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  1. /*
  2.  * Copyright 2014 - 2015 Samsung Electronics Co., Ltd All Rights Reserved
  3.  *
  4.  * Licensed under the Apache License, Version 2.0 (the "License");
  5.  * you may not use this file except in compliance with the License.
  6.  * You may obtain a copy of the License at
  7.  *
  8.  * http://www.apache.org/licenses/LICENSE-2.0
  9.  *
  10.  * Unless required by applicable law or agreed to in writing, software
  11.  * distributed under the License is distributed on an "AS IS" BASIS,
  12.  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13.  * See the License for the specific language governing permissions and
  14.  * limitations under the License.
  15.  *
  16.  */
  17.  
  18. #ifndef _NAVIGATOR_H_
  19. #define _NAVIGATOR_H_
  20.  
  21. #include "view/view.h"
  22. #include "main-app.h"
  23.  
  24. /* Forward declaration: */
  25. typedef struct _navigator navigator;
  26.  
  27. /**
  28.  * @brief Create navigator instance
  29.  * @return File system manager instance on success, otherwise NULL
  30.  */
  31. navigator *navigator_create(app_data *data);
  32.  
  33. /**
  34.  * @brief Destroy navigator instance
  35.  * @param[in]   navi    Navigator instance
  36.  */
  37. void navigator_destroy(navigator *navi);
  38.  
  39. /**
  40.  * @brief Add view to navigator
  41.  * @param[in]   navi        Navigator instance
  42.  * @param[in]   view_title  View title
  43.  * @param[in]   view        View data
  44.  * @return Error code. RESULT_TYPE_OK if operation success.
  45.  */
  46. int navigator_add_view(navigator *navi, const char *view_title, view_data *view);
  47.  
  48. /**
  49.  * @brief Make navigation to previous view
  50.  * @param[in]   navi        Navigator instance
  51.  * @return Error code. RESULT_TYPE_OK if operation success.
  52.  */
  53. int navigator_goto_previous_view(navigator *navi);
  54.  
  55. /**
  56.  * @brief Make navigation to root view
  57.  * @param[in]   navi        Navigator instance
  58.  * @return Error code. RESULT_TYPE_OK if operation success.
  59.  */
  60. int navigator_goto_root_view(navigator *navi);
  61.  
  62. /**
  63.  * @brief Make navigation to view by its index
  64.  * @param[in]   navi        Navigator instance
  65.  * @param[in]   index       View index in stack
  66.  * @return Error code. RESULT_TYPE_OK if operation success.
  67.  */
  68. int navigator_goto_view_by_index(navigator *navi, int index);
  69.  
  70. #endif /* _NAVIGATOR_H_ */