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 <FIo.h>
  31 #include <FAppIActiveAppEventListener.h>
  32 #include <FBaseSysLog.h>
  33 #include <FBaseColArrayListT.h>
  34 #include <FBaseColIMapEnumerator.h>
  35 #include <FSysIBatteryEventListener.h>
  36 #include <FSysIChargingEventListener.h>
  37 #include <FSysIScreenEventListener.h>
  38 #include <FSysIBootEventListener.h>
  39 #include <FSys_IPowerManagerEventListener.h>
  40
  41 #include <FApp_AppImpl.h>
  42 #include <FApp_AppInfo.h>
  43 #include <FApp_AppManagerImpl.h>
  44 #include <FBase_NativeError.h>
  45 #include <FIo_AppServiceIpcMessages.h>
  46 #include <FIo_IpcClient.h>
  47 #include <FSys_Types.h>
  48 #include <FSys_BatteryImpl.h>
  49 #include <FSys_DeviceManagerImpl.h>
  50 #include <FSys_PowerManagerImpl.h>
  51
  52 using namespace std;
  53
  54 using namespace Tizen::App;
  55 using namespace Tizen::Base;
  56 using namespace Tizen::Base::Collection;
  57 using namespace Tizen::Io;
  58
  59 namespace Tizen { namespace System
  60 {
  61
  62 static const int _DEVICE_CPU = 1;
  63 static const int _DEVICE_POWER_LEVEL_ON = 1;
  64 static const int _DEVICE_POWER_LEVEL_OFF = 0;
  65 static const int _APPID_LENGTH = 10;
  66 static const int _DEACTIVATED_BRIGHTNESS_CONTROL = -1;
  67 static const float _BRIGHTNESS_RESOLUTION = 10.0;
  68 static const wchar_t* POWER_MANAGER_SERVICE_ID = L"osp.sys.ipcserver.powermanager";
  69
  70 #ifndef VCONFKEY_SERVICE_READY
  71 #define VCONFKEY_SERVICE_READY  "memory/deviced/boot_power_on"
  72 #endif
  73
  74 bool _activeApp = false;
  75 bool _deviceCpuPowerOn = false;
  76 bool _keepCpuAwake = false;
  77 bool _keepScreenOnState = false;
  78
  79 IBatteryEventListener* pIBatteryEventListener = null;
  80
  81 ArrayListT<IScreenEventListener*>*      __pSceenEventList = null;
  82 ArrayListT<IChargingEventListener*>*    __pChargingEventList = null;
  83 ArrayListT<_IPowerManagerEventListener*>        __powerEventList;
  84 ArrayListT<IBootEventListener*>*        __pBootEventList = null;
  85
  86 bool _PowerManagerImpl::_InitPowerManager = false;
  87
  88
  89 class _ActiveEventListener
  90         : public IActiveAppEventListener
  91 {
  92 public:
  93         virtual void OnActiveAppChanged(const Tizen::App::AppId& appId);
  94 };
  95
  96 void
  97 _ActiveEventListener::OnActiveAppChanged(const Tizen::App::AppId& appId)
  98 {
  99         int ret = 0;
 100         SysLog(NID_SYS, "Active App is %ls.", appId.GetPointer());
 101
 102         if(appId == _AppInfo::GetApplicationId())
 103         {
 104                 _activeApp = true;
 105         }
 106         else
 107         {
 108                 _activeApp = false;
 109
 110                 if (_keepScreenOnState == true) //In case of Screen power control, it has to be released automatically, when application goes deactive state.
 111                 {
 112                         ret = pm_unlock_state(LCD_NORMAL, GOTO_STATE_NOW);
 113                         SysTryReturnVoidResult(NID_SYS, ret == 0, E_SYSTEM, "[E_SYSTEM] It failed to unlock the power state");
 114                         _keepScreenOnState = false;
 115                 }
 116
 117                 if (_keepCpuAwake == true || _deviceCpuPowerOn == true) //In case of CPU power control, it has to be keep despite of deactive state.
 118                 {
 119                         ret = power_lock_state(POWER_STATE_SCREEN_OFF, 0);
 120                         SysTryReturnVoidResult(NID_SYS, ret == 0, E_SYSTEM, "[E_SYSTEM] It failed to lock the power state");
 121                 }
 122         }
 123 }
 124
 125  _ActiveEventListener* pActiveEventListener = null;
 126
 127 void
 128 BatteryLevelVConfCallback(keynode_t* node, void* userData)
 129 {
 130         SysLog(NID_SYS, "Battery Warn Level is changed");
 131         BatteryLevel    batteryLevel;
 132
 133         if (strcmp(VCONFKEY_SYSMAN_BATTERY_LEVEL_STATUS, vconf_keynode_get_name(node)) == 0)
 134         {
 135                 int level = 0;
 136                 if(vconf_get_int(VCONFKEY_SYSMAN_BATTERY_LEVEL_STATUS, &level) >= 0)
 137                 {
 138                         switch(level)
 139                         {
 140                         case VCONFKEY_SYSMAN_BAT_LEVEL_EMPTY:
 141                                 batteryLevel = BATTERY_EMPTY;
 142                                 break;
 143                         case VCONFKEY_SYSMAN_BAT_LEVEL_CRITICAL:
 144                                 batteryLevel = BATTERY_CRITICAL;
 145                                 break;
 146                         case VCONFKEY_SYSMAN_BAT_LEVEL_LOW:
 147                                 batteryLevel = BATTERY_LOW;
 148                                 break;
 149                         case VCONFKEY_SYSMAN_BAT_LEVEL_HIGH:
 150                                 batteryLevel = BATTERY_HIGH;
 151                                 break;
 152                         case VCONFKEY_SYSMAN_BAT_LEVEL_FULL:
 153                                 batteryLevel = BATTERY_FULL;
 154                                 break;
 155                         default:
 156                                 SysLogException(NID_SYS, E_SYSTEM, "Unavailable battery level is required.");
 157                                 return;
 158                         }
 159                         _AppImpl* pAppImpl = _AppImpl::GetInstance();
 160                         if(pAppImpl != null)
 161                         {
 162                                 SysLog(NID_SYS, "Battery Level event is forwarded");
 163                                 pAppImpl->OnBatteryLevelChanged(batteryLevel);
 164                         }
 165                 }
 166         }
 167 }
 168
 169 void
 170 DeviceBatteryCallback(int percent, void* userData)
 171 {
 172         SysLog(NID_SYS, "Battery Level is called %d", percent);
 173
 174         if (pIBatteryEventListener != null)
 175         {
 176                 pIBatteryEventListener->OnBatteryLevelChangedInPercentage(percent);
 177         }
 178 }
 179
 180 void
 181 RuntimeInfoChangedCallback(runtime_info_key_e key, void* userData)
 182 {
 183         int ret = 0;
 184
 185         if(_AppInfo::GetAppState() == RUNNING)
 186         {
 187                 if (__pChargingEventList != null)
 188                 {
 189                         bool charging = false;
 190                         ret = runtime_info_get_value_bool(RUNTIME_INFO_KEY_BATTERY_IS_CHARGING, &charging);
 191                         if (ret == 0)
 192                         {
 193                                 for(int i = 0; i < __pChargingEventList->GetCount(); i++)
 194                                 {
 195                                         result r = E_SUCCESS;
 196                                         IChargingEventListener* pIChargingEventListener = null;
 197
 198                                         r = __pChargingEventList->GetAt(i, pIChargingEventListener);
 199
 200                                         if (IsFailed(r) == false)
 201                                         {
 202                                                 pIChargingEventListener->OnChargingStateChanged(charging);
 203                                         }
 204                                 }
 205
 206                         }
 207                 }
 208         }
 209 }
 210
 211 void
 212 PowerChangedCallback(power_state_e state, void* userData)
 213 {
 214         std::unique_ptr< IEnumeratorT<_IPowerManagerEventListener*> > pEnumerator(__powerEventList.GetEnumeratorN());
 215         _IPowerManagerEventListener* pIPowerManagerEventListener = null;
 216
 217         if (__pSceenEventList != null)
 218         {
 219                 if (state == POWER_STATE_SCREEN_OFF)
 220                 {
 221                         for (int i = 0; i < __pSceenEventList->GetCount(); i++)
 222                         {
 223                                 IScreenEventListener* pIScreenEventListener = null;
 224                                 result r = E_SUCCESS;
 225                                 r = __pSceenEventList->GetAt(i, pIScreenEventListener);
 226                                 if (IsFailed(r) == false)
 227                                 {
 228                                         pIScreenEventListener->OnScreenOff();
 229                                 }
 230                         }
 231
 232                         if(pEnumerator != null)
 233                         {
 234                                 while(pEnumerator->MoveNext() == E_SUCCESS)
 235                                 {
 236                                         pEnumerator->GetCurrent(pIPowerManagerEventListener);
 237                                         if(pIPowerManagerEventListener != null)
 238                                         {
 239                                                 pIPowerManagerEventListener->OnScreenStateChanged(false);
 240                                         }
 241                                 }
 242                         }
 243                 }
 244                 else if(state == POWER_STATE_NORMAL)
 245                 {
 246                         for (int i = 0; i < __pSceenEventList->GetCount(); i++)
 247                         {
 248                                 IScreenEventListener* pIScreenEventListener = null;
 249                                 result r = E_SUCCESS;
 250                                 r = __pSceenEventList->GetAt(i, pIScreenEventListener);
 251                                 if (IsFailed(r) == false)
 252                                 {
 253                                         pIScreenEventListener->OnScreenOn();
 254                                 }
 255                         }
 256
 257                         if(pEnumerator != null)
 258                         {
 259                                 while(pEnumerator->MoveNext() == E_SUCCESS)
 260                                 {
 261                                         pEnumerator->GetCurrent(pIPowerManagerEventListener);
 262                                         if(pIPowerManagerEventListener != null)
 263                                         {
 264                                                 pIPowerManagerEventListener->OnScreenStateChanged(true);
 265                                         }
 266                                 }
 267                         }
 268                 }
 269         }
 270 }
 271
 272 void
 273 ScreenEventVConfCallback(keynode_t* node, void* userData)
 274 {
 275         int errorCode = 0;
 276         int sysBrightness = 0;
 277
 278         if (__pSceenEventList == null)
 279         {
 280                 SysLogException(NID_SYS, E_SYSTEM, "SceenEventList is not initialized.");
 281                 return;
 282         }
 283         errorCode = vconf_get_int(VCONFKEY_PM_CURRENT_BRIGHTNESS, &sysBrightness);
 284
 285         if ( errorCode != 0)
 286         {
 287                 SysLogException(NID_SYS, E_SYSTEM, "It failed to get Screen brightness");
 288                 return;
 289         }
 290
 291         for (int i = 0; i < __pSceenEventList->GetCount(); i++)
 292         {
 293                 IScreenEventListener* pIScreenEventListener = null;
 294                 __pSceenEventList->GetAt(i, pIScreenEventListener);
 295                 if (pIScreenEventListener != null)
 296                 {
 297                         int brightness = -1;
 298                         int maxBrightness = -1;
 299                         int ret = device_get_max_brightness(0, &maxBrightness);
 300                         if (ret != 0)
 301                         {
 302                                 SysLogException(NID_SYS, E_SYSTEM, "It failed to get the device max brightness");
 303                                 maxBrightness = 100;
 304                         }
 305                         sysBrightness = (sysBrightness == 0) ? 1 : sysBrightness;
 306                         brightness = (int)ceil(((_BRIGHTNESS_RESOLUTION / (float) maxBrightness)) * sysBrightness);
 307                         pIScreenEventListener->OnScreenBrightnessChanged(brightness);
 308                 }
 309         }
 310 }
 311
 312 _PowerManagerImpl::_PowerManagerImpl(void)
 313 {
 314 }
 315
 316 _PowerManagerImpl::~_PowerManagerImpl(void)
 317 {
 318 }
 319
 320 void
 321 _PowerManagerImpl::Init()
 322 {
 323         if(_InitPowerManager == false)
 324         {
 325                 __powerEventList.Construct();
 326                 pActiveEventListener = new (std::nothrow) _ActiveEventListener();
 327                 _AppManagerImpl* pAppManager = _AppManagerImpl::GetInstance();
 328                 pAppManager->AddActiveAppEventListener(*pActiveEventListener);
 329                 _InitPowerManager = true;
 330         }
 331 }
 332
 333 void
 334 _PowerManagerImpl::Term()
 335 {
 336         if(_InitPowerManager == true)
 337         {
 338                 _AppManagerImpl* pAppManager = _AppManagerImpl::GetInstance();
 339                 pAppManager->RemoveActiveAppEventListener(*pActiveEventListener);
 340                 delete(pActiveEventListener);
 341                 pActiveEventListener = null;
 342
 343                 _InitPowerManager = false;
 344         }
 345 }
 346
 347 bool
 348 _PowerManagerImpl::IsActive(void)
 349 {
 350         AppId appId;
 351         result r = E_SUCCESS;
 352         _AppManagerImpl* pAppManagerImpl = _AppManagerImpl::GetInstance();
 353
 354         if(pAppManagerImpl == null)
 355         {
 356                 _activeApp = false;
 357         }
 358         else
 359         {
 360                 r = pAppManagerImpl->GetActiveApp(appId);
 361
 362                 if(r == E_SUCCESS)
 363                 {
 364                         SysLog(NID_SYS, "current active is:%ls, required:%ls", appId.GetPointer(), _AppInfo::GetApplicationId().GetPointer());
 365                         if(appId == _AppInfo::GetApplicationId())
 366                         {
 367                                 _activeApp = true;
 368                         }
 369                         else
 370                         {
 371                                 _activeApp = false;
 372                         }
 373                 }
 374                 else
 375                 {
 376                         _activeApp = false;
 377                 }
 378         }
 379         return _activeApp;
 380 }
 381
 382 result
 383 _PowerManagerImpl::KeepScreenOnState(bool keepOn, bool dimming)
 384 {
 385         int ret = -1;
 386         unsigned int state = LCD_DIM, flag = GOTO_STATE_NOW;
 387         _PowerManagerImpl::Init();
 388         SysLog(NID_SYS, "Power control option: keep %d, dimming %d", keepOn, dimming);
 389
 390         if (keepOn == true && IsActive() == true)
 391         {
 392                 if (dimming)
 393                 {
 394                         state = LCD_DIM;
 395                         if(power_get_state() == POWER_STATE_NORMAL)
 396                         {
 397                                 flag = STAY_CUR_STATE;
 398                         }
 399                 }
 400                 else
 401                 {
 402                         state = LCD_NORMAL;
 403                 }
 404                 ret = pm_lock_state(state, flag, 0);
 405                 SysTryReturnResult(NID_SYS, ret == 0, E_SYSTEM, "[E_SYSTEM] It failed to lock the screen state");
 406                 _keepScreenOnState = true;
 407         }
 408         else
 409         {
 410                 ret = pm_unlock_state(LCD_NORMAL, GOTO_STATE_NOW);
 411                 SysTryReturnResult(NID_SYS, ret == 0, E_SYSTEM, "[E_SYSTEM] It failed to unlock the screen state");
 412                 _keepScreenOnState = false;
 413         }
 414
 415         SysLog(NID_SYS, "change screen power policy: keepOn(%d) and dimming(%d)", keepOn, dimming);
 416
 417         return E_SUCCESS;
 418 }
 419
 420 result
 421 _PowerManagerImpl::KeepCpuAwake(bool enable)
 422 {
 423         int ret = 0;
 424         _PowerManagerImpl::Init();
 425
 426         if (enable)
 427         {
 428                 ret = power_lock_state(POWER_STATE_SCREEN_OFF, 0);
 429                 SysTryReturnResult(NID_SYS, ret == 0, E_SYSTEM, "[E_SYSTEM] It failed to lock the power state");
 430                 _keepCpuAwake = true;
 431         }
 432         else
 433         {
 434                  if(_deviceCpuPowerOn == false)
 435                 {
 436                         ret = power_unlock_state(POWER_STATE_SCREEN_OFF);
 437                         SysTryReturnResult(NID_SYS, ret == 0, E_SYSTEM, "[E_SYSTEM] It failed to unlock the power state");
 438                 }
 439                 _keepCpuAwake = false;
 440         }
 441
 442         SysLog(NID_SYS, "change cpu power policy: keepAwake(%s)", enable ? "true" : "false");
 443         return E_SUCCESS;
 444 }
 445
 446 result
 447 _PowerManagerImpl::InitBatteryEvent(void)
 448 {
 449         int ret = vconf_notify_key_changed(VCONFKEY_SYSMAN_BATTERY_LEVEL_STATUS, BatteryLevelVConfCallback, null);
 450         SysTryReturnResult(NID_SYS, ret == 0, E_SYSTEM, "It failed to set the battery event");
 451
 452         return E_SUCCESS;
 453 }
 454
 455 result
 456 _PowerManagerImpl::OnForeground(void)
 457 {
 458         return E_SUCCESS;
 459 }
 460
 461 result
 462 _PowerManagerImpl::OnBackground(void)
 463 {
 464         return E_SUCCESS;
 465 }
 466
 467 result
 468 _PowerManagerImpl::RestoreScreenBrightness(void)
 469 {
 470         result r = E_SUCCESS;
 471
 472         ArrayList requestMessage;
 473         ArrayList responseMessage;
 474
 475         SysTryReturn(NID_SYS, IsActive() == true, E_SUCCESS, r, "It is not active app.");
 476
 477         unique_ptr<_IpcClient> pIpcClient (new (std::nothrow) _IpcClient());
 478         SysTryReturn(NID_SYS, pIpcClient != null, E_OUT_OF_MEMORY, r, "It is failed to create IPC instance.");
 479
 480         if(Tizen::Io::File::IsFileExist(L"/opt/usr/etc/common_service_for_powermanager") == true)
 481         {
 482                 SysLog(NID_SYS, "PowerManager is serviced by common-service");
 483                 r = pIpcClient->Construct(POWER_MANAGER_SERVICE_ID);
 484         }
 485         else
 486         {
 487                 r = pIpcClient->Construct(_COMMUNICATION_DISPATCHER_IPC_ID);
 488         }
 489         SysTryReturn(NID_SYS, r == E_SUCCESS, E_SYSTEM, r, "[%s] It failed to create IpcClient", GetErrorMessage(r));
 490
 491         requestMessage.Construct();
 492         responseMessage.Construct();
 493
 494         String serviceId = _SYSTEM_SERVICE_ID;
 495         String commandId = _SYSTEM_COMMAND_RESTORE_BRIGHTNESS;
 496
 497         requestMessage.Add(serviceId);
 498         requestMessage.Add(commandId);
 499
 500         unique_ptr<IoService_Request> pMsg(new (std::nothrow) IoService_Request(requestMessage, &responseMessage));
 501         SysTryReturnResult(NID_SYS, pMsg != null, E_OUT_OF_MEMORY, "It is failed to create Ipc message");
 502
 503         r = pIpcClient->SendRequest(pMsg.get());
 504         SysTryReturn(NID_SYS, r == E_SUCCESS, E_SYSTEM, r, "[%s] It failed to ipc message", GetErrorMessage(r));
 505
 506         String* pResult = (String*)responseMessage.GetAt(_SYSTEM_RESPONSE_DATA);
 507
 508         SysTryReturnResult(NID_SYS, pResult != null, E_SYSTEM, "It is failed to receive Ipc response.");
 509         SysTryReturnResult(NID_SYS, *pResult == _SYSTEM_RESULT_OK, E_SYSTEM, "It is failed to set brightness.");
 510
 511         responseMessage.RemoveAll(true);
 512         return E_SUCCESS;
 513 }
 514
 515 result
 516 _PowerManagerImpl::SetScreenBrightness(int brightness)
 517 {
 518         int ret = 0;
 519         int maxBrightness = 0;
 520         int actualBrightness = 0;
 521         result r = E_SUCCESS;
 522
 523         SysTryReturnResult(NID_SYS, (brightness > 0 && brightness < 11), E_OUT_OF_RANGE,
 524                                   "[E_OUT_OF_RANGE] The specified brightness is out of range.");
 525
 526         SysLog(NID_SYS, "Set brightness (%d)", brightness);
 527
 528         ret = device_get_max_brightness(0, &maxBrightness);
 529         SysTryReturnResult(NID_SYS, ret == 0, E_SYSTEM, "It failed to get the device max brightness");
 530
 531         actualBrightness = maxBrightness * brightness / _BRIGHTNESS_RESOLUTION;
 532
 533         ArrayList requestMessage;
 534         ArrayList responseMessage;
 535
 536         unique_ptr<_IpcClient> pIpcClient (new (std::nothrow) _IpcClient());
 537         SysTryReturn(NID_SYS, pIpcClient != null, E_OUT_OF_MEMORY, r, "It is failed to create IPC instance.");
 538
 539         if(Tizen::Io::File::IsFileExist(L"/opt/usr/etc/common_service_for_powermanager") == true)
 540         {
 541                 SysLog(NID_SYS, "PowerManager is serviced by common-service");
 542                 r = pIpcClient->Construct(POWER_MANAGER_SERVICE_ID);
 543         }
 544         else
 545         {
 546                 r = pIpcClient->Construct(_COMMUNICATION_DISPATCHER_IPC_ID);
 547         }
 548         SysTryReturn(NID_SYS, r == E_SUCCESS, E_SYSTEM, r, "[%s] It failed to create IpcClient", GetErrorMessage(r));
 549
 550         requestMessage.Construct();
 551         responseMessage.Construct();
 552
 553         String serviceId = _SYSTEM_SERVICE_ID;
 554         String commandId = _SYSTEM_COMMAND_CHANGE_BRIGHTNESS;
 555         String brightnessValue;
 556         brightnessValue.Append(actualBrightness);
 557
 558         requestMessage.Add(serviceId);
 559         requestMessage.Add(commandId);
 560         requestMessage.Add(brightnessValue);
 561
 562         unique_ptr<IoService_Request> pMsg(new (std::nothrow) IoService_Request(requestMessage, &responseMessage));
 563         SysTryReturnResult(NID_SYS, pMsg != null, E_OUT_OF_MEMORY, "It is failed to create Ipc message");
 564
 565         r = pIpcClient->SendRequest(pMsg.get());
 566         SysTryReturn(NID_SYS, r == E_SUCCESS, E_SYSTEM, r, "[%s] It failed to ipc message", GetErrorMessage(r));
 567
 568         String* pResult = (String*)responseMessage.GetAt(_SYSTEM_RESPONSE_DATA);
 569
 570         SysTryReturnResult(NID_SYS, pResult != null, E_SYSTEM, "It is failed to receive Ipc response.");
 571         SysTryReturnResult(NID_SYS, *pResult == _SYSTEM_RESULT_OK, E_SYSTEM, "It is failed to set brightness.");
 572
 573         responseMessage.RemoveAll(true);
 574         return E_SUCCESS;
 575 }
 576
 577 int
 578 _PowerManagerImpl::GetScreenBrightness(void)
 579 {
 580         int ret = 0;
 581         int brightness = -1;
 582         int maxBrightness = -1;
 583
 584         ClearLastResult();
 585
 586         ret = device_get_brightness(0, &brightness);
 587         if (ret != 0)
 588         {
 589                 SysLogException(NID_SYS, E_SYSTEM, "It failed to get the device brightness");
 590                 SetLastResult(E_SYSTEM);
 591                 return _DEACTIVATED_BRIGHTNESS_CONTROL;
 592         }
 593
 594         if (brightness == 0)
 595         {
 596                 brightness = 1;
 597         }
 598
 599         SysLog(NID_SYS, "System Brightness is %d", brightness);
 600         ret = device_get_max_brightness(0, &maxBrightness);
 601         if (ret != 0)
 602         {
 603                 SysLogException(NID_SYS, E_SYSTEM, "It failed to get the device max brightness");
 604                 SetLastResult(E_SYSTEM);
 605                 return _DEACTIVATED_BRIGHTNESS_CONTROL;
 606         }
 607         return ceil(((_BRIGHTNESS_RESOLUTION / (float) maxBrightness)) * brightness);
 608 }
 609
 610 bool
 611 _PowerManagerImpl::IsScreenOn(void)
 612 {
 613         power_state_e powerState = power_get_state();
 614
 615         if (powerState == POWER_STATE_SCREEN_OFF)
 616         {
 617                 return false;
 618         }
 619         else
 620         {
 621                 return true;
 622         }
 623 }
 624
 625 result
 626 _PowerManagerImpl::TurnScreenOn(void)
 627 {
 628         result r = E_SUCCESS;
 629         int ret = power_wakeup(true);
 630         SysTryReturnResult(NID_SYS, ret == 0, E_SYSTEM, "It failed to unlock the normal screen state");
 631         ret = pm_change_state(LCD_NORMAL);
 632         SysTryReturnResult(NID_SYS, ret == 0, E_SYSTEM, "It failed to change to the normal screen state");
 633
 634         return r;
 635 }
 636
 637 result
 638 _PowerManagerImpl::TurnScreenOff(void)
 639 {
 640         result r = E_SUCCESS;
 641         int ret = pm_change_state(LCD_OFF);
 642
 643         SysTryReturnResult(NID_SYS, ret == 0, E_SYSTEM, "It failed to unlock the screen off screen state");
 644
 645         return r;
 646 }
 647
 648 void
 649 _PowerManagerImpl::SetScreenEventListener(IScreenEventListener& listener)
 650 {
 651         result r = E_SUCCESS;
 652
 653         r = AddScreenEventListener(listener, true);
 654
 655         if (IsFailed(r))
 656         {
 657                 SysLog(NID_SYS, "It failed to register ScreenEventListener");
 658                 return;
 659         }
 660         SysLog(NID_SYS,"It successed to register ScreenEventListener");
 661 }
 662
 663
 664 result
 665 _PowerManagerImpl::AddScreenEventListener(IScreenEventListener& listener, bool isSet)
 666 {
 667         result r = E_SUCCESS;
 668
 669         if (__pSceenEventList == null)
 670         {
 671                 std::unique_ptr< ArrayListT<IScreenEventListener*> > pSceenEventList(new ArrayListT<IScreenEventListener*>);
 672                 SysTryReturnResult(NID_SYS, pSceenEventList, E_SYSTEM, "Memory allocation failed");
 673                 pSceenEventList->Construct();
 674                 int errorCode = 0;
 675                 errorCode = vconf_notify_key_changed(VCONFKEY_PM_CURRENT_BRIGHTNESS, ScreenEventVConfCallback, null);
 676                 SysTryReturnResult(NID_SYS, errorCode == 0, E_SYSTEM, "It failed to add ScreenEvent listener on VCONFKEY_PM_CURRENT_BRIGHTNESS.");
 677
 678                 errorCode = power_set_changed_cb(PowerChangedCallback, null);
 679                 if(errorCode != POWER_ERROR_NONE)
 680                 {
 681                         SysLogException(NID_SYS, E_SYSTEM, "It is failed to register power callback. So unregister VCONFKEY_PM_CURRENT_BRIGHTNESS also.");
 682                         vconf_ignore_key_changed(VCONFKEY_PM_CURRENT_BRIGHTNESS, ScreenEventVConfCallback);
 683                 }
 684                 SysTryReturnResult(NID_SYS, errorCode == POWER_ERROR_NONE, E_SYSTEM, "It failed to add ScreenEvent listener.");
 685                 __pSceenEventList = pSceenEventList.release();
 686                 SysLog(NID_SYS,"It successed to register power_set_changed_cb");
 687         }
 688
 689         if (isSet == true && __pSceenEventList->GetCount() != 0)
 690         {
 691                 r = __pSceenEventList->SetAt(&listener, 0);
 692         }
 693         else
 694         {
 695                 r = __pSceenEventList->Add(&listener);
 696         }
 697         return r;
 698 }
 699
 700
 701 result
 702 _PowerManagerImpl::RemoveScreenEventListener(IScreenEventListener& listener)
 703 {
 704         result r = E_SUCCESS;
 705
 706         SysTryReturnResult(NID_SYS,__pSceenEventList != null, E_OBJ_NOT_FOUND, "IScreenEventListener list is empty");
 707
 708         r = __pSceenEventList->Remove(&listener);
 709         SysTryReturnResult(NID_SYS, r == E_SUCCESS, E_OBJ_NOT_FOUND, "listener is not exist.");
 710         return E_SUCCESS;
 711 }
 712
 713
 714 void
 715 _PowerManagerImpl::SetChargingEventListener(IChargingEventListener& listener)
 716 {
 717         result r = E_SUCCESS;
 718
 719         r = AddChargingEventListener(listener, true);
 720
 721         if (IsFailed(r))
 722         {
 723                 SysLog(NID_SYS, "It failed to register battery charging  event");
 724                 return;
 725         }
 726 }
 727
 728
 729 result
 730 _PowerManagerImpl::AddChargingEventListener(IChargingEventListener& listener, bool isSet)
 731 {
 732         result r = E_SUCCESS;
 733
 734         if (__pChargingEventList == null)
 735         {
 736                 int errorCode = runtime_info_set_changed_cb(RUNTIME_INFO_KEY_BATTERY_IS_CHARGING, RuntimeInfoChangedCallback, null);
 737                 SysTryReturnResult(NID_SYS, errorCode == RUNTIME_INFO_ERROR_NONE, E_SYSTEM, "It is failed to register RUNTIME_INFO_KEY_BATTERY_IS_CHARGING.");
 738
 739                 __pChargingEventList = new ArrayListT<IChargingEventListener*>;
 740                 SysTryReturnResult(NID_SYS, __pChargingEventList, E_SYSTEM, "Memory allocation failed");
 741                 r = __pChargingEventList->Construct();
 742                 if(r != E_SUCCESS)
 743                 {
 744                         delete __pChargingEventList;
 745                         __pChargingEventList = null;
 746                 }
 747                 SysTryReturnResult(NID_SYS, r == E_SUCCESS, E_SYSTEM, "It is failed to construct charging event list.");
 748         }
 749
 750         if (isSet == false || __pChargingEventList->GetCount() == 0)
 751         {
 752                 r = __pChargingEventList->Add(&listener);
 753         }
 754         else
 755         {
 756                 r = __pChargingEventList->SetAt(&listener, 0);
 757         }
 758         return r;
 759 }
 760
 761
 762 result
 763 _PowerManagerImpl::RemoveChargingEventListener(IChargingEventListener& listener)
 764 {
 765         result r = E_SUCCESS;
 766
 767         SysTryReturnResult(NID_SYS,__pChargingEventList != null, E_OBJ_NOT_FOUND, "__pChargingEventList list is empty");
 768         r = __pChargingEventList->Remove(&listener);
 769         SysTryReturnResult(NID_SYS, r == E_SUCCESS, E_OBJ_NOT_FOUND, "listener is not exist.");
 770
 771         return E_SUCCESS;
 772 }
 773
 774 result
 775 _PowerManagerImpl::SetBatteryEventListener(IBatteryEventListener* pListener)
 776 {
 777         int ret = 0;
 778
 779         if (pListener != null)
 780         {
 781
 782                 if(pIBatteryEventListener == null)
 783                 {
 784                         ret = device_battery_set_cb(DeviceBatteryCallback, null);
 785                         if (ret != 0)
 786                         {
 787                                 SysLog(NID_SYS, "It failed to register battery event");
 788                         }
 789                 }
 790                 pIBatteryEventListener = pListener;
 791         }
 792         else
 793         {
 794                 pIBatteryEventListener = null;
 795                 ret = device_battery_unset_cb();
 796                 if (ret != 0)
 797                 {
 798                         SysLog(NID_SYS, "It failed to unregister battery event");
 799                 }
 800
 801         }
 802         return E_SUCCESS;
 803 }
 804
 805 result
 806 _PowerManagerImpl::PowerControl(int deviceId, int level)
 807 {
 808         int ret = 0;
 809         if(deviceId == _DEVICE_CPU)
 810         {
 811                 if(level == _DEVICE_POWER_LEVEL_ON)
 812                 {
 813                         ret = power_lock_state(POWER_STATE_SCREEN_OFF, 0);
 814                         SysTryReturnResult(NID_SYS, ret == 0, E_SYSTEM, "[E_SYSTEM] It failed to lock the power state");
 815                         _deviceCpuPowerOn = true;
 816
 817                         return E_SUCCESS;
 818                 }
 819                 else if(level == _DEVICE_POWER_LEVEL_OFF)
 820                 {
 821                         if(_keepScreenOnState == false)
 822                         {
 823                                 ret = power_unlock_state(POWER_STATE_SCREEN_OFF);
 824                                 SysTryReturnResult(NID_SYS, ret == 0, E_SYSTEM, "[E_SYSTEM] It failed to unlock the power state");
 825                         }
 826                         _deviceCpuPowerOn = false;
 827                         return E_SUCCESS;
 828                 }
 829         }
 830         return E_SYSTEM;
 831 }
 832
 833 int
 834 _PowerManagerImpl::GetCurrentBatteryLevelInPercentage(void)
 835 {
 836         int ret = 0;
 837         int batteryLevel = 0;
 838
 839         ret = device_battery_get_percent(&batteryLevel);
 840         if(ret != 0)
 841         {
 842                 SetLastResult(E_SYSTEM);
 843         }
 844
 845         return batteryLevel;
 846 }
 847
 848 BatteryLevel
 849 _PowerManagerImpl::GetCurrentBatteryLevel(void)
 850 {
 851         int batteryLevel = 0;
 852         BatteryLevel level = BATTERY_EMPTY;
 853         int ret = vconf_get_int(VCONFKEY_SYSMAN_BATTERY_LEVEL_STATUS, &batteryLevel);
 854         if(ret != 0)
 855         {
 856                 SysLogException(NID_SYS, E_SYSTEM, "It is failed to get battery level.");
 857                 return level;
 858         }
 859
 860         switch(batteryLevel)
 861         {
 862         case VCONFKEY_SYSMAN_BAT_LEVEL_FULL:
 863                 level = BATTERY_LEVEL_FULL;
 864                 break;
 865         case VCONFKEY_SYSMAN_BAT_LEVEL_HIGH:
 866                 level = BATTERY_LEVEL_HIGH;
 867                 break;
 868         case VCONFKEY_SYSMAN_BAT_LEVEL_LOW:
 869                 level = BATTERY_LEVEL_LOW;
 870                 break;
 871         case VCONFKEY_SYSMAN_BAT_LEVEL_CRITICAL:
 872                 level = BATTERY_LEVEL_CRITICAL;
 873                 break;
 874         default:
 875                 level = BATTERY_LEVEL_EMPTY;
 876                 break;
 877         }
 878
 879         return level;
 880 }
 881
 882 bool
 883 _PowerManagerImpl::IsCharging(void)
 884 {
 885         bool chargeState = false;
 886         int ret = 0;
 887         ret = runtime_info_get_value_bool(RUNTIME_INFO_KEY_BATTERY_IS_CHARGING, &chargeState);
 888         if(ret != 0)
 889         {
 890                 SetLastResult(E_SYSTEM);
 891                 return chargeState;
 892         }
 893
 894         return chargeState;
 895 }
 896
 897 result
 898 _PowerManagerImpl::Add_IPowerManagerEventListener(_IPowerManagerEventListener* listener)
 899 {
 900         _PowerManagerImpl::Init();
 901         __powerEventList.Add(listener);
 902         return E_SUCCESS;
 903 }
 904
 905 result
 906 _PowerManagerImpl::Remove_IPowerManagerEventListener(_IPowerManagerEventListener* listener)
 907 {
 908         _PowerManagerImpl::Init();
 909         __powerEventList.Remove(listener);
 910         return E_SUCCESS;
 911 }
 912
 913 static void
 914 BootEventVconfCallback(keynode_t* node, void* userData)
 915 {
 916         if (__pBootEventList == null)
 917         {
 918                 SysLogException(NID_SYS, E_SYSTEM, "BootEventList is not initialized.");
 919                 return;
 920         }
 921
 922         int bootReady = -1;
 923         const int errorCode = vconf_get_int(VCONFKEY_SERVICE_READY, &bootReady);
 924
 925         if (errorCode != 0)
 926         {
 927                 SysLogException(NID_SYS, E_SYSTEM, "It failed to get Boot event status");
 928                 return;
 929         }
 930
 931         std::unique_ptr< IEnumeratorT<IBootEventListener*> > pEnum(__pBootEventList->GetEnumeratorN());
 932
 933         if (pEnum.get())
 934         {
 935                 while (pEnum->MoveNext() == E_SUCCESS)
 936                 {
 937                         IBootEventListener* pListener = null;
 938                         pEnum->GetCurrent(pListener);
 939
 940                         pListener->OnBootCompleted();
 941                 }
 942         }
 943
 944         SysLog(NID_SYS, "Finished invoking boot complete event listener.");
 945 }
 946
 947 result
 948 _PowerManagerImpl::AddBootEventListener(IBootEventListener& listener)
 949 {
 950         if (__pBootEventList == null)
 951         {
 952                 std::unique_ptr< ArrayListT<IBootEventListener*> > pBootEventList(new ArrayListT<IBootEventListener*>);
 953                 SysTryReturnResult(NID_SYS, pBootEventList, E_SYSTEM, "Memory allocation failed");
 954                 pBootEventList->Construct();
 955
 956                 int errorCode = 0;
 957                 errorCode = vconf_notify_key_changed(VCONFKEY_SERVICE_READY, BootEventVconfCallback, null);
 958                 SysTryReturnResult(NID_SYS, errorCode == 0, E_SYSTEM, "It failed to add BootEvent listener.");
 959
 960                 __pBootEventList = pBootEventList.release();
 961                 SysLog(NID_SYS, "It successed to register boot event listener.");
 962         }
 963
 964         return __pBootEventList->Add(&listener);
 965 }
 966
 967 result
 968 _PowerManagerImpl::RemoveBootEventListener(IBootEventListener& listener)
 969 {
 970         result r = E_SUCCESS;
 971
 972         SysTryReturnResult(NID_SYS,__pBootEventList != null, E_OBJ_NOT_FOUND, "IBootEventListener list is empty");
 973
 974         r = __pBootEventList->Remove(&listener);
 975         SysTryReturnResult(NID_SYS, r == E_SUCCESS, E_OBJ_NOT_FOUND, "IBootEventListener list is empty");
 976
 977         return E_SUCCESS;
 978 }
 979
 980 _PowerManagerImpl*
 981 _PowerManagerImpl::GetInstance(PowerManager& powerManager)
 982 {
 983         return powerManager.__pPowerManagerImpl;
 984 }
 985
 986 const _PowerManagerImpl*
 987 _PowerManagerImpl::GetInstance(const PowerManager& powerManager)
 988 {
 989         return powerManager.__pPowerManagerImpl;
 990 }
 991 } } //Tizen::System