1 /* Copyright (c) 2015, 2017 The Linux Foundation. All rights reserved. 2 * 3 * Redistribution and use in source and binary forms, with or without 4 * modification, are permitted provided that the following conditions are 5 * met: 6 * * Redistributions of source code must retain the above copyright 7 * notice, this list of conditions and the following disclaimer. 8 * * Redistributions in binary form must reproduce the above 9 * copyright notice, this list of conditions and the following 10 * disclaimer in the documentation and/or other materials provided 11 * with the distribution. 12 * * Neither the name of The Linux Foundation, nor the names of its 13 * contributors may be used to endorse or promote products derived 14 * from this software without specific prior written permission. 15 * 16 * THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED 17 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF 18 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT 19 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS 20 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 21 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 22 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR 23 * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 24 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE 25 * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN 26 * IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 * 28 */ 29 30 #ifndef __IDATAITEMOBSERVER_H__ 31 #define __IDATAITEMOBSERVER_H__ 32 33 #include <list> 34 #include <string> 35 36 using namespace std; 37 38 namespace loc_core 39 { 40 class IDataItemCore; 41 42 /** 43 * @brief IDataItemObserver interface 44 * @details IDataItemObserver interface; 45 * In OS dependent code this type serves as a handle to an OS independent instance of this interface. 46 */ 47 class IDataItemObserver { 48 49 public: 50 51 /** 52 * @brief Gets name of Data Item Observer 53 * @details Gets name of Data Item Observer 54 * 55 * @param name reference to name of Data Item Observer 56 */ 57 virtual void getName (string & name) = 0; 58 59 /** 60 * @brief Notify updated values of Data Items 61 * @details Notifys updated values of Data items 62 * 63 * @param dlist List of updated data items 64 */ 65 virtual void notify (const std :: list <IDataItemCore *> & dlist) = 0; 66 67 /** 68 * @brief Destructor 69 * @details Destructor 70 */ ~IDataItemObserver()71 virtual ~IDataItemObserver () {} 72 }; 73 74 } // namespace loc_core 75 76 #endif // #ifndef __IDATAITEMOBSERVER_H__ 77