79 std::tuple<ErrorCode, Action> State::Enter(Intent intent)  in Enter()
83     return {ErrorCode::SUCCESS, Action::ACTION_BUTT};  in Enter()
89 std::tuple<ErrorCode, Action> State::Execute(Intent intent, const Plugin::Any& param)  in Execute()
101 std::tuple<ErrorCode, Action> State::SetSource(const Plugin::Any& param)  in SetSource()
104     return {ErrorCode::ERROR_INVALID_OPERATION, Action::ACTION_BUTT};  in SetSource()
106 std::tuple<ErrorCode, Action> State::Prepare()  in Prepare()
108     return {ErrorCode::ERROR_INVALID_OPERATION, Action::ACTION_BUTT};  in Prepare()
110 std::tuple<ErrorCode, Action> State::Play()  in Play()
112     return {ErrorCode::ERROR_INVALID_OPERATION, Action::ACTION_BUTT};  in Play()
114 std::tuple<ErrorCode, Action> State::Stop()  in Stop()
116     return {ErrorCode::ERROR_INVALID_OPERATION, Action::ACTION_BUTT};  in Stop()
119 std::tuple<ErrorCode, Action> State::Reset()  in Reset()
121     return {ErrorCode::SUCCESS, Action::TRANS_TO_IDLE};  in Reset()
124 std::tuple<ErrorCode, Action> State::Pause()  in Pause()
126     return {ErrorCode::ERROR_INVALID_OPERATION, Action::ACTION_BUTT};  in Pause()
128 std::tuple<ErrorCode, Action> State::Resume()  in Resume()
130     return {ErrorCode::ERROR_INVALID_OPERATION, Action::ACTION_BUTT};  in Resume()
132 std::tuple<ErrorCode, Action> State::Seek(const Plugin::Any& param)  in Seek()
135     return {ErrorCode::ERROR_INVALID_OPERATION, Action::ACTION_BUTT};  in Seek()
137 std::tuple<ErrorCode, Action> State::SetAttribute()  in SetAttribute()
139     return {ErrorCode::ERROR_INVALID_OPERATION, Action::ACTION_BUTT};  in SetAttribute()
141 std::tuple<ErrorCode, Action> State::OnReady()  in OnReady()
143     return {ErrorCode::ERROR_INVALID_OPERATION, Action::ACTION_BUTT};  in OnReady()
145 std::tuple<ErrorCode, Action> State::OnError(const Plugin::Any& param)  in OnError()
147     ErrorCode errorCode = ErrorCode::ERROR_UNKNOWN;  in OnError()
148     if (Plugin::Any::IsSameTypeWith<ErrorCode>(param)) {  in OnError()
149         errorCode = Plugin::AnyCast<ErrorCode>(param);  in OnError()
152     return {ErrorCode::SUCCESS, Action::TRANS_TO_INIT};  in OnError()
154 std::tuple<ErrorCode, Action> State::OnComplete()  in OnComplete()
156     return {ErrorCode::ERROR_INVALID_OPERATION, Action::ACTION_BUTT};  in OnComplete()
158 std::tuple<ErrorCode, Action> State::DispatchIntent(Intent intent, const Plugin::Any& param)  in DispatchIntent()
160     ErrorCode rtv = ErrorCode::SUCCESS;  in DispatchIntent()