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// Copyright (c) 2011 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef CONTENT_BROWSER_GEOLOCATION_WIFI_DATA_PROVIDER_CHROMEOS_H_
#define CONTENT_BROWSER_GEOLOCATION_WIFI_DATA_PROVIDER_CHROMEOS_H_
#include "base/compiler_specific.h"
#include "content/browser/geolocation/wifi_data_provider.h"
#include "content/browser/geolocation/wifi_polling_policy.h"
namespace content {
class CONTENT_EXPORT WifiDataProviderChromeOs : public WifiDataProvider {
public:
WifiDataProviderChromeOs();
// WifiDataProvider
virtual void StartDataProvider() OVERRIDE;
virtual void StopDataProvider() OVERRIDE;
virtual bool GetData(WifiData* data) OVERRIDE;
private:
friend class GeolocationChromeOsWifiDataProviderTest;
virtual ~WifiDataProviderChromeOs();
// UI thread
void DoWifiScanTaskOnUIThread(); // The polling task
void DoStartTaskOnUIThread();
// Client thread
void DidWifiScanTaskNoResults();
void DidWifiScanTask(const WifiData& new_data);
// Will schedule a scan; i.e. enqueue DoWifiScanTask deferred task.
void ScheduleNextScan(int interval);
// Will schedule starting of the scanning process.
void ScheduleStart();
// Will schedule stopping of the scanning process.
void ScheduleStop();
// Get access point data from chromeos.
bool GetAccessPointData(WifiData::AccessPointDataSet* data);
// Controls the polling update interval. (client thread)
scoped_ptr<WifiPollingPolicy> polling_policy_;
// The latest wifi data. (client thread)
WifiData wifi_data_;
// Whether we have strated the data provider. (client thread)
bool started_;
// Whether we've successfully completed a scan for WiFi data. (client thread)
bool is_first_scan_complete_;
DISALLOW_COPY_AND_ASSIGN(WifiDataProviderChromeOs);
};
} // namespace content
#endif // CONTENT_BROWSER_GEOLOCATION_WIFI_DATA_PROVIDER_CHROMEOS_H_
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