src/system/FSys_PowerManagerImpl.cpp

   1 //
   2 // Copyright (c) 2012 Samsung Electronics Co., Ltd.
   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  * @file                FSys_PowerManagerImpl.cpp
  19  * @brief               This is the implementation file for _PowerManagerImpl class.
  20  */
  21
  22 #include <unique_ptr.h>
  23
  24 #include <pmapi.h>
  25 #include <power.h>
  26 #include <device.h>
  27 #include <runtime_info.h>
  28 #include <vconf.h>
  29
  30 #include <FAppIActiveAppEventListener.h>
  31 #include <FBaseSysLog.h>
  32 #include <FBaseColArrayListT.h>
  33 #include <FBaseColIMapEnumerator.h>
  34 #include <FSysIBatteryEventListener.h>
  35 #include <FSysIChargingEventListener.h>
  36 #include <FSysIScreenEventListener.h>
  37 #include <FSysIBootEventListener.h>
  38 #include <FSys_IPowerManagerEventListener.h>
  39
  40 #include <FApp_AppImpl.h>
  41 #include <FApp_AppInfo.h>
  42 #include <FApp_AppManagerImpl.h>
  43 #include <FBase_NativeError.h>
  44 #include <FIo_AppServiceIpcMessages.h>
  45 #include <FIo_IpcClient.h>
  46 #include <FSys_Types.h>
  47 #include <FSys_BatteryImpl.h>
  48 #include <FSys_DeviceManagerImpl.h>
  49 #include <FSys_PowerManagerImpl.h>
  50
  51 using namespace std;
  52
  53 using namespace Tizen::App;
  54 using namespace Tizen::Base;
  55 using namespace Tizen::Base::Collection;
  56 using namespace Tizen::Io;
  57
  58 namespace Tizen { namespace System
  59 {
  60
  61 static const int _DEVICE_CPU = 1;
  62 static const int _DEVICE_POWER_LEVEL_ON = 1;
  63 static const int _DEVICE_POWER_LEVEL_OFF = 0;
  64 static const int _APPID_LENGTH = 10;
  65 static const int _DEACTIVATED_BRIGHTNESS_CONTROL = -1;
  66 static const float _BRIGHTNESS_RESOLUTION = 10.0;
  67
  68 #ifndef VCONFKEY_SERVICE_READY
  69 #define VCONFKEY_SERVICE_READY  "memory/appservice/serviceready"
  70 #endif
  71
  72 bool _activeApp = false;
  73 bool _deviceCpuPowerOn = false;
  74 bool _keepCpuAwake = false;
  75 bool _keepScreenOnState = false;
  76
  77 IBatteryEventListener* pIBatteryEventListener = null;
  78
  79 ArrayListT<IScreenEventListener*>*      __pSceenEventList = null;
  80 ArrayListT<IChargingEventListener*>*    __pChargingEventList = null;
  81 ArrayListT<_IPowerManagerEventListener*>        __powerEventList;
  82 ArrayListT<IBootEventListener*>*        __pBootEventList = null;
  83
  84 bool _PowerManagerImpl::_InitPowerManager = false;
  85
  86
  87 class _ActiveEventListener
  88         : public IActiveAppEventListener
  89 {
  90 public:
  91         virtual void OnActiveAppChanged(const Tizen::App::AppId& appId);
  92 };
  93
  94 void
  95 _ActiveEventListener::OnActiveAppChanged(const Tizen::App::AppId& appId)
  96 {
  97         int ret = 0;
  98         SysLog(NID_SYS, "Active App is %ls.", appId.GetPointer());
  99
 100         if(appId == _AppInfo::GetApplicationId())
 101         {
 102                 _activeApp = true;
 103         }
 104         else
 105         {
 106                 _activeApp = false;
 107
 108                 if (_keepScreenOnState == true) //In case of Screen power control, it has to be released automatically, when application goes deactive state.
 109                 {
 110                         ret = pm_unlock_state(LCD_NORMAL, GOTO_STATE_NOW);
 111                         SysTryReturnVoidResult(NID_SYS, ret == 0, E_SYSTEM, "[E_SYSTEM] It failed to unlock the power state");
 112                         _keepScreenOnState = false;
 113                 }
 114
 115                 if (_keepCpuAwake == true || _deviceCpuPowerOn == true) //In case of CPU power control, it has to be keep despite of deactive state.
 116                 {
 117                         ret = power_lock_state(POWER_STATE_SCREEN_OFF, 0);
 118                         SysTryReturnVoidResult(NID_SYS, ret == 0, E_SYSTEM, "[E_SYSTEM] It failed to lock the power state");
 119                 }
 120         }
 121 }
 122
 123  _ActiveEventListener* pActiveEventListener = null;
 124
 125 void
 126 BatteryLevelVConfCallback(keynode_t* node, void* userData)
 127 {
 128         SysLog(NID_SYS, "Battery Warn Level is changed");
 129         BatteryLevel    batteryLevel;
 130
 131         if (strcmp(VCONFKEY_SYSMAN_BATTERY_LEVEL_STATUS, vconf_keynode_get_name(node)) == 0)
 132         {
 133                 int level = 0;
 134                 if(vconf_get_int(VCONFKEY_SYSMAN_BATTERY_LEVEL_STATUS, &level) >= 0)
 135                 {
 136                         switch(level)
 137                         {
 138                         case VCONFKEY_SYSMAN_BAT_LEVEL_EMPTY:
 139                                 batteryLevel = BATTERY_EMPTY;
 140                                 break;
 141                         case VCONFKEY_SYSMAN_BAT_LEVEL_CRITICAL:
 142                                 batteryLevel = BATTERY_CRITICAL;
 143                                 break;
 144                         case VCONFKEY_SYSMAN_BAT_LEVEL_LOW:
 145                                 batteryLevel = BATTERY_LOW;
 146                                 break;
 147                         case VCONFKEY_SYSMAN_BAT_LEVEL_HIGH:
 148                                 batteryLevel = BATTERY_HIGH;
 149                                 break;
 150                         case VCONFKEY_SYSMAN_BAT_LEVEL_FULL:
 151                                 batteryLevel = BATTERY_FULL;
 152                                 break;
 153                         default:
 154                                 SysLogException(NID_SYS, E_SYSTEM, "Unavailable battery level is required.");
 155                                 return;
 156                         }
 157                         _AppImpl* pAppImpl = _AppImpl::GetInstance();
 158                         if(pAppImpl != null)
 159                         {
 160                                 SysLog(NID_SYS, "Battery Level event is forwarded");
 161                                 pAppImpl->OnBatteryLevelChanged(batteryLevel);
 162                         }
 163                 }
 164         }
 165 }
 166
 167 void
 168 DeviceBatteryCallback(int percent, void* userData)
 169 {
 170         SysLog(NID_SYS, "Battery Level is called %d", percent);
 171
 172         if (pIBatteryEventListener != null)
 173         {
 174                 pIBatteryEventListener->OnBatteryLevelChangedInPercentage(percent);
 175         }
 176 }
 177
 178 void
 179 RuntimeInfoChangedCallback(runtime_info_key_e key, void* userData)
 180 {
 181         int ret = 0;
 182
 183         if(_AppInfo::GetAppState() == RUNNING)
 184         {
 185                 if (__pChargingEventList != null)
 186                 {
 187                         bool charging = false;
 188                         ret = runtime_info_get_value_bool(RUNTIME_INFO_KEY_BATTERY_IS_CHARGING, &charging);
 189                         if (ret == 0)
 190                         {
 191                                 for(int i = 0; i < __pChargingEventList->GetCount(); i++)
 192                                 {
 193                                         result r = E_SUCCESS;
 194                                         IChargingEventListener* pIChargingEventListener = null;
 195
 196                                         r = __pChargingEventList->GetAt(i, pIChargingEventListener);
 197
 198                                         if (IsFailed(r) == false)
 199                                         {
 200                                                 pIChargingEventListener->OnChargingStateChanged(charging);
 201                                         }
 202                                 }
 203
 204                         }
 205                 }
 206         }
 207 }
 208
 209 void
 210 PowerChangedCallback(power_state_e state, void* userData)
 211 {
 212         std::unique_ptr< IEnumeratorT<_IPowerManagerEventListener*> > pEnumerator(__powerEventList.GetEnumeratorN());
 213         _IPowerManagerEventListener* pIPowerManagerEventListener = null;
 214
 215         if (__pSceenEventList != null)
 216         {
 217                 if (state == POWER_STATE_SCREEN_OFF)
 218                 {
 219                         for (int i = 0; i < __pSceenEventList->GetCount(); i++)
 220                         {
 221                                 IScreenEventListener* pIScreenEventListener = null;
 222                                 result r = E_SUCCESS;
 223                                 r = __pSceenEventList->GetAt(i, pIScreenEventListener);
 224                                 if (IsFailed(r) == false)
 225                                 {
 226                                         pIScreenEventListener->OnScreenOff();
 227                                 }
 228                         }
 229
 230                         if(pEnumerator != null)
 231                         {
 232                                 while(pEnumerator->MoveNext() == E_SUCCESS)
 233                                 {
 234                                         pEnumerator->GetCurrent(pIPowerManagerEventListener);
 235                                         if(pIPowerManagerEventListener != null)
 236                                         {
 237                                                 pIPowerManagerEventListener->OnScreenStateChanged(false);
 238                                         }
 239                                 }
 240                         }
 241                 }
 242                 else if(state == POWER_STATE_NORMAL)
 243                 {
 244                         for (int i = 0; i < __pSceenEventList->GetCount(); i++)
 245                         {
 246                                 IScreenEventListener* pIScreenEventListener = null;
 247                                 result r = E_SUCCESS;
 248                                 r = __pSceenEventList->GetAt(i, pIScreenEventListener);
 249                                 if (IsFailed(r) == false)
 250                                 {
 251                                         pIScreenEventListener->OnScreenOn();
 252                                 }
 253                         }
 254
 255                         if(pEnumerator != null)
 256                         {
 257                                 while(pEnumerator->MoveNext() == E_SUCCESS)
 258                                 {
 259                                         pEnumerator->GetCurrent(pIPowerManagerEventListener);
 260                                         if(pIPowerManagerEventListener != null)
 261                                         {
 262                                                 pIPowerManagerEventListener->OnScreenStateChanged(true);
 263                                         }
 264                                 }
 265                         }
 266                 }
 267         }
 268 }
 269
 270 void
 271 ScreenEventVConfCallback(keynode_t* node, void* userData)
 272 {
 273         int errorCode = 0;
 274         int sysBrightness = 0;
 275
 276         if (__pSceenEventList == null)
 277         {
 278                 SysLogException(NID_SYS, E_SYSTEM, "SceenEventList is not initialized.");
 279                 return;
 280         }
 281         errorCode = vconf_get_int(VCONFKEY_PM_CURRENT_BRIGHTNESS, &sysBrightness);
 282
 283         if ( errorCode != 0)
 284         {
 285                 SysLogException(NID_SYS, E_SYSTEM, "It failed to get Screen brightness");
 286                 return;
 287         }
 288
 289         for (int i = 0; i < __pSceenEventList->GetCount(); i++)
 290         {
 291                 IScreenEventListener* pIScreenEventListener = null;
 292                 __pSceenEventList->GetAt(i, pIScreenEventListener);
 293                 if (pIScreenEventListener != null)
 294                 {
 295                         int brightness = -1;
 296                         int maxBrightness = -1;
 297                         int ret = device_get_max_brightness(0, &maxBrightness);
 298                         if (ret != 0)
 299                         {
 300                                 SysLogException(NID_SYS, E_SYSTEM, "It failed to get the device max brightness");
 301                                 maxBrightness = 100;
 302                         }
 303                         sysBrightness = (sysBrightness == 0) ? 1 : sysBrightness;
 304                         brightness = (int)ceil(((_BRIGHTNESS_RESOLUTION / (float) maxBrightness)) * sysBrightness);
 305                         pIScreenEventListener->OnScreenBrightnessChanged(brightness);
 306                 }
 307         }
 308 }
 309
 310 _PowerManagerImpl::_PowerManagerImpl(void)
 311 {
 312 }
 313
 314 _PowerManagerImpl::~_PowerManagerImpl(void)
 315 {
 316 }
 317
 318 void
 319 _PowerManagerImpl::Init()
 320 {
 321         if(_InitPowerManager == false)
 322         {
 323                 __powerEventList.Construct();
 324                 pActiveEventListener = new (std::nothrow) _ActiveEventListener();
 325                 _AppManagerImpl* pAppManager = _AppManagerImpl::GetInstance();
 326                 pAppManager->AddActiveAppEventListener(*pActiveEventListener);
 327                 _InitPowerManager = true;
 328         }
 329 }
 330
 331 void
 332 _PowerManagerImpl::Term()
 333 {
 334         if(_InitPowerManager == true)
 335         {
 336                 _AppManagerImpl* pAppManager = _AppManagerImpl::GetInstance();
 337                 pAppManager->RemoveActiveAppEventListener(*pActiveEventListener);
 338                 delete(pActiveEventListener);
 339                 pActiveEventListener = null;
 340
 341                 _InitPowerManager = false;
 342         }
 343 }
 344
 345 bool
 346 _PowerManagerImpl::IsActive(void)
 347 {
 348         AppId appId;
 349         result r = E_SUCCESS;
 350         _AppManagerImpl* pAppManagerImpl = _AppManagerImpl::GetInstance();
 351
 352         if(pAppManagerImpl == null)
 353         {
 354                 _activeApp = false;
 355         }
 356         else
 357         {
 358                 r = pAppManagerImpl->GetActiveApp(appId);
 359
 360                 if(r == E_SUCCESS)
 361                 {
 362                         SysLog(NID_SYS, "current active is:%ls, required:%ls", appId.GetPointer(), _AppInfo::GetApplicationId().GetPointer());
 363                         if(appId == _AppInfo::GetApplicationId())
 364                         {
 365                                 _activeApp = true;
 366                         }
 367                         else
 368                         {
 369                                 _activeApp = false;
 370                         }
 371                 }
 372                 else
 373                 {
 374                         _activeApp = false;
 375                 }
 376         }
 377         return _activeApp;
 378 }
 379
 380 result
 381 _PowerManagerImpl::KeepScreenOnState(bool keepOn, bool dimming)
 382 {
 383         int ret = -1;
 384         unsigned int state = LCD_DIM;
 385         _PowerManagerImpl::Init();
 386         SysLog(NID_SYS, "Power control option: keep %d, dimming %d", keepOn, dimming);
 387
 388         if (keepOn == true && IsActive() == true)
 389         {
 390                 if (dimming)
 391                 {
 392                         state = LCD_DIM;
 393                 }
 394                 else
 395                 {
 396                         state = LCD_NORMAL;
 397                 }
 398                 ret = pm_lock_state(state, GOTO_STATE_NOW, 0);
 399                 SysTryReturnResult(NID_SYS, ret == 0, E_SYSTEM, "[E_SYSTEM] It failed to lock the screen state");
 400                 _keepScreenOnState = true;
 401         }
 402         else
 403         {
 404                 ret = pm_unlock_state(LCD_NORMAL, GOTO_STATE_NOW);
 405                 SysTryReturnResult(NID_SYS, ret == 0, E_SYSTEM, "[E_SYSTEM] It failed to unlock the screen state");
 406                 _keepScreenOnState = false;
 407         }
 408
 409         SysLog(NID_SYS, "change screen power policy: keepOn(%d) and dimming(%d)", keepOn, dimming);
 410
 411         return E_SUCCESS;
 412 }
 413
 414 result
 415 _PowerManagerImpl::KeepCpuAwake(bool enable)
 416 {
 417         int ret = 0;
 418         _PowerManagerImpl::Init();
 419
 420         if (enable)
 421         {
 422                 ret = power_lock_state(POWER_STATE_SCREEN_OFF, 0);
 423                 SysTryReturnResult(NID_SYS, ret == 0, E_SYSTEM, "[E_SYSTEM] It failed to lock the power state");
 424                 _keepCpuAwake = true;
 425         }
 426         else
 427         {
 428                  if(_deviceCpuPowerOn == false)
 429                 {
 430                         ret = power_unlock_state(POWER_STATE_SCREEN_OFF);
 431                         SysTryReturnResult(NID_SYS, ret == 0, E_SYSTEM, "[E_SYSTEM] It failed to unlock the power state");
 432                 }
 433                 _keepCpuAwake = false;
 434         }
 435
 436         SysLog(NID_SYS, "change cpu power policy: keepAwake(%s)", enable ? "true" : "false");
 437         return E_SUCCESS;
 438 }
 439
 440 result
 441 _PowerManagerImpl::InitBatteryEvent(void)
 442 {
 443         int ret = vconf_notify_key_changed(VCONFKEY_SYSMAN_BATTERY_LEVEL_STATUS, BatteryLevelVConfCallback, null);
 444         SysTryReturnResult(NID_SYS, ret == 0, E_SYSTEM, "It failed to set the battery event");
 445
 446         return E_SUCCESS;
 447 }
 448
 449 result
 450 _PowerManagerImpl::OnForeground(void)
 451 {
 452         return E_SUCCESS;
 453 }
 454
 455 result
 456 _PowerManagerImpl::OnBackground(void)
 457 {
 458         return E_SUCCESS;
 459 }
 460
 461 result
 462 _PowerManagerImpl::RestoreScreenBrightness(void)
 463 {
 464         result r = E_SUCCESS;
 465
 466         ArrayList requestMessage;
 467         ArrayList responseMessage;
 468
 469         SysTryReturn(NID_SYS, IsActive() == true, E_SUCCESS, r, "It is not active app.");
 470
 471         unique_ptr<_IpcClient> pIpcClient (new (std::nothrow) _IpcClient());
 472         SysTryReturn(NID_SYS, pIpcClient != null, E_OUT_OF_MEMORY, r, "It is failed to create IPC instance.");
 473
 474         r = pIpcClient->Construct(_COMMUNICATION_DISPATCHER_IPC_ID);
 475         SysTryReturn(NID_SYS, r == E_SUCCESS, E_SYSTEM, r, "[%s] It failed to create IpcClient", GetErrorMessage(r));
 476
 477         requestMessage.Construct();
 478         responseMessage.Construct();
 479
 480         String serviceId = _SYSTEM_SERVICE_ID;
 481         String commandId = _SYSTEM_COMMAND_RESTORE_BRIGHTNESS;
 482
 483         requestMessage.Add(serviceId);
 484         requestMessage.Add(commandId);
 485
 486         unique_ptr<IoService_Request> pMsg(new (std::nothrow) IoService_Request(requestMessage, &responseMessage));
 487         SysTryReturnResult(NID_SYS, pMsg != null, E_OUT_OF_MEMORY, "It is failed to create Ipc message");
 488
 489         r = pIpcClient->SendRequest(pMsg.get());
 490         SysTryReturn(NID_SYS, r == E_SUCCESS, E_SYSTEM, r, "[%s] It failed to ipc message", GetErrorMessage(r));
 491
 492         String* pResult = (String*)responseMessage.GetAt(_SYSTEM_RESPONSE_DATA);
 493
 494         SysTryReturnResult(NID_SYS, pResult != null, E_SYSTEM, "It is failed to receive Ipc response.");
 495         SysTryReturnResult(NID_SYS, *pResult == _SYSTEM_RESULT_OK, E_SYSTEM, "It is failed to set brightness.");
 496
 497         responseMessage.RemoveAll(true);
 498         return E_SUCCESS;
 499 }
 500
 501 result
 502 _PowerManagerImpl::SetScreenBrightness(int brightness)
 503 {
 504         int ret = 0;
 505         int maxBrightness = 0;
 506         int actualBrightness = 0;
 507         result r = E_SUCCESS;
 508
 509         SysTryReturn(NID_SYS, IsActive() == true, E_SUCCESS, r, "It is not active app.");
 510         SysTryReturnResult(NID_SYS, (brightness > 0 && brightness < 11), E_OUT_OF_RANGE,
 511                                   "[E_OUT_OF_RANGE] The specified brightness is out of range.");
 512
 513         SysLog(NID_SYS, "Set brightness (%d)", brightness);
 514
 515         ret = device_get_max_brightness(0, &maxBrightness);
 516         SysTryReturnResult(NID_SYS, ret == 0, E_SYSTEM, "It failed to get the device max brightness");
 517
 518         actualBrightness = maxBrightness * brightness / _BRIGHTNESS_RESOLUTION;
 519
 520         ArrayList requestMessage;
 521         ArrayList responseMessage;
 522
 523         unique_ptr<_IpcClient> pIpcClient (new (std::nothrow) _IpcClient());
 524         SysTryReturn(NID_SYS, pIpcClient != null, E_OUT_OF_MEMORY, r, "It is failed to create IPC instance.");
 525
 526         r = pIpcClient->Construct(_COMMUNICATION_DISPATCHER_IPC_ID);
 527         SysTryReturn(NID_SYS, r == E_SUCCESS, E_SYSTEM, r, "[%s] It failed to create IpcClient", GetErrorMessage(r));
 528
 529         requestMessage.Construct();
 530         responseMessage.Construct();
 531
 532         String serviceId = _SYSTEM_SERVICE_ID;
 533         String commandId = _SYSTEM_COMMAND_CHANGE_BRIGHTNESS;
 534         String brightnessValue;
 535         brightnessValue.Append(actualBrightness);
 536
 537         requestMessage.Add(serviceId);
 538         requestMessage.Add(commandId);
 539         requestMessage.Add(brightnessValue);
 540
 541         unique_ptr<IoService_Request> pMsg(new (std::nothrow) IoService_Request(requestMessage, &responseMessage));
 542         SysTryReturnResult(NID_SYS, pMsg != null, E_OUT_OF_MEMORY, "It is failed to create Ipc message");
 543
 544         r = pIpcClient->SendRequest(pMsg.get());
 545         SysTryReturn(NID_SYS, r == E_SUCCESS, E_SYSTEM, r, "[%s] It failed to ipc message", GetErrorMessage(r));
 546
 547         String* pResult = (String*)responseMessage.GetAt(_SYSTEM_RESPONSE_DATA);
 548
 549         SysTryReturnResult(NID_SYS, pResult != null, E_SYSTEM, "It is failed to receive Ipc response.");
 550         SysTryReturnResult(NID_SYS, *pResult == _SYSTEM_RESULT_OK, E_SYSTEM, "It is failed to set brightness.");
 551
 552         responseMessage.RemoveAll(true);
 553         return E_SUCCESS;
 554 }
 555
 556 int
 557 _PowerManagerImpl::GetScreenBrightness(void)
 558 {
 559         int ret = 0;
 560         int brightness = -1;
 561         int maxBrightness = -1;
 562
 563         ClearLastResult();
 564
 565         ret = device_get_brightness(0, &brightness);
 566         if (ret != 0)
 567         {
 568                 SysLogException(NID_SYS, E_SYSTEM, "It failed to get the device brightness");
 569                 SetLastResult(E_SYSTEM);
 570                 return _DEACTIVATED_BRIGHTNESS_CONTROL;
 571         }
 572
 573         if (brightness == 0)
 574         {
 575                 brightness = 1;
 576         }
 577
 578         SysLog(NID_SYS, "System Brightness is %d", brightness);
 579         ret = device_get_max_brightness(0, &maxBrightness);
 580         if (ret != 0)
 581         {
 582                 SysLogException(NID_SYS, E_SYSTEM, "It failed to get the device max brightness");
 583                 SetLastResult(E_SYSTEM);
 584                 return _DEACTIVATED_BRIGHTNESS_CONTROL;
 585         }
 586         return ceil(((_BRIGHTNESS_RESOLUTION / (float) maxBrightness)) * brightness);
 587 }
 588
 589 bool
 590 _PowerManagerImpl::IsScreenOn(void)
 591 {
 592         power_state_e powerState = power_get_state();
 593
 594         if (powerState == POWER_STATE_SCREEN_OFF)
 595         {
 596                 return false;
 597         }
 598         else
 599         {
 600                 return true;
 601         }
 602 }
 603
 604 result
 605 _PowerManagerImpl::TurnScreenOn(void)
 606 {
 607         result r = E_SUCCESS;
 608         int ret = power_wakeup(true);
 609         SysTryReturnResult(NID_SYS, ret == 0, E_SYSTEM, "It failed to unlock the normal screen state");
 610         ret = pm_change_state(LCD_NORMAL);
 611         SysTryReturnResult(NID_SYS, ret == 0, E_SYSTEM, "It failed to change to the normal screen state");
 612
 613         return r;
 614 }
 615
 616 result
 617 _PowerManagerImpl::TurnScreenOff(void)
 618 {
 619         result r = E_SUCCESS;
 620         int ret = pm_change_state(LCD_OFF);
 621
 622         SysTryReturnResult(NID_SYS, ret == 0, E_SYSTEM, "It failed to unlock the screen off screen state");
 623
 624         return r;
 625 }
 626
 627 void
 628 _PowerManagerImpl::SetScreenEventListener(IScreenEventListener& listener)
 629 {
 630         result r = E_SUCCESS;
 631
 632         r = AddScreenEventListener(listener, true);
 633
 634         if (IsFailed(r))
 635         {
 636                 SysLog(NID_SYS, "It failed to register ScreenEventListener");
 637                 return;
 638         }
 639         SysLog(NID_SYS,"It successed to register ScreenEventListener");
 640 }
 641
 642
 643 result
 644 _PowerManagerImpl::AddScreenEventListener(IScreenEventListener& listener, bool isSet)
 645 {
 646         result r = E_SUCCESS;
 647
 648         if (__pSceenEventList == null)
 649         {
 650                 std::unique_ptr< ArrayListT<IScreenEventListener*> > pSceenEventList(new ArrayListT<IScreenEventListener*>);
 651                 SysTryReturnResult(NID_SYS, pSceenEventList, E_SYSTEM, "Memory allocation failed");
 652                 pSceenEventList->Construct();
 653                 int errorCode = 0;
 654                 errorCode = vconf_notify_key_changed(VCONFKEY_PM_CURRENT_BRIGHTNESS, ScreenEventVConfCallback, null);
 655                 SysTryReturnResult(NID_SYS, errorCode == 0, E_SYSTEM, "It failed to add ScreenEvent listener.");
 656
 657                 errorCode = power_set_changed_cb(PowerChangedCallback, null);
 658                 SysTryReturnResult(NID_SYS, errorCode == 0, E_SYSTEM, "It failed to add ScreenEvent listener.");
 659                 __pSceenEventList = pSceenEventList.release();
 660                 SysLog(NID_SYS,"It successed to register power_set_changed_cb");
 661         }
 662
 663         if (isSet == true && __pSceenEventList->GetCount() != 0)
 664         {
 665                 r = __pSceenEventList->SetAt(&listener, 0);
 666         }
 667         else
 668         {
 669                 r = __pSceenEventList->Add(&listener);
 670         }
 671         return r;
 672 }
 673
 674
 675 result
 676 _PowerManagerImpl::RemoveScreenEventListener(IScreenEventListener& listener)
 677 {
 678         result r = E_SUCCESS;
 679
 680         SysTryReturnResult(NID_SYS,__pSceenEventList != null, E_OBJ_NOT_FOUND, "IScreenEventListener list is empty");
 681
 682         r = __pSceenEventList->Remove(&listener);
 683
 684         if (__pSceenEventList->GetCount() == 0)
 685         {
 686                 delete __pSceenEventList;
 687                 __pSceenEventList = null;
 688         }
 689         return r;
 690 }
 691
 692
 693 void
 694 _PowerManagerImpl::SetChargingEventListener(IChargingEventListener& listener)
 695 {
 696         result r = E_SUCCESS;
 697
 698         r = AddChargingEventListener(listener, true);
 699
 700         if (IsFailed(r))
 701         {
 702                 SysLog(NID_SYS, "It failed to register battery charging  event");
 703                 return;
 704         }
 705 }
 706
 707
 708 result
 709 _PowerManagerImpl::AddChargingEventListener(IChargingEventListener& listener, bool isSet)
 710 {
 711         result r = E_SUCCESS;
 712
 713         if (__pChargingEventList == null)
 714         {
 715                 __pChargingEventList = new ArrayListT<IChargingEventListener*>;
 716                 SysTryReturnResult(NID_SYS, __pChargingEventList, E_SYSTEM, "Memory allocation failed");
 717                 __pChargingEventList->Construct();
 718                 int errorCode = 0;
 719                 errorCode = runtime_info_set_changed_cb(RUNTIME_INFO_KEY_BATTERY_IS_CHARGING, RuntimeInfoChangedCallback, null);
 720                 if (errorCode != 0)
 721                 {
 722                         SysLog(NID_SYS, "It failed to register battery charging  event");
 723                         delete __pChargingEventList;
 724                         __pChargingEventList = null;
 725                         return E_SYSTEM;
 726                 }
 727         }
 728
 729         if (isSet == false || __pChargingEventList->GetCount() == 0)
 730         {
 731                 r = __pChargingEventList->Add(&listener);
 732         }
 733         else
 734         {
 735                 r = __pChargingEventList->SetAt(&listener, 0);
 736         }
 737         return r;
 738 }
 739
 740
 741 result
 742 _PowerManagerImpl::RemoveChargingEventListener(IChargingEventListener& listener)
 743 {
 744         result r = E_SUCCESS;
 745
 746         SysTryReturnResult(NID_SYS,__pChargingEventList != null, E_OBJ_NOT_FOUND, "__pChargingEventList list is empty");
 747
 748         r = __pChargingEventList->Remove(&listener);
 749
 750         if (__pChargingEventList->GetCount() == 0)
 751         {
 752                 delete __pChargingEventList;
 753                 __pChargingEventList = null;
 754         }
 755         return r;
 756 }
 757
 758 result
 759 _PowerManagerImpl::SetBatteryEventListener(IBatteryEventListener* pListener)
 760 {
 761         int ret = 0;
 762
 763         if (pListener != null)
 764         {
 765
 766                 if(pIBatteryEventListener == null)
 767                 {
 768                         ret = device_battery_set_cb(DeviceBatteryCallback, null);
 769                         if (ret != 0)
 770                         {
 771                                 SysLog(NID_SYS, "It failed to register battery event");
 772                         }
 773                 }
 774                 pIBatteryEventListener = pListener;
 775         }
 776         else
 777         {
 778                 pIBatteryEventListener = null;
 779                 ret = device_battery_unset_cb();
 780                 if (ret != 0)
 781                 {
 782                         SysLog(NID_SYS, "It failed to unregister battery event");
 783                 }
 784
 785         }
 786         return E_SUCCESS;
 787 }
 788
 789 result
 790 _PowerManagerImpl::PowerControl(int deviceId, int level)
 791 {
 792         int ret = 0;
 793         if(deviceId == _DEVICE_CPU)
 794         {
 795                 if(level == _DEVICE_POWER_LEVEL_ON)
 796                 {
 797                         ret = power_lock_state(POWER_STATE_SCREEN_OFF, 0);
 798                         SysTryReturnResult(NID_SYS, ret == 0, E_SYSTEM, "[E_SYSTEM] It failed to lock the power state");
 799                         _deviceCpuPowerOn = true;
 800
 801                         return E_SUCCESS;
 802                 }
 803                 else if(level == _DEVICE_POWER_LEVEL_OFF)
 804                 {
 805                         if(_keepScreenOnState == false)
 806                         {
 807                                 ret = power_unlock_state(POWER_STATE_SCREEN_OFF);
 808                                 SysTryReturnResult(NID_SYS, ret == 0, E_SYSTEM, "[E_SYSTEM] It failed to unlock the power state");
 809                         }
 810                         _deviceCpuPowerOn = false;
 811                         return E_SUCCESS;
 812                 }
 813         }
 814         return E_SYSTEM;
 815 }
 816
 817 int
 818 _PowerManagerImpl::GetCurrentBatteryLevelInPercentage(void)
 819 {
 820         int ret = 0;
 821         int batteryLevel = 0;
 822
 823         ret = device_battery_get_percent(&batteryLevel);
 824         if(ret != 0)
 825         {
 826                 SetLastResult(E_SYSTEM);
 827         }
 828
 829         return batteryLevel;
 830 }
 831
 832 BatteryLevel
 833 _PowerManagerImpl::GetCurrentBatteryLevel(void)
 834 {
 835         int batteryLevel = 0;
 836         BatteryLevel level = BATTERY_EMPTY;
 837         int ret = vconf_get_int(VCONFKEY_SYSMAN_BATTERY_LEVEL_STATUS, &batteryLevel);
 838         if(ret != 0)
 839         {
 840                 SysLogException(NID_SYS, E_SYSTEM, "It is failed to get battery level.");
 841                 return level;
 842         }
 843
 844         switch(batteryLevel)
 845         {
 846         case VCONFKEY_SYSMAN_BAT_LEVEL_FULL:
 847                 level = BATTERY_LEVEL_FULL;
 848                 break;
 849         case VCONFKEY_SYSMAN_BAT_LEVEL_HIGH:
 850                 level = BATTERY_LEVEL_HIGH;
 851                 break;
 852         case VCONFKEY_SYSMAN_BAT_LEVEL_LOW:
 853                 level = BATTERY_LEVEL_LOW;
 854                 break;
 855         case VCONFKEY_SYSMAN_BAT_LEVEL_CRITICAL:
 856                 level = BATTERY_LEVEL_CRITICAL;
 857                 break;
 858         default:
 859                 level = BATTERY_LEVEL_EMPTY;
 860                 break;
 861         }
 862
 863         return level;
 864 }
 865
 866 bool
 867 _PowerManagerImpl::IsCharging(void)
 868 {
 869         bool chargeState = false;
 870         int ret = 0;
 871         ret = runtime_info_get_value_bool(RUNTIME_INFO_KEY_BATTERY_IS_CHARGING, &chargeState);
 872         if(ret != 0)
 873         {
 874                 SetLastResult(E_SYSTEM);
 875                 return chargeState;
 876         }
 877
 878         return chargeState;
 879 }
 880
 881 result
 882 _PowerManagerImpl::Add_IPowerManagerEventListener(_IPowerManagerEventListener* listener)
 883 {
 884         _PowerManagerImpl::Init();
 885         __powerEventList.Add(listener);
 886         return E_SUCCESS;
 887 }
 888
 889 result
 890 _PowerManagerImpl::Remove_IPowerManagerEventListener(_IPowerManagerEventListener* listener)
 891 {
 892         _PowerManagerImpl::Init();
 893         __powerEventList.Remove(listener);
 894         return E_SUCCESS;
 895 }
 896
 897 static void
 898 BootEventVconfCallback(keynode_t* node, void* userData)
 899 {
 900         if (__pBootEventList == null)
 901         {
 902                 SysLogException(NID_SYS, E_SYSTEM, "BootEventList is not initialized.");
 903                 return;
 904         }
 905
 906         int bootReady = -1;
 907         const int errorCode = vconf_get_int(VCONFKEY_SERVICE_READY, &bootReady);
 908
 909         if (errorCode != 0)
 910         {
 911                 SysLogException(NID_SYS, E_SYSTEM, "It failed to get Boot event status");
 912                 return;
 913         }
 914
 915         std::unique_ptr< IEnumeratorT<IBootEventListener*> > pEnum(__pBootEventList->GetEnumeratorN());
 916
 917         if (pEnum.get())
 918         {
 919                 while (pEnum->MoveNext() == E_SUCCESS)
 920                 {
 921                         IBootEventListener* pListener = null;
 922                         pEnum->GetCurrent(pListener);
 923
 924                         pListener->OnBootCompleted();
 925                 }
 926         }
 927
 928         SysLog(NID_SYS, "Finished invoking boot complete event listener.");
 929 }
 930
 931 result
 932 _PowerManagerImpl::AddBootEventListener(IBootEventListener& listener)
 933 {
 934         if (__pBootEventList == null)
 935         {
 936                 std::unique_ptr< ArrayListT<IBootEventListener*> > pBootEventList(new ArrayListT<IBootEventListener*>);
 937                 SysTryReturnResult(NID_SYS, pBootEventList, E_SYSTEM, "Memory allocation failed");
 938                 pBootEventList->Construct();
 939
 940                 int errorCode = 0;
 941                 errorCode = vconf_notify_key_changed(VCONFKEY_SERVICE_READY, BootEventVconfCallback, null);
 942                 SysTryReturnResult(NID_SYS, errorCode == 0, E_SYSTEM, "It failed to add BootEvent listener.");
 943
 944                 __pBootEventList = pBootEventList.release();
 945                 SysLog(NID_SYS, "It successed to register boot event listener.");
 946         }
 947
 948         return __pBootEventList->Add(&listener);
 949 }
 950
 951 result
 952 _PowerManagerImpl::RemoveBootEventListener(IBootEventListener& listener)
 953 {
 954         result r = E_SUCCESS;
 955
 956         SysTryReturnResult(NID_SYS,__pBootEventList != null, E_OBJ_NOT_FOUND, "IBootEventListener list is empty");
 957
 958         r = __pBootEventList->Remove(&listener);
 959
 960         if (__pBootEventList->GetCount() == 0)
 961         {
 962                 delete __pBootEventList;
 963                 __pBootEventList = null;
 964         }
 965
 966         return E_SUCCESS;
 967 }
 968
 969 _PowerManagerImpl*
 970 _PowerManagerImpl::GetInstance(PowerManager& powerManager)
 971 {
 972         return powerManager.__pPowerManagerImpl;
 973 }
 974
 975 const _PowerManagerImpl*
 976 _PowerManagerImpl::GetInstance(const PowerManager& powerManager)
 977 {
 978         return powerManager.__pPowerManagerImpl;
 979 }
 980 } } //Tizen::System