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      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
      3 // found in the LICENSE file.
      4 
      5 #ifndef CHROME_TEST_CHROMEDRIVER_CHROME_MOBILE_EMULATION_OVERRIDE_MANAGER_H_
      6 #define CHROME_TEST_CHROMEDRIVER_CHROME_MOBILE_EMULATION_OVERRIDE_MANAGER_H_
      7 
      8 #include <string>
      9 
     10 #include "base/basictypes.h"
     11 #include "base/compiler_specific.h"
     12 #include "base/memory/scoped_ptr.h"
     13 #include "chrome/test/chromedriver/chrome/devtools_event_listener.h"
     14 
     15 namespace base {
     16 class DictionaryValue;
     17 }
     18 
     19 struct BrowserInfo;
     20 class DevToolsClient;
     21 struct DeviceMetrics;
     22 class Status;
     23 
     24 // Overrides the device metrics, if requested, for the duration of the
     25 // given |DevToolsClient|'s lifetime.
     26 class MobileEmulationOverrideManager : public DevToolsEventListener {
     27  public:
     28   MobileEmulationOverrideManager(DevToolsClient* client,
     29                                  const DeviceMetrics* device_metrics,
     30                                  const BrowserInfo* browser_info);
     31   virtual ~MobileEmulationOverrideManager();
     32 
     33   // Overridden from DevToolsEventListener:
     34   virtual Status OnConnected(DevToolsClient* client) OVERRIDE;
     35   virtual Status OnEvent(DevToolsClient* client,
     36                          const std::string& method,
     37                          const base::DictionaryValue& params) OVERRIDE;
     38 
     39  private:
     40   Status ApplyOverrideIfNeeded();
     41 
     42   DevToolsClient* client_;
     43   const DeviceMetrics* overridden_device_metrics_;
     44   const BrowserInfo* browser_info_;
     45 
     46   DISALLOW_COPY_AND_ASSIGN(MobileEmulationOverrideManager);
     47 };
     48 
     49 #endif  // CHROME_TEST_CHROMEDRIVER_CHROME_MOBILE_EMULATION_OVERRIDE_MANAGER_H_
     50