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Side by Side Diff: content/browser/geolocation/network_location_provider.h

Issue 102593002: Convert string16 to base::string16 in content. (Closed) Base URL: svn://svn.chromium.org/chrome/trunk/src
Patch Set: Created 7 years ago
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1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. 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 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 CONTENT_BROWSER_GEOLOCATION_NETWORK_LOCATION_PROVIDER_H_ 5 #ifndef CONTENT_BROWSER_GEOLOCATION_NETWORK_LOCATION_PROVIDER_H_
6 #define CONTENT_BROWSER_GEOLOCATION_NETWORK_LOCATION_PROVIDER_H_ 6 #define CONTENT_BROWSER_GEOLOCATION_NETWORK_LOCATION_PROVIDER_H_
7 7
8 #include <list> 8 #include <list>
9 #include <map> 9 #include <map>
10 10
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47 47
48 // Searches for a cached position response for the current set of data. 48 // Searches for a cached position response for the current set of data.
49 // Returns NULL if the position is not in the cache, or the cached 49 // Returns NULL if the position is not in the cache, or the cached
50 // position if available. Ownership remains with the cache. 50 // position if available. Ownership remains with the cache.
51 const Geoposition* FindPosition(const WifiData& wifi_data); 51 const Geoposition* FindPosition(const WifiData& wifi_data);
52 52
53 private: 53 private:
54 // Makes the key for the map of cached positions, using a set of 54 // Makes the key for the map of cached positions, using a set of
55 // data. Returns true if a good key was generated, false otherwise. 55 // data. Returns true if a good key was generated, false otherwise.
56 static bool MakeKey(const WifiData& wifi_data, 56 static bool MakeKey(const WifiData& wifi_data,
57 string16* key); 57 base::string16* key);
58 58
59 // The cache of positions. This is stored as a map keyed on a string that 59 // The cache of positions. This is stored as a map keyed on a string that
60 // represents a set of data, and a list to provide 60 // represents a set of data, and a list to provide
61 // least-recently-added eviction. 61 // least-recently-added eviction.
62 typedef std::map<string16, Geoposition> CacheMap; 62 typedef std::map<base::string16, Geoposition> CacheMap;
63 CacheMap cache_; 63 CacheMap cache_;
64 typedef std::list<CacheMap::iterator> CacheAgeList; 64 typedef std::list<CacheMap::iterator> CacheAgeList;
65 CacheAgeList cache_age_list_; // Oldest first. 65 CacheAgeList cache_age_list_; // Oldest first.
66 }; 66 };
67 67
68 NetworkLocationProvider(AccessTokenStore* access_token_store, 68 NetworkLocationProvider(AccessTokenStore* access_token_store,
69 net::URLRequestContextGetter* context, 69 net::URLRequestContextGetter* context,
70 const GURL& url, 70 const GURL& url,
71 const string16& access_token); 71 const base::string16& access_token);
72 virtual ~NetworkLocationProvider(); 72 virtual ~NetworkLocationProvider();
73 73
74 // LocationProvider implementation 74 // LocationProvider implementation
75 virtual bool StartProvider(bool high_accuracy) OVERRIDE; 75 virtual bool StartProvider(bool high_accuracy) OVERRIDE;
76 virtual void StopProvider() OVERRIDE; 76 virtual void StopProvider() OVERRIDE;
77 virtual void GetPosition(Geoposition *position) OVERRIDE; 77 virtual void GetPosition(Geoposition *position) OVERRIDE;
78 virtual void RequestRefresh() OVERRIDE; 78 virtual void RequestRefresh() OVERRIDE;
79 virtual void OnPermissionGranted() OVERRIDE; 79 virtual void OnPermissionGranted() OVERRIDE;
80 80
81 private: 81 private:
82 // Satisfies a position request from cache or network. 82 // Satisfies a position request from cache or network.
83 void RequestPosition(); 83 void RequestPosition();
84 84
85 // Called from a callback when new wifi data is available. 85 // Called from a callback when new wifi data is available.
86 void WifiDataUpdateAvailable(WifiDataProvider* provider); 86 void WifiDataUpdateAvailable(WifiDataProvider* provider);
87 87
88 // Internal helper used by WifiDataUpdateAvailable. 88 // Internal helper used by WifiDataUpdateAvailable.
89 void OnWifiDataUpdated(); 89 void OnWifiDataUpdated();
90 90
91 bool IsStarted() const; 91 bool IsStarted() const;
92 92
93 void LocationResponseAvailable(const Geoposition& position, 93 void LocationResponseAvailable(const Geoposition& position,
94 bool server_error, 94 bool server_error,
95 const string16& access_token, 95 const base::string16& access_token,
96 const WifiData& wifi_data); 96 const WifiData& wifi_data);
97 97
98 scoped_refptr<AccessTokenStore> access_token_store_; 98 scoped_refptr<AccessTokenStore> access_token_store_;
99 99
100 // The wifi data provider, acquired via global factories. 100 // The wifi data provider, acquired via global factories.
101 WifiDataProvider* wifi_data_provider_; 101 WifiDataProvider* wifi_data_provider_;
102 102
103 WifiDataProvider::WifiDataUpdateCallback wifi_data_update_callback_; 103 WifiDataProvider::WifiDataUpdateCallback wifi_data_update_callback_;
104 104
105 // The wifi data and a flag to indicate if the data set is complete. 105 // The wifi data and a flag to indicate if the data set is complete.
106 WifiData wifi_data_; 106 WifiData wifi_data_;
107 bool is_wifi_data_complete_; 107 bool is_wifi_data_complete_;
108 108
109 // The timestamp for the latest wifi data update. 109 // The timestamp for the latest wifi data update.
110 base::Time wifi_data_updated_timestamp_; 110 base::Time wifi_data_updated_timestamp_;
111 111
112 // Cached value loaded from the token store or set by a previous server 112 // Cached value loaded from the token store or set by a previous server
113 // response, and sent in each subsequent network request. 113 // response, and sent in each subsequent network request.
114 string16 access_token_; 114 base::string16 access_token_;
115 115
116 // The current best position estimate. 116 // The current best position estimate.
117 Geoposition position_; 117 Geoposition position_;
118 118
119 // Whether permission has been granted for the provider to operate. 119 // Whether permission has been granted for the provider to operate.
120 bool is_permission_granted_; 120 bool is_permission_granted_;
121 121
122 bool is_new_data_available_; 122 bool is_new_data_available_;
123 123
124 // The network location request object, and the url it uses. 124 // The network location request object, and the url it uses.
125 scoped_ptr<NetworkLocationRequest> request_; 125 scoped_ptr<NetworkLocationRequest> request_;
126 126
127 // The cache of positions. 127 // The cache of positions.
128 scoped_ptr<PositionCache> position_cache_; 128 scoped_ptr<PositionCache> position_cache_;
129 129
130 base::WeakPtrFactory<NetworkLocationProvider> weak_factory_; 130 base::WeakPtrFactory<NetworkLocationProvider> weak_factory_;
131 131
132 DISALLOW_COPY_AND_ASSIGN(NetworkLocationProvider); 132 DISALLOW_COPY_AND_ASSIGN(NetworkLocationProvider);
133 }; 133 };
134 134
135 // Factory functions for the various types of location provider to abstract 135 // Factory functions for the various types of location provider to abstract
136 // over the platform-dependent implementations. 136 // over the platform-dependent implementations.
137 CONTENT_EXPORT LocationProviderBase* NewNetworkLocationProvider( 137 CONTENT_EXPORT LocationProviderBase* NewNetworkLocationProvider(
138 AccessTokenStore* access_token_store, 138 AccessTokenStore* access_token_store,
139 net::URLRequestContextGetter* context, 139 net::URLRequestContextGetter* context,
140 const GURL& url, 140 const GURL& url,
141 const string16& access_token); 141 const base::string16& access_token);
142 142
143 } // namespace content 143 } // namespace content
144 144
145 #endif // CONTENT_BROWSER_GEOLOCATION_NETWORK_LOCATION_PROVIDER_H_ 145 #endif // CONTENT_BROWSER_GEOLOCATION_NETWORK_LOCATION_PROVIDER_H_
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