1# System Common Events 2 3This document provides a list of common events defined by the system. 4Common event types are defined in [Support enumeration of the ohos.commonEventManager module](../js-apis-commonEventManager.md#support). 5 6## Ability Kit 7 8 9### COMMON_EVENT_PACKAGE_RESTARTED 10 11Indicates that the user has restarted the application package and killed all its processes. 12 13When the specified user restarts the application and kills all its processes, the event notification service is triggered to publish this event. 14 15**System capability**: SystemCapability.Notification.CommonEvent 16 17**Required subscriber permissions**: none 18 19**Value**: "usual.event.PACKAGE_RESTARTED" 20 21### COMMON_EVENT_PACKAGE_DATA_CLEARED 22 23Indicates the common event that the user has cleared the application package data. 24 25When the specified user clears the application package data on the device, the event notification service is triggered to publish this event. 26 27**System capability**: SystemCapability.Notification.CommonEvent 28 29**Required subscriber permissions**: none 30 31**Value**: "usual.event.PACKAGE_DATA_CLEARED" 32 33 34### COMMON_EVENT_QUICK_FIX_APPLY_RESULT 35 36Indicates the result of applying a quick fix to the application. 37 38When the specified user applies a quick fix to the application on the device, the event notification service is triggered to publish this event. 39 40**System capability**: SystemCapability.Notification.CommonEvent 41 42**Required subscriber permissions**: none 43 44**Value**: "usual.event.QUICK_FIX_APPLY_RESULT" 45 46### COMMON_EVENT_QUICK_FIX_REVOKE_RESULT<sup>10+</sup> 47 48Indicates the result of revoking a quick fix to the application. 49 50When a quick fix to the application is revoked on the device, the event notification service is triggered to publish this event. 51 52**System capability**: SystemCapability.Notification.CommonEvent 53 54**Required subscriber permissions**: none 55 56**Value**: "usual.event.QUICK_FIX_REVOKE_RESULT" 57 58### COMMON_EVENT_PACKAGE_ADDED 59 60Indicates that a new application package has been installed on the device. 61 62When a new application is installed by a specified user on the device, the event notification service is triggered to publish this event. 63 64**System capability**: SystemCapability.Notification.CommonEvent 65 66**Required subscriber permissions**: none 67 68**Value**: "usual.event.PACKAGE_ADDED" 69 70 71### COMMON_EVENT_PACKAGE_REMOVED 72 73Indicates the common event that an installed application has been uninstalled from the device with the application data retained. 74 75When a specified application package is removed by a specified user on the device, the event notification service is triggered to publish this event. 76 77**System capability**: SystemCapability.Notification.CommonEvent 78 79**Required subscriber permissions**: none 80 81**Value**: "usual.event.PACKAGE_REMOVED" 82 83 84### COMMON_EVENT_BUNDLE_REMOVED 85 86Indicates the common event that an installed bundle has been uninstalled from the device. 87 88**System capability**: SystemCapability.Notification.CommonEvent 89 90**Required subscriber permissions**: none 91 92**Value**: "usual.event.BUNDLE_REMOVED" 93 94 95### COMMON_EVENT_PACKAGE_FULLY_REMOVED 96 97Indicates the common event that an installed application has been completely uninstalled from the device. 98 99**System capability**: SystemCapability.Notification.CommonEvent 100 101**Required subscriber permissions**: none 102 103**Value**: "usual.event.PACKAGE_FULLY_REMOVED" 104 105 106### COMMON_EVENT_PACKAGE_CHANGED 107 108Indicates that an application package has been changed (for example, an ability in the package has been enabled or disabled). 109 110When an application package installed on the device is updated or an ability in the package is enabled or disabled, the event notification service is triggered to publish this event. 111 112**System capability**: SystemCapability.Notification.CommonEvent 113 114**Required subscriber permissions**: none 115 116**Value**: "usual.event.PACKAGE_CHANGED" 117 118 119### COMMON_EVENT_PACKAGE_CACHE_CLEARED 120 121Indicates that the user cleared the application package cache. 122 123When the cache of an application package installed on the device is cleared, the event notification service is triggered to publish this event. 124 125**System capability**: SystemCapability.Notification.CommonEvent 126 127**Required subscriber permissions**: none 128 129**Value**: "usual.event.PACKAGE_CACHE_CLEARED" 130 131 132### COMMON_EVENT_PACKAGES_SUSPENDED 133 134Indicates the common event that application packages have been suspended. 135 136**System capability**: SystemCapability.Notification.CommonEvent 137 138**Required subscriber permissions**: none 139 140**Value**: "usual.event.PACKAGES_SUSPENDED" 141 142 143 144### COMMON_EVENT_MY_PACKAGE_SUSPENDED 145 146Sent to a package that has been suspended by the system. 147 148**System capability**: SystemCapability.Notification.CommonEvent 149 150**Required subscriber permissions**: none 151 152**Value**: "usual.event.MY_PACKAGE_SUSPENDED" 153 154 155### COMMON_EVENT_MY_PACKAGE_UNSUSPENDED 156 157Sent to a package that has been unsuspended by the system. 158 159**System capability**: SystemCapability.Notification.CommonEvent 160 161**Required subscriber permissions**: none 162 163**Value**: "usual.event.MY_PACKAGE_UNSUSPENDED" 164 165### COMMON_EVENT_MANAGE_PACKAGE_STORAGE 166 167Notifies the low memory state and package management should be started. 168 169**System capability**: SystemCapability.Notification.CommonEvent 170 171**Required subscriber permissions**: none 172 173**Value**: "usual.event.MANAGE_PACKAGE_STORAGE" 174 175 176 177## Account Kit 178 179### COMMON_EVENT_MINORSMODE_ON<sup>12+</sup> 180 181Indicates that the minor mode is enabled. 182 183When the minor mode is enabled on the device, the event notification service is triggered to publish this event. 184 185**System capability**: SystemCapability.Notification.CommonEvent 186 187**Required subscriber permissions**: none 188 189**Atomic service API**: This API can be used in atomic services since API version 12. 190 191**Value**: "usual.event.MINORSMODE_ON" 192 193### COMMON_EVENT_MINORSMODE_OFF<sup>12+</sup> 194 195Indicates that the minor mode is disabled. 196 197When the minor mode is disabled on the device, the event notification service is triggered to publish this event. 198 199**System capability**: SystemCapability.Notification.CommonEvent 200 201**Required subscriber permissions**: none 202 203**Atomic service API**: This API can be used in atomic services since API version 12. 204 205**Value**: "usual.event.MINORSMODE_OFF" 206 207 208 209## ArkUI 210 211### COMMON_EVENT_SPLIT_SCREEN 212 213Indicates a screen splitting action. 214 215When any of the following actions is performed, the event notification service is triggered to publish this event: accessing the recent tasks screen, creating a split-screen bar, and destroying a split-screen bar. 216 217**System capability**: SystemCapability.Notification.CommonEvent 218 219**Required subscriber permissions:** ohos.permission.RECEIVER_SPLIT_SCREEN 220 221**Atomic service API**: This API can be used in atomic services since API version 11. 222 223**Value**: usual.event.SPLIT_SCREEN" 224 225 226 227## Notification Kit 228 229### COMMON_EVENT_SLOT_CHANGE 230 231 Indicates that the notification slot or notification switch settings have changed. 232 233 When the notification slot settings (including the switch) change or the notification feature is enabled or disabled, the notification service is triggered to publish this event. 234 235**System capability**: SystemCapability.Notification.CommonEvent 236 237**Required subscriber permissions:** ohos.permission.NOTIFICATION_CONTROLLER 238 239**System capability**: SystemCapability.Notification.CommonEvent 240 241**Value**: "usual.event.SLOT_CHANGE" 242 243 244 245 246## Background Tasks Kit 247 248 249### COMMON_EVENT_DEVICE_IDLE_MODE_CHANGED 250Indicates that the system idle mode has changed. 251 252When the user does not use the device for the specified period of time and the screen is turned off, the system delays the CPU and network access by background applications, and the event notification service is triggered to publish this event. 253 254**System capability**: SystemCapability.Notification.CommonEvent 255 256**Required subscriber permissions**: none 257 258**Value**: "usual.event.DEVICE_IDLE_MODE_CHANGED" 259 260 261 262 263## Basic Services Kit 264 265### COMMON_EVENT_USB_STATE 266 267Indicates that the USB device state has changed. 268 269When a USB device is connected to or disconnected from the device, the event notification service is triggered to publish this event. 270 271**System capability**: SystemCapability.Notification.CommonEvent 272 273**Required subscriber permissions**: none 274 275**Value**: "usual.event.hardware.usb.action.USB_STATE" 276 277 278### COMMON_EVENT_USB_PORT_CHANGED 279 280Indicates that the USB port state of the device has changed. 281 282When the USB port state changes, the event notification service is triggered to publish this event. 283 284**System capability**: SystemCapability.Notification.CommonEvent 285 286**Required subscriber permissions**: none 287 288**Value**: "usual.event.hardware.usb.action.USB_PORT_CHANGED" 289 290 291### COMMON_EVENT_USB_DEVICE_ATTACHED 292 293Indicates that a USB device has been attached to the device functioning as a USB host. 294 295When a USB device is attached, the event notification service is triggered to publish this event. 296 297**System capability**: SystemCapability.Notification.CommonEvent 298 299**Required subscriber permissions**: none 300 301**Value**: "usual.event.hardware.usb.action.USB_DEVICE_ATTACHED" 302 303 304### COMMON_EVENT_USB_DEVICE_DETACHED 305 306Indicates that a USB device has been detached from the device functioning as a USB host. 307 308When a USB device is detached, the event notification service is triggered to publish this event. 309 310**System capability**: SystemCapability.Notification.CommonEvent 311 312**Required subscriber permissions**: none 313 314**Value**: "usual.event.hardware.usb.action.USB_DEVICE_DETACHED" 315 316 317### COMMON_EVENT_TIME_CHANGED 318 319Indicates the common event that the system time is set. 320 321When the system time is set, the event notification service is triggered to publish this event. 322 323**System capability**: SystemCapability.Notification.CommonEvent 324 325**Required subscriber permissions**: none 326 327**Value**: "usual.event.TIME_CHANGED" 328 329 330### COMMON_EVENT_TIME_TICK 331 332Indicates the common event that the system time has changed. 333 334When the system time in the unit of minute changes, the event notification service is triggered to publish this event. 335 336**System capability**: SystemCapability.Notification.CommonEvent 337 338**Required subscriber permissions**: none 339 340**Value**: "usual.event.TIME_TICK" 341 342 343### COMMON_EVENT_TIMEZONE_CHANGED 344 345Indicates the common event that the system time zone has changed. 346 347When the system time zone changes, the event notification service is triggered to publish this event. 348 349**System capability**: SystemCapability.Notification.CommonEvent 350 351**Required subscriber permissions**: none 352 353**Value**: "usual.event.TIMEZONE_CHANGED" 354 355### COMMON_EVENT_USER_INFO_UPDATED 356 357Indicates that the user information has been updated. 358 359When the distributed account information, system account profile picture, or system account name is changed, the event notification service is triggered to publish this event carrying the system account ID. 360 361APIs related to this event: **setOsAccountName**, **setOsAccountProfilePhoto**, and **setOsAccountDistributedInfon**. The first two are system APIs, and the last is a public API. For details, see [@ohos.account.osAccount (System Account Management)](../js-apis-osAccount.md) and [@ohos.account.distributedAccount (Distributed Account Management)](../js-apis-distributed-account.md). 362 363**System capability**: SystemCapability.Notification.CommonEvent 364 365**Required subscriber permissions**: none 366 367**System capability**: SystemCapability.Notification.CommonEvent 368 369**Value**: "usual.event.USER_INFO_UPDATED" 370 371 372### COMMON_EVENT_USER_UNLOCKED 373 374Indicates that the credential-encrypted storage has been unlocked for the current user after the device is restarted. 375 376When the device is unlocked with the lock screen password the first time after user switching, the event notification service is triggered to publish this event carrying the system account ID that identifies the user. 377 378APIs related to this event: **auth**. This API is a system API. For details, see [@ohos.account.osAccount (OS Account Management)](../js-apis-osAccount.md). 379 380**System capability**: SystemCapability.Notification.CommonEvent 381 382**Required subscriber permissions**: none 383 384**System capability**: SystemCapability.Notification.CommonEvent 385 386**Value**: "usual.event.USER_UNLOCKED" 387 388 389### COMMON_EVENT_DISTRIBUTED_ACCOUNT_LOGIN 390 391Indicates a successful login from a distributed account. 392 393When a distributed account is successfully logged in, the event notification service is triggered to publish this event carrying the system account ID. 394 395APIs related to this event: **setOsAccountDistributedInfo** and **updateOsAccountDistributedInfo** (discarded), and **setOsAccountDistributedInfoByLocalId**. The first two are public APIs, and the last one is a system API. For details, see [@ohos.account.distributedAccount (Distributed Account Management)](../js-apis-distributed-account.md). 396 397**System capability**: SystemCapability.Notification.CommonEvent 398 399**Required subscriber permissions**: none 400 401**Atomic service API**: This API can be used in atomic services since API version 12. 402 403**Value**: "common.event.DISTRIBUTED_ACCOUNT_LOGIN" 404 405 406### COMMON_EVENT_DISTRIBUTED_ACCOUNT_LOGOUT 407 408Indicates a successful logout from a distributed account. 409 410When a distributed account is successfully logged out, the event notification service is triggered to publish this event carrying the system account ID. 411 412APIs related to this event: **setOsAccountDistributedInfo** and **updateOsAccountDistributedInfo** (discarded), and **setOsAccountDistributedInfoByLocalId**. The first two are public APIs, and the last one is a system API. For details, see [@ohos.account.distributedAccount (Distributed Account Management)](../js-apis-distributed-account.md). 413 414**System capability**: SystemCapability.Notification.CommonEvent 415 416**Required subscriber permissions**: none 417 418**Atomic service API**: This API can be used in atomic services since API version 12. 419 420**Value**: "common.event.DISTRIBUTED_ACCOUNT_LOGOUT" 421 422 423### COMMON_EVENT_DISTRIBUTED_ACCOUNT_TOKEN_INVALID 424 425Indicates that the token of a distributed account is invalid. 426 427When the token of a distributed account is invalid, the event notification service is triggered to publish this event carrying the system account ID. 428 429APIs related to this event: **setOsAccountDistributedInfo** and **updateOsAccountDistributedInfo** (discarded), and **setOsAccountDistributedInfoByLocalId**. The first two are public APIs, and the last one is a system API. For details, see [@ohos.account.distributedAccount (Distributed Account Management)](../js-apis-distributed-account.md). 430 431**Required subscriber permissions**: none 432 433**System capability**: SystemCapability.Notification.CommonEvent 434 435**Atomic service API**: This API can be used in atomic services since API version 12. 436 437**Value**: "common.event.DISTRIBUTED_ACCOUNT_TOKEN_INVALID" 438 439### COMMON_EVENT_DISTRIBUTED_ACCOUNT_LOGOFF 440 441Indicates that a distributed account is deregistered. 442 443When a distributed account is deregistered, the event notification service is triggered to publish this event carrying the system account ID. 444 445APIs related to this event: **setOsAccountDistributedInfo** and **updateOsAccountDistributedInfo** (discarded), and **setOsAccountDistributedInfoByLocalId**. The first two are public APIs, and the last one is a system API. For details, see [@ohos.account.distributedAccount (Distributed Account Management)](../js-apis-distributed-account.md). 446 447**System capability**: SystemCapability.Notification.CommonEvent 448 449**Required subscriber permissions**: none 450 451**Atomic service API**: This API can be used in atomic services since API version 12. 452 453**Value**: "common.event.DISTRIBUTED_ACCOUNT_LOGOFF" 454 455### COMMON_EVENT_SCREEN_LOCKED 456 457Indicates that the screen has been locked. 458When the screen is locked, the event notification service is triggered to publish this event. 459 460**System capability**: SystemCapability.Notification.CommonEvent 461 462**Required subscriber permissions**: none 463 464**Atomic service API**: This API can be used in atomic services since API version 11. 465 466**Value**: usual.event.SCREEN_LOCKED 467 468### COMMON_EVENT_SCREEN_UNLOCKED 469 470Indicates that the screen has been unlocked. 471When the screen is unlocked, the event notification service is triggered to publish this event. 472 473**System capability**: SystemCapability.Notification.CommonEvent 474 475**Required subscriber permissions**: none 476 477**Atomic service API**: This API can be used in atomic services since API version 11. 478 479**Value**: usual.event.SCREEN_UNLOCKED 480 481 482### COMMON_EVENT_USER_PRESENT<sup>(deprecated)</sup> 483Indicates the action of a common event that the user unlocks the device. 484 485 > Notes: 486 > 487 > This API is deprecated since API Version 10 and replaced by [COMMON_EVENT_SCREEN_UNLOCKED](#common_event_screen_unlocked). 488 489**System capability**: SystemCapability.Notification.CommonEvent 490 491**Required subscriber permissions**: none 492 493**Value**: usual.event.USER_PRESENT 494 495 496### COMMON_EVENT_BATTERY_CHANGED 497 498Indicates that the charging state, level, and other information about the battery have changed. 499 500When any of the following information changes, the event notification service is triggered to publish this event: battery level, battery voltage, battery temperature, battery health status, type of the charger connected to the device, maximum current of the charger, maximum voltage of the charger, battery charging status, number of charging times, total battery capacity, remaining battery capacity, battery model, current of the battery, and battery charging type. 501 502**System capability**: SystemCapability.Notification.CommonEvent 503 504**Required subscriber permissions**: none 505 506**Value**: "usual.event.BATTERY_CHANGED" 507 508 509### COMMON_EVENT_BATTERY_LOW 510 511Indicates that the battery level is low. 512 513When the battery level drops to lower than the low battery level set for the device, the event notification service is triggered to publish this event. <!--Del-->For details about how to set the low battery level percentage, see [Battery Level Customization](https://gitee.com/openharmony/docs/blob/master/en/device-dev/subsystems/subsys-power-battery-level-customization.md).<!--DelEnd--> 514 515**System capability**: SystemCapability.Notification.CommonEvent 516 517**Required subscriber permissions**: none 518 519**Value**: "usual.event.BATTERY_LOW" 520 521 522### COMMON_EVENT_BATTERY_OKAY 523 524Indicates that the battery level is normal. 525 526When the battery level changes from the low level to normal level, the event notification service is triggered to publish this event. 527 528 529**System capability**: SystemCapability.Notification.CommonEvent 530 531**Required subscriber permissions**: none 532 533**Value**: "usual.event.BATTERY_OKAY" 534 535 536### COMMON_EVENT_POWER_CONNECTED 537 538Indicates that the device is connected to an external power supply. 539 540When the device connects to an external charger, the event notification service is triggered to publish this event. 541 542**System capability**: SystemCapability.Notification.CommonEvent 543 544**Required subscriber permissions**: none 545 546**Value**: "usual.event.POWER_CONNECTED" 547 548 549### COMMON_EVENT_POWER_DISCONNECTED 550 551Indicates that the device is disconnected from the external power supply. 552 553When the device is disconnected from the external power supply, the event notification service is triggered to publish this event. 554 555**System capability**: SystemCapability.Notification.CommonEvent 556 557**Required subscriber permissions**: none 558 559**Value**: "usual.event.POWER_DISCONNECTED" 560 561 562### COMMON_EVENT_DISCHARGING 563 564Indicates the common event that the system stops charging the battery. 565 566When the system stops charging the battery, the event notification service is triggered to publish this event. 567 568**System capability**: SystemCapability.Notification.CommonEvent 569 570**Required subscriber permissions**: none 571 572**Value**: "usual.event.DISCHARGING" 573 574 575### COMMON_EVENT_CHARGING 576 577Indicates the common event that the system starts charging the battery. 578 579When the system starts charging the battery, the event notification service is triggered to publish this event. 580 581**System capability**: SystemCapability.Notification.CommonEvent 582 583**Required subscriber permissions**: none 584 585**Value**: "usual.event.CHARGING" 586 587### COMMON_EVENT_CHARGE_IDLE_MODE_CHANGED<sup>10+</sup> 588 589Indicates the common event that the device enters the charging idle mode. 590 591When the device starts charging in idle mode, and the temperature rise is acceptable, the event notification service is triggered to publish this event. 592 593**System capability**: SystemCapability.Notification.CommonEvent 594 595**Required subscriber permissions**: none 596 597**Value**: "usual.event.CHARGE_IDLE_MODE_CHANGED" 598 599 600### COMMON_EVENT_SHUTDOWN 601 602Indicates the common event that the device is being shut down and the final shutdown will proceed. 603 604When the device is being shut down until it is powered off, the event notification service is triggered to publish this event. 605 606**System capability**: SystemCapability.Notification.CommonEvent 607 608**Required subscriber permissions**: none 609 610**Value**: "usual.event.SHUTDOWN" 611 612 613### COMMON_EVENT_SCREEN_OFF 614 615Indicates the common event that a device screen-off initiated by the power service is complete. 616 617When the device screen-off initiated by the power service is complete, the event notification service is triggered to release this event. 618 619**System capability**: SystemCapability.Notification.CommonEvent 620 621**Required subscriber permissions**: none 622 623**Value**: "usual.event.SCREEN_OFF" 624 625 626### COMMON_EVENT_SCREEN_ON 627 628Indicates the common event that a device screen-on initiated by the power service is complete. 629 630When the device screen-on initiated by the power service is complete, the event notification service is triggered to release this event. 631 632**System capability**: SystemCapability.Notification.CommonEvent 633 634**Required subscriber permissions**: none 635 636**Value**: "usual.event.SCREEN_ON" 637 638 639### COMMON_EVENT_POWER_SAVE_MODE_CHANGED 640 641Indicates that the system power saving mode has changed. 642 643When the system power saving mode changes, the event notification service is triggered to publish this event. 644 645**System capability**: SystemCapability.Notification.CommonEvent 646 647**Required subscriber permissions**: none 648 649**Value**: "usual.event.POWER_SAVE_MODE_CHANGED" 650 651 652### COMMON_EVENT_THERMAL_LEVEL_CHANGED 653 654Indicates that the device's thermal level has changed. 655 656When the device's thermal level changes, the event notification service is triggered to publish this event. <!--Del-->For details about how to configure the device thermal level, see [Thermal Level Customization](https://gitee.com/openharmony/docs/blob/master/en/device-dev/subsystems/subsys-thermal_level.md).<!--DelEnd--> 657 658**System capability**: SystemCapability.Notification.CommonEvent 659 660**Required subscriber permissions**: none 661 662**Value**: "usual.event.THERMAL_LEVEL_CHANGED" 663 664 665### COMMON_EVENT_ENTER_FORCE_SLEEP<sup>12+</sup> 666 667Indicates that the device is about to enter the forced sleep mode. 668 669When the device is about to enter the forced sleep mode, the event notification service is triggered to publish this event. This event should be processed within one second. 670 671 672**System capability**: SystemCapability.Notification.CommonEvent 673 674**Required subscriber permissions**: none 675 676**Value**: "usual.event.ENTER_FORCE_SLEEP" 677 678### COMMON_EVENT_EXIT_FORCE_SLEEP<sup>12+</sup> 679 680Indicates that the device exits the forced sleep mode. 681 682When the device exits the forced sleep mode, the event notification service is triggered to publish this event. 683 684 685**System capability**: SystemCapability.Notification.CommonEvent 686 687**Required subscriber permissions**: none 688 689**Value**: "usual.event.EXIT_FORCE_SLEEP" 690 691 692 693 694## Connectivity Kit 695 696 697### COMMON_EVENT_NFC_ACTION_ADAPTER_STATE_CHANGED 698 699Indicates that the state of the device NFC adapter has changed. 700 701When the state of the device NFC adapter changes, the event notification service is triggered to publish this event. 702 703**System capability**: SystemCapability.Notification.CommonEvent 704 705**Required subscriber permissions**: none 706 707**Value**: "usual.event.nfc.action.ADAPTER_STATE_CHANGED" 708 709 710### COMMON_EVENT_NFC_ACTION_RF_FIELD_ON_DETECTED 711 712Indicates that the NFC RF field is on. 713 714When the NFC RF field becomes available, the event notification service is triggered to publish this event. 715 716**System capability**: SystemCapability.Notification.CommonEvent 717 718**Required subscriber permissions**: none 719 720**Value**: "usual.event.nfc.action.RF_FIELD_ON_DETECTED" 721 722 723### COMMON_EVENT_NFC_ACTION_RF_FIELD_OFF_DETECTED 724 725Indicates that the NFC RF field is off. 726 727When the NFC RF field becomes unavailable, the event notification service is triggered to publish this event. 728 729**System capability**: SystemCapability.Notification.CommonEvent 730 731**Required subscriber permissions**: none 732 733**Value**: "usual.event.nfc.action.RF_FIELD_OFF_DETECTED" 734 735 736### COMMON_EVENT_WIFI_POWER_STATE 737 738Indicates that the Wi-Fi state changes. 739 740When the Wi-Fi state changes (such as enabled or disabled), the event notification service is triggered to release the system public event. 741 742**System capability**: SystemCapability.Notification.CommonEvent 743 744**Required subscriber permissions**: none 745 746**Value**: "usual.event.wifi.POWER_STATE" 747 748 749### COMMON_EVENT_WIFI_SCAN_FINISHED 750 751Indicates that a Wi-Fi access point is detected and proven to be available. 752 753When a Wi-Fi access point is detected and proven to be available, the event notification service is triggered to publish this event. 754 755**System capability**: SystemCapability.Notification.CommonEvent 756 757**Required subscriber permissions**: ohos.permission.LOCATION 758 759**Value**: "usual.event.wifi.SCAN_FINISHED" 760 761 762### COMMON_EVENT_WIFI_SCAN_STATE 763 764Indicates that the Wi-Fi access point state has changed. 765 766When the Wi-Fi access point state changes, the event notification service is triggered to publish this event. 767 768**System capability**: SystemCapability.Notification.CommonEvent 769 770**Required subscriber permissions**: ohos.permission.LOCATION 771 772**Value**: "usual.event.wifi.SCAN_STATE" 773 774### COMMON_EVENT_WIFI_RSSI_VALUE 775 776 Indicates that the Wi-Fi signal strength (RSSI) has changed. 777 778 When the Wi-Fi signal strength (RSSI) changes, the event notification service is triggered to publish this event. 779 780**System capability**: SystemCapability.Notification.CommonEvent 781 782**Required subscriber permissions**: ohos.permission.GET_WIFI_INFO 783 784**Value**: "usual.event.wifi.RSSI_VALUE" 785 786### COMMON_EVENT_WIFI_CONN_STATE 787 788 Indicates that the Wi-Fi connection state has changed. 789 790 When the Wi-Fi connection state changes, the event notification service is triggered to publish this event. 791 792 793**System capability**: SystemCapability.Notification.CommonEvent 794 795**Required subscriber permissions**: none 796 797**Value**: "usual.event.wifi.CONN_STATE" 798 799 800### COMMON_EVENT_WIFI_HOTSPOT_STATE 801 802Indicates that the Wi-Fi hotspot state has changed. 803 804When the Wi-Fi hotspot state changes, the event notification service is triggered to publish this event. 805 806**System capability**: SystemCapability.Notification.CommonEvent 807 808**Required subscriber permissions**: none 809 810**Value**: "usual.event.wifi.HOTSPOT_STATE" 811 812 813### COMMON_EVENT_WIFI_AP_STA_JOIN 814 815Indicates that a client has joined the Wi-Fi hotspot of the current device. 816 817When a client joins the Wi-Fi hotspot of the current device, the event notification service is triggered to publish this event. 818 819**System capability**: SystemCapability.Notification.CommonEvent 820 821**Required subscriber permissions**: ohos.permission.GET_WIFI_INFO 822 823**Value**: "usual.event.wifi.WIFI_HS_STA_JOIN" 824 825 826### COMMON_EVENT_WIFI_AP_STA_LEAVE 827 828Indicates that the client is disconnected from the Wi-Fi hotspot of the current device. 829 830When a client is disconnected from the Wi-Fi hotspot of the current device, the event notification service is triggered to publish this event. 831 832 833**System capability**: SystemCapability.Notification.CommonEvent 834 835**Required subscriber permissions**: ohos.permission.GET_WIFI_INFO 836 837**Value**: "usual.event.wifi.WIFI_HS_STA_LEAVE" 838 839 840### COMMON_EVENT_WIFI_MPLINK_STATE_CHANGE 841 842Indicates that the state of MPLINK (an enhanced Wi-Fi feature) has changed. 843 844When the state of MPLINK (an enhanced Wi-Fi feature) changes, the event notification service is triggered to publish this event. 845 846 847**System capability**: SystemCapability.Notification.CommonEvent 848 849**Required subscriber permissions**: ohos.permission.MPLINK_CHANGE_STATE 850 851**Value**: "usual.event.wifi.mplink.STATE_CHANGE" 852 853 854### COMMON_EVENT_WIFI_P2P_CONN_STATE 855 856Indicates that the Wi-Fi P2P connection state has changed. 857 858When the Wi-Fi P2P connection state changes, the event notification service is triggered to publish this event. 859 860 861**System capability**: SystemCapability.Notification.CommonEvent 862 863**Required subscriber permissions**: ohos.permission.GET_WIFI_INFO and ohos.permission.LOCATION 864 865**Value**: "usual.event.wifi.p2p.CONN_STATE_CHANGE" 866 867 868### COMMON_EVENT_WIFI_P2P_STATE_CHANGED 869 870Indicates that the Wi-Fi P2P state has changed. 871 872When the Wi-Fi P2P state changes, the event notification service is triggered to publish this event. 873 874**System capability**: SystemCapability.Notification.CommonEvent 875 876**Required subscriber permissions**: ohos.permission.GET_WIFI_INFO 877 878**Value**: "usual.event.wifi.p2p.STATE_CHANGE" 879 880 881### COMMON_EVENT_WIFI_P2P_PEERS_STATE_CHANGED 882 883Indicates that the state of the Wi-Fi P2P peer device has changed. 884 885When the state of the Wi-Fi P2P peer device changes, the event notification service is triggered to publish this event. 886 887**System capability**: SystemCapability.Notification.CommonEvent 888 889**Required subscriber permissions**: ohos.permission.GET_WIFI_INFO 890 891**Value:** "usual.event.wifi.p2p.DEVICES_CHANGE" 892 893 894### COMMON_EVENT_WIFI_P2P_PEERS_DISCOVERY_STATE_CHANGED 895 896Indicates that the Wi-Fi P2P discovery state has changed. 897 898When the Wi-Fi P2P discovery state changes, the event notification service is triggered to publish this event. 899 900**System capability**: SystemCapability.Notification.CommonEvent 901 902**Required subscriber permissions**: ohos.permission.GET_WIFI_INFO 903 904**Value**: "usual.event.wifi.p2p.PEER_DISCOVERY_STATE_CHANGE" 905 906 907### COMMON_EVENT_WIFI_P2P_CURRENT_DEVICE_STATE_CHANGED 908 909Indicates that the state of the Wi-Fi P2P local device has changed. 910 911When the state of the Wi-Fi P2P local device changes, the event notification service is triggered to publish this event. 912 913**System capability**: SystemCapability.Notification.CommonEvent 914 915**Required subscriber permissions**: ohos.permission.GET_WIFI_INFO 916 917**Value**: "usual.event.wifi.p2p.CURRENT_DEVICE_CHANGE" 918 919 920### COMMON_EVENT_WIFI_P2P_GROUP_STATE_CHANGED 921 922Indicates that the Wi-Fi P2P group information has changed. 923 924When the Wi-Fi P2P group information changes, the event notification service is triggered to publish this event. 925 926**System capability**: SystemCapability.Notification.CommonEvent 927 928**Required subscriber permissions**: ohos.permission.GET_WIFI_INFO 929 930**Value**: "usual.event.wifi.p2p.GROUP_STATE_CHANGED" 931 932 933 934## Localization Kit 935 936### COMMON_EVENT_LOCALE_CHANGED 937 938Indicates the common event that the system language is set. 939When the system language is set, the event notification service is triggered to publish this event. 940 941**System capability**: SystemCapability.Notification.CommonEvent 942 943**Required subscriber permissions**: none 944 945**Value**: usual.event.LOCALE_CHANGED 946 947 948 949 950## Network Kit 951 952### COMMON_EVENT_CONNECTIVITY_CHANGE<sup>10+</sup> 953 954Indicates that the network connection state has changed. 955 956When the (Ethernet, Wi-Fi, or cellular) network connection state changes (to disconnected, connecting, or connected), the event notification service is triggered to publish this event. 957The following table lists the enumerated values and their corresponding connection status. 958 959| Value | Connection State | 960| ------ | ---------- | 961| 2 | Connecting. | 962| 3 | Connected. | 963| 4 | Disconnecting.| 964| 5 | Disconnected. | 965 966**System capability**: SystemCapability.Notification.CommonEvent 967 968**Required subscriber permissions**: none 969 970**Atomic service API**: This API can be used in atomic services since API version 11. 971 972**Value**: usual.event.CONNECTIVITY_CHANGE 973 974 975### COMMON_EVENT_AIRPLANE_MODE_CHANGED<sup>10+</sup> 976 977Indicates that the airplane mode state has changed. 978 979When the airplane mode is enabled or disabled, the event notification service is triggered to publish this event. 980 981**System capability**: SystemCapability.Notification.CommonEvent 982 983**Required subscriber permissions**: none 984 985**Value**: usual.event.AIRPLANE_MODE 986 987 988### COMMON_EVENT_HTTP_PROXY_CHANGE<sup>10+</sup> 989 990Indicates that the HTTP proxy configuration has changed. 991 992When the configuration information of the system global proxy or HTTP proxy on various networks (such as Ethernet, Wi-Fi, and cellular networks) changes, the event notification service is triggered to release the system common event. 993 994**System capability**: SystemCapability.Notification.CommonEvent 995 996**Required subscriber permissions**: none 997 998**Value**: usual.event.HTTP_PROXY_CHANGE 999 1000 1001 1002## Telephony Kit 1003 1004This document lists the common system events provided by the telephony subsystem to applications. 1005 1006### COMMON_EVENT_SIM_STATE_CHANGED<sup>10+</sup> 1007 1008Indicates that the SIM card status has changed. 1009 1010When there is a change in the SIM card status of the device, the event notification service is triggered to publish this event. 1011 1012**System capability**: SystemCapability.Notification.CommonEvent 1013 1014**Required subscriber permissions**: none 1015 1016**Value**: usual.event.SIM_STATE_CHANGED 1017 1018### COMMON_EVENT_CALL_STATE_CHANGED<sup>10+</sup> 1019 1020Indicates that the call state has been updated. 1021 1022When the call state of the device is updated, the event notification service is triggered to publish this event. 1023 1024**System capability**: SystemCapability.Notification.CommonEvent 1025 1026**Required subscriber permissions**: ohos.permission.GET_TELEPHONY_STATE (for system apps only) 1027 1028**Value**: usual.event.CALL_STATE_CHANGED 1029 1030### COMMON_EVENT_NETWORK_STATE_CHANGED<sup>10+</sup> 1031 1032Indicates that the network state has been updated. 1033 1034When the network state of the device is updated, the event notification service is triggered to publish this event. 1035 1036**System capability**: SystemCapability.Notification.CommonEvent 1037 1038**Required subscriber permissions**: none 1039 1040**Value**: usual.event.NETWORK_STATE_CHANGED 1041 1042 1043### COMMON_EVENT_SIGNAL_INFO_CHANGED<sup>10+</sup> 1044 1045Indicates that the signal information has been updated. 1046 1047When the signal information of the device is updated, the event notification service is triggered to publish this event. 1048 1049**System capability**: SystemCapability.Notification.CommonEvent 1050 1051**Required subscriber permissions**: none 1052 1053**Value**: usual.event.SIGNAL_INFO_CHANGED 1054 1055**System capability**: SystemCapability.Notification.CommonEvent 1056 1057 1058 1059## Store Kit 1060This document lists the common system events provided by the Store Kit to applications. 1061 1062### COMMON_EVENT_PRIVACY_STATE_CHANGED<sup>11+</sup> 1063Indicates the privacy signature result. 1064When a user clicks **Agree** in a privacy dialog box, the event notification service is triggered to publish this event. 1065 1066**System capability**: SystemCapability.Notification.CommonEvent 1067 1068**Required subscriber permissions**: none 1069 1070**Value**: "usual.event.PRIVACY_STATE_CHANGED" 1071 1072 1073 1074## Reserved Common Event 1075 1076Below are reserved common events that are not supported yet. 1077 1078 1079### COMMON_EVENT_PACKAGE_FIRST_LAUNCH 1080 1081(Reserved, not supported yet) Indicates an initial start of an application after installation. 1082 1083**System capability**: SystemCapability.Notification.CommonEvent 1084 1085**Required subscriber permissions**: none 1086 1087**Value**: "usual.event.PACKAGE_FIRST_LAUNCH" 1088 1089 1090### COMMON_EVENT_PACKAGE_NEEDS_VERIFICATION 1091 1092(Reserved, not supported yet) Indicates that a package is sent by the system verifier when the package needs verification. 1093 1094**System capability**: SystemCapability.Notification.CommonEvent 1095 1096**Required subscriber permissions**: none 1097 1098**Value**: "usual.event.PACKAGE_NEEDS_VERIFICATION" 1099 1100 1101### COMMON_EVENT_PACKAGE_VERIFIED 1102 1103(Reserved, not supported yet) Indicates that a package is sent by the system verifier when the package is verified. 1104 1105**System capability**: SystemCapability.Notification.CommonEvent 1106 1107**Required subscriber permissions**: none 1108 1109**Value**: "usual.event.PACKAGE_VERIFIED" 1110 1111### COMMON_EVENT_PACKAGE_REPLACED 1112 1113(Reserved, not supported yet) Indicates the action of a common event that a new version of an installed application package has replaced the previous one on the device. Data contains the name of the package. 1114 1115**System capability**: SystemCapability.Notification.CommonEvent 1116 1117**Required subscriber permissions**: none 1118 1119**Value**: "usual.event.PACKAGE_REPLACED" 1120 1121 1122### COMMON_EVENT_MY_PACKAGE_REPLACED 1123 1124(Reserved, not supported yet) Indicates the action of a common event that a new version of an installed application package has replaced the previous one on the device. This event does not contain additional data and is sent only to the replaced application. 1125 1126**System capability**: SystemCapability.Notification.CommonEvent 1127 1128**Required subscriber permissions**: none 1129 1130**Value**: "usual.event.MY_PACKAGE_REPLACED" 1131 1132 1133### COMMON_EVENT_PACKAGES_UNSUSPENDED 1134 1135(Reserved, not supported yet) Indicates that the package has been unsuspended. 1136 1137**System capability**: SystemCapability.Notification.CommonEvent 1138 1139**Required subscriber permissions**: none 1140 1141**Value**: "usual.event.PACKAGES_UNSUSPENDED" 1142 1143 1144### COMMON_EVENT_CLOSE_SYSTEM_DIALOGS 1145 1146(Reserved, not supported yet) Indicates the common event that a user closes a temporary system dialog box. 1147 1148**System capability**: SystemCapability.Notification.CommonEvent 1149 1150**Required subscriber permissions**: none 1151 1152**Value**: "usual.event.CLOSE_SYSTEM_DIALOGS" 1153 1154### COMMON_EVENT_UID_REMOVED 1155 1156(Reserved, not supported yet) Indicates the common event that a user ID has been removed from the system. 1157 1158**System capability**: SystemCapability.Notification.CommonEvent 1159 1160**Required subscriber permissions**: none 1161 1162**Value**: "usual.event.UID_REMOVED" 1163 1164 1165### COMMON_EVENT_EXTERNAL_APPLICATIONS_AVAILABLE 1166 1167(Reserved, not supported yet) Indicates the common event that applications installed on the external storage become available for the system. 1168 1169**System capability**: SystemCapability.Notification.CommonEvent 1170 1171**Required subscriber permissions**: none 1172 1173**Value**: "usual.event.EXTERNAL_APPLICATIONS_AVAILABLE" 1174 1175 1176### COMMON_EVENT_EXTERNAL_APPLICATIONS_UNAVAILABLE 1177 1178(Reserved, not supported yet) Indicates the common event that applications installed on the external storage become unavailable for the system. 1179 1180**System capability**: SystemCapability.Notification.CommonEvent 1181 1182**Required subscriber permissions**: none 1183 1184**Value**: "usual.event.EXTERNAL_APPLICATIONS_UNAVAILABLE" 1185 1186 1187### COMMON_EVENT_CONFIGURATION_CHANGED 1188 1189(Reserved, not supported yet) Indicates the common event that the device state (for example, orientation and locale) has changed. 1190 1191**System capability**: SystemCapability.Notification.CommonEvent 1192 1193**Required subscriber permissions**: none 1194 1195**Value**: "usual.event.CONFIGURATION_CHANGED" 1196 1197### COMMON_EVENT_DRIVE_MODE 1198(Reserved, not supported yet) Indicates the common event that the system is in driving mode. 1199 1200**System capability**: SystemCapability.Notification.CommonEvent 1201 1202**Required subscriber permissions**: none 1203 1204**Value**: "common.event.DRIVE_MODE" 1205 1206### COMMON_EVENT_HOME_MODE 1207(Reserved, not supported yet) Indicates the common event that the system is in home mode. 1208 1209**System capability**: SystemCapability.Notification.CommonEvent 1210 1211**Required subscriber permissions**: none 1212 1213**Value**: "common.event.HOME_MODE" 1214 1215### COMMON_EVENT_OFFICE_MODE 1216(Reserved, not supported yet) Indicates the common event that the system is in office mode. 1217 1218**System capability**: SystemCapability.Notification.CommonEvent 1219 1220**Required subscriber permissions**: none 1221 1222**Value**: "common.event.OFFICE_MODE" 1223 1224### COMMON_EVENT_USER_STARTED 1225 1226(Reserved, not supported yet) Indicates the common event that the user has been started. 1227 1228**System capability**: SystemCapability.Notification.CommonEvent 1229 1230**Required subscriber permissions**: none 1231 1232**Value**: "usual.event.USER_STARTED" 1233 1234 1235### COMMON_EVENT_USER_BACKGROUND 1236 1237(Reserved, not supported yet) Indicates the common event that the user has been brought to the background. 1238 1239**System capability**: SystemCapability.Notification.CommonEvent 1240 1241**Required subscriber permissions**: none 1242 1243**Value**: "usual.event.USER_BACKGROUND" 1244 1245 1246### COMMON_EVENT_USER_STARTING 1247(Reserved, not supported yet) Indicates the common event that the user is going to be started. 1248 1249**System capability**: SystemCapability.Notification.CommonEvent 1250 1251**Required subscriber permissions**: ohos.permission.INTERACT_ACROSS_LOCAL_ACCOUNTS (for system applications only) 1252 1253**Value**: "usual.event.USER_STARTING" 1254 1255### COMMON_EVENT_USER_STOPPING 1256(Reserved, not supported yet) Indicates the common event that the user is going to be stopped. 1257 1258**System capability**: SystemCapability.Notification.CommonEvent 1259 1260**Required subscriber permissions**: ohos.permission.INTERACT_ACROSS_LOCAL_ACCOUNTS (for system applications only) 1261 1262**Value**: "usual.event.USER_STOPPING" 1263 1264 1265### COMMON_EVENT_USER_STOPPED 1266(Reserved, not supported yet) Indicates the common event that the user has been stopped. 1267 1268**System capability**: SystemCapability.Notification.CommonEvent 1269 1270**Required subscriber permissions**: none 1271 1272**Value**: "usual.event.USER_STOPPED" 1273 1274 1275### COMMON_EVENT_DISK_REMOVED 1276 1277(Reserved, not supported yet) Indicates the common event that an external storage device was removed. 1278 1279**System capability**: SystemCapability.Notification.CommonEvent 1280 1281**Required subscriber permissions**: ohos.permission.STORAGE_MANAGER (for system applications only) 1282 1283**Value**: "usual.event.data.DISK_BAD_REMOVAL" 1284 1285 1286### COMMON_EVENT_DISK_UNMOUNTED 1287 1288(Reserved, not supported yet) Indicates the common event that an external storage device was unmounted. 1289 1290**System capability**: SystemCapability.Notification.CommonEvent 1291 1292**Required subscriber permissions**: ohos.permission.STORAGE_MANAGER (for system applications only) 1293 1294**Value**: "usual.event.data.DISK_UNMOUNTABLE" 1295 1296 1297### COMMON_EVENT_DISK_MOUNTED 1298 1299(Reserved, not supported yet) Indicates the common event that an external storage device was mounted. 1300 1301**System capability**: SystemCapability.Notification.CommonEvent 1302 1303**Required subscriber permissions**: ohos.permission.STORAGE_MANAGER (for system applications only) 1304 1305**Value**: "usual.event.hardware.usb.action.USB_ACCESSORY_DETACHED" 1306 1307### COMMON_EVENT_DISK_BAD_REMOVAL 1308 1309(Reserved, not supported yet) Indicates the common event that an external storage device was removed without being unmounted. 1310 1311**System capability**: SystemCapability.Notification.CommonEvent 1312 1313**Required subscriber permissions**: ohos.permission.STORAGE_MANAGER (for system applications only) 1314 1315**Value**: "usual.event.data.DISK_REMOVED" 1316 1317 1318### COMMON_EVENT_DISK_UNMOUNTABLE 1319 1320(Reserved, not supported yet) Indicates the common event that an external storage device becomes unmountable. 1321 1322**System capability**: SystemCapability.Notification.CommonEvent 1323 1324**Required subscriber permissions**: ohos.permission.STORAGE_MANAGER (for system applications only) 1325 1326**Value**: "usual.event.data.DISK_UNMOUNTED" 1327 1328 1329### COMMON_EVENT_DISK_EJECT 1330 1331(Reserved, not supported yet) Indicates the common event that an external storage device was ejected. 1332 1333**System capability**: SystemCapability.Notification.CommonEvent 1334 1335**Required subscriber permissions**: ohos.permission.STORAGE_MANAGER (for system applications only) 1336 1337**Value**: "usual.event.data.DISK_EJECT" 1338 1339 1340### COMMON_EVENT_DATE_CHANGED 1341 1342(Reserved, not supported yet) Indicates the common event that the system time has changed. 1343 1344**System capability**: SystemCapability.Notification.CommonEvent 1345 1346**Required subscriber permissions**: none 1347 1348**Value**: usual.event.DATE_CHANGED 1349 1350### COMMON_EVENT_USB_ACCESSORY_ATTACHED 1351 1352(Reserved, not supported yet) Indicates that a USB accessory was attached. 1353 1354**System capability**: SystemCapability.Notification.CommonEvent 1355 1356**Required subscriber permissions**: none 1357 1358**Value**: "usual.event.hardware.usb.action.USB_ACCESSORY_ATTACHED" 1359 1360 1361### COMMON_EVENT_USB_ACCESSORY_DETACHED 1362 1363(Reserved, not supported yet) Indicates the common event that a USB accessory was detached. 1364 1365**System capability**: SystemCapability.Notification.CommonEvent 1366 1367**Required subscriber permissions**: none 1368 1369**Value**: "usual.event.data.DISK_MOUNTED" 1370 1371### COMMON_EVENT_BLUETOOTH_HANDSFREE_AG_CONNECT_STATE_UPDATE 1372(Reserved, not supported yet) Indicates the common event about the connection state of Bluetooth handsfree communication. 1373 1374**System capability**: SystemCapability.Notification.CommonEvent 1375 1376**Required subscriber permissions**: ohos.permission.USE_BLUETOOTH 1377 1378**Value**: "usual.event.bluetooth.handsfree.ag.CONNECT_STATE_UPDATE" 1379 1380### COMMON_EVENT_BLUETOOTH_HANDSFREE_AG_CURRENT_DEVICE_UPDATE 1381(Reserved, not supported yet) Indicates the common event that the device connected to the Bluetooth handsfree is active. 1382 1383**System capability**: SystemCapability.Notification.CommonEvent 1384 1385**Required subscriber permissions**: ohos.permission.USE_BLUETOOTH 1386 1387**Value**: "usual.event.bluetooth.handsfree.ag.CURRENT_DEVICE_UPDATE" 1388 1389 1390### COMMON_EVENT_BLUETOOTH_HANDSFREE_AG_AUDIO_STATE_UPDATE 1391(Reserved, not supported yet) Indicates the common event that the connection state of Bluetooth A2DP has changed. 1392 1393**System capability**: SystemCapability.Notification.CommonEvent 1394 1395**Required subscriber permissions**: ohos.permission.USE_BLUETOOTH 1396 1397**Value**: "usual.event.bluetooth.handsfree.ag.AUDIO_STATE_UPDATE" 1398 1399 1400### COMMON_EVENT_BLUETOOTH_A2DPSOURCE_CONNECT_STATE_UPDATE 1401(Reserved, not supported yet) Indicates the common event about the connection state of Bluetooth A2DP. 1402 1403**System capability**: SystemCapability.Notification.CommonEvent 1404 1405**Required subscriber permissions**: ohos.permission.USE_BLUETOOTH 1406 1407**Value**: "usual.event.bluetooth.a2dpsource.CONNECT_STATE_UPDATE" 1408 1409 1410### COMMON_EVENT_BLUETOOTH_A2DPSOURCE_CURRENT_DEVICE_UPDATE 1411(Reserved, not supported yet) Indicates the common event that the device connected using Bluetooth A2DP is active. 1412 1413**System capability**: SystemCapability.Notification.CommonEvent 1414 1415**Required subscriber permissions**: ohos.permission.USE_BLUETOOTH 1416 1417**Value**: "usual.event.bluetooth.a2dpsource.CURRENT_DEVICE_UPDATE" 1418 1419### COMMON_EVENT_BLUETOOTH_A2DPSOURCE_AVRCP_CONNECT_STATE_UPDATE 1420(Reserved, not supported yet) Indicates the common event that the AVRCP connection state of Bluetooth A2DP has changed. 1421 1422**System capability**: SystemCapability.Notification.CommonEvent 1423 1424**Required subscriber permissions**: ohos.permission.USE_BLUETOOTH 1425 1426**Value**: "usual.event.bluetooth.a2dpsource.AVRCP_CONNECT_STATE_UPDATE" 1427 1428### COMMON_EVENT_BLUETOOTH_A2DPSOURCE_PLAYING_STATE_UPDATE 1429(Reserved, not supported yet) Indicates the common event that the playing state of Bluetooth A2DP has changed. 1430 1431**System capability**: SystemCapability.Notification.CommonEvent 1432 1433**Required subscriber permissions**: ohos.permission.USE_BLUETOOTH 1434 1435**Value**: "usual.event.bluetooth.a2dpsource.PLAYING_STATE_UPDATE" 1436 1437### COMMON_EVENT_BLUETOOTH_A2DPSOURCE_CODEC_VALUE_UPDATE 1438(Reserved, not supported yet) Indicates the common event that the audio codec state of Bluetooth A2DP has changed. 1439 1440**System capability**: SystemCapability.Notification.CommonEvent 1441 1442**Required subscriber permissions**: ohos.permission.USE_BLUETOOTH 1443 1444**Value**: "usual.event.bluetooth.a2dpsource.CODEC_VALUE_UPDATE" 1445 1446 1447### COMMON_EVENT_USER_FOREGROUND 1448 1449(Reserved, not supported yet) Indicates the common event that the user has been brought to the foreground. 1450 1451**System capability**: SystemCapability.Notification.CommonEvent 1452 1453**Required subscriber permissions**: none 1454 1455**Value**: "usual.event.USER_FOREGROUND" 1456 1457 1458### COMMON_EVENT_BLUETOOTH_REMOTEDEVICE_DISCOVERED 1459(Reserved, not supported yet) Indicates the common event that a remote Bluetooth device is discovered. 1460 1461**System capability**: SystemCapability.Notification.CommonEvent 1462 1463**Required subscriber permissions**: ohos.permission.LOCATION and ohos.permission.USE_BLUETOOTH 1464 1465**Value**: "usual.event.bluetooth.remotedevice.DISCOVERED" 1466 1467 1468### COMMON_EVENT_BLUETOOTH_REMOTEDEVICE_CLASS_VALUE_UPDATE 1469(Reserved, not supported yet) Indicates the common event that the Bluetooth class of a remote Bluetooth device has changed. 1470 1471**System capability**: SystemCapability.Notification.CommonEvent 1472 1473**Required subscriber permissions**: ohos.permission.USE_BLUETOOTH 1474 1475**Value**: "usual.event.bluetooth.remotedevice.CLASS_VALUE_UPDATE" 1476 1477 1478### COMMON_EVENT_BLUETOOTH_REMOTEDEVICE_ACL_CONNECTED 1479(Reserved, not supported yet) Indicates the common event that a low-ACL connection has been established with a remote Bluetooth device. 1480 1481 1482**System capability**: SystemCapability.Notification.CommonEvent 1483 1484**Required subscriber permissions**: none 1485 1486**Value**: "usual.event.bluetooth.remotedevice.ACL_CONNECTED" 1487 1488 1489### COMMON_EVENT_BLUETOOTH_REMOTEDEVICE_ACL_DISCONNECTED 1490(Reserved, not supported yet) Indicates the common event that a low-ACL connection has been disconnected from a remote Bluetooth device. 1491 1492**System capability**: SystemCapability.Notification.CommonEvent 1493 1494**Required subscriber permissions**: ohos.permission.USE_BLUETOOTH 1495 1496**Value**: "usual.event.bluetooth.remotedevice.ACL_DISCONNECTED" 1497 1498 1499### COMMON_EVENT_BLUETOOTH_REMOTEDEVICE_NAME_UPDATE 1500 1501(Reserved, not supported yet) Indicates the common event that the friendly name of a remote Bluetooth device is retrieved for the first time or has changed since the last retrieval. 1502 1503**System capability**: SystemCapability.Notification.CommonEvent 1504 1505**Required subscriber permissions**: ohos.permission.ACCESS_BLUETOOTH 1506 1507**Value**: "usual.event.bluetooth.remotedevice.NAME_UPDATE" 1508 1509 1510### COMMON_EVENT_BLUETOOTH_REMOTEDEVICE_PAIR_STATE 1511(Reserved, not supported yet) Indicates the common event that the connection state of a remote Bluetooth device has changed. 1512 1513**System capability**: SystemCapability.Notification.CommonEvent 1514 1515**Required subscriber permissions**: ohos.permission.USE_BLUETOOTH 1516 1517**Value**: "usual.event.bluetooth.remotedevice.PAIR_STATE" 1518 1519### COMMON_EVENT_BLUETOOTH_REMOTEDEVICE_BATTERY_VALUE_UPDATE 1520(Reserved, not supported yet) Indicates the common event that the battery level of a remote Bluetooth device is retrieved for the first time or has changed since the last retrieval. 1521 1522**System capability**: SystemCapability.Notification.CommonEvent 1523 1524**Required subscriber permissions**: ohos.permission.USE_BLUETOOTH 1525 1526**Value**: "usual.event.bluetooth.remotedevice.BATTERY_VALUE_UPDATE" 1527 1528 1529### COMMON_EVENT_BLUETOOTH_REMOTEDEVICE_SDP_RESULT 1530(Reserved, not supported yet) Indicates the common event about the SDP state of a remote Bluetooth device. 1531 1532**System capability**: SystemCapability.Notification.CommonEvent 1533 1534**Required subscriber permissions**: none 1535 1536**Value**: "usual.event.bluetooth.remotedevice.SDP_RESULT" 1537 1538 1539### COMMON_EVENT_BLUETOOTH_REMOTEDEVICE_UUID_VALUE 1540Indicates the action of a common event about the UUID connection state of a remote Bluetooth device. 1541 1542**System capability**: SystemCapability.Notification.CommonEvent 1543 1544**Required subscriber permissions**: ohos.permission.ACCESS_BLUETOOTH 1545 1546**Value**: "usual.event.bluetooth.remotedevice.UUID_VALUE" 1547 1548 1549### COMMON_EVENT_BLUETOOTH_REMOTEDEVICE_PAIRING_REQ 1550(Reserved, not supported yet) Indicates the common event about the pairing request from a remote Bluetooth device. 1551 1552**System capability**: SystemCapability.Notification.CommonEvent 1553 1554**Required subscriber permissions**: ohos.permission.DISCOVER_BLUETOOTH 1555 1556**Value**: "usual.event.bluetooth.remotedevice.PAIRING_REQ" 1557 1558 1559### COMMON_EVENT_BLUETOOTH_REMOTEDEVICE_PAIRING_CANCEL 1560(Reserved, not supported yet) Indicates the common event that Bluetooth pairing is canceled. 1561 1562**System capability**: SystemCapability.Notification.CommonEvent 1563 1564**Required subscriber permissions**: none 1565 1566**Value**: "usual.event.bluetooth.remotedevice.PAIRING_CANCEL" 1567 1568 1569### COMMON_EVENT_BLUETOOTH_REMOTEDEVICE_CONNECT_REQ 1570(Reserved, not supported yet) Indicates the common event about the connection request from a remote Bluetooth device. 1571 1572**System capability**: SystemCapability.Notification.CommonEvent 1573 1574**Required subscriber permissions**: none 1575 1576**Value**: "usual.event.bluetooth.remotedevice.CONNECT_REQ" 1577 1578 1579### COMMON_EVENT_BLUETOOTH_REMOTEDEVICE_CONNECT_REPLY 1580(Reserved, not supported yet) Indicates the common event about the response to the connection request from a remote Bluetooth device. 1581 1582**System capability**: SystemCapability.Notification.CommonEvent 1583 1584**Required subscriber permissions**: none 1585 1586**Value**: "usual.event.bluetooth.remotedevice.CONNECT_REPLY" 1587 1588 1589### COMMON_EVENT_BLUETOOTH_REMOTEDEVICE_CONNECT_CANCEL 1590(Reserved, not supported yet) Indicates the common event that the connection to a remote Bluetooth device has been canceled. 1591 1592**System capability**: SystemCapability.Notification.CommonEvent 1593 1594**Required subscriber permissions**: none 1595 1596**Value**: "usual.event.bluetooth.remotedevice.CONNECT_CANCEL" 1597 1598 1599### COMMON_EVENT_BLUETOOTH_HANDSFREEUNIT_CONNECT_STATE_UPDATE 1600(Reserved, not supported yet) Indicates the common event that the connection state of a Bluetooth handsfree has changed. 1601 1602**System capability**: SystemCapability.Notification.CommonEvent 1603 1604**Required subscriber permissions**: none 1605 1606**Value**: "usual.event.bluetooth.handsfreeunit.CONNECT_STATE_UPDATE" 1607 1608 1609### COMMON_EVENT_BLUETOOTH_HANDSFREEUNIT_AUDIO_STATE_UPDATE 1610(Reserved, not supported yet) Indicates the common event that the audio state of a Bluetooth handsfree has changed. 1611 1612**System capability**: SystemCapability.Notification.CommonEvent 1613 1614**Required subscriber permissions**: none 1615 1616**Value**: "usual.event.bluetooth.handsfreeunit.AUDIO_STATE_UPDATE" 1617 1618 1619### COMMON_EVENT_BLUETOOTH_HANDSFREEUNIT_AG_COMMON_EVENT 1620(Reserved, not supported yet) Indicates the common event that the audio gateway state of a Bluetooth handsfree has changed. 1621 1622**System capability**: SystemCapability.Notification.CommonEvent 1623 1624**Required subscriber permissions**: none 1625 1626**Value**: "usual.event.bluetooth.handsfreeunit.AG_COMMON_EVENT" 1627 1628 1629### COMMON_EVENT_BLUETOOTH_HANDSFREEUNIT_AG_CALL_STATE_UPDATE 1630(Reserved, not supported yet) Indicates the common event that the calling state of a Bluetooth handsfree has changed. 1631 1632**System capability**: SystemCapability.Notification.CommonEvent 1633 1634**Required subscriber permissions**: none 1635 1636**Value**: "usual.event.bluetooth.handsfreeunit.AG_CALL_STATE_UPDATE" 1637 1638 1639### COMMON_EVENT_BLUETOOTH_HOST_STATE_UPDATE 1640Indicates the common event that the state of a Bluetooth adapter has been changed, for example, Bluetooth has been enabled or disabled. 1641 1642**System capability**: SystemCapability.Notification.CommonEvent 1643 1644**Required subscriber permissions**: none 1645 1646**Value**: "usual.event.bluetooth.host.STATE_UPDATE" 1647 1648 1649### COMMON_EVENT_BLUETOOTH_HOST_REQ_DISCOVERABLE 1650(Reserved, not supported yet) Indicates the common event about the request for the user to allow Bluetooth device scanning. 1651 1652**System capability**: SystemCapability.Notification.CommonEvent 1653 1654**Required subscriber permissions**: none 1655 1656**Value**: "usual.event.bluetooth.host.REQ_DISCOVERABLE" 1657 1658 1659### COMMON_EVENT_BLUETOOTH_HOST_REQ_ENABLE 1660(Reserved, not supported yet) Indicates the common event about the request for the user to enable Bluetooth. 1661 1662**System capability**: SystemCapability.Notification.CommonEvent 1663 1664**Required subscriber permissions**: ohos.permission.USE_BLUETOOTH 1665 1666**Value**: "usual.event.bluetooth.host.REQ_ENABLE" 1667 1668### COMMON_EVENT_BLUETOOTH_HOST_REQ_DISABLE 1669(Reserved, not supported yet) Indicates the common event about the request for the user to disable Bluetooth. 1670 1671**System capability**: SystemCapability.Notification.CommonEvent 1672 1673**Required subscriber permissions**: ohos.permission.USE_BLUETOOTH 1674 1675**Value**: "usual.event.bluetooth.host.REQ_DISABLE" 1676 1677 1678### COMMON_EVENT_BLUETOOTH_HOST_SCAN_MODE_UPDATE 1679(Reserved, not supported yet) Indicates the common event that the Bluetooth scanning mode of a device has changed. 1680 1681**System capability**: SystemCapability.Notification.CommonEvent 1682 1683**Required subscriber permissions**: ohos.permission.USE_BLUETOOTH 1684 1685**Value**: "usual.event.bluetooth.host.SCAN_MODE_UPDATE" 1686 1687 1688### COMMON_EVENT_BLUETOOTH_HOST_DISCOVERY_STARTED 1689Indicates the common event that the Bluetooth scanning has been started on the device. 1690 1691**System capability**: SystemCapability.Notification.CommonEvent 1692 1693**Required subscriber permissions**: ohos.permission.ACCESS_BLUETOOTH 1694 1695**Value**: "usual.event.bluetooth.host.DISCOVERY_STARTED" 1696 1697 1698### COMMON_EVENT_BLUETOOTH_HOST_DISCOVERY_FINISHED 1699Indicates the common event that the Bluetooth scanning is finished on the device. 1700 1701**System capability**: SystemCapability.Notification.CommonEvent 1702 1703**Required subscriber permissions**: ohos.permission.ACCESS_BLUETOOTH 1704 1705**Value**: "usual.event.bluetooth.host.DISCOVERY_FINISHED" 1706 1707 1708### COMMON_EVENT_BLUETOOTH_HOST_NAME_UPDATE 1709Indicates the common event that the Bluetooth adapter name of the device has changed. 1710 1711**System capability**: SystemCapability.Notification.CommonEvent 1712 1713**Required subscriber permissions**: ohos.permission.ACCESS_BLUETOOTH 1714 1715**Value**: "usual.event.bluetooth.host.NAME_UPDATE" 1716 1717 1718### COMMON_EVENT_BLUETOOTH_A2DPSINK_CONNECT_STATE_UPDATE 1719(Reserved, not supported yet) Indicates the common event that the connection state of Bluetooth A2DP Sink has changed. 1720 1721**System capability**: SystemCapability.Notification.CommonEvent 1722 1723**Required subscriber permissions**: ohos.permission.USE_BLUETOOTH 1724 1725**Value**: "usual.event.bluetooth.a2dpsink.CONNECT_STATE_UPDATE" 1726 1727### COMMON_EVENT_BLUETOOTH_A2DPSINK_PLAYING_STATE_UPDATE 1728(Reserved, not supported yet) Indicates the common event that the playing state of Bluetooth A2DP Sink has changed. 1729 1730**System capability**: SystemCapability.Notification.CommonEvent 1731 1732**Required subscriber permissions**: ohos.permission.USE_BLUETOOTH 1733 1734**Value**: "usual.event.bluetooth.a2dpsink.PLAYING_STATE_UPDATE" 1735 1736 1737### COMMON_EVENT_BLUETOOTH_A2DPSINK_AUDIO_STATE_UPDATE 1738(Reserved, not supported yet) Indicates the common event that the audio state of Bluetooth A2DP Sink has changed. 1739 1740**System capability**: SystemCapability.Notification.CommonEvent 1741 1742**Required subscriber permissions**: ohos.permission.USE_BLUETOOTH 1743 1744**Value**: "usual.event.bluetooth.a2dpsink.AUDIO_STATE_UPDATE" 1745 1746 1747### COMMON_EVENT_ABILITY_ADDED 1748(Reserved, not supported yet) Indicates the common event that an ability has been added. 1749 1750**System capability**: SystemCapability.Notification.CommonEvent 1751 1752**Required subscriber permissions**: ohos.permission.LISTEN_BUNDLE_CHANGE 1753 1754**Value**: "usual.event.ABILITY_ADDED" 1755 1756 1757### COMMON_EVENT_ABILITY_REMOVED 1758(Reserved, not supported yet) Indicates the common event that an ability has been removed. 1759**System capability**: SystemCapability.Notification.CommonEvent 1760 1761**Required subscriber permissions**: ohos.permission.LISTEN_BUNDLE_CHANGE 1762 1763**Value**: "usual.event.ABILITY_REMOVED" 1764 1765### COMMON_EVENT_ABILITY_UPDATED 1766(Reserved, not supported yet) Indicates the common event that an ability has been updated. 1767 1768**System capability**: SystemCapability.Notification.CommonEvent 1769 1770**Required subscriber permissions**: ohos.permission.LISTEN_BUNDLE_CHANGE 1771 1772**Value**: "usual.event.ABILITY_UPDATED" 1773 1774 1775### COMMON_EVENT_LOCATION_MODE_STATE_CHANGED 1776(Reserved, not supported yet) Indicates the common event that the location mode of the system has changed. 1777 1778**System capability**: SystemCapability.Notification.CommonEvent 1779 1780**Required subscriber permissions**: none 1781 1782**Value**: "usual.event.location.MODE_STATE_CHANGED" 1783 1784 1785### COMMON_EVENT_IVI_SLEEP 1786(Reserved, not supported yet) Indicates the common event that the in-vehicle infotainment (IVI) system of a vehicle is sleeping. 1787 1788**System capability**: SystemCapability.Notification.CommonEvent 1789 1790**Required subscriber permissions**: none 1791 1792**Value**: "common.event.IVI_SLEEP" 1793 1794 1795### COMMON_EVENT_IVI_PAUSE 1796(Reserved, not supported yet) Indicates the common event that the IVI system of a vehicle has entered sleep mode and the playing application is instructed to stop playback. 1797 1798 1799**System capability**: SystemCapability.Notification.CommonEvent 1800 1801**Required subscriber permissions**: none 1802 1803**Value**: "common.event.IVI_PAUSE" 1804 1805### COMMON_EVENT_IVI_STANDBY 1806(Reserved, not supported yet) Indicates the common event that a third-party application is instructed to pause the current work. 1807 1808**System capability**: SystemCapability.Notification.CommonEvent 1809 1810**Required subscriber permissions**: none 1811 1812**Value**: "common.event.IVI_STANDBY" 1813 1814 1815### COMMON_EVENT_IVI_LASTMODE_SAVE 1816(Reserved, not supported yet) Indicates the common event that a third-party application is instructed to save its last mode. 1817 1818**System capability**: SystemCapability.Notification.CommonEvent 1819 1820**Required subscriber permissions**: none 1821 1822**Value**: "common.event.IVI_LASTMODE_SAVE" 1823 1824 1825### COMMON_EVENT_IVI_VOLTAGE_ABNORMAL 1826(Reserved, not supported yet) Indicates the common event that the voltage of the vehicle's power system is abnormal. 1827 1828**System capability**: SystemCapability.Notification.CommonEvent 1829 1830**Required subscriber permissions**: none 1831 1832**Value**: "common.event.IVI_VOLTAGE_ABNORMAL" 1833 1834 1835### COMMON_EVENT_IVI_HIGH_TEMPERATURE 1836 1837(Reserved, not supported yet) Indicates the common event that the temperature of the IVI system is high. 1838 1839**System capability**: SystemCapability.Notification.CommonEvent 1840 1841**Required subscriber permissions**: none 1842 1843**Value**: "common.event.IVI_HIGH_TEMPERATURE" 1844 1845 1846### COMMON_EVENT_IVI_EXTREME_TEMPERATURE 1847(Reserved, not supported yet) Indicates the common event that the temperature of the IVI system is extremely high. 1848 1849**System capability**: SystemCapability.Notification.CommonEvent 1850 1851**Required subscriber permissions**: none 1852 1853**Value**: "common.event.IVI_EXTREME_TEMPERATURE" 1854 1855### COMMON_EVENT_IVI_TEMPERATURE_ABNORMAL 1856(Reserved, not supported yet) Indicates the common event that the IVI system has an extreme temperature. 1857 1858 1859**System capability**: SystemCapability.Notification.CommonEvent 1860 1861**Required subscriber permissions**: none 1862 1863**Value**: "common.event.IVI_TEMPERATURE_ABNORMAL" 1864 1865 1866### COMMON_EVENT_IVI_VOLTAGE_RECOVERY 1867(Reserved, not supported yet) Indicates the common event that the voltage of the vehicle's power system is restored to normal. 1868 1869**System capability**: SystemCapability.Notification.CommonEvent 1870 1871**Required subscriber permissions**: none 1872 1873**Value**: "common.event.IVI_VOLTAGE_RECOVERY" 1874 1875 1876### COMMON_EVENT_IVI_TEMPERATURE_RECOVERY 1877(Reserved, not supported yet) Indicates the common event that the temperature of the IVI system is restored to normal. 1878 1879**System capability**: SystemCapability.Notification.CommonEvent 1880 1881**Required subscriber permissions**: none 1882 1883**Value**: "common.event.IVI_TEMPERATURE_RECOVERY" 1884 1885 1886### COMMON_EVENT_IVI_ACTIVE 1887(Reserved, not supported yet) Indicates the common event that the battery service is active. 1888 1889**System capability**: SystemCapability.Notification.CommonEvent 1890 1891**Required subscriber permissions**: none 1892 1893**Value**: "common.event.IVI_ACTIVE" 1894 1895### COMMON_EVENT_VISIBLE_ACCOUNTS_UPDATED 1896(Reserved, not supported yet) Indicates the common event that the account visibility changed. 1897 1898**System capability**: SystemCapability.Notification.CommonEvent 1899 1900**Required subscriber permissions**: ohos.permission.GET_APP_ACCOUNTS (for system applications only) 1901 1902**Value**: "usual.event.data.VISIBLE_ACCOUNTS_UPDATED" 1903 1904 1905### COMMON_EVENT_ACCOUNT_DELETED 1906(Reserved, not supported yet) Indicates the common event that the account was deleted. 1907 1908**System capability**: SystemCapability.Notification.CommonEvent 1909 1910**Required subscriber permissions**: ohos.permission.INTERACT_ACROSS_LOCAL_ACCOUNTS (for system applications only) 1911 1912**Value**: "usual.event.data.ACCOUNT_DELETED" 1913 1914### COMMON_EVENT_FOUNDATION_READY 1915(Reserved, not supported yet) Indicates the common event that the foundation is ready. 1916 1917**System capability**: SystemCapability.Notification.CommonEvent 1918 1919**Required subscriber permissions**: ohos.permission.RECEIVER_STARTUP_COMPLETED (for system applications only) 1920 1921**Value**: "usual.event.data.FOUNDATION_READY" 1922 1923### COMMON_EVENT_SPN_INFO_CHANGED 1924Indicates the common event of that the SPN information had changed. 1925 1926**System capability**: SystemCapability.Notification.CommonEvent 1927 1928**Required subscriber permissions**: none 1929 1930**Value**: "usual.event.SPN_INFO_CHANGED" 1931 1932