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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 #ifndef CHROME_BROWSER_CHROMEOS_DBUS_FLIMFLAM_CLIENT_HELPER_H_ | |
| 6 #define CHROME_BROWSER_CHROMEOS_DBUS_FLIMFLAM_CLIENT_HELPER_H_ | |
| 7 | |
| 8 #include <string> | |
| 9 | |
| 10 #include "base/basictypes.h" | |
| 11 #include "base/callback.h" | |
| 12 #include "base/memory/weak_ptr.h" | |
| 13 #include "chrome/browser/chromeos/dbus/dbus_method_call_status.h" | |
| 14 | |
| 15 namespace base { | |
| 16 | |
| 17 class Value; | |
| 18 class DictionaryValue; | |
| 19 | |
| 20 } // namespace base | |
| 21 | |
| 22 namespace dbus { | |
| 23 | |
| 24 class MethodCall; | |
| 25 class ObjectProxy; | |
| 26 class Response; | |
| 27 class Signal; | |
| 28 | |
| 29 } // namespace dbus | |
| 30 | |
| 31 namespace chromeos { | |
| 32 | |
| 33 // A class to help implement Flimflam clients. | |
| 34 class FlimflamClientHelper { | |
| 35 public: | |
| 36 explicit FlimflamClientHelper(dbus::ObjectProxy* proxy); | |
| 37 | |
| 38 virtual ~FlimflamClientHelper(); | |
| 39 | |
| 40 // A callback to handle PropertyChanged signals. | |
| 41 typedef base::Callback<void(const std::string& name, | |
| 42 const base::Value& value)> PropertyChangedHandler; | |
| 43 | |
| 44 // A callback to handle responses for methods without results. | |
| 45 typedef base::Callback<void(DBusMethodCallStatus call_status)> VoidCallback; | |
| 46 | |
| 47 // A callback to handle responses for methods with DictionaryValue results. | |
| 48 typedef base::Callback<void( | |
| 49 DBusMethodCallStatus call_status, | |
| 50 const base::DictionaryValue& result)> DictionaryValueCallback; | |
| 51 | |
| 52 // Sets PropertyChanged signal handler. | |
| 53 void SetPropertyChangedHandler(const PropertyChangedHandler& handler); | |
| 54 | |
| 55 // Resets PropertyChanged signal handler. | |
| 56 void ResetPropertyChangedHandler(); | |
| 57 | |
| 58 // Starts monitoring PropertyChanged signal. | |
| 59 void MonitorPropertyChanged(const std::string& interface_name); | |
| 60 | |
| 61 // Calls a method without results. | |
| 62 void CallVoidMethod(dbus::MethodCall* method_call, | |
| 63 const VoidCallback& callback); | |
| 64 | |
| 65 // Calls a method with a dictionary value result. | |
| 66 void CallDictionaryValueMethod(dbus::MethodCall* method_call, | |
| 67 const DictionaryValueCallback& callback); | |
| 68 | |
| 69 private: | |
| 70 // Handles the result of signal connection setup. | |
| 71 void OnSignalConnected(const std::string& interface, | |
| 72 const std::string& signal, | |
| 73 bool success); | |
| 74 | |
| 75 // Handles PropertyChanged signal. | |
| 76 void OnPropertyChanged(dbus::Signal* signal); | |
| 77 | |
| 78 // Handles responses for methods without results. | |
| 79 void OnVoidMethod(const VoidCallback& callback, dbus::Response* response); | |
| 80 | |
| 81 // Handles responses for methods with DictionaryValue results. | |
| 82 void OnDictionaryValueMethod(const DictionaryValueCallback& callback, | |
| 83 dbus::Response* response); | |
| 84 | |
| 85 base::WeakPtrFactory<FlimflamClientHelper> weak_ptr_factory_; | |
| 86 dbus::ObjectProxy* proxy_; | |
| 87 PropertyChangedHandler property_changed_handler_; | |
| 88 | |
| 89 DISALLOW_COPY_AND_ASSIGN(FlimflamClientHelper); | |
| 90 }; | |
| 91 | |
| 92 } // namespace chromeos | |
| 93 | |
| 94 #endif // CHROME_BROWSER_CHROMEOS_DBUS_FLIMFLAM_CLIENT_HELPER_H_ | |
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