policy_manager/stm/stub/stm_inner.c

   1 /*
   2  * Copyright (c) 2018 TOYOTA MOTOR CORPORATION
   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 #include <string.h>
  18 #include "stm.h"
  19 #include "stm_inner.h"
  20
  21 static StmState g_stm_crr_state;
  22 static StmState g_stm_prv_state;
  23
  24 void stmInitializeInner() {
  25     // Initialize previous state
  26     memset(&g_stm_prv_state, 0, sizeof(g_stm_prv_state));
  27
  28     // Initialize current state
  29     g_stm_crr_state = g_stm_prv_state;
  30 }
  31
  32 int stmTransitionStateInner(int event, StmState* state) {
  33     int event_no, category_no, area_no;
  34
  35     event_no    = STM_GET_EVENT_FROM_ID(event);
  36     category_no = STM_GET_CATEGORY_FROM_ID(event);
  37     area_no     = STM_GET_AREA_FROM_ID(event);
  38
  39     // Backup previous state
  40     g_stm_prv_state = g_stm_crr_state;
  41
  42     // -------------------------------------------------------
  43     // There is no policy table by default.
  44     // Therefore update each layers
  45     // to draw the applications in requested area
  46     // in accordance with inputed activate/deactivate events.
  47     // -------------------------------------------------------
  48     if (StmEvtNoActivate == event_no)
  49     {
  50         if (StmCtgNoHomescreen == category_no)
  51         {
  52             g_stm_crr_state.layer[StmLayerNoHomescreen].state = StmLayoutNoHms;
  53             g_stm_crr_state.layer[StmLayerNoHomescreen].changed = STM_TRUE;
  54
  55             // For AGL JIRA SPEC-1407
  56             // Apps layer is invisibled only when Homescreen app is started already
  57             if (StmLayoutNoHms == g_stm_prv_state.layer[StmLayerNoHomescreen].state)
  58             {
  59                 g_stm_crr_state.layer[StmLayerNoApps].state = StmLayoutNoNone;
  60                 g_stm_crr_state.layer[StmLayerNoApps].changed = STM_TRUE;
  61             }
  62         }
  63         else if (StmCtgNoDebug == category_no)
  64         {
  65             if (StmAreaNoNormal == area_no)
  66             {
  67                 g_stm_crr_state.layer[StmLayerNoApps].state = StmLayoutNoDbgNml;
  68             }
  69             else if (StmAreaNoSplitMain == area_no)
  70             {
  71                 g_stm_crr_state.layer[StmLayerNoApps].state = StmLayoutNoDbgSplMain;
  72             }
  73             else if (StmAreaNoSplitSub == area_no)
  74             {
  75                 g_stm_crr_state.layer[StmLayerNoApps].state = StmLayoutNoDbgSplSub;
  76             }
  77             else if (StmAreaNoFullscreen == area_no)
  78             {
  79                 g_stm_crr_state.layer[StmLayerNoApps].state = StmLayoutNoDbgFll;
  80             }
  81             g_stm_crr_state.layer[StmLayerNoApps].changed = STM_TRUE;
  82         }
  83         else if (StmCtgNoSoftwareKeyboard == category_no)
  84         {
  85             g_stm_crr_state.layer[StmLayerNoNearHomescreen].state = StmLayoutNoSftKbd;
  86             g_stm_crr_state.layer[StmLayerNoNearHomescreen].changed = STM_TRUE;
  87         }
  88         else if (StmCtgNoPopUp == category_no)
  89         {
  90             g_stm_crr_state.layer[StmLayerNoOnScreen].state = StmLayoutNoPopUp;
  91             g_stm_crr_state.layer[StmLayerNoOnScreen].changed = STM_TRUE;
  92         }
  93         else if (StmCtgNoSystemAlert == category_no)
  94         {
  95             g_stm_crr_state.layer[StmLayerNoOnScreen].state = StmLayoutNoSysAlt;
  96             g_stm_crr_state.layer[StmLayerNoOnScreen].changed = STM_TRUE;
  97         }
  98     }
  99     else if (StmEvtNoDeactivate == event_no)
 100     {
 101         if (StmCtgNoHomescreen == category_no)
 102         {
 103             g_stm_crr_state.layer[StmLayerNoHomescreen].state = StmLayoutNoNone;
 104             g_stm_crr_state.layer[StmLayerNoHomescreen].changed = STM_TRUE;
 105         }
 106         else if (StmCtgNoDebug == category_no)
 107         {
 108             if ((StmLayoutNoDbgNml     == g_stm_prv_state.layer[StmLayerNoApps].state) ||
 109                 (StmLayoutNoDbgSplMain == g_stm_prv_state.layer[StmLayerNoApps].state) ||
 110                 (StmLayoutNoDbgSplSub  == g_stm_prv_state.layer[StmLayerNoApps].state) ||
 111                 (StmLayoutNoDbgFll     == g_stm_prv_state.layer[StmLayerNoApps].state))
 112             {
 113                 g_stm_crr_state.layer[StmLayerNoApps].state = StmLayoutNoNone;
 114                 g_stm_crr_state.layer[StmLayerNoApps].changed = STM_TRUE;
 115             }
 116         }
 117         else if (StmCtgNoSoftwareKeyboard == category_no)
 118         {
 119             if (StmLayoutNoSftKbd == g_stm_prv_state.layer[StmLayerNoNearHomescreen].state )
 120             {
 121                 g_stm_crr_state.layer[StmLayerNoNearHomescreen].state = StmLayoutNoNone;
 122                 g_stm_crr_state.layer[StmLayerNoNearHomescreen].changed = STM_TRUE;
 123             }
 124         }
 125         else if (StmCtgNoPopUp == category_no)
 126         {
 127             if (StmLayoutNoPopUp == g_stm_prv_state.layer[StmLayerNoOnScreen].state )
 128             {
 129                 g_stm_crr_state.layer[StmLayerNoOnScreen].state = StmLayoutNoNone;
 130                 g_stm_crr_state.layer[StmLayerNoOnScreen].changed = STM_TRUE;
 131             }
 132         }
 133         else if (StmCtgNoSystemAlert == category_no)
 134         {
 135             if (StmLayoutNoSysAlt == g_stm_prv_state.layer[StmLayerNoOnScreen].state )
 136             {
 137                 g_stm_crr_state.layer[StmLayerNoOnScreen].state = StmLayoutNoNone;
 138                 g_stm_crr_state.layer[StmLayerNoOnScreen].changed = STM_TRUE;
 139             }
 140         }
 141     }
 142
 143     // Copy current state for return
 144     memcpy(state, &g_stm_crr_state, sizeof(g_stm_crr_state));
 145
 146     return 0;
 147 }
 148
 149 void stmUndoStateInner() {
 150     g_stm_crr_state = g_stm_prv_state;
 151 }