1# System Common Events 2 3This document provides indexes for system common events defined in OpenHarmony. 4For details about the definition of a system common event, see [Support in @ohos.commonEventManager (Common Event)](./js-apis-commonEventManager.md#support). 5 6**System capability**: SystemCapability.Notification.CommonEvent 7 8## [COMMON_EVENT_BOOT_COMPLETED](./common_event/commonEvent-ability.md) 9Indicates that the user has finished the boot process. 10 11## COMMON_EVENT_LOCKED_BOOT_COMPLETED 12(Reserved, not supported yet) Indicates that the user has finished the boot process but the screen is still locked. 13- Value: **usual.event.LOCKED_BOOT_COMPLETED** 14- Required subscriber permissions: ohos.permission.RECEIVER_STARTUP_COMPLETED 15 16## [COMMON_EVENT_SHUTDOWN](./common_event/commonEvent-powermgr.md) 17Indicates that the device is being shut down and the final shutdown will proceed. 18 19## [COMMON_EVENT_BATTERY_CHANGED](./common_event/commonEvent-powermgr.md) 20Indicates that the charging state, level, and other information about the battery have changed. 21 22## [COMMON_EVENT_BATTERY_LOW](./common_event/commonEvent-powermgr.md) 23Indicates that the battery level is low. 24 25## [COMMON_EVENT_BATTERY_OKAY](./common_event/commonEvent-powermgr.md) 26Indicates that the battery level is normal. 27 28## [COMMON_EVENT_POWER_CONNECTED](./common_event/commonEvent-powermgr.md) 29Indicates that the device is connected to an external power supply. 30 31## [COMMON_EVENT_POWER_DISCONNECTED](./common_event/commonEvent-powermgr.md) 32Indicates that the device is disconnected from the external power supply. 33 34## [COMMON_EVENT_SCREEN_OFF](./common_event/commonEvent-powermgr.md) 35Indicates that the device screen is off and the device is in sleep mode. 36 37## [COMMON_EVENT_SCREEN_ON](./common_event/commonEvent-powermgr.md) 38Indicates that the device screen is on and the device is in the active state. 39 40## [COMMON_EVENT_THERMAL_LEVEL_CHANGED](./common_event/commonEvent-powermgr.md) 41Indicates that the device's thermal level has changed. 42 43## COMMON_EVENT_USER_PRESENT<sup>(deprecated)</sup> 44(Reserved, not supported yet) Indicates that the user unlocks the device. 45- Value: **usual.event.USER_PRESENT** 46- Required subscriber permissions: none 47> NOTE 48> 49> This API is deprecated since API version 10. 50> You are advised to use [COMMON_EVENT_SCREEN_UNLOCKED<sup>10+<sup>](./common_event/commonEvent-screenlock.md) instead. 51 52## [COMMON_EVENT_TIME_TICK](./common_event/commonEvent-time.md) 53Indicates that the system time has changed as time ticks by. 54 55## [COMMON_EVENT_TIME_CHANGED](./common_event/commonEvent-time.md) 56Indicates that the system time is set. 57 58## COMMON_EVENT_DATE_CHANGED 59(Reserved, not supported yet) Indicates that the system date has changed. 60- Value: **usual.event.DATE_CHANGED** 61- Required subscriber permissions: none 62 63## [COMMON_EVENT_TIMEZONE_CHANGED](./common_event/commonEvent-time.md) 64Indicates that the system time zone has changed. 65 66## COMMON_EVENT_CLOSE_SYSTEM_DIALOGS 67(Reserved, not supported yet) Indicates that the user closes a temporary system dialog box. 68- Value: **usual.event.CLOSE_SYSTEM_DIALOGS** 69- Required subscriber permissions: none 70 71## [COMMON_EVENT_PACKAGE_ADDED](./common_event/commonEvent-bundleManager.md) 72Indicates that a new application package has been installed on the device. 73## COMMON_EVENT_PACKAGE_REPLACED 74(Reserved, not supported yet) Indicates that a later version of an installed application package has replaced the previous one on the device. 75- Value: **usual.event.PACKAGE_REPLACED** 76- Required subscriber permissions: none 77 78## COMMON_EVENT_MY_PACKAGE_REPLACED 79(Reserved, not supported yet) Indicates that a later version of your application package has replaced the previous one. 80- Value: **usual.event.MY_PACKAGE_REPLACED** 81- Required subscriber permissions: none 82 83## [COMMON_EVENT_PACKAGE_REMOVED](./common_event/commonEvent-bundleManager.md) 84Indicates that an installed application has been uninstalled from the device with the application data retained. 85## COMMON_EVENT_BUNDLE_REMOVED 86(Reserved, not supported yet) Indicates that an installed bundle has been uninstalled from the device with the application data retained. 87- Value: **usual.event.BUNDLE_REMOVED** 88- Required subscriber permissions: none 89 90## COMMON_EVENT_PACKAGE_FULLY_REMOVED 91(Reserved, not supported yet) Indicates that an installed application, including both the application data and code, has been completely uninstalled from the device. 92- Value: **usual.event.PACKAGE_FULLY_REMOVED** 93- Required subscriber permissions: none 94 95## [COMMON_EVENT_PACKAGE_CHANGED](./common_event/commonEvent-bundleManager.md) 96Indicates that an application package has been changed (for example, an ability in the package has been enabled or disabled). 97## [COMMON_EVENT_PACKAGE_RESTARTED](./common_event/commonEvent-ability.md) 98Indicates that the user closed all processes of the application and restarted the application. 99 100## [COMMON_EVENT_PACKAGE_DATA_CLEARED](./common_event/commonEvent-ability.md) 101Indicates that the user cleared the application package data. 102 103## [COMMON_EVENT_PACKAGE_CACHE_CLEARED<sup>9+</sup>](./common_event/commonEvent-bundleManager.md) 104Indicates that the user cleared the application package cache. 105## COMMON_EVENT_PACKAGES_SUSPENDED 106(Reserved, not supported yet) Indicates that application HAP files are suspended. 107- Value: **usual.event.PACKAGES_SUSPENDED** 108- Required subscriber permissions: none 109 110## COMMON_EVENT_PACKAGES_UNSUSPENDED 111(Reserved, not supported yet) Indicates that application HAP files are not suspended (restored from the suspended state). 112- Value: **usual.event.PACKAGES_UNSUSPENDED** 113- Required subscriber permissions: none 114 115## COMMON_EVENT_MY_PACKAGE_SUSPENDED 116Indicates that an application HAP file is suspended. 117- Value: **usual.event.MY_PACKAGE_SUSPENDED** 118- Required subscriber permissions: none 119 120## COMMON_EVENT_MY_PACKAGE_UNSUSPENDED 121Indicates that an application HAP file is not suspended. 122- Value: **usual.event.MY_PACKAGE_UNSUSPENDED** 123- Required subscriber permissions: none 124 125## COMMON_EVENT_UID_REMOVED 126(Reserved, not supported yet) Indicates that a user ID has been removed from the system. 127- Value: **usual.event.UID_REMOVED** 128- Required subscriber permissions: none 129 130## COMMON_EVENT_PACKAGE_FIRST_LAUNCH 131(Reserved, not supported yet) Indicates that an installed application is started for the first time. 132- Value: **usual.event.PACKAGE_FIRST_LAUNCH** 133- Required subscriber permissions: none 134 135## COMMON_EVENT_PACKAGE_NEEDS_VERIFICATION 136(Reserved, not supported yet) Indicates that an application requires system verification. 137- Value: **usual.event.PACKAGE_NEEDS_VERIFICATION** 138- Required subscriber permissions: none 139 140## COMMON_EVENT_PACKAGE_VERIFIED 141(Reserved, not supported yet) Indicates that an application has been verified by the system. 142- Value: **usual.event.PACKAGE_VERIFIED** 143- Required subscriber permissions: none 144 145## COMMON_EVENT_EXTERNAL_APPLICATIONS_AVAILABLE 146(Reserved, not supported yet) Indicates that applications installed on the external storage are available for the system. 147- Value: **usual.event.EXTERNAL_APPLICATIONS_AVAILABLE** 148- Required subscriber permissions: none 149 150## COMMON_EVENT_EXTERNAL_APPLICATIONS_UNAVAILABLE 151(Reserved, not supported yet) Indicates that applications installed on the external storage are not available for the system. 152- Value: **usual.event.EXTERNAL_APPLICATIONS_UNAVAILABLE** 153- Required subscriber permissions: none 154 155## COMMON_EVENT_CONFIGURATION_CHANGED 156(Reserved, not supported yet) Indicates that the device state (for example, orientation and locale) has changed. 157- Value: **usual.event.CONFIGURATION_CHANGED** 158- Required subscriber permissions: none 159 160## COMMON_EVENT_LOCALE_CHANGED 161(Reserved, not supported yet) Indicates that the device locale has changed. 162- Value: **usual.event.LOCALE_CHANGED** 163- Required subscriber permissions: none 164 165## COMMON_EVENT_MANAGE_PACKAGE_STORAGE 166(Reserved, not supported yet) Indicates that the device storage is insufficient. 167- Value: **usual.event.MANAGE_PACKAGE_STORAGE** 168- Required subscriber permissions: none 169 170## COMMON_EVENT_DRIVE_MODE 171(Reserved, not supported yet) Indicates that the system is in driving mode. 172- Value: **common.event.DRIVE_MODE** 173- Required subscriber permissions: none 174 175## COMMON_EVENT_HOME_MODE 176(Reserved, not supported yet) Indicates that the system is in home mode. 177- Value: **common.event.HOME_MODE** 178- Required subscriber permissions: none 179 180## COMMON_EVENT_OFFICE_MODE 181(Reserved, not supported yet) Indicates that the system is in office mode. 182- Value: **common.event.OFFICE_MODE** 183- Required subscriber permissions: none 184 185## COMMON_EVENT_USER_STARTED 186(Reserved, not supported yet) Indicates that the user has been started. 187- Value: **usual.event.USER_STARTED** 188- Required subscriber permissions: none 189 190## COMMON_EVENT_USER_BACKGROUND 191(Reserved, not supported yet) Indicates that the user has been brought to the background. 192- Value: **usual.event.USER_BACKGROUND** 193- Required subscriber permissions: none 194 195## COMMON_EVENT_USER_FOREGROUND 196(Reserved, not supported yet) Indicates that the user has been brought to the foreground. 197- Value: **usual.event.USER_FOREGROUND** 198- Required subscriber permissions: none 199 200## [COMMON_EVENT_USER_SWITCHED](./common_event/commonEvent-account.md) 201Indicates that user switching is in progress. 202## COMMON_EVENT_USER_STARTING 203(Reserved, not supported yet) Indicates that the user is being started. 204- Value: **usual.event.USER_STARTING** 205- Required subscriber permissions: ohos.permission.INTERACT_ACROSS_LOCAL_ACCOUNTS 206 207## [COMMON_EVENT_USER_UNLOCKED](./common_event/commonEvent-account.md) 208Indicates that the credential-encrypted storage has been unlocked for the current user after the device is restarted. 209- Value: **usual.event.USER_UNLOCKED** 210- Required subscriber permissions: none 211 212## COMMON_EVENT_USER_STOPPING 213(Reserved, not supported yet) Indicates that the user is going to be stopped. 214- Value: **usual.event.USER_STOPPING** 215- Required subscriber permissions: ohos.permission.INTERACT_ACROSS_LOCAL_ACCOUNTS 216 217## COMMON_EVENT_USER_STOPPED 218(Reserved, not supported yet) Indicates that the user has been stopped. 219- Value: **usual.event.USER_STOPPED** 220- Required subscriber permissions: none 221 222## [COMMON_EVENT_DISTRIBUTED_ACCOUNT_LOGIN](./common_event/commonEvent-account.md) 223(Reserved, not supported yet) Indicates a successful login to a distributed account. 224## [COMMON_EVENT_DISTRIBUTED_ACCOUNT_LOGOUT](./common_event/commonEvent-account.md) 225(Reserved, not supported yet) Indicates a successful logout of a distributed account. 226## [COMMON_EVENT_DISTRIBUTED_ACCOUNT_TOKEN_INVALID](./common_event/commonEvent-account.md) 227(Reserved, not supported yet) Indicates the token of a distributed account is invalid. 228## [COMMON_EVENT_DISTRIBUTED_ACCOUNT_LOGOFF](./common_event/commonEvent-account.md) 229(Reserved, not supported yet) Indicates that a distributed account is deregistered. 230 231## [COMMON_EVENT_WIFI_POWER_STATE](./common_event/commonEvent-wifi.md) 232Indicates that the Wi-Fi state has changed, for example, enabled or disabled. 233 234## [COMMON_EVENT_WIFI_SCAN_FINISHED](./common_event/commonEvent-wifi.md) 235Indicates that the Wi-Fi access point has been detected and proven to be available. 236 237## [COMMON_EVENT_WIFI_SCAN_STATE](./common_event/commonEvent-wifi.md) 238Indicates that the Wi-Fi access point state has changed. 239 240## [COMMON_EVENT_WIFI_RSSI_VALUE](./common_event/commonEvent-wifi.md) 241Indicates that the Wi-Fi signal strength (RSSI) has changed. 242 243## [COMMON_EVENT_WIFI_CONN_STATE](./common_event/commonEvent-wifi.md) 244Indicates that the Wi-Fi connection state has changed. 245 246## [COMMON_EVENT_WIFI_HOTSPOT_STATE](./common_event/commonEvent-wifi.md) 247Indicates that the Wi-Fi hotspot state has changed, for example, enabled or disabled. 248 249## [COMMON_EVENT_WIFI_AP_STA_JOIN](./common_event/commonEvent-wifi.md) 250Indicates that a client has joined the Wi-Fi hotspot of the current device. 251 252## [COMMON_EVENT_WIFI_AP_STA_LEAVE](./common_event/commonEvent-wifi.md) 253Indicates that a client has disconnected from the Wi-Fi hotspot of the current device. 254 255## [COMMON_EVENT_WIFI_MPLINK_STATE_CHANGE](./common_event/commonEvent-wifi.md) 256Indicates that the state of MPLINK (an enhanced Wi-Fi feature) has changed. 257 258## [COMMON_EVENT_WIFI_P2P_CONN_STATE](./common_event/commonEvent-wifi.md) 259Indicates that the Wi-Fi P2P connection state has changed. 260 261## [COMMON_EVENT_WIFI_P2P_STATE_CHANGED](./common_event/commonEvent-wifi.md) 262Indicates that the Wi-Fi P2P state has changed, for example, enabled or disabled. 263 264## [COMMON_EVENT_WIFI_P2P_PEERS_STATE_CHANGED](./common_event/commonEvent-wifi.md) 265Indicates that the state of the Wi-Fi P2P peer device has changed. 266 267## [COMMON_EVENT_WIFI_P2P_PEERS_DISCOVERY_STATE_CHANGED](./common_event/commonEvent-wifi.md) 268Indicates that the Wi-Fi P2P discovery state has changed. 269 270## [COMMON_EVENT_WIFI_P2P_CURRENT_DEVICE_STATE_CHANGED](./common_event/commonEvent-wifi.md) 271Indicates that the state of the Wi-Fi P2P local device has changed. 272 273## [COMMON_EVENT_WIFI_P2P_GROUP_STATE_CHANGED](./common_event/commonEvent-wifi.md) 274Indicates that the Wi-Fi P2P group information has changed. 275 276## COMMON_EVENT_BLUETOOTH_HANDSFREE_AG_CONNECT_STATE_UPDATE 277(Reserved, not supported yet) Indicates the connection state of Bluetooth handsfree communication. 278- Value: **usual.event.bluetooth.handsfree.ag.CONNECT_STATE_UPDATE** 279- Required subscriber permissions: ohos.permission.USE_BLUETOOTH 280 281## COMMON_EVENT_BLUETOOTH_HANDSFREE_AG_CURRENT_DEVICE_UPDATE 282(Reserved, not supported yet) Indicates that the device connected through Bluetooth handsfree is active. 283- Value: **usual.event.bluetooth.handsfree.ag.CURRENT_DEVICE_UPDATE** 284- Required subscriber permissions: ohos.permission.USE_BLUETOOTH 285 286## COMMON_EVENT_BLUETOOTH_HANDSFREE_AG_AUDIO_STATE_UPDATE 287(Reserved, not supported yet) Indicates that the connection state of Bluetooth A2DP has changed. 288- Value: **usual.event.bluetooth.handsfree.ag.AUDIO_STATE_UPDATE** 289- Required subscriber permissions: ohos.permission.USE_BLUETOOTH 290 291## COMMON_EVENT_BLUETOOTH_A2DPSOURCE_CONNECT_STATE_UPDATE 292(Reserved, not supported yet) Indicates the connection state of Bluetooth A2DP. 293- Value: **usual.event.bluetooth.a2dpsource.CONNECT_STATE_UPDATE** 294- Required subscriber permissions: ohos.permission.USE_BLUETOOTH 295 296## COMMON_EVENT_BLUETOOTH_A2DPSOURCE_CURRENT_DEVICE_UPDATE 297(Reserved, not supported yet) Indicates that the device connected using Bluetooth A2DP is active. 298- Value: **usual.event.bluetooth.a2dpsource.CURRENT_DEVICE_UPDATE** 299- Required subscriber permissions: ohos.permission.USE_BLUETOOTH 300 301## COMMON_EVENT_BLUETOOTH_A2DPSOURCE_PLAYING_STATE_UPDATE 302(Reserved, not supported yet) Indicates that the playing state of Bluetooth A2DP has changed. 303- Value: **usual.event.bluetooth.a2dpsource.PLAYING_STATE_UPDATE** 304- Required subscriber permissions: ohos.permission.USE_BLUETOOTH 305 306## COMMON_EVENT_BLUETOOTH_A2DPSOURCE_AVRCP_CONNECT_STATE_UPDATE 307(Reserved, not supported yet) Indicates that the AVRCP connection state of Bluetooth A2DP has changed. 308- Value: **usual.event.bluetooth.a2dpsource.AVRCP_CONNECT_STATE_UPDATE** 309- Required subscriber permissions: ohos.permission.USE_BLUETOOTH 310 311## COMMON_EVENT_BLUETOOTH_A2DPSOURCE_CODEC_VALUE_UPDATE 312(Reserved, not supported yet) Indicates that the audio codec state of Bluetooth A2DP has changed. 313- Value: **usual.event.bluetooth.a2dpsource.CODEC_VALUE_UPDATE** 314- Required subscriber permissions: ohos.permission.USE_BLUETOOTH 315 316## COMMON_EVENT_BLUETOOTH_REMOTEDEVICE_DISCOVERED 317(Reserved, not supported yet) Indicates that a remote Bluetooth device is discovered. 318- Value: **usual.event.bluetooth.remotedevice.DISCOVERED** 319- Required subscriber permissions: ohos.permission.LOCATION and ohos.permission.USE_BLUETOOTH 320 321## COMMON_EVENT_BLUETOOTH_REMOTEDEVICE_CLASS_VALUE_UPDATE 322(Reserved, not supported yet) Indicates that the Bluetooth class of a remote Bluetooth device has changed. 323- Value: **usual.event.bluetooth.remotedevice.CLASS_VALUE_UPDATE** 324- Required subscriber permissions: ohos.permission.USE_BLUETOOTH 325 326## COMMON_EVENT_BLUETOOTH_REMOTEDEVICE_ACL_CONNECTED 327(Reserved, not supported yet) Indicates that a low-ACL connection with a remote Bluetooth device has been established. 328- Value: **usual.event.bluetooth.remotedevice.ACL_CONNECTED** 329- Required subscriber permissions: none 330 331## COMMON_EVENT_BLUETOOTH_REMOTEDEVICE_ACL_DISCONNECTED 332(Reserved, not supported yet) Indicates that the low-ACL connection with a remote Bluetooth device has been terminated. 333- Value: **usual.event.bluetooth.remotedevice.ACL_DISCONNECTED** 334- Required subscriber permissions: ohos.permission.USE_BLUETOOTH 335 336## COMMON_EVENT_BLUETOOTH_REMOTEDEVICE_NAME_UPDATE 337(Reserved, not supported yet) Indicates that the friendly name of a remote Bluetooth device is retrieved for the first time or has changed since the last retrieval. 338- Value: **usual.event.bluetooth.remotedevice.NAME_UPDATE** 339- Required subscriber permissions: ohos.permission.USE_BLUETOOTH 340 341## COMMON_EVENT_BLUETOOTH_REMOTEDEVICE_PAIR_STATE 342(Reserved, not supported yet) Indicates that the connection state with a remote Bluetooth device has changed. 343- Value: **usual.event.bluetooth.remotedevice.PAIR_STATE** 344- Required subscriber permissions: ohos.permission.USE_BLUETOOTH 345 346## COMMON_EVENT_BLUETOOTH_REMOTEDEVICE_BATTERY_VALUE_UPDATE 347(Reserved, not supported yet) Indicates that the battery level of a remote Bluetooth device is retrieved for the first time or has changed since the last retrieval. 348- Value: **usual.event.bluetooth.remotedevice.BATTERY_VALUE_UPDATE** 349- Required subscriber permissions: ohos.permission.USE_BLUETOOTH 350 351## COMMON_EVENT_BLUETOOTH_REMOTEDEVICE_SDP_RESULT 352(Reserved, not supported yet) Indicates the SDP state of a remote Bluetooth device. 353- Value: **usual.event.bluetooth.remotedevice.SDP_RESULT** 354- Required subscriber permissions: none 355 356## COMMON_EVENT_BLUETOOTH_REMOTEDEVICE_UUID_VALUE 357(Reserved, not supported yet) Indicates the UUID connection state with a remote Bluetooth device. 358- Value: **usual.event.bluetooth.remotedevice.UUID_VALUE** 359- Required subscriber permissions: ohos.permission.DISCOVER_BLUETOOTH 360 361## COMMON_EVENT_BLUETOOTH_REMOTEDEVICE_PAIRING_REQ 362(Reserved, not supported yet) Indicates the pairing request from a remote Bluetooth device. 363- Value: **usual.event.bluetooth.remotedevice.PAIRING_REQ** 364- Required subscriber permissions: ohos.permission.DISCOVER_BLUETOOTH 365 366## COMMON_EVENT_BLUETOOTH_REMOTEDEVICE_PAIRING_CANCEL 367(Reserved, not supported yet) Indicates that Bluetooth pairing has been canceled. 368- Value: **usual.event.bluetooth.remotedevice.PAIRING_CANCEL** 369- Required subscriber permissions: none 370 371## COMMON_EVENT_BLUETOOTH_REMOTEDEVICE_CONNECT_REQ 372(Reserved, not supported yet) Indicates the connection request from a remote Bluetooth device. 373- Value: **usual.event.bluetooth.remotedevice.CONNECT_REQ** 374- Required subscriber permissions: none 375 376## COMMON_EVENT_BLUETOOTH_REMOTEDEVICE_CONNECT_REPLY 377(Reserved, not supported yet) Indicates the response to the connection request from a remote Bluetooth device. 378- Value: **usual.event.bluetooth.remotedevice.CONNECT_REPLY** 379- Required subscriber permissions: none 380 381## COMMON_EVENT_BLUETOOTH_REMOTEDEVICE_CONNECT_CANCEL 382(Reserved, not supported yet) Indicates that the connection to a remote Bluetooth device has been canceled. 383- Value: **usual.event.bluetooth.remotedevice.CONNECT_CANCEL** 384- Required subscriber permissions: none 385 386## COMMON_EVENT_BLUETOOTH_HANDSFREEUNIT_CONNECT_STATE_UPDATE 387(Reserved, not supported yet) Indicates that the connection state with a Bluetooth handsfree has changed. 388- Value: **usual.event.bluetooth.handsfreeunit.CONNECT_STATE_UPDATE** 389- Required subscriber permissions: none 390 391## COMMON_EVENT_BLUETOOTH_HANDSFREEUNIT_AUDIO_STATE_UPDATE 392(Reserved, not supported yet) Indicates that the audio state of a Bluetooth handsfree has changed. 393- Value: **usual.event.bluetooth.handsfreeunit.AUDIO_STATE_UPDATE** 394- Required subscriber permissions: none 395 396## COMMON_EVENT_BLUETOOTH_HANDSFREEUNIT_AG_COMMON_EVENT 397(Reserved, not supported yet) Indicates that the audio gateway state of a Bluetooth handsfree has changed. 398- Value: **usual.event.bluetooth.handsfreeunit.AG_COMMON_EVENT** 399- Required subscriber permissions: none 400 401## COMMON_EVENT_BLUETOOTH_HANDSFREEUNIT_AG_CALL_STATE_UPDATE 402(Reserved, not supported yet) Indicates that the calling state of a Bluetooth handsfree has changed. 403- Value: **usual.event.bluetooth.handsfreeunit.AG_CALL_STATE_UPDATE** 404- Required subscriber permissions: none 405 406## COMMON_EVENT_BLUETOOTH_HOST_STATE_UPDATE 407(Reserved, not supported yet) Indicates that the state of a Bluetooth adapter has changed, for example, Bluetooth has been enabled or disabled. 408- Value: **usual.event.bluetooth.host.STATE_UPDATE** 409- Required subscriber permissions: ohos.permission.USE_BLUETOOTH 410 411## COMMON_EVENT_BLUETOOTH_HOST_REQ_DISCOVERABLE 412(Reserved, not supported yet) Indicates the request for the user to allow Bluetooth device scanning. 413- Value: **usual.event.bluetooth.host.REQ_DISCOVERABLE** 414- Required subscriber permissions: none 415 416## COMMON_EVENT_BLUETOOTH_HOST_REQ_ENABLE 417(Reserved, not supported yet) Indicates the request for the user to enable Bluetooth. 418- Value: **usual.event.bluetooth.host.REQ_ENABLE** 419- Required subscriber permissions: ohos.permission.USE_BLUETOOTH 420 421## COMMON_EVENT_BLUETOOTH_HOST_REQ_DISABLE 422(Reserved, not supported yet) Indicates the request for the user to disable Bluetooth. 423- Value: **usual.event.bluetooth.host.REQ_DISABLE** 424- Required subscriber permissions: ohos.permission.USE_BLUETOOTH 425 426## COMMON_EVENT_BLUETOOTH_HOST_SCAN_MODE_UPDATE 427(Reserved, not supported yet) Indicates that the Bluetooth scanning mode of the device has changed. 428- Value: **usual.event.bluetooth.host.SCAN_MODE_UPDATE** 429- Required subscriber permissions: ohos.permission.USE_BLUETOOTH 430 431## COMMON_EVENT_BLUETOOTH_HOST_DISCOVERY_STARTED 432(Reserved, not supported yet) Indicates that Bluetooth scanning has been started on the device. 433- Value: **usual.event.bluetooth.host.DISCOVERY_STARTED** 434- Required subscriber permissions: ohos.permission.USE_BLUETOOTH 435 436## COMMON_EVENT_BLUETOOTH_HOST_DISCOVERY_FINISHED 437(Reserved, not supported yet) Indicates that Bluetooth scanning is finished on the device. 438- Value: **usual.event.bluetooth.host.DISCOVERY_FINISHED** 439- Required subscriber permissions: ohos.permission.USE_BLUETOOTH 440 441## COMMON_EVENT_BLUETOOTH_HOST_NAME_UPDATE 442(Reserved, not supported yet) Indicates that the Bluetooth adapter name of the device has changed. 443- Value: **usual.event.bluetooth.host.NAME_UPDATE** 444- Required subscriber permissions: ohos.permission.USE_BLUETOOTH 445 446## COMMON_EVENT_BLUETOOTH_A2DPSINK_CONNECT_STATE_UPDATE 447(Reserved, not supported yet) Indicates that the connection state of Bluetooth A2DP Sink has changed. 448- Value: **usual.event.bluetooth.a2dpsink.CONNECT_STATE_UPDATE** 449- Required subscriber permissions: ohos.permission.USE_BLUETOOTH 450 451## COMMON_EVENT_BLUETOOTH_A2DPSINK_PLAYING_STATE_UPDATE 452(Reserved, not supported yet) Indicates that the playing state of Bluetooth A2DP Sink has changed. 453- Value: **usual.event.bluetooth.a2dpsink.PLAYING_STATE_UPDATE** 454- Required subscriber permissions: ohos.permission.USE_BLUETOOTH 455 456## COMMON_EVENT_BLUETOOTH_A2DPSINK_AUDIO_STATE_UPDATE 457(Reserved, not supported yet) Indicates that the audio state of Bluetooth A2DP Sink has changed. 458- Value: **usual.event.bluetooth.a2dpsink.AUDIO_STATE_UPDATE** 459- Required subscriber permissions: ohos.permission.USE_BLUETOOTH 460 461## [COMMON_EVENT_NFC_ACTION_ADAPTER_STATE_CHANGED](./common_event/commonEvent-nfc.md) 462Indicates that the state of the device NFC adapter has changed. 463 464## [COMMON_EVENT_NFC_ACTION_RF_FIELD_ON_DETECTED](./common_event/commonEvent-nfc.md) 465Indicates that the NFC RF field is on. 466 467## [COMMON_EVENT_NFC_ACTION_RF_FIELD_OFF_DETECTED](./common_event/commonEvent-nfc.md) 468Indicates that the NFC RF field is off. 469 470## [COMMON_EVENT_DISCHARGING](./common_event/commonEvent-powermgr.md) 471Indicates that the system stops charging the battery. 472 473## [COMMON_EVENT_CHARGING](./common_event/commonEvent-powermgr.md) 474Indicates that the system starts charging the battery. 475 476## [COMMON_EVENT_CHARGE_TYPE_CHANGED](./common_event/commonEvent-powermgr.md) 477Indicates that the system charging type has changed. This event is available only for system applications. 478 479## [COMMON_EVENT_CHARGE_IDLE_MODE_CHANGED](./common_event/commonEvent-powermgr.md) 480Indicates that the device enters the charging idle mode. 481 482## [COMMON_EVENT_DEVICE_IDLE_MODE_CHANGED](./common_event/commonEvent-resourceschedule.md) 483Indicates that the system idle mode has changed. 484## [COMMON_EVENT_DEVICE_IDLE_EXEMPTION_LIST_UPDATED<sup>10+<sup>](./common_event/commonEvent-resourceschedule.md) 485Indicates that the exemption list for resource usage restrictions has been updated in idle mode. This event is for system applications only. 486 487## [COMMON_EVENT_POWER_SAVE_MODE_CHANGED](./common_event/commonEvent-powermgr.md) 488Indicates that the system power saving mode has changed. 489 490## [COMMON_EVENT_USER_ADDED](./common_event/commonEvent-account.md) 491Indicates that a user has been added to the system. 492## [COMMON_EVENT_USER_REMOVED](./common_event/commonEvent-account.md) 493Indicates that a user has been removed from the system. 494## COMMON_EVENT_ABILITY_ADDED 495(Reserved, not supported yet) Indicates that an ability has been added. 496- Value: **usual.event.ABILITY_ADDED** 497- Required subscriber permissions: ohos.permission.LISTEN_BUNDLE_CHANGE 498 499## COMMON_EVENT_ABILITY_REMOVED 500(Reserved, not supported yet) Indicates that an ability has been removed. 501- Value: **usual.event.ABILITY_REMOVED** 502- Required subscriber permissions: ohos.permission.LISTEN_BUNDLE_CHANGE 503 504## COMMON_EVENT_ABILITY_UPDATED 505(Reserved, not supported yet) Indicates that an ability has been updated. 506- Value: **usual.event.ABILITY_UPDATED** 507- Required subscriber permissions: ohos.permission.LISTEN_BUNDLE_CHANGE 508 509## COMMON_EVENT_LOCATION_MODE_STATE_CHANGED 510(Reserved, not supported yet) Indicates that the location mode of the system has changed. 511- Value: **usual.event.location.MODE_STATE_CHANGED** 512- Required subscriber permissions: none 513 514## COMMON_EVENT_IVI_SLEEP 515(Reserved, not supported yet) Indicates that the in-vehicle infotainment (IVI) system is in sleep mode. 516- Value: **common.event.IVI_SLEEP** 517- Required subscriber permissions: none 518 519## COMMON_EVENT_IVI_PAUSE 520(Reserved, not supported yet) Indicates that the IVI system as entered sleep mode and instructs the playing application to stop playback. 521- Value: **common.event.IVI_PAUSE** 522- Required subscriber permissions: none 523 524## COMMON_EVENT_IVI_STANDBY 525(Reserved, not supported yet) Requests a third-party application in the IVI system to pause the current work. 526- Value: **common.event.IVI_STANDBY** 527- Required subscriber permissions: none 528 529## COMMON_EVENT_IVI_LASTMODE_SAVE 530(Reserved, not supported yet) Requests a third-party application in the IVI system to save its last mode. 531- Value: **common.event.IVI_LASTMODE_SAVE** 532- Required subscriber permissions: none 533 534## COMMON_EVENT_IVI_VOLTAGE_ABNORMAL 535(Reserved, not supported yet) Indicates that the voltage of the vehicle's power system is abnormal. 536- Value: **common.event.IVI_VOLTAGE_ABNORMAL** 537- Required subscriber permissions: none 538 539## COMMON_EVENT_IVI_HIGH_TEMPERATURE 540(Reserved, not supported yet) Indicates that the temperature of the IVI system is high. 541- Value: **common.event.IVI_HIGH_TEMPERATURE** 542- Required subscriber permissions: none 543 544## COMMON_EVENT_IVI_EXTREME_TEMPERATURE 545(Reserved, not supported yet) Indicates that the temperature of the IVI system is extremely high. 546- Value: **common.event.IVI_EXTREME_TEMPERATURE** 547- Required subscriber permissions: none 548 549## COMMON_EVENT_IVI_TEMPERATURE_ABNORMAL 550(Reserved, not supported yet) Indicates that the IVI system is at an extreme temperature. 551- Value: **common.event.IVI_TEMPERATURE_ABNORMAL** 552- Required subscriber permissions: none 553 554## COMMON_EVENT_IVI_VOLTAGE_RECOVERY 555(Reserved, not supported yet) Indicates that the voltage of the vehicle's power system is restored to normal. 556- Value: **common.event.IVI_VOLTAGE_RECOVERY** 557- Required subscriber permissions: none 558 559## COMMON_EVENT_IVI_TEMPERATURE_RECOVERY 560(Reserved, not supported yet) Indicates that the temperature of the IVI system is restored to normal. 561- Value: **common.event.IVI_TEMPERATURE_RECOVERY** 562- Required subscriber permissions: none 563 564## COMMON_EVENT_IVI_ACTIVE 565(Reserved, not supported yet) Indicates that the battery service of the IVI system is active. 566- Value: **common.event.IVI_ACTIVE** 567- Required subscriber permissions: none 568 569## [COMMON_EVENT_USB_STATE<sup>9+</sup>](common_event/commonEvent-usb.md) 570Indicates that the USB device state has changed. 571 572## [**COMMON_EVENT_USB_PORT_CHANGED**<sup>9+</sup>](./common_event/commonEvent-usb.md) 573Indicates that the USB port state of the device has changed. 574 575## [COMMON_EVENT_USB_DEVICE_ATTACHED](./common_event/commonEvent-usb.md) 576Indicates that a USB device has been attached to the device functioning as a USB host. 577 578## [COMMON_EVENT_USB_DEVICE_DETACHED](./common_event/commonEvent-usb.md) 579Indicates that a USB device has been detached from the device functioning as a USB host. 580 581## [COMMON_EVENT_USB_ACCESSORY_ATTACHED](./common_event/commonEvent-usb.md) 582(Reserved, not supported yet) Indicates that a USB accessory was attached. 583 584## [COMMON_EVENT_USB_ACCESSORY_DETACHED](./common_event/commonEvent-usb.md) 585(Reserved, not supported yet) Indicates that a USB accessory was detached. 586 587## COMMON_EVENT_DISK_REMOVED 588(Reserved, not supported yet) Indicates that an external storage device was removed. 589- Value: **usual.event.data.DISK_BAD_REMOVAL** 590- Required subscriber permissions: ohos.permission.STORAGE_MANAGER 591 592## COMMON_EVENT_DISK_UNMOUNTED 593(Reserved, not supported yet) Indicates that an external storage device was unmounted. 594- Value: **usual.event.data.DISK_UNMOUNTABLE** 595- Required subscriber permissions: ohos.permission.STORAGE_MANAGER 596 597## COMMON_EVENT_DISK_MOUNTED 598(Reserved, not supported yet) Indicates that an external storage device was mounted. 599- Value: **usual.event.hardware.usb.action.USB_ACCESSORY_DETACHED** 600- Required subscriber permissions: ohos.permission.STORAGE_MANAGER 601 602## COMMON_EVENT_DISK_BAD_REMOVAL 603(Reserved, not supported yet) Indicates that an external storage device was removed without being unmounted. 604- Value: usual.event.data.DISK_REMOVED 605- Required subscriber permissions: ohos.permission.STORAGE_MANAGER 606 607## COMMON_EVENT_DISK_UNMOUNTABLE 608(Reserved, not supported yet) Indicates that an external storage device is unmountable when the card is inserted. 609- Value: **usual.event.data.DISK_UNMOUNTED** 610- Required subscriber permissions: ohos.permission.STORAGE_MANAGER 611 612## COMMON_EVENT_DISK_EJECT 613(Reserved, not supported yet) Indicates that an external storage device was ejected (at the software level). 614- Value: **usual.event.data.DISK_EJECT** 615- Required subscriber permissions: ohos.permission.STORAGE_MANAGER 616 617## [COMMON_EVENT_VOLUME_REMOVED<sup>9+<sup>](./common_event/commonEvent-filemanagement.md) 618Indicates that an external storage device was removed. 619 620## [COMMON_EVENT_VOLUME_UNMOUNTED<sup>9+<sup>](./common_event/commonEvent-filemanagement.md) 621Indicates that an external storage device was unmounted. 622 623## [COMMON_EVENT_VOLUME_MOUNTED<sup>9+<sup>](./common_event/commonEvent-filemanagement.md) 624Indicates that an external storage device was mounted. 625 626## [COMMON_EVENT_VOLUME_BAD_REMOVAL<sup>9+<sup>](./common_event/commonEvent-filemanagement.md) 627Indicates that an external storage device was removed without being unmounted. 628 629## [COMMON_EVENT_VOLUME_EJECT<sup>9+<sup>](./common_event/commonEvent-filemanagement.md) 630Indicates that an external storage device was ejected (at the software level). 631 632## COMMON_EVENT_VISIBLE_ACCOUNTS_UPDATED 633(Reserved, not supported yet) Indicates that the account visibility changed. 634- Value: **usual.event.data.VISIBLE_ACCOUNTS_UPDATED** 635- Required subscriber permissions: ohos.permission.GET_APP_ACCOUNTS 636 637## COMMON_EVENT_ACCOUNT_DELETED 638(Reserved, not supported yet) Indicates that an account was deleted. 639- Value: **usual.event.data.ACCOUNT_DELETED** 640- Required subscriber permissions: ohos.permission.INTERACT_ACROSS_LOCAL_ACCOUNTS 641 642## COMMON_EVENT_FOUNDATION_READY 643(Reserved, not supported yet) Indicates that the foundation is ready. 644- Value: **usual.event.data.FOUNDATION_READY** 645- Required subscriber permissions: ohos.permission.RECEIVER_STARTUP_COMPLETED 646 647## COMMON_EVENT_AIRPLANE_MODE_CHANGED 648Indicates that the airplane mode of the device has changed. 649- Value: **usual.event.AIRPLANE_MODE** 650- Required subscriber permissions: none 651 652## COMMON_EVENT_SPLIT_SCREEN 653Indicates that the screen has been split. 654- Value: **usual.event.SPLIT_SCREEN** 655- Required subscriber permissions: ohos.permission.RECEIVER_SPLIT_SCREEN 656 657## [COMMON_EVENT_SLOT_CHANGE<sup>9+<sup>](./common_event/commonEvent-ans.md) 658Indicates that the notification slot has been updated. 659## COMMON_EVENT_SPN_INFO_CHANGED<sup>9+</sup> 660Indicates that the SPN displayed has been updated. 661- Value: **usual.event.SPN_INFO_CHANGED** 662- Required subscriber permissions: none 663 664## [COMMON_EVENT_QUICK_FIX_APPLY_RESULT<sup>9+<sup>](./common_event/commonEvent-ability.md) 665Indicates the result of applying a quick fix to the application. 666## COMMON_EVENT_HTTP_PROXY_CHANGE<sup>10+</sup> 667Indicates that the HTTP proxy configuration has changed. 668- Value: **usual.event.HTTP_PROXY_CHANGE** 669- Required subscriber permissions: none 670 671## [COMMON_EVENT_DOMAIN_ACCOUNT_STATUS_CHANGED<sup>10+<sup>](./common_event/commonEvent-account.md) 672Indicates that the domain account status has changed. 673## [COMMON_EVENT_SIM_STATE_CHANGED<sup>10+<sup>](./common_event/commonEvent-telephony.md) 674Indicates that the SIM card state has changed. 675## [COMMON_EVENT_SMS_RECEIVED_COMPLETED<sup>10+<sup>](./common_event/commonEvent-telephony.md) 676Indicates that the SMS message is received. 677## [COMMON_EVENT_SMS_EMERGENCY_CB_RECEIVE_COMPLETED<sup>10+<sup>](./common_event/commonEvent-telephony.md) 678Indicates that an emergency cell broadcast message is received. 679## [COMMON_EVENT_SMS_CB_RECEIVE_COMPLETED<sup>10+<sup>](./common_event/commonEvent-telephony.md) 680Indicates that a cell broadcast message is received. 681## [COMMON_EVENT_STK_COMMAND<sup>10+<sup>](./common_event/commonEvent-telephony.md) 682(Reserved, not supported yet) Indicates the STK command. 683## [COMMON_EVENT_STK_SESSION_END<sup>10+<sup>](./common_event/commonEvent-telephony.md) 684(Reserved, not supported yet) Indicates that an STK session ends. 685## [COMMON_EVENT_STK_CARD_STATE_CHANGED<sup>10+<sup>](./common_event/commonEvent-telephony.md) 686(Reserved, not supported yet) Indicates that the STK card state has changed. 687## [COMMON_EVENT_STK_ALPHA_IDENTIFIER<sup>10+<sup>](./common_event/commonEvent-telephony.md) 688(Reserved, not supported yet) Indicates the STK alpha indicator. 689## [COMMON_EVENT_SMS_WAPPUSH_RECEIVE_COMPLETED<sup>10+<sup>](./common_event/commonEvent-telephony.md) 690Indicates that a WAP push message is received. 691## [COMMON_EVENT_OPERATOR_CONFIG_CHANGED<sup>10+<sup>](./common_event/commonEvent-telephony.md) 692Indicates that the carrier configuration has been updated. 693## [COMMON_EVENT_SIM_CARD_DEFAULT_SMS_SUBSCRIPTION_CHANGED<sup>10+<sup>](./common_event/commonEvent-telephony.md) 694Indicates that the default SIM card for the SMS service has changed. 695## [COMMON_EVENT_SIM_CARD_DEFAULT_DATA_SUBSCRIPTION_CHANGED<sup>10+<sup>](./common_event/commonEvent-telephony.md) 696Indicates that the default SIM card for the mobile data service has changed. 697## [COMMON_EVENT_SIM_CARD_DEFAULT_MAIN_SUBSCRIPTION_CHANGED<sup>10+<sup>](./common_event/commonEvent-telephony.md) 698Indicates that the default primary SIM card has changed. 699## [COMMON_EVENT_SIM_CARD_DEFAULT_VOICE_SUBSCRIPTION_CHANGED<sup>10+<sup>](./common_event/commonEvent-telephony.md) 700Indicates that the default SIM card for the voice service has changed. 701## [COMMON_EVENT_CALL_STATE_CHANGED<sup>10+<sup>](./common_event/commonEvent-telephony.md) 702Indicates that the call state has changed. 703## [COMMON_EVENT_CELLULAR_DATA_STATE_CHANGED<sup>10+<sup>](./common_event/commonEvent-telephony.md) 704Indicates that the cellular data state has changed. 705## [COMMON_EVENT_NETWORK_STATE_CHANGED<sup>10+<sup>](./common_event/commonEvent-telephony.md) 706Indicates that the network state has changed. 707## [COMMON_EVENT_SIGNAL_INFO_CHANGED<sup>10+<sup>](./common_event/commonEvent-telephony.md) 708Indicates that the signal information is updated. 709## [COMMON_EVENT_INCOMING_CALL_MISSED<sup>10+<sup>](./common_event/commonEvent-telephony.md) 710Indicates a missed call. 711## [COMMON_EVENT_RADIO_STATE_CHANGE<sup>10+<sup>](./common_event/commonEvent-telephony.md) 712Indicates that the power-on and power-off status of the modem has changed. 713## [COMMON_EVENT_SCREEN_LOCKED <sup>10+<sup>](./common_event/commonEvent-screenlock.md) 714 715Indicates that the screen is locked. 716 717## [COMMON_EVENT_SCREEN_UNLOCKED<sup>10+<sup>](./common_event/commonEvent-screenlock.md) 718 719Indicates that the screen is unlocked. 720 721## [COMMON_EVENT_QUICK_FIX_REVOKE_RESULT<sup>10+<sup>](./common_event/commonEvent-ability.md#common_event_quick_fix_revoke_result10) 722 723ָIndicates the result of revoking a quick fix to the application. 724 725## [COMMON_EVENT_DISTRIBUTED_ACCOUNT_LOGIN](./common_event/commonEvent-account.md) 726(Reserved, not supported yet) Indicates a successful login to a distributed account. 727 728## [COMMON_EVENT_DISTRIBUTED_ACCOUNT_LOGOUT](./common_event/commonEvent-account.md) 729(Reserved, not supported yet) Indicates a successful logout of a distributed account. 730 731## [COMMON_EVENT_DISTRIBUTED_ACCOUNT_TOKEN_INVALID](./common_event/commonEvent-account.md) 732(Reserved, not supported yet) Indicates the token of a distributed account is invalid. 733 734## [COMMON_EVENT_DISTRIBUTED_ACCOUNT_LOGOFF](./common_event/commonEvent-account.md) 735(Reserved, not supported yet) Indicates that a distributed account is deregistered. 736 737## [COMMON_EVENT_USER_INFO_UPDATED<sup>9+<sup>](./common_event/commonEvent-account.md) 738 739Indicates that the user information has been updated. 740 741## [COMMON_EVENT_AUDIO_QUALITY_CHANGE](./common_event/commonEvent-telephony.md) 742 743Indicates that the audio quality has changed. 744 745## [COMMON_EVENT_NET_QUOTA_WARNING<sup>10+<sup>](./common_event/commonEvent-netmanager.md) 746Indicates that the network data usage has reached the alarm threshold. 747 748## [COMMON_EVENT_NET_QUOTA_LIMIT_REMINDED<sup>10+<sup>](./common_event/commonEvent-netmanager.md) 749Indicates that the network data usage has reached the upper limit, and network access is still available. 750 751## [OMMON_EVENT_NET_QUOTA_LIMIT<sup>10+<sup>](./common_event/commonEvent-netmanager.md) 752Indicates that the network data usage has reached the upper limit, and network access becomes unavailable. 753 754## [COMMON_EVENT_HTTP_PROXY_CHANGE<sup>10+<sup>](./common_event/commonEvent-netmanager.md) 755Indicates that the HTTP proxy configuration has changed. 756 757## [COMMON_EVENT_AIRPLANE_MODE_CHANGED<sup>10+<sup>](./common_event/commonEvent-netmanager.md) 758Indicates that the airplane mode state has changed. 759 760## [COMMON_EVENT_CONNECTIVITY_CHANGE<sup>10+<sup>](./common_event/commonEvent-netmanager.md) 761Indicates that the network connection state has changed.