DCHECK(bus_); | |
| 138 dbus::ObjectProxy* object_proxy = bus_->GetObjectProxy( | |
| 139 bluetooth_input::kBluetoothInputServiceName, object_path); | |
| 140 | |
| 141 // Create the properties structure. | |
| 142 Properties* properties = new Properties( | |
| 143 object_proxy, | |
| 144 base::Bind(&BluetoothInputClientImpl::OnPropertyChanged, | |
| 145 weak_ptr_factory_.GetWeakPtr(), object_path)); | |
| 146 | |
| 147 properties->ConnectSignals(); | |
| 148 properties->GetAll(); | |
| 149 | |
| 150 Object object = std::make_pair(object_proxy, properties); | |
| 151 object_map_[object_path] = object; | |
| 152 return object; | |
| 153 } | |
| 154 | |
| 155 // Removes the dbus object proxy and properties for the input device with | |
| 156 // dbus object path |object_path| from our |object_map_| map. | |
| 157 void RemoveObject(const dbus::ObjectPath& object_path) { | |
| 158 ObjectMap::iterator iter = object_map_.find(object_path); | |
| 159 if (iter != object_map_.end()) { | |
| 160 // Clean up the Properties structure. | |
| 161 Object object = iter->second; | |
| 162 Properties* properties = object.second; | |
| 163 delete properties; | |
| 164 | |
| 165 object_map_.erase(iter); | |
| 166 } | |
| 167 } | |
| 168 | |
| 169 // Returns a pointer to the object proxy for |object_path|, creating | |
| 170 // it if necessary. | |
| 171 dbus::ObjectProxy* GetObjectProxy(const dbus::ObjectPath& object_path) { | |
| 172 return GetObject(object_path).first; | |
| 173 } | |
| 174 | |
| 175 // Called by BluetoothPropertySet when a property value is changed, | |
| 176 // either by result of a signal or response to a GetAll() or Get() | |
| 177 // call. Informs observers. | |
| 178 void OnPropertyChanged(const dbus::ObjectPath& object_path, | |
| 179 const std::string& property_name) { | |
| 180 FOR_EACH_OBSERVER(BluetoothInputClient::Observer, observers_, | |
| 181 InputPropertyChanged(object_path, property_name)); | |
| 182 } | |
| 183 | |
| 184 // Called when a response for Connect() is received. | |
| 185 void OnConnect(const dbus::ObjectPath& object_path, | |
| 186 const InputCallback& callback, | |
| 187 dbus::Response* response) { | |
| 188 LOG_IF(WARNING, !response) << object_path.value() | |
| 189 << ": OnConnect: failed."; | |
| 190 callback.Run(object_path, response); | |
| 191 } | |
| 192 | |
| 193 // Called when a response for Disconnect() is received. | |
| 194 void OnDisconnect(const dbus::ObjectPath& object_path, | |
| 195 const InputCallback& callback, | |
| 196 dbus::Response* response) { | |
| 197 LOG_IF(WARNING, !response) << object_path.value() | |
| 198 << ": OnDisconnect: failed."; | |
| 199 callback.Run(object_path, response); | |
| 200 } | |
| 201 | |
| 202 // Weak pointer factory for generating 'this' pointers that might live longer | |
| 203 // than we do. | |
| 204 base::WeakPtrFactory<BluetoothInputClientImpl> weak_ptr_factory_; | |
| 205 | |
| 206 dbus::Bus* bus_; | |
| 207 | |
| 208 // List of observers interested in event notifications from us. | |
| 209 ObserverList<BluetoothInputClient::Observer> observers_; | |
| 210 | |
| 211 DISALLOW_COPY_AND_ASSIGN(BluetoothInputClientImpl); | |
| 212 }; | |
| 213 | |
| 214 // The BluetoothInputClient implementation used on Linux desktop, which does | |
| 215 // nothing. | |
| 216 class BluetoothInputClientStubImpl : public BluetoothInputClient { | |
| 217 public: | |
| 218 // BluetoothInputClient override. | |
| 219 virtual void AddObserver(Observer* observer) OVERRIDE { | |
| 220 } | |
| 221 | |
| 222 // BluetoothInputClient override. | |
| 223 virtual void RemoveObserver(Observer* observer) OVERRIDE { | |
| 224 } | |
| 225 | |
| 226 // BluetoothInputClient override. | |
| 227 virtual Properties* GetProperties(const dbus::ObjectPath& object_path) | |
| 228 OVERRIDE { | |
| 229 VLOG(1) << "GetProperties: " << object_path.value(); | |
| 230 return NULL; | |
| 231 } | |
| 232 | |
| 233 // BluetoothInputClient override. | |
| 234 virtual void Connect(const dbus::ObjectPath& object_path, | |
| 235 const InputCallback& callback) OVERRIDE { | |
| 236 VLOG(1) << "Connect: " << object_path.value(); | |
| 237 callback.Run(object_path, false); | |
| 238 } | |
| 239 | |
| 240 // BluetoothInputClient override. | |
| 241 virtual void Disconnect(const dbus::ObjectPath& object_path, | |
| 242 const InputCallback& callback) OVERRIDE { | |
| 243 VLOG(1) << "Disconnect: " << object_path.value(); | |
| 244 callback.Run(object_path, false); | |
| 245 } | |
| 246 }; | |
| 247 | |
| 248 BluetoothInputClient::BluetoothInputClient() { | |
| 249 } | |
| 250 | |
| 251 BluetoothInputClient::~BluetoothInputClient() { | |
| 252 } | |
| 253 | |
| 254 BluetoothInputClient* BluetoothInputClient::Create( | |
| 255 DBusClientImplementationType type, | |
| 256 dbus::Bus* bus, | |
| 257 BluetoothAdapterClient* adapter_client) { | |
| 258 if (type == REAL_DBUS_CLIENT_IMPLEMENTATION) | |
| 259 return new BluetoothInputClientImpl(bus, adapter_client); | |
| 260 DCHECK_EQ(STUB_DBUS_CLIENT_IMPLEMENTATION, type); | |
| 261 return new BluetoothInputClientStubImpl(); | |
| 262 } | |
| 263 | |
| 264 } // namespace chromeos | |
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Chromium Code Reviews
Issue 9838085:
Move files inside chrome/browser/chromeos/dbus to chromeos/dbus (Closed)
Base URL: http://git.chromium.org/chromium/src.git@master