Indicates that the device is being shut down and the final shutdown will proceed.
- Value: **usual.event.SHUTDOWN**
- Required subscriber permissions: none
## COMMON_EVENT_BATTERY_CHANGED
Indicates that the charging state, level, and other information about the battery have changed.
- Value: **usual.event.BATTERY_CHANGED**
- Required subscriber permissions: none
## COMMON_EVENT_BATTERY_LOW
Indicates that the battery level is low.
- Value: **usual.event.BATTERY_LOW**
- Required subscriber permissions: none
## COMMON_EVENT_BATTERY_OKAY
Indicates that the battery level is normal.
- Value: **usual.event.BATTERY_OKAY**
- Required subscriber permissions: none
## COMMON_EVENT_POWER_CONNECTED
Indicates that the device is connected to an external power supply.
- Value: **usual.event.POWER_CONNECTED**
- Required subscriber permissions: none
## COMMON_EVENT_POWER_DISCONNECTED
Indicates that the device is disconnected from the external power supply.
- Value: **usual.event.POWER_DISCONNECTED**
- Required subscriber permissions: none
## COMMON_EVENT_SCREEN_OFF
Indicates that the device screen is off and the device is in sleep mode.
- Value: **usual.event.SCREEN_OFF**
- Required subscriber permissions: none
## COMMON_EVENT_SCREEN_ON
Indicates that the device screen is on and the device is in interactive state.
- Value: **usual.event.SCREEN_ON**
- Required subscriber permissions: none
## COMMON_EVENT_THERMAL_LEVEL_CHANGED<sup>8+<sup>
Indicates that the device's thermal level has changed.
- Value: **usual.event.THERMAL_LEVEL_CHANGED**
- Required subscriber permissions: none
## COMMON_EVENT_USER_PRESENT
(Reserved, not supported yet) Indicates that the user unlocks the device.
- Value: **usual.event.USER_PRESENT**
- Required subscriber permissions: none
## COMMON_EVENT_TIME_TICK
Indicates that the system time has changed as time ticks by.
- Value: **usual.event.TIME_TICK**
- Required subscriber permissions: none
## COMMON_EVENT_TIME_CHANGED
Indicates that the system time is set.
- Value: **usual.event.TIME_CHANGED**
- Required subscriber permissions: none
## COMMON_EVENT_DATE_CHANGED
(Reserved, not supported yet) Indicates that the system date has changed.
- Value: **usual.event.DATE_CHANGED**
- Required subscriber permissions: none
## COMMON_EVENT_TIMEZONE_CHANGED
Indicates that the system time zone has changed.
- Value: **usual.event.TIMEZONE_CHANGED**
- Required subscriber permissions: none
## COMMON_EVENT_CLOSE_SYSTEM_DIALOGS
(Reserved, not supported yet) Indicates that the user closes a temporary system dialog box.
- Value: **usual.event.CLOSE_SYSTEM_DIALOGS**
- Required subscriber permissions: none
## COMMON_EVENT_PACKAGE_ADDED
Indicates that a new application package has been installed on the device.
- Value: **usual.event.PACKAGE_ADDED**
- Required subscriber permissions: none
## COMMON_EVENT_PACKAGE_REPLACED
(Reserved, not supported yet) Indicates that a later version of an installed application package has replaced the previous one on the device.
- Value: **usual.event.PACKAGE_REPLACED**
- Required subscriber permissions: none
## COMMON_EVENT_MY_PACKAGE_REPLACED
(Reserved, not supported yet) Indicates that a later version of your application package has replaced the previous one.
- Value: **usual.event.MY_PACKAGE_REPLACED**
- Required subscriber permissions: none
## COMMON_EVENT_PACKAGE_REMOVED
Indicates that an installed application has been uninstalled from the device with the application data retained.
- Value: **usual.event.PACKAGE_REMOVED**
- Required subscriber permissions: none
## COMMON_EVENT_BUNDLE_REMOVED
(Reserved, not supported yet) Indicates that an installed bundle has been uninstalled from the device with the application data retained.
- Value: **usual.event.BUNDLE_REMOVED**
- Required subscriber permissions: none
## COMMON_EVENT_PACKAGE_FULLY_REMOVED
(Reserved, not supported yet) Indicates that an installed application, including both the application data and code, has been completely uninstalled from the device.
- Value: **usual.event.PACKAGE_FULLY_REMOVED**
- Required subscriber permissions: none
## COMMON_EVENT_PACKAGE_CHANGED
Indicates that an application package has been changed (for example, an ability in the package has been enabled or disabled).
- Value: **usual.event.PACKAGE_CHANGED**
- Required subscriber permissions: none
## COMMON_EVENT_PACKAGE_RESTARTED
Indicates that the user closed all processes of the application and restarted the application.
- Value: **usual.event.PACKAGE_RESTARTED**
- Required subscriber permissions: none
## COMMON_EVENT_PACKAGE_DATA_CLEARED
Indicates that the user cleared the application package data.
(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.
(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.
This document provides indexes for system common events defined in OpenHarmony.
For details about the definition of a system common event, see [Support in @ohos.commonEventManager (Common Event)](./js-apis-commonEventManager.md#support).
Indicates that the device is being shut down and the final shutdown will proceed.
- Value: **usual.event.SHUTDOWN**
- Required subscriber permissions: none
## COMMON_EVENT_BATTERY_CHANGED
Indicates that the charging state, level, and other information about the battery have changed.
- Value: **usual.event.BATTERY_CHANGED**
- Required subscriber permissions: none
## COMMON_EVENT_BATTERY_LOW
Indicates that the battery level is low.
- Value: **usual.event.BATTERY_LOW**
- Required subscriber permissions: none
## COMMON_EVENT_BATTERY_OKAY
Indicates that the battery level is normal.
- Value: **usual.event.BATTERY_OKAY**
- Required subscriber permissions: none
## COMMON_EVENT_POWER_CONNECTED
Indicates that the device is connected to an external power supply.
- Value: **usual.event.POWER_CONNECTED**
- Required subscriber permissions: none
## COMMON_EVENT_POWER_DISCONNECTED
Indicates that the device is disconnected from the external power supply.
- Value: **usual.event.POWER_DISCONNECTED**
- Required subscriber permissions: none
## COMMON_EVENT_SCREEN_OFF
Indicates that the device screen is off and the device is in sleep mode.
- Value: **usual.event.SCREEN_OFF**
- Required subscriber permissions: none
## COMMON_EVENT_SCREEN_ON
Indicates that the device screen is on and the device is in interactive state.
- Value: **usual.event.SCREEN_ON**
- Required subscriber permissions: none
## COMMON_EVENT_THERMAL_LEVEL_CHANGED<sup>8+<sup>
Indicates that the device's thermal level has changed.
- Value: **usual.event.THERMAL_LEVEL_CHANGED**
- Required subscriber permissions: none
## COMMON_EVENT_USER_PRESENT
(Reserved, not supported yet) Indicates that the user unlocks the device.
- Value: **usual.event.USER_PRESENT**
- Required subscriber permissions: none
## COMMON_EVENT_TIME_TICK
Indicates that the system time has changed as time ticks by.
- Value: **usual.event.TIME_TICK**
- Required subscriber permissions: none
## COMMON_EVENT_TIME_CHANGED
Indicates that the system time is set.
- Value: **usual.event.TIME_CHANGED**
- Required subscriber permissions: none
## COMMON_EVENT_DATE_CHANGED
(Reserved, not supported yet) Indicates that the system date has changed.
- Value: **usual.event.DATE_CHANGED**
- Required subscriber permissions: none
## COMMON_EVENT_TIMEZONE_CHANGED
Indicates that the system time zone has changed.
- Value: **usual.event.TIMEZONE_CHANGED**
- Required subscriber permissions: none
## COMMON_EVENT_CLOSE_SYSTEM_DIALOGS
(Reserved, not supported yet) Indicates that the user closes a temporary system dialog box.
- Value: **usual.event.CLOSE_SYSTEM_DIALOGS**
- Required subscriber permissions: none
## COMMON_EVENT_PACKAGE_ADDED
Indicates that a new application package has been installed on the device.
- Value: **usual.event.PACKAGE_ADDED**
- Required subscriber permissions: none
## COMMON_EVENT_PACKAGE_REPLACED
(Reserved, not supported yet) Indicates that a later version of an installed application package has replaced the previous one on the device.
- Value: **usual.event.PACKAGE_REPLACED**
- Required subscriber permissions: none
## COMMON_EVENT_MY_PACKAGE_REPLACED
(Reserved, not supported yet) Indicates that a later version of your application package has replaced the previous one.
- Value: **usual.event.MY_PACKAGE_REPLACED**
- Required subscriber permissions: none
## COMMON_EVENT_PACKAGE_REMOVED
Indicates that an installed application has been uninstalled from the device with the application data retained.
- Value: **usual.event.PACKAGE_REMOVED**
- Required subscriber permissions: none
## COMMON_EVENT_BUNDLE_REMOVED
(Reserved, not supported yet) Indicates that an installed bundle has been uninstalled from the device with the application data retained.
- Value: **usual.event.BUNDLE_REMOVED**
- Required subscriber permissions: none
## COMMON_EVENT_PACKAGE_FULLY_REMOVED
(Reserved, not supported yet) Indicates that an installed application, including both the application data and code, has been completely uninstalled from the device.
- Value: **usual.event.PACKAGE_FULLY_REMOVED**
- Required subscriber permissions: none
## COMMON_EVENT_PACKAGE_CHANGED
Indicates that an application package has been changed (for example, an ability in the package has been enabled or disabled).
- Value: **usual.event.PACKAGE_CHANGED**
- Required subscriber permissions: none
## COMMON_EVENT_PACKAGE_RESTARTED
Indicates that the user closed all processes of the application and restarted the application.
- Value: **usual.event.PACKAGE_RESTARTED**
- Required subscriber permissions: none
## COMMON_EVENT_PACKAGE_DATA_CLEARED
Indicates that the user cleared the application package data.
(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.
(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.
The **CommonEvent** module provides common event capabilities, including the capabilities to publish, subscribe to, and unsubscribe from common events, as well obtaining and setting the common event result code and result data.
> **NOTE**
>
> - The APIs provided by this module are no longer maintained since API version 9. You are advised to use [@ohos.commonEventManager](js-apis-commonEventManager.md).
>
> - The initial APIs of this module are supported since API version 7. Newly added APIs will be marked with a superscript to indicate their earliest API version.
## Modules to Import
```js
```ts
importCommonEventfrom'@ohos.commonEvent';
```
## Support
The table below lists the event types supported by the **CommonEvent** module. The name and value indicate the macro and name of a common event, respectively.
| COMMON_EVENT_BOOT_COMPLETED | usual.event.BOOT_COMPLETED | ohos.permission.RECEIVER_STARTUP_COMPLETED | Indicates the common event that the user has finished booting and the system has been loaded. |
| COMMON_EVENT_LOCKED_BOOT_COMPLETED | usual.event.LOCKED_BOOT_COMPLETED | ohos.permission.RECEIVER_STARTUP_COMPLETED | Indicates the common event that the user has finished booting and the system has been loaded but the screen is still locked. |
| COMMON_EVENT_SHUTDOWN | usual.event.SHUTDOWN | - | Indicates the common event that the device is being shut down and the final shutdown will proceed. |
| COMMON_EVENT_BATTERY_CHANGED | usual.event.BATTERY_CHANGED | - | Indicates the common event that the charging state, level, and other information about the battery have changed. |
| COMMON_EVENT_BATTERY_LOW | usual.event.BATTERY_LOW | - | Indicates the common event that the battery level is low. |
| COMMON_EVENT_BATTERY_OKAY | usual.event.BATTERY_OKAY | - | Indicates the common event that the battery exits the low state. |
| COMMON_EVENT_POWER_CONNECTED | usual.event.POWER_CONNECTED | - | Indicates the common event that the device is connected to an external power supply. |
| COMMON_EVENT_POWER_DISCONNECTED | usual.event.POWER_DISCONNECTED | - | Indicates the common event that the device is disconnected from the external power supply. |
| COMMON_EVENT_SCREEN_OFF | usual.event.SCREEN_OFF | - | Indicates the common event that the device screen is off and the device is sleeping. |
| COMMON_EVENT_SCREEN_ON | usual.event.SCREEN_ON | - | Indicates the common event that the device screen is on and the device is in interactive state. |
| COMMON_EVENT_THERMAL_LEVEL_CHANGED<sup>8+<sup> | usual.event.THERMAL_LEVEL_CHANGED | - | Indicates the common event that the device's thermal level has changed. |
| COMMON_EVENT_USER_PRESENT | usual.event.USER_PRESENT | - | Indicates the common event that the user unlocks the device. |
| COMMON_EVENT_TIME_TICK | usual.event.TIME_TICK | - | Indicates the common event that the system time has changed. |
| COMMON_EVENT_TIME_CHANGED | usual.event.TIME_CHANGED | - | Indicates the common event that the system time is set. |
| COMMON_EVENT_DATE_CHANGED | usual.event.DATE_CHANGED | - | Indicates the common event that the system time has changed. |
| COMMON_EVENT_TIMEZONE_CHANGED | usual.event.TIMEZONE_CHANGED | - | Indicates the common event that the system time zone has changed. |
| COMMON_EVENT_CLOSE_SYSTEM_DIALOGS | usual.event.CLOSE_SYSTEM_DIALOGS | - | Indicates the common event that a user closes a temporary system dialog box. |
| COMMON_EVENT_PACKAGE_ADDED | usual.event.PACKAGE_ADDED | - | Indicates the common event that a new application package has been installed on the device. |
| COMMON_EVENT_PACKAGE_REPLACED | usual.event.PACKAGE_REPLACED | - | Indicates the common event that a later version of an installed application package has replaced the previous one on the device. |
| COMMON_EVENT_MY_PACKAGE_REPLACED | usual.event.MY_PACKAGE_REPLACED | - | Indicates the common event that a later version of your application package has replaced the previous one.
| COMMON_EVENT_PACKAGE_REMOVED | usual.event.PACKAGE_REMOVED | - | Indicates the common event that an installed application has been uninstalled from the device with the application data retained. |
| COMMON_EVENT_BUNDLE_REMOVED | usual.event.BUNDLE_REMOVED | - | Indicates the common event that an installed bundle has been uninstalled from the device with the application data retained. |
| COMMON_EVENT_PACKAGE_FULLY_REMOVED | usual.event.PACKAGE_FULLY_REMOVED | - | Indicates the common event that an installed application, including both the application data and code, has been completely uninstalled from the device. |
| COMMON_EVENT_PACKAGE_CHANGED | usual.event.PACKAGE_CHANGED | - | Indicates the common event that an application package has been changed (for example, a component in the package has been enabled or disabled). |
| COMMON_EVENT_PACKAGE_RESTARTED | usual.event.PACKAGE_RESTARTED | - | Indicates the common event that the user has restarted the application package and killed all its processes. |
| COMMON_EVENT_PACKAGE_DATA_CLEARED | usual.event.PACKAGE_DATA_CLEARED | - | Indicates the common event that the user has cleared the application package data. |
| COMMON_EVENT_PACKAGE_CACHE_CLEARED<sup>9+</sup> | usual.event.PACKAGE_CACHE_CLEARED | - | Indicates the common event that the user clears the application package cache. |
| COMMON_EVENT_PACKAGES_SUSPENDED | usual.event.PACKAGES_SUSPENDED | - | Indicates the common event that application packages have been suspended. |
| COMMON_EVENT_PACKAGES_UNSUSPENDED | usual.event.PACKAGES_UNSUSPENDED | - | Indicates the common event that application packages have not been suspended. |
| COMMON_EVENT_MY_PACKAGE_SUSPENDED | usual.event.MY_PACKAGE_SUSPENDED | - | Indicates the common event that an application package has been suspended. |
| COMMON_EVENT_MY_PACKAGE_UNSUSPENDED | usual.event.MY_PACKAGE_UNSUSPENDED | - | Indicates the common event that application package has not been suspended. |
| COMMON_EVENT_UID_REMOVED | usual.event.UID_REMOVED | - | Indicates the common event that a user ID has been removed from the system. |
| COMMON_EVENT_PACKAGE_FIRST_LAUNCH | usual.event.PACKAGE_FIRST_LAUNCH | - | Indicates the common event that an installed application is started for the first time. |
| COMMON_EVENT_PACKAGE_NEEDS_VERIFICATION | usual.event.PACKAGE_NEEDS_VERIFICATION | - | Indicates the common event that an application requires system verification. |
| COMMON_EVENT_PACKAGE_VERIFIED | usual.event.PACKAGE_VERIFIED | - | Indicates the common event that an application has been verified by the system. |
| COMMON_EVENT_EXTERNAL_APPLICATIONS_AVAILABLE | usual.event.EXTERNAL_APPLICATIONS_AVAILABLE | - | Indicates the common event that applications installed on the external storage become available for the system. |
| COMMON_EVENT_EXTERNAL_APPLICATIONS_UNAVAILABLE | usual.event.EXTERNAL_APPLICATIONS_UNAVAILABLE | - | Indicates the common event that applications installed on the external storage become unavailable for the system. |
| COMMON_EVENT_CONFIGURATION_CHANGED | usual.event.CONFIGURATION_CHANGED | - | Indicates the common event that the device state (for example, orientation and locale) has changed. |
| COMMON_EVENT_LOCALE_CHANGED | usual.event.LOCALE_CHANGED | - | Indicates the common event that the device locale has changed. |
| COMMON_EVENT_MANAGE_PACKAGE_STORAGE | usual.event.MANAGE_PACKAGE_STORAGE | - | Indicates the common event that the device storage is insufficient. |
| COMMON_EVENT_DRIVE_MODE | common.event.DRIVE_MODE | - | Indicates the common event that the system is in driving mode. |
| COMMON_EVENT_HOME_MODE | common.event.HOME_MODE | - | Indicates the common event that the system is in home mode. |
| COMMON_EVENT_OFFICE_MODE | common.event.OFFICE_MODE | - | Indicates the common event that the system is in office mode. |
| COMMON_EVENT_USER_STARTED | usual.event.USER_STARTED | - | Indicates the common event that the user has been started. |
| COMMON_EVENT_USER_BACKGROUND | usual.event.USER_BACKGROUND | - | Indicates the common event that the user has been brought to the background. |
| COMMON_EVENT_USER_FOREGROUND | usual.event.USER_FOREGROUND | - | Indicates the common event that the user has been brought to the foreground. |
| COMMON_EVENT_USER_SWITCHED | usual.event.USER_SWITCHED | ohos.permission.MANAGE_LOCAL_ACCOUNTS | Indicates the common event that user switching is happening. |
| COMMON_EVENT_USER_STARTING | usual.event.USER_STARTING | ohos.permission.INTERACT_ACROSS_LOCAL_ACCOUNTS | Indicates the common event that the user is going to be started. |
| COMMON_EVENT_USER_UNLOCKED | usual.event.USER_UNLOCKED | - | Indicates the common event that the credential-encrypted storage has been unlocked for the current user when the device is unlocked after being restarted. |
| COMMON_EVENT_USER_STOPPING | usual.event.USER_STOPPING | ohos.permission.INTERACT_ACROSS_LOCAL_ACCOUNTS | Indicates the common event that the user is going to be stopped. |
| COMMON_EVENT_USER_STOPPED | usual.event.USER_STOPPED | - | Indicates the common event that the user has been stopped. |
| COMMON_EVENT_WIFI_POWER_STATE | usual.event.wifi.POWER_STATE | - | Indicates the common event about the Wi-Fi network state, such as enabled and disabled. |
| COMMON_EVENT_WIFI_SCAN_FINISHED | usual.event.wifi.SCAN_FINISHED | ohos.permission.LOCATION | Indicates the common event that the Wi-Fi access point has been scanned and proven to be available. |
| COMMON_EVENT_WIFI_RSSI_VALUE | usual.event.wifi.RSSI_VALUE | ohos.permission.GET_WIFI_INFO | Indicates the common event that the Wi-Fi signal strength (RSSI) has changed. |
| COMMON_EVENT_WIFI_CONN_STATE | usual.event.wifi.CONN_STATE | - | Indicates the common event that the Wi-Fi connection state has changed. |
| COMMON_EVENT_WIFI_HOTSPOT_STATE | usual.event.wifi.HOTSPOT_STATE | - | Indicates the common event about the Wi-Fi hotspot state, such as enabled or disabled. |
| COMMON_EVENT_WIFI_AP_STA_JOIN | usual.event.wifi.WIFI_HS_STA_JOIN | ohos.permission.GET_WIFI_INFO | Indicates the common event that a client has joined the Wi-Fi hotspot of the current device. |
| COMMON_EVENT_WIFI_AP_STA_LEAVE | usual.event.wifi.WIFI_HS_STA_LEAVE | ohos.permission.GET_WIFI_INFO |Indicates the common event that a client has disconnected from the Wi-Fi hotspot of the current device. |
| COMMON_EVENT_WIFI_MPLINK_STATE_CHANGE | usual.event.wifi.mplink.STATE_CHANGE | ohos.permission.MPLINK_CHANGE_STATE | Indicates the common event that the state of MPLINK (an enhanced Wi-Fi feature) has changed. |
| COMMON_EVENT_WIFI_P2P_CONN_STATE | usual.event.wifi.p2p.CONN_STATE_CHANGE | ohos.permission.GET_WIFI_INFO and ohos.permission.LOCATION | Indicates the common event that the Wi-Fi P2P connection state has changed. |
| COMMON_EVENT_WIFI_P2P_STATE_CHANGED | usual.event.wifi.p2p.STATE_CHANGE | ohos.permission.GET_WIFI_INFO | Indicates the common event about the Wi-Fi P2P state, such as enabled and disabled. |
| COMMON_EVENT_WIFI_P2P_PEERS_STATE_CHANGED | usual.event.wifi.p2p.DEVICES_CHANGE | ohos.permission.GET_WIFI_INFO | Indicates the common event about the status change of Wi-Fi P2P peer devices. |
| COMMON_EVENT_WIFI_P2P_PEERS_DISCOVERY_STATE_CHANGED | usual.event.wifi.p2p.PEER_DISCOVERY_STATE_CHANGE | ohos.permission.GET_WIFI_INFO | Indicates the common event about the Wi-Fi P2P discovery status change. |
| COMMON_EVENT_WIFI_P2P_CURRENT_DEVICE_STATE_CHANGED | usual.event.wifi.p2p.CURRENT_DEVICE_CHANGE | ohos.permission.GET_WIFI_INFO | Indicates the common event about the status change of the Wi-Fi P2P local device. |
| COMMON_EVENT_WIFI_P2P_GROUP_STATE_CHANGED | usual.event.wifi.p2p.GROUP_STATE_CHANGED | ohos.permission.GET_WIFI_INFO | Indicates the common event that the Wi-Fi P2P group information has changed. |
| COMMON_EVENT_BLUETOOTH_HANDSFREE_AG_CONNECT_STATE_UPDATE | usual.event.bluetooth.handsfree.ag.CONNECT_STATE_UPDATE | ohos.permission.USE_BLUETOOTH | Indicates the common event about the connection state of Bluetooth handsfree communication. |
| COMMON_EVENT_BLUETOOTH_HANDSFREE_AG_CURRENT_DEVICE_UPDATE | usual.event.bluetooth.handsfree.ag.CURRENT_DEVICE_UPDATE | ohos.permission.USE_BLUETOOTH | Indicates the common event that the device connected to the Bluetooth handsfree is active. |
| COMMON_EVENT_BLUETOOTH_HANDSFREE_AG_AUDIO_STATE_UPDATE | usual.event.bluetooth.handsfree.ag.AUDIO_STATE_UPDATE | ohos.permission.USE_BLUETOOTH | Indicates the common event that the connection state of Bluetooth A2DP has changed. |
| COMMON_EVENT_BLUETOOTH_A2DPSOURCE_CONNECT_STATE_UPDATE | usual.event.bluetooth.a2dpsource.CONNECT_STATE_UPDATE | ohos.permission.USE_BLUETOOTH | Indicates the common event about the connection state of Bluetooth A2DP. |
| COMMON_EVENT_BLUETOOTH_A2DPSOURCE_CURRENT_DEVICE_UPDATE | usual.event.bluetooth.a2dpsource.CURRENT_DEVICE_UPDATE | ohos.permission.USE_BLUETOOTH | Indicates the common event that the device connected using Bluetooth A2DP is active. |
| COMMON_EVENT_BLUETOOTH_A2DPSOURCE_PLAYING_STATE_UPDATE | usual.event.bluetooth.a2dpsource.PLAYING_STATE_UPDATE | ohos.permission.USE_BLUETOOTH | Indicates the common event that the playing state of Bluetooth A2DP has changed. |
| COMMON_EVENT_BLUETOOTH_A2DPSOURCE_AVRCP_CONNECT_STATE_UPDATE | usual.event.bluetooth.a2dpsource.AVRCP_CONNECT_STATE_UPDATE | ohos.permission.USE_BLUETOOTH | Indicates the common event that the AVRCP connection state of Bluetooth A2DP has changed. |
| COMMON_EVENT_BLUETOOTH_A2DPSOURCE_CODEC_VALUE_UPDATE | usual.event.bluetooth.a2dpsource.CODEC_VALUE_UPDATE | ohos.permission.USE_BLUETOOTH | Indicates the common event that the audio codec state of Bluetooth A2DP has changed. |
| COMMON_EVENT_BLUETOOTH_REMOTEDEVICE_DISCOVERED | usual.event.bluetooth.remotedevice.DISCOVERED | ohos.permission.LOCATION and ohos.permission.USE_BLUETOOTH | Indicates the common event that a remote Bluetooth device is discovered. |
| COMMON_EVENT_BLUETOOTH_REMOTEDEVICE_CLASS_VALUE_UPDATE | usual.event.bluetooth.remotedevice.CLASS_VALUE_UPDATE | ohos.permission.USE_BLUETOOTH | Indicates the common event that the Bluetooth class of a remote Bluetooth device has changed. |
| COMMON_EVENT_BLUETOOTH_REMOTEDEVICE_ACL_CONNECTED | usual.event.bluetooth.remotedevice.ACL_CONNECTED | ohos.permission.USE_BLUETOOTH | Indicates the common event that a low-ACL connection has been established with a remote Bluetooth device. |
| COMMON_EVENT_BLUETOOTH_REMOTEDEVICE_ACL_DISCONNECTED | usual.event.bluetooth.remotedevice.ACL_DISCONNECTED | ohos.permission.USE_BLUETOOTH | Indicates the common event that a low-ACL connection has been disconnected from a remote Bluetooth device. |
| COMMON_EVENT_BLUETOOTH_REMOTEDEVICE_NAME_UPDATE | usual.event.bluetooth.remotedevice.NAME_UPDATE | ohos.permission.USE_BLUETOOTH | Indicates the common event that the friendly name of a remote Bluetooth device is retrieved for the first time or is changed since the last retrieval. |
| COMMON_EVENT_BLUETOOTH_REMOTEDEVICE_PAIR_STATE | usual.event.bluetooth.remotedevice.PAIR_STATE | ohos.permission.USE_BLUETOOTH | Indicates the common event that the connection state of a remote Bluetooth device has changed. |
| COMMON_EVENT_BLUETOOTH_REMOTEDEVICE_BATTERY_VALUE_UPDATE | usual.event.bluetooth.remotedevice.BATTERY_VALUE_UPDATE | ohos.permission.USE_BLUETOOTH | Indicates the common event that the battery level of a remote Bluetooth device is retrieved for the first time or is changed since the last retrieval. |
| COMMON_EVENT_BLUETOOTH_REMOTEDEVICE_SDP_RESULT | usual.event.bluetooth.remotedevice.SDP_RESULT | - | Indicates the common event about the SDP state of a remote Bluetooth device. |
| COMMON_EVENT_BLUETOOTH_REMOTEDEVICE_UUID_VALUE | usual.event.bluetooth.remotedevice.UUID_VALUE | ohos.permission.DISCOVER_BLUETOOTH | Indicates the common event about the UUID connection state of a remote Bluetooth device. |
| COMMON_EVENT_BLUETOOTH_REMOTEDEVICE_PAIRING_REQ | usual.event.bluetooth.remotedevice.PAIRING_REQ | ohos.permission.DISCOVER_BLUETOOTH | Indicates the common event about the pairing request from a remote Bluetooth device. |
| COMMON_EVENT_BLUETOOTH_REMOTEDEVICE_PAIRING_CANCEL | usual.event.bluetooth.remotedevice.PAIRING_CANCEL | - | Indicates the common event that Bluetooth pairing is canceled. |
| COMMON_EVENT_BLUETOOTH_REMOTEDEVICE_CONNECT_REQ | usual.event.bluetooth.remotedevice.CONNECT_REQ | - | Indicates the common event about the connection request from a remote Bluetooth device. |
| COMMON_EVENT_BLUETOOTH_REMOTEDEVICE_CONNECT_REPLY | usual.event.bluetooth.remotedevice.CONNECT_REPLY | - | Indicates the common event about the response to the connection request from a remote Bluetooth device. |
| COMMON_EVENT_BLUETOOTH_REMOTEDEVICE_CONNECT_CANCEL | usual.event.bluetooth.remotedevice.CONNECT_CANCEL | - | Indicates the common event that the connection to a remote Bluetooth device has been canceled. |
| COMMON_EVENT_BLUETOOTH_HANDSFREEUNIT_CONNECT_STATE_UPDATE | usual.event.bluetooth.handsfreeunit.CONNECT_STATE_UPDATE | - | Indicates the common event that the connection state of a Bluetooth handsfree has changed. |
| COMMON_EVENT_BLUETOOTH_HANDSFREEUNIT_AUDIO_STATE_UPDATE | usual.event.bluetooth.handsfreeunit.AUDIO_STATE_UPDATE | - | Indicates the common event that the audio state of a Bluetooth handsfree has changed. |
| COMMON_EVENT_BLUETOOTH_HANDSFREEUNIT_AG_COMMON_EVENT | usual.event.bluetooth.handsfreeunit.AG_COMMON_EVENT | - | Indicates the common event that the audio gateway state of a Bluetooth handsfree has changed. |
| COMMON_EVENT_BLUETOOTH_HANDSFREEUNIT_AG_CALL_STATE_UPDATE | usual.event.bluetooth.handsfreeunit.AG_CALL_STATE_UPDATE | - | Indicates the common event that the calling state of a Bluetooth handsfree has changed. |
| COMMON_EVENT_BLUETOOTH_HOST_STATE_UPDATE | usual.event.bluetooth.host.STATE_UPDATE | ohos.permission.USE_BLUETOOTH | Indicates the common event that the state of a Bluetooth adapter has been changed, for example, Bluetooth has been enabled or disabled. |
| COMMON_EVENT_BLUETOOTH_HOST_REQ_DISCOVERABLE | usual.event.bluetooth.host.REQ_DISCOVERABLE | - | Indicates the common event about the request for the user to allow Bluetooth device scanning. |
| COMMON_EVENT_BLUETOOTH_HOST_REQ_ENABLE | usual.event.bluetooth.host.REQ_ENABLE | ohos.permission.USE_BLUETOOTH | Indicates the common event about the request for the user to enable Bluetooth. |
| COMMON_EVENT_BLUETOOTH_HOST_REQ_DISABLE | usual.event.bluetooth.host.REQ_DISABLE | ohos.permission.USE_BLUETOOTH | Indicates the common event about the request for the user to disable Bluetooth. |
| COMMON_EVENT_BLUETOOTH_HOST_SCAN_MODE_UPDATE | usual.event.bluetooth.host.SCAN_MODE_UPDATE | ohos.permission.USE_BLUETOOTH | Indicates the common event that the Bluetooth scanning mode of a device has changed. |
| COMMON_EVENT_BLUETOOTH_HOST_DISCOVERY_STARTED | usual.event.bluetooth.host.DISCOVERY_STARTED | ohos.permission.USE_BLUETOOTH | Indicates the common event that the Bluetooth scanning has been started on the device. |
| COMMON_EVENT_BLUETOOTH_HOST_DISCOVERY_FINISHED | usual.event.bluetooth.host.DISCOVERY_FINISHED | ohos.permission.USE_BLUETOOTH | Indicates the common event that the Bluetooth scanning is finished on the device. |
| COMMON_EVENT_BLUETOOTH_HOST_NAME_UPDATE | usual.event.bluetooth.host.NAME_UPDATE | ohos.permission.USE_BLUETOOTH | Indicates the common event that the Bluetooth adapter name of the device has changed. |
| COMMON_EVENT_BLUETOOTH_A2DPSINK_CONNECT_STATE_UPDATE | usual.event.bluetooth.a2dpsink.CONNECT_STATE_UPDATE | ohos.permission.USE_BLUETOOTH | Indicates the common event that the connection state of Bluetooth A2DP Sink has changed. |
| COMMON_EVENT_BLUETOOTH_A2DPSINK_PLAYING_STATE_UPDATE | usual.event.bluetooth.a2dpsink.PLAYING_STATE_UPDATE | ohos.permission.USE_BLUETOOTH | Indicates the common event that the playing state of Bluetooth A2DP Sink has changed. |
| COMMON_EVENT_BLUETOOTH_A2DPSINK_AUDIO_STATE_UPDATE | usual.event.bluetooth.a2dpsink.AUDIO_STATE_UPDATE | ohos.permission.USE_BLUETOOTH | Indicates the common event that the audio state of Bluetooth A2DP Sink has changed. |
| COMMON_EVENT_NFC_ACTION_ADAPTER_STATE_CHANGED | usual.event.nfc.action.ADAPTER_STATE_CHANGED | - | Indicates the common event that the state of the device's NFC adapter has changed. |
| COMMON_EVENT_NFC_ACTION_RF_FIELD_ON_DETECTED | usual.event.nfc.action.RF_FIELD_ON_DETECTED | ohos.permission.MANAGE_SECURE_SETTINGS | Indicates the common event that the NFC RF field is detected to be in the enabled state. |
| COMMON_EVENT_NFC_ACTION_RF_FIELD_OFF_DETECTED | usual.event.nfc.action.RF_FIELD_OFF_DETECTED | ohos.permission.MANAGE_SECURE_SETTINGS | Indicates the common event that the NFC RF field is detected to be in the disabled state. |
| COMMON_EVENT_DISCHARGING | usual.event.DISCHARGING | - | Indicates the common event that the system stops charging the battery. |
| COMMON_EVENT_CHARGING | usual.event.CHARGING | - | Indicates the common event that the system starts charging the battery. |
| COMMON_EVENT_DEVICE_IDLE_MODE_CHANGED | usual.event.DEVICE_IDLE_MODE_CHANGED | - | Indicates the common event that the system idle mode has changed. |
| COMMON_EVENT_POWER_SAVE_MODE_CHANGED | usual.event.POWER_SAVE_MODE_CHANGED | - | Indicates the common event that the power saving mode of the system has changed. |
| COMMON_EVENT_USER_ADDED | usual.event.USER_ADDED | ohos.permission.MANAGE_LOCAL_ACCOUNTS | Indicates the common event that a user has been added to the system. |
| COMMON_EVENT_USER_REMOVED | usual.event.USER_REMOVED | ohos.permission.MANAGE_LOCAL_ACCOUNTS | Indicates the common event that a user has been removed from the system. |
| COMMON_EVENT_ABILITY_ADDED | usual.event.ABILITY_ADDED | ohos.permission.LISTEN_BUNDLE_CHANGE | Indicates the common event that an ability has been added. |
| COMMON_EVENT_ABILITY_REMOVED | usual.event.ABILITY_REMOVED | ohos.permission.LISTEN_BUNDLE_CHANGE | Indicates the common event that an ability has been removed. |
| COMMON_EVENT_ABILITY_UPDATED | usual.event.ABILITY_UPDATED | ohos.permission.LISTEN_BUNDLE_CHANGE | Indicates the common event that an ability has been updated. |
| COMMON_EVENT_LOCATION_MODE_STATE_CHANGED | usual.event.location.MODE_STATE_CHANGED | - | Indicates the common event that the location mode of the system has changed. |
| COMMON_EVENT_IVI_SLEEP | common.event.IVI_SLEEP | - | Indicates the common event that the in-vehicle infotainment (IVI) system of a vehicle is sleeping. |
| COMMON_EVENT_IVI_PAUSE | common.event.IVI_PAUSE | - | Indicates the common event that the IVI system of a vehicle has entered sleep mode and the playing application is instructed to stop playback. |
| COMMON_EVENT_IVI_STANDBY | common.event.IVI_STANDBY | - | Indicates the common event that a third-party application is instructed to pause the current work. |
| COMMON_EVENT_IVI_LASTMODE_SAVE | common.event.IVI_LASTMODE_SAVE | - | Indicates the common event that a third-party application is instructed to save its last mode. |
| COMMON_EVENT_IVI_VOLTAGE_ABNORMAL | common.event.IVI_VOLTAGE_ABNORMAL | - | Indicates the common event that the voltage of the vehicle's power system is abnormal. |
| COMMON_EVENT_IVI_HIGH_TEMPERATURE | common.event.IVI_HIGH_TEMPERATURE | - | Indicates the common event that the temperature of the IVI system is high. |
| COMMON_EVENT_IVI_EXTREME_TEMPERATURE | common.event.IVI_EXTREME_TEMPERATURE | - | Indicates the common event that the temperature of the IVI system is extremely high. |
| COMMON_EVENT_IVI_TEMPERATURE_ABNORMAL | common.event.IVI_TEMPERATURE_ABNORMAL | - | Indicates the common event that the IVI system has an extreme temperature. |
| COMMON_EVENT_IVI_VOLTAGE_RECOVERY | common.event.IVI_VOLTAGE_RECOVERY | - | Indicates the common event that the voltage of the vehicle's power system is restored to normal. |
| COMMON_EVENT_IVI_TEMPERATURE_RECOVERY | common.event.IVI_TEMPERATURE_RECOVERY | - | Indicates the common event that the temperature of the IVI system is restored to normal. |
| COMMON_EVENT_IVI_ACTIVE | common.event.IVI_ACTIVE | - | Indicates the common event that the battery service is active. |
|COMMON_EVENT_USB_STATE<sup>9+</sup> | usual.event.hardware.usb.action.USB_STATE | - | Indicates the common event that the USB device status has changed. |
|COMMON_EVENT_USB_PORT_CHANGED<sup>9+</sup> | usual.event.hardware.usb.action.USB_PORT_CHANGED | - | Indicates the common event that the USB port status of the user device has changed. |
| COMMON_EVENT_USB_DEVICE_ATTACHED | usual.event.hardware.usb.action.USB_DEVICE_ATTACHED | - | Indicates the common event that a USB device has been attached when the user device functions as a USB host. |
| COMMON_EVENT_USB_DEVICE_DETACHED | usual.event.hardware.usb.action.USB_DEVICE_DETACHED | - | Indicates the common event that a USB device has been detached when the user device functions as a USB host. |
| COMMON_EVENT_USB_ACCESSORY_ATTACHED | usual.event.hardware.usb.action.USB_ACCESSORY_ATTACHED | - | Indicates the common event that a USB accessory was attached. |
| COMMON_EVENT_USB_ACCESSORY_DETACHED | usual.event.hardware.usb.action.USB_ACCESSORY_DETACHED | - | Indicates the common event that a USB accessory was detached. |
| COMMON_EVENT_DISK_REMOVED | usual.event.data.DISK_REMOVED | ohos.permission.STORAGE_MANAGER | Indicates the common event that an external storage device was removed. |
| COMMON_EVENT_DISK_UNMOUNTED | usual.event.data.DISK_UNMOUNTED | ohos.permission.STORAGE_MANAGER | Indicates the common event that an external storage device was unmounted. |
| COMMON_EVENT_DISK_MOUNTED | usual.event.data.DISK_MOUNTED | ohos.permission.STORAGE_MANAGER | Indicates the common event that an external storage device was mounted. |
| COMMON_EVENT_DISK_BAD_REMOVAL | usual.event.data.DISK_BAD_REMOVAL | ohos.permission.STORAGE_MANAGER | Indicates the common event that an external storage device was removed without being unmounted. |
| COMMON_EVENT_DISK_UNMOUNTABLE | usual.event.data.DISK_UNMOUNTABLE | ohos.permission.STORAGE_MANAGER | Indicates the common event that an external storage device becomes unmountable. |
| COMMON_EVENT_DISK_EJECT | usual.event.data.DISK_EJECT | ohos.permission.STORAGE_MANAGER | Indicates the common event that an external storage device was ejected. |
| COMMON_EVENT_VOLUME_REMOVED<sup>9+<sup> | usual.event.data.VOLUME_REMOVED | ohos.permission.STORAGE_MANAGER | Indicates the common event that an external storage device was removed. |
| COMMON_EVENT_VOLUME_UNMOUNTED<sup>9+<sup> | usual.event.data.VOLUME_UNMOUNTED | ohos.permission.STORAGE_MANAGER | Indicates the common event that an external storage device was unmounted. |
| COMMON_EVENT_VOLUME_MOUNTED<sup>9+<sup> | usual.event.data.VOLUME_MOUNTED | ohos.permission.STORAGE_MANAGER | Indicates the common event that an external storage device was mounted. |
| COMMON_EVENT_VOLUME_BAD_REMOVAL<sup>9+<sup> | usual.event.data.VOLUME_BAD_REMOVAL | ohos.permission.STORAGE_MANAGER | Indicates the common event that an external storage device was removed without being unmounted. |
| COMMON_EVENT_VOLUME_EJECT<sup>9+<sup> | usual.event.data.VOLUME_EJECT | ohos.permission.STORAGE_MANAGER | Indicates the common event that an external storage device was ejected. |
| COMMON_EVENT_VISIBLE_ACCOUNTS_UPDATED | usual.event.data.VISIBLE_ACCOUNTS_UPDATED | ohos.permission.GET_APP_ACCOUNTS | Indicates the common event that the account visibility changed. |
| COMMON_EVENT_ACCOUNT_DELETED | usual.event.data.ACCOUNT_DELETED | ohos.permission.INTERACT_ACROSS_LOCAL_ACCOUNTS | Indicates the common event that the account was deleted. |
| COMMON_EVENT_FOUNDATION_READY | usual.event.data.FOUNDATION_READY | ohos.permission.RECEIVER_STARTUP_COMPLETED | Indicates the common event that the foundation is ready. |
| COMMON_EVENT_AIRPLANE_MODE_CHANGED | usual.event.AIRPLANE_MODE | - | Indicates the common event that the airplane mode of the device has changed. |
| COMMON_EVENT_SPLIT_SCREEN<sup>8+<sup> | usual.event.SPLIT_SCREEN | - | Indicates the common event of screen splitting. |
| COMMON_EVENT_SLOT_CHANGE<sup>9+<sup> | usual.event.SLOT_CHANGE | ohos.permission.NOTIFICATION_CONTROLLER | Indicates the common event that the notification slot has been updated. |
| COMMON_EVENT_SPN_INFO_CHANGED <sup>9+<sup> | usual.event.SPN_INFO_CHANGED | - | Indicates the common event that the SPN displayed has been updated. |
| COMMON_EVENT_QUICK_FIX_APPLY_RESULT <sup>9+<sup> | usual.event.QUICK_FIX_APPLY_RESULT | - | Indicates the common event that a quick fix is applied to the application. |
A system common event is an event that is published by a system service or system application and requires specific permissions to subscribe to. To publish or subscribe to this type of event, you must follow the event-specific definitions.
For details about the definitions of all system common events, see [System Common Events](./commonEvent-definitions.md).
Aborts this common event. After the abort, the common event is not sent to the next subscriber. This API takes effect only for ordered common events. It uses an asynchronous callback to return the result.
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@@ -967,23 +843,26 @@ Aborts this common event. After the abort, the common event is not sent to the n
Aborts this common event. After the abort, the common event is not sent to the next subscriber. This API takes effect only for ordered common events. It uses a promise to return the result.
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@@ -997,7 +876,7 @@ Aborts this common event. After the abort, the common event is not sent to the n
Clears the aborted state of this common event. This API takes effect only for ordered common events. It uses an asynchronous callback to return the result.
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@@ -1023,23 +904,26 @@ Clears the aborted state of this common event. This API takes effect only for or
Checks whether this common event is in the aborted state. This API takes effect only for ordered common events. It uses an asynchronous callback to return the result.
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@@ -1079,23 +965,26 @@ Checks whether this common event is in the aborted state. This API takes effect
Checks whether this common event is in the aborted state. This API takes effect only for ordered common events. It uses a promise to return the result.
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@@ -1109,11 +998,11 @@ Checks whether this common event is in the aborted state. This API takes effect
| code | number | Yes | No | Result code of the common event. |
| data | string | Yes | No | Custom result data of the common event.|
| subscriberPermissions | Array\<string> | Yes | No | Permissions required for subscribers to receive the common event. |
| subscriberPermissions | Array\<string\> | Yes | No | Permissions required for subscribers to receive the common event. |
| isOrdered | boolean | Yes | No | Whether the common event is an ordered one. |
| isSticky | boolean | Yes | No | Whether the common event is a sticky one. Only system applications and system services are allowed to send sticky events.|
| parameters | {[key: string]: any} | Yes | No | Additional information about the common event. |
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@@ -1270,7 +1169,7 @@ Provides the subscriber information.
| events | Array\<string> | Yes | No | Name of the common event to publish. |
| events | Array\<string\> | Yes | No | Name of the common event to publish. |
| publisherPermission | string | Yes | No | Permissions required for publishers to publish the common event. |
| publisherDeviceId | string | Yes | No | Device ID. The value must be the ID of an existing device on the same network. |
| userId | number | Yes | No | User ID. The default value is the ID of the current user. If this parameter is specified, the value must be an existing user ID in the system.|
The **CommonEventManager** module provides common event capabilities, including the capabilities to publish, subscribe to, and unsubscribe from common events, as well obtaining and setting the common event result code and result data.
The **CommonEventManager** module provides common event capabilities, including the capabilities to publish, subscribe to, and unsubscribe from common events.
> **NOTE**
>
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@@ -14,174 +14,17 @@ import CommonEventManager from '@ohos.commonEventManager';
## Support
The table below lists the event types supported by the **CommonEventManager** module. The name and value indicate the macro and name of a common event, respectively.
| COMMON_EVENT_BOOT_COMPLETED | usual.event.BOOT_COMPLETED | ohos.permission.RECEIVER_STARTUP_COMPLETED | Indicates the common event that the user has finished booting and the system has been loaded. |
| COMMON_EVENT_LOCKED_BOOT_COMPLETED | usual.event.LOCKED_BOOT_COMPLETED | ohos.permission.RECEIVER_STARTUP_COMPLETED | Indicates the common event that the user has finished booting and the system has been loaded but the screen is still locked. |
| COMMON_EVENT_SHUTDOWN | usual.event.SHUTDOWN | - | Indicates the common event that the device is being shut down and the final shutdown will proceed. |
| COMMON_EVENT_BATTERY_CHANGED | usual.event.BATTERY_CHANGED | - | Indicates the common event that the charging state, level, and other information about the battery have changed. |
| COMMON_EVENT_BATTERY_LOW | usual.event.BATTERY_LOW | - | Indicates the common event that the battery level is low. |
| COMMON_EVENT_BATTERY_OKAY | usual.event.BATTERY_OKAY | - | Indicates the common event that the battery exits the low state. |
| COMMON_EVENT_POWER_CONNECTED | usual.event.POWER_CONNECTED | - | Indicates the common event that the device is connected to an external power supply. |
| COMMON_EVENT_POWER_DISCONNECTED | usual.event.POWER_DISCONNECTED | - | Indicates the common event that the device is disconnected from the external power supply. |
| COMMON_EVENT_SCREEN_OFF | usual.event.SCREEN_OFF | - | Indicates the common event that the device screen is off and the device is sleeping. |
| COMMON_EVENT_SCREEN_ON | usual.event.SCREEN_ON | - | Indicates the common event that the device screen is on and the device is in interactive state. |
| COMMON_EVENT_THERMAL_LEVEL_CHANGED | usual.event.THERMAL_LEVEL_CHANGED | - | Indicates the common event that the device's thermal level has changed. |
| COMMON_EVENT_USER_PRESENT | usual.event.USER_PRESENT | - | Indicates the common event that the user unlocks the device. |
| COMMON_EVENT_TIME_TICK | usual.event.TIME_TICK | - | Indicates the common event that the system time has changed. |
| COMMON_EVENT_TIME_CHANGED | usual.event.TIME_CHANGED | - | Indicates the common event that the system time is set. |
| COMMON_EVENT_DATE_CHANGED | usual.event.DATE_CHANGED | - | Indicates the common event that the system time has changed. |
| COMMON_EVENT_TIMEZONE_CHANGED | usual.event.TIMEZONE_CHANGED | - | Indicates the common event that the system time zone has changed. |
| COMMON_EVENT_CLOSE_SYSTEM_DIALOGS | usual.event.CLOSE_SYSTEM_DIALOGS | - | Indicates the common event that a user closes a temporary system dialog box. |
| COMMON_EVENT_PACKAGE_ADDED | usual.event.PACKAGE_ADDED | - | Indicates the common event that a new application package has been installed on the device. |
| COMMON_EVENT_PACKAGE_REPLACED | usual.event.PACKAGE_REPLACED | - | Indicates the common event that a later version of an installed application package has replaced the previous one on the device. |
| COMMON_EVENT_MY_PACKAGE_REPLACED | usual.event.MY_PACKAGE_REPLACED | - | Indicates the common event that a later version of your application package has replaced the previous one.
| COMMON_EVENT_PACKAGE_REMOVED | usual.event.PACKAGE_REMOVED | - | Indicates the common event that an installed application has been uninstalled from the device with the application data retained. |
| COMMON_EVENT_BUNDLE_REMOVED | usual.event.BUNDLE_REMOVED | - | Indicates the common event that an installed bundle has been uninstalled from the device with the application data retained. |
| COMMON_EVENT_PACKAGE_FULLY_REMOVED | usual.event.PACKAGE_FULLY_REMOVED | - | Indicates the common event that an installed application, including both the application data and code, has been completely uninstalled from the device. |
| COMMON_EVENT_PACKAGE_CHANGED | usual.event.PACKAGE_CHANGED | - | Indicates the common event that an application package has been changed (for example, a component in the package has been enabled or disabled). |
| COMMON_EVENT_PACKAGE_RESTARTED | usual.event.PACKAGE_RESTARTED | - | Indicates the common event that the user has restarted the application package and killed all its processes. |
| COMMON_EVENT_PACKAGE_DATA_CLEARED | usual.event.PACKAGE_DATA_CLEARED | - | Indicates the common event that the user has cleared the application package data. |
| COMMON_EVENT_PACKAGE_CACHE_CLEARED<sup>9+</sup> | usual.event.PACKAGE_CACHE_CLEARED | - | Indicates the common event that the user has cleared the application package data. |
| COMMON_EVENT_PACKAGES_SUSPENDED | usual.event.PACKAGES_SUSPENDED | - | Indicates the common event that application packages have been suspended. |
| COMMON_EVENT_PACKAGES_UNSUSPENDED | usual.event.PACKAGES_UNSUSPENDED | - | Indicates the common event that application package has not been suspended. |
| COMMON_EVENT_MY_PACKAGE_SUSPENDED | usual.event.MY_PACKAGE_SUSPENDED | - | Indicates the common event that an application package has been suspended. |
| COMMON_EVENT_MY_PACKAGE_UNSUSPENDED | usual.event.MY_PACKAGE_UNSUSPENDED | - | Indicates the common event that application package has not been suspended. |
| COMMON_EVENT_UID_REMOVED | usual.event.UID_REMOVED | - | Indicates the common event that a user ID has been removed from the system. |
| COMMON_EVENT_PACKAGE_FIRST_LAUNCH | usual.event.PACKAGE_FIRST_LAUNCH | - | Indicates the common event that an installed application is started for the first time. |
| COMMON_EVENT_PACKAGE_NEEDS_VERIFICATION | usual.event.PACKAGE_NEEDS_VERIFICATION | - | Indicates the common event that an application requires system verification. |
| COMMON_EVENT_PACKAGE_VERIFIED | usual.event.PACKAGE_VERIFIED | - | Indicates the common event that an application has been verified by the system. |
| COMMON_EVENT_EXTERNAL_APPLICATIONS_AVAILABLE | usual.event.EXTERNAL_APPLICATIONS_AVAILABLE | - | Indicates the common event that applications installed on the external storage become available for the system. |
| COMMON_EVENT_EXTERNAL_APPLICATIONS_UNAVAILABLE | usual.event.EXTERNAL_APPLICATIONS_UNAVAILABLE | - | Indicates the common event that applications installed on the external storage become unavailable for the system. |
| COMMON_EVENT_CONFIGURATION_CHANGED | usual.event.CONFIGURATION_CHANGED | - | Indicates the common event that the device state (for example, orientation and locale) has changed. |
| COMMON_EVENT_LOCALE_CHANGED | usual.event.LOCALE_CHANGED | - | Indicates the common event that the device locale has changed. |
| COMMON_EVENT_MANAGE_PACKAGE_STORAGE | usual.event.MANAGE_PACKAGE_STORAGE | - | Indicates the common event that the device storage is insufficient. |
| COMMON_EVENT_DRIVE_MODE | common.event.DRIVE_MODE | - | Indicates the common event that the system is in driving mode. |
| COMMON_EVENT_HOME_MODE | common.event.HOME_MODE | - | Indicates the common event that the system is in home mode. |
| COMMON_EVENT_OFFICE_MODE | common.event.OFFICE_MODE | - | Indicates the common event that the system is in office mode. |
| COMMON_EVENT_USER_STARTED | usual.event.USER_STARTED | - | Indicates the common event that the user has been started. |
| COMMON_EVENT_USER_BACKGROUND | usual.event.USER_BACKGROUND | - | Indicates the common event that the user has been brought to the background. |
| COMMON_EVENT_USER_FOREGROUND | usual.event.USER_FOREGROUND | - | Indicates the common event that the user has been brought to the foreground. |
| COMMON_EVENT_USER_SWITCHED | usual.event.USER_SWITCHED | ohos.permission.MANAGE_LOCAL_ACCOUNTS | Indicates the common event that user switching is happening. |
| COMMON_EVENT_USER_STARTING | usual.event.USER_STARTING | ohos.permission.INTERACT_ACROSS_LOCAL_ACCOUNTS | Indicates the common event that the user is going to be started. |
| COMMON_EVENT_USER_UNLOCKED | usual.event.USER_UNLOCKED | - | Indicates the common event that the credential-encrypted storage has been unlocked for the current user when the device is unlocked after being restarted. |
| COMMON_EVENT_USER_STOPPING | usual.event.USER_STOPPING | ohos.permission.INTERACT_ACROSS_LOCAL_ACCOUNTS | Indicates the common event that the user is going to be stopped. |
| COMMON_EVENT_USER_STOPPED | usual.event.USER_STOPPED | - | Indicates the common event that the user has been stopped. |
| COMMON_EVENT_DISTRIBUTED_ACCOUNT_LOGIN | usual.event.DISTRIBUTED_ACCOUNT_LOGIN | - | Indicates the action of successful login using a distributed account. |
| COMMON_EVENT_DISTRIBUTED_ACCOUNT_LOGOUT | usual.event.DISTRIBUTED_ACCOUNT_LOGOUT | - | Indicates the action of successful logout of a distributed account. |
| COMMON_EVENT_DISTRIBUTED_ACCOUNT_TOKEN_INVALID | usual.event.DISTRIBUTED_ACCOUNT_TOKEN_INVALID | - | Indicates the action when the token of a distributed account is invalid. |
| COMMON_EVENT_DISTRIBUTED_ACCOUNT_LOGOFF | usual.event.DISTRIBUTED_ACCOUNT_LOGOFF | - | Indicates the action of deregistering a distributed account. |
| COMMON_EVENT_WIFI_POWER_STATE | usual.event.wifi.POWER_STATE | - | Indicates the common event about the Wi-Fi network state, such as enabled and disabled. |
| COMMON_EVENT_WIFI_SCAN_FINISHED | usual.event.wifi.SCAN_FINISHED | ohos.permission.LOCATION | Indicates the common event that the Wi-Fi access point has been scanned and proven to be available. |
| COMMON_EVENT_WIFI_RSSI_VALUE | usual.event.wifi.RSSI_VALUE | ohos.permission.GET_WIFI_INFO | Indicates the common event that the Wi-Fi signal strength (RSSI) has changed. |
| COMMON_EVENT_WIFI_CONN_STATE | usual.event.wifi.CONN_STATE | - | Indicates the common event that the Wi-Fi connection state has changed. |
| COMMON_EVENT_WIFI_HOTSPOT_STATE | usual.event.wifi.HOTSPOT_STATE | - | Indicates the common event about the Wi-Fi hotspot state, such as enabled or disabled. |
| COMMON_EVENT_WIFI_AP_STA_JOIN | usual.event.wifi.WIFI_HS_STA_JOIN | ohos.permission.GET_WIFI_INFO | Indicates the common event that a client has joined the Wi-Fi hotspot of the current device. |
| COMMON_EVENT_WIFI_AP_STA_LEAVE | usual.event.wifi.WIFI_HS_STA_LEAVE | ohos.permission.GET_WIFI_INFO |Indicates the common event that a client has disconnected from the Wi-Fi hotspot of the current device. |
| COMMON_EVENT_WIFI_MPLINK_STATE_CHANGE | usual.event.wifi.mplink.STATE_CHANGE | ohos.permission.MPLINK_CHANGE_STATE | Indicates the common event that the state of MPLINK (an enhanced Wi-Fi feature) has changed. |
| COMMON_EVENT_WIFI_P2P_CONN_STATE | usual.event.wifi.p2p.CONN_STATE_CHANGE | ohos.permission.GET_WIFI_INFO and ohos.permission.LOCATION | Indicates the common event that the Wi-Fi P2P connection state has changed. |
| COMMON_EVENT_WIFI_P2P_STATE_CHANGED | usual.event.wifi.p2p.STATE_CHANGE | ohos.permission.GET_WIFI_INFO | Indicates the common event about the Wi-Fi P2P state, such as enabled and disabled. |
| COMMON_EVENT_WIFI_P2P_PEERS_STATE_CHANGED | usual.event.wifi.p2p.DEVICES_CHANGE | ohos.permission.GET_WIFI_INFO | Indicates the common event about the status change of Wi-Fi P2P peer devices. |
| COMMON_EVENT_WIFI_P2P_PEERS_DISCOVERY_STATE_CHANGED | usual.event.wifi.p2p.PEER_DISCOVERY_STATE_CHANGE | ohos.permission.GET_WIFI_INFO | Indicates the common event about the Wi-Fi P2P discovery status change. |
| COMMON_EVENT_WIFI_P2P_CURRENT_DEVICE_STATE_CHANGED | usual.event.wifi.p2p.CURRENT_DEVICE_CHANGE | ohos.permission.GET_WIFI_INFO | Indicates the common event about the status change of the Wi-Fi P2P local device. |
| COMMON_EVENT_WIFI_P2P_GROUP_STATE_CHANGED | usual.event.wifi.p2p.GROUP_STATE_CHANGED | ohos.permission.GET_WIFI_INFO | Indicates the common event that the Wi-Fi P2P group information has changed. |
| COMMON_EVENT_BLUETOOTH_HANDSFREE_AG_CONNECT_STATE_UPDATE | usual.event.bluetooth.handsfree.ag.CONNECT_STATE_UPDATE | ohos.permission.USE_BLUETOOTH | Indicates the common event about the connection state of Bluetooth handsfree communication. |
| COMMON_EVENT_BLUETOOTH_HANDSFREE_AG_CURRENT_DEVICE_UPDATE | usual.event.bluetooth.handsfree.ag.CURRENT_DEVICE_UPDATE | ohos.permission.USE_BLUETOOTH | Indicates the common event that the device connected to the Bluetooth handsfree is active. |
| COMMON_EVENT_BLUETOOTH_HANDSFREE_AG_AUDIO_STATE_UPDATE | usual.event.bluetooth.handsfree.ag.AUDIO_STATE_UPDATE | ohos.permission.USE_BLUETOOTH | Indicates the common event that the connection state of Bluetooth A2DP has changed. |
| COMMON_EVENT_BLUETOOTH_A2DPSOURCE_CONNECT_STATE_UPDATE | usual.event.bluetooth.a2dpsource.CONNECT_STATE_UPDATE | ohos.permission.USE_BLUETOOTH | Indicates the common event about the connection state of Bluetooth A2DP. |
| COMMON_EVENT_BLUETOOTH_A2DPSOURCE_CURRENT_DEVICE_UPDATE | usual.event.bluetooth.a2dpsource.CURRENT_DEVICE_UPDATE | ohos.permission.USE_BLUETOOTH | Indicates the common event that the device connected using Bluetooth A2DP is active. |
| COMMON_EVENT_BLUETOOTH_A2DPSOURCE_PLAYING_STATE_UPDATE | usual.event.bluetooth.a2dpsource.PLAYING_STATE_UPDATE | ohos.permission.USE_BLUETOOTH | Indicates the common event that the playing state of Bluetooth A2DP has changed. |
| COMMON_EVENT_BLUETOOTH_A2DPSOURCE_AVRCP_CONNECT_STATE_UPDATE | usual.event.bluetooth.a2dpsource.AVRCP_CONNECT_STATE_UPDATE | ohos.permission.USE_BLUETOOTH | Indicates the common event that the AVRCP connection state of Bluetooth A2DP has changed. |
| COMMON_EVENT_BLUETOOTH_A2DPSOURCE_CODEC_VALUE_UPDATE | usual.event.bluetooth.a2dpsource.CODEC_VALUE_UPDATE | ohos.permission.USE_BLUETOOTH | Indicates the common event that the audio codec state of Bluetooth A2DP has changed. |
| COMMON_EVENT_BLUETOOTH_REMOTEDEVICE_DISCOVERED | usual.event.bluetooth.remotedevice.DISCOVERED | ohos.permission.LOCATION and ohos.permission.USE_BLUETOOTH | Indicates the common event that a remote Bluetooth device is discovered. |
| COMMON_EVENT_BLUETOOTH_REMOTEDEVICE_CLASS_VALUE_UPDATE | usual.event.bluetooth.remotedevice.CLASS_VALUE_UPDATE | ohos.permission.USE_BLUETOOTH | Indicates the common event that the Bluetooth class of a remote Bluetooth device has changed. |
| COMMON_EVENT_BLUETOOTH_REMOTEDEVICE_ACL_CONNECTED | usual.event.bluetooth.remotedevice.ACL_CONNECTED | ohos.permission.USE_BLUETOOTH | Indicates the common event that a low-ACL connection has been established with a remote Bluetooth device. |
| COMMON_EVENT_BLUETOOTH_REMOTEDEVICE_ACL_DISCONNECTED | usual.event.bluetooth.remotedevice.ACL_DISCONNECTED | ohos.permission.USE_BLUETOOTH | Indicates the common event that a low-ACL connection has been disconnected from a remote Bluetooth device. |
| COMMON_EVENT_BLUETOOTH_REMOTEDEVICE_NAME_UPDATE | usual.event.bluetooth.remotedevice.NAME_UPDATE | ohos.permission.USE_BLUETOOTH | Indicates the common event that the friendly name of a remote Bluetooth device is retrieved for the first time or is changed since the last retrieval. |
| COMMON_EVENT_BLUETOOTH_REMOTEDEVICE_PAIR_STATE | usual.event.bluetooth.remotedevice.PAIR_STATE | ohos.permission.USE_BLUETOOTH | Indicates the common event that the connection state of a remote Bluetooth device has changed. |
| COMMON_EVENT_BLUETOOTH_REMOTEDEVICE_BATTERY_VALUE_UPDATE | usual.event.bluetooth.remotedevice.BATTERY_VALUE_UPDATE | ohos.permission.USE_BLUETOOTH | Indicates the common event that the battery level of a remote Bluetooth device is retrieved for the first time or is changed since the last retrieval. |
| COMMON_EVENT_BLUETOOTH_REMOTEDEVICE_SDP_RESULT | usual.event.bluetooth.remotedevice.SDP_RESULT | - | Indicates the common event about the SDP state of a remote Bluetooth device. |
| COMMON_EVENT_BLUETOOTH_REMOTEDEVICE_UUID_VALUE | usual.event.bluetooth.remotedevice.UUID_VALUE | ohos.permission.DISCOVER_BLUETOOTH | Indicates the common event about the UUID connection state of a remote Bluetooth device. |
| COMMON_EVENT_BLUETOOTH_REMOTEDEVICE_PAIRING_REQ | usual.event.bluetooth.remotedevice.PAIRING_REQ | ohos.permission.DISCOVER_BLUETOOTH | Indicates the common event about the pairing request from a remote Bluetooth device. |
| COMMON_EVENT_BLUETOOTH_REMOTEDEVICE_PAIRING_CANCEL | usual.event.bluetooth.remotedevice.PAIRING_CANCEL | - | Indicates the common event that Bluetooth pairing is canceled. |
| COMMON_EVENT_BLUETOOTH_REMOTEDEVICE_CONNECT_REQ | usual.event.bluetooth.remotedevice.CONNECT_REQ | - | Indicates the common event about the connection request from a remote Bluetooth device. |
| COMMON_EVENT_BLUETOOTH_REMOTEDEVICE_CONNECT_REPLY | usual.event.bluetooth.remotedevice.CONNECT_REPLY | - | Indicates the common event about the response to the connection request from a remote Bluetooth device. |
| COMMON_EVENT_BLUETOOTH_REMOTEDEVICE_CONNECT_CANCEL | usual.event.bluetooth.remotedevice.CONNECT_CANCEL | - | Indicates the common event that the connection to a remote Bluetooth device has been canceled. |
| COMMON_EVENT_BLUETOOTH_HANDSFREEUNIT_CONNECT_STATE_UPDATE | usual.event.bluetooth.handsfreeunit.CONNECT_STATE_UPDATE | - | Indicates the common event that the connection state of a Bluetooth handsfree has changed. |
| COMMON_EVENT_BLUETOOTH_HANDSFREEUNIT_AUDIO_STATE_UPDATE | usual.event.bluetooth.handsfreeunit.AUDIO_STATE_UPDATE | - | Indicates the common event that the audio state of a Bluetooth handsfree has changed. |
| COMMON_EVENT_BLUETOOTH_HANDSFREEUNIT_AG_COMMON_EVENT | usual.event.bluetooth.handsfreeunit.AG_COMMON_EVENT | - | Indicates the common event that the audio gateway state of a Bluetooth handsfree has changed. |
| COMMON_EVENT_BLUETOOTH_HANDSFREEUNIT_AG_CALL_STATE_UPDATE | usual.event.bluetooth.handsfreeunit.AG_CALL_STATE_UPDATE | - | Indicates the common event that the calling state of a Bluetooth handsfree has changed. |
| COMMON_EVENT_BLUETOOTH_HOST_STATE_UPDATE | usual.event.bluetooth.host.STATE_UPDATE | ohos.permission.USE_BLUETOOTH | Indicates the common event that the state of a Bluetooth adapter has been changed, for example, Bluetooth has been enabled or disabled. |
| COMMON_EVENT_BLUETOOTH_HOST_REQ_DISCOVERABLE | usual.event.bluetooth.host.REQ_DISCOVERABLE | - | Indicates the common event about the request for the user to allow Bluetooth device scanning. |
| COMMON_EVENT_BLUETOOTH_HOST_REQ_ENABLE | usual.event.bluetooth.host.REQ_ENABLE | ohos.permission.USE_BLUETOOTH | Indicates the common event about the request for the user to enable Bluetooth. |
| COMMON_EVENT_BLUETOOTH_HOST_REQ_DISABLE | usual.event.bluetooth.host.REQ_DISABLE | ohos.permission.USE_BLUETOOTH | Indicates the common event about the request for the user to disable Bluetooth. |
| COMMON_EVENT_BLUETOOTH_HOST_SCAN_MODE_UPDATE | usual.event.bluetooth.host.SCAN_MODE_UPDATE | ohos.permission.USE_BLUETOOTH | Indicates the common event that the Bluetooth scanning mode of a device has changed. |
| COMMON_EVENT_BLUETOOTH_HOST_DISCOVERY_STARTED | usual.event.bluetooth.host.DISCOVERY_STARTED | ohos.permission.USE_BLUETOOTH | Indicates the common event that the Bluetooth scanning has been started on the device. |
| COMMON_EVENT_BLUETOOTH_HOST_DISCOVERY_FINISHED | usual.event.bluetooth.host.DISCOVERY_FINISHED | ohos.permission.USE_BLUETOOTH | Indicates the common event that the Bluetooth scanning is finished on the device. |
| COMMON_EVENT_BLUETOOTH_HOST_NAME_UPDATE | usual.event.bluetooth.host.NAME_UPDATE | ohos.permission.USE_BLUETOOTH | Indicates the common event that the Bluetooth adapter name of the device has changed. |
| COMMON_EVENT_BLUETOOTH_A2DPSINK_CONNECT_STATE_UPDATE | usual.event.bluetooth.a2dpsink.CONNECT_STATE_UPDATE | ohos.permission.USE_BLUETOOTH | Indicates the common event that the connection state of Bluetooth A2DP Sink has changed. |
| COMMON_EVENT_BLUETOOTH_A2DPSINK_PLAYING_STATE_UPDATE | usual.event.bluetooth.a2dpsink.PLAYING_STATE_UPDATE | ohos.permission.USE_BLUETOOTH | Indicates the common event that the playing state of Bluetooth A2DP Sink has changed. |
| COMMON_EVENT_BLUETOOTH_A2DPSINK_AUDIO_STATE_UPDATE | usual.event.bluetooth.a2dpsink.AUDIO_STATE_UPDATE | ohos.permission.USE_BLUETOOTH | Indicates the common event that the audio state of Bluetooth A2DP Sink has changed. |
| COMMON_EVENT_NFC_ACTION_ADAPTER_STATE_CHANGED | usual.event.nfc.action.ADAPTER_STATE_CHANGED | - | Indicates the common event that the state of the device's NFC adapter has changed. |
| COMMON_EVENT_NFC_ACTION_RF_FIELD_ON_DETECTED | usual.event.nfc.action.RF_FIELD_ON_DETECTED | ohos.permission.MANAGE_SECURE_SETTINGS | Indicates the action of a common event that the NFC RF field is detected to be in the enabled state. |
| COMMON_EVENT_NFC_ACTION_RF_FIELD_OFF_DETECTED | usual.event.nfc.action.RF_FIELD_OFF_DETECTED | ohos.permission.MANAGE_SECURE_SETTINGS | Indicates the common event that the NFC RF field is detected to be in the disabled state. |
| COMMON_EVENT_DISCHARGING | usual.event.DISCHARGING | - | Indicates the common event that the system stops charging the battery. |
| COMMON_EVENT_CHARGING | usual.event.CHARGING | - | Indicates the common event that the system starts charging the battery. |
| COMMON_EVENT_DEVICE_IDLE_MODE_CHANGED | usual.event.DEVICE_IDLE_MODE_CHANGED | - | Indicates the common event that the system idle mode has changed. |
| COMMON_EVENT_POWER_SAVE_MODE_CHANGED | usual.event.POWER_SAVE_MODE_CHANGED | - | Indicates the common event that the power saving mode of the system has changed. |
| COMMON_EVENT_USER_ADDED | usual.event.USER_ADDED | ohos.permission.MANAGE_LOCAL_ACCOUNTS | Indicates the common event that a user has been added to the system. |
| COMMON_EVENT_USER_REMOVED | usual.event.USER_REMOVED | ohos.permission.MANAGE_LOCAL_ACCOUNTS | Indicates the common event that a user has been removed from the system. |
| COMMON_EVENT_ABILITY_ADDED | usual.event.ABILITY_ADDED | ohos.permission.LISTEN_BUNDLE_CHANGE | Indicates the common event that an ability has been added. |
| COMMON_EVENT_ABILITY_REMOVED | usual.event.ABILITY_REMOVED | ohos.permission.LISTEN_BUNDLE_CHANGE | Indicates the common event that an ability has been removed. |
| COMMON_EVENT_ABILITY_UPDATED | usual.event.ABILITY_UPDATED | ohos.permission.LISTEN_BUNDLE_CHANGE | Indicates the common event that an ability has been updated. |
| COMMON_EVENT_LOCATION_MODE_STATE_CHANGED | usual.event.location.MODE_STATE_CHANGED | - | Indicates the common event that the location mode of the system has changed. |
| COMMON_EVENT_IVI_SLEEP | common.event.IVI_SLEEP | - | Indicates the common event that the in-vehicle infotainment (IVI) system of a vehicle is sleeping. |
| COMMON_EVENT_IVI_PAUSE | common.event.IVI_PAUSE | - | Indicates the common event that the IVI system of a vehicle has entered sleep mode and the playing application is instructed to stop playback. |
| COMMON_EVENT_IVI_STANDBY | common.event.IVI_STANDBY | - | Indicates the common event that a third-party application is instructed to pause the current work. |
| COMMON_EVENT_IVI_LASTMODE_SAVE | common.event.IVI_LASTMODE_SAVE | - | Indicates the common event that a third-party application is instructed to save its last mode. |
| COMMON_EVENT_IVI_VOLTAGE_ABNORMAL | common.event.IVI_VOLTAGE_ABNORMAL | - | Indicates the common event that the voltage of the vehicle's power system is abnormal. |
| COMMON_EVENT_IVI_HIGH_TEMPERATURE | common.event.IVI_HIGH_TEMPERATURE | - | Indicates the common event that the temperature of the IVI system is high. |
| COMMON_EVENT_IVI_EXTREME_TEMPERATURE | common.event.IVI_EXTREME_TEMPERATURE | - | Indicates the common event that the temperature of the IVI system is extremely high. |
| COMMON_EVENT_IVI_TEMPERATURE_ABNORMAL | common.event.IVI_TEMPERATURE_ABNORMAL | - | Indicates the common event that the IVI system has an extreme temperature. |
| COMMON_EVENT_IVI_VOLTAGE_RECOVERY | common.event.IVI_VOLTAGE_RECOVERY | - | Indicates the common event that the voltage of the vehicle's power system is restored to normal. |
| COMMON_EVENT_IVI_TEMPERATURE_RECOVERY | common.event.IVI_TEMPERATURE_RECOVERY | - | Indicates the common event that the temperature of the IVI system is restored to normal. |
| COMMON_EVENT_IVI_ACTIVE | common.event.IVI_ACTIVE | - | Indicates the common event that the battery service is active. |
|COMMON_EVENT_USB_STATE<sup>9+</sup> | usual.event.hardware.usb.action.USB_STATE | - | Indicates a common event indicating that the USB device status changes. |
|COMMON_EVENT_USB_PORT_CHANGED<sup>9+</sup> | usual.event.hardware.usb.action.USB_PORT_CHANGED | - | Indicates the public event that the USB port status of the user device changes. |
| COMMON_EVENT_USB_DEVICE_ATTACHED | usual.event.hardware.usb.action.USB_DEVICE_ATTACHED | - | Indicates the common event that a USB device has been attached when the user device functions as a USB host. |
| COMMON_EVENT_USB_DEVICE_DETACHED | usual.event.hardware.usb.action.USB_DEVICE_DETACHED | - | Indicates the common event that a USB device has been detached when the user device functions as a USB host. |
| COMMON_EVENT_USB_ACCESSORY_ATTACHED | usual.event.hardware.usb.action.USB_ACCESSORY_ATTACHED | - | Indicates the common event that a USB accessory was attached. |
| COMMON_EVENT_USB_ACCESSORY_DETACHED | usual.event.hardware.usb.action.USB_ACCESSORY_DETACHED | - | Indicates the common event that a USB accessory was detached. |
| COMMON_EVENT_DISK_REMOVED | usual.event.data.DISK_REMOVED | ohos.permission.STORAGE_MANAGER | Indicates the common event that an external storage device was removed. |
| COMMON_EVENT_DISK_UNMOUNTED | usual.event.data.DISK_UNMOUNTED | ohos.permission.STORAGE_MANAGER | Indicates the common event that an external storage device was unmounted. |
| COMMON_EVENT_DISK_MOUNTED | usual.event.data.DISK_MOUNTED | ohos.permission.STORAGE_MANAGER | Indicates the common event that an external storage device was mounted. |
| COMMON_EVENT_DISK_BAD_REMOVAL | usual.event.data.DISK_BAD_REMOVAL | ohos.permission.STORAGE_MANAGER | Indicates the common event that an external storage device was removed without being unmounted. |
| COMMON_EVENT_DISK_UNMOUNTABLE | usual.event.data.DISK_UNMOUNTABLE | ohos.permission.STORAGE_MANAGER | Indicates the common event that an external storage device becomes unmountable. |
| COMMON_EVENT_DISK_EJECT | usual.event.data.DISK_EJECT | ohos.permission.STORAGE_MANAGER | Indicates the common event that an external storage device was ejected. |
| COMMON_EVENT_VOLUME_REMOVED<sup>9+<sup> | usual.event.data.VOLUME_REMOVED | ohos.permission.STORAGE_MANAGER | Indicates the common event that an external storage device was removed. |
| COMMON_EVENT_VOLUME_UNMOUNTED<sup>9+<sup> | usual.event.data.VOLUME_UNMOUNTED | ohos.permission.STORAGE_MANAGER | Indicates the common event that an external storage device was unmounted. |
| COMMON_EVENT_VOLUME_MOUNTED<sup>9+<sup> | usual.event.data.VOLUME_MOUNTED | ohos.permission.STORAGE_MANAGER | Indicates the common event that an external storage device was mounted. |
| COMMON_EVENT_VOLUME_BAD_REMOVAL<sup>9+<sup> | usual.event.data.VOLUME_BAD_REMOVAL | ohos.permission.STORAGE_MANAGER | Indicates the common event that an external storage device was removed without being unmounted. |
| COMMON_EVENT_VOLUME_EJECT<sup>9+<sup> | usual.event.data.VOLUME_EJECT | ohos.permission.STORAGE_MANAGER | Indicates the common event that an external storage device was ejected. |
| COMMON_EVENT_VISIBLE_ACCOUNTS_UPDATED | usual.event.data.VISIBLE_ACCOUNTS_UPDATED | ohos.permission.GET_APP_ACCOUNTS | Indicates the common event that the account visibility changed. |
| COMMON_EVENT_ACCOUNT_DELETED | usual.event.data.ACCOUNT_DELETED | ohos.permission.INTERACT_ACROSS_LOCAL_ACCOUNTS | Indicates the common event that the account was deleted. |
| COMMON_EVENT_FOUNDATION_READY | usual.event.data.FOUNDATION_READY | ohos.permission.RECEIVER_STARTUP_COMPLETED | Indicates the common event that the foundation is ready. |
| COMMON_EVENT_AIRPLANE_MODE_CHANGED | usual.event.AIRPLANE_MODE | - | Indicates the common event that the airplane mode of the device has changed. |
| COMMON_EVENT_SPLIT_SCREEN | usual.event.SPLIT_SCREEN | ohos.permission.RECEIVER_SPLIT_SCREEN | Indicates the common event of screen splitting. |
| COMMON_EVENT_SLOT_CHANGE<sup>9+<sup> | usual.event.SLOT_CHANGE | ohos.permission.NOTIFICATION_CONTROLLER | Indicates the common event that the notification slot has been updated. |
| COMMON_EVENT_SPN_INFO_CHANGED <sup>9+<sup> | usual.event.SPN_INFO_CHANGED | - | Indicates the common event that the SPN displayed has been updated. |
| COMMON_EVENT_QUICK_FIX_APPLY_RESULT <sup>9+<sup> | usual.event.QUICK_FIX_APPLY_RESULT | - | Indicates the common event that a quick fix is applied to the application. |
A system common event is an event that is published by a system service or system application and requires specific permissions to subscribe to. To publish or subscribe to this type of event, you must follow the event-specific definitions.
For details about the definitions of all system common events, see [System Common Events](./commonEventManager-definitions.md).
Aborts this common event. After the abort, the common event is not sent to the next subscriber. This API takes effect only for ordered common events. It uses an asynchronous callback to return the result.
...
...
@@ -1050,22 +889,24 @@ Aborts this common event. After the abort, the common event is not sent to the n
Aborts this common event. After the abort, the common event is not sent to the next subscriber. This API takes effect only for ordered common events. It uses a promise to return the result.
...
...
@@ -1080,7 +921,7 @@ Aborts this common event. After the abort, the common event is not sent to the n
Clears the aborted state of this common event. This API takes effect only for ordered common events. It uses an asynchronous callback to return the result.
...
...
@@ -1106,22 +949,24 @@ Clears the aborted state of this common event. This API takes effect only for or
Checks whether this common event is in the aborted state. This API takes effect only for ordered common events. It uses an asynchronous callback to return the result.
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...
@@ -1162,22 +1009,24 @@ Checks whether this common event is in the aborted state. This API takes effect
Checks whether this common event is in the aborted state. This API takes effect only for ordered common events. It uses a promise to return the result.
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...
@@ -1192,10 +1041,10 @@ Checks whether this common event is in the aborted state. This API takes effect
| code | number | Yes | No | Result code of the common event. |
| data | string | Yes | No | Custom result data of the common event.|
| code | number | Yes | No | Code of the common event. |
| data | string | Yes | No | Custom data of the common event.|
| subscriberPermissions | Array\<string> | Yes | No | Permissions required for subscribers to receive the common event. |
| isOrdered | boolean | Yes | No | Whether the common event is an ordered one. |
| isSticky | boolean | Yes | No | Whether the common event is a sticky one. Only system applications and system services are allowed to send sticky events.|
The **Emitter** module provides APIs for sending and processing in-process events, including the APIs for processing events that are subscribed to in persistent or one-shot manner, unsubscribing from events, and emitting events to the event queue.
The **Emitter** module provides the capabilities of sending and processing inter- or intra-thread events in a process. You can use the APIs of this module to subscribe to an event in persistent or one-shot manner, unsubscribe from an event, or emit an event to the event queue.
> **NOTE**
>
> The initial APIs of this module are supported since API version 7.
> The initial APIs of this module are supported since API version 7. Newly added APIs will be marked with a superscript to indicate their earliest API version.
>
> The APIs of this module can be used in the FA model or stage model.
| event | [InnerEvent](#innerevent) | Yes | Event to subscribe to in persistent manner. The [EventPriority](#eventpriority) settings do not take effect.|
| callback | Callback\<[EventData](#eventdata)\> | Yes | Callback to execute after the event is received. |
**Example**
...
...
@@ -37,26 +39,28 @@ Subscribes to an event in persistent manner. This API uses a callback to return
letinnerEvent={
eventId:1
};
functionEmitterCallback(eventData){
// Execute the callback after receiving the event whose eventId is 1.
| event | [InnerEvent](#innerevent) | Yes | Event to subscribe to in one-shot manner. The [EventPriority](#eventpriority) settings do not take effect.|
| callback | Callback\<[EventData](#eventdata)\> | Yes | Callback to execute after the event is received. |
**Example**
...
...
@@ -64,10 +68,12 @@ Subscribes to an event in one-shot manner and unsubscribes from it after the eve
letinnerEvent={
eventId:1
};
functionEmitterCallback(eventData){
// Execute the callback after receiving the event whose eventId is 1.
This error code is reported when the **Action** attribute in the **want** is null for the event to send.
This error code is reported when the **Action** attribute in the **want** object is null for the event to send.
**Possible Causes**
The **Action** attribute in the **want** is null for the event to send.
The **Action** attribute in the **want** object is null for the event to send.
**Solution**
Make sure the **Action** attribute in the **want** is not null.
Make sure the **Action** attribute in the **want** object is not null.
## 1500002 Failed to Send Common Events from a Sandbox Application
**Error Message**
sandbox application can not send common event
**Description**
This error code is reported when an attempt is made to send a common event from a sandbox application.
**Possible Causes**
Common events from a sandbox application are blocked.
**Solution**
Check whether the application used to send a common event is a sandbox application. If so, switch to another application.
## 1500003 Event Sending Frequency Is Too High
**Error Message**
common event send frequency too high
**Description**
This error code is reported when the application sends common events too frequently.
**Possible Causes**
The number of common events sent by the application in a given time frame has reached the maximum.
**Solution**
Do not send common events too frequently.
## 1500004 Failed to Send System Common Events
**Error Message**
not System services or System app
**Description**
This error code is reported when the application cannot send system common events.
**Possible Causes**
The application is not a system application or system service.
**Solution**
Make sure the application to send system common events is a system application or system service.
## 1500005 Subscriber Not Found
**Error Message**
subscriber can not found
**Description**
This error code is reported when the subscriber cannot be found.
**Possible Causes**
The subscriber is deleted.
**Solution**
Check whether the subscription has already been canceled. If the subscription has been canceled, the subscriber is deleted.
## 1500006 Invalid User ID
**Error Message**
usreId is invalid
userId is invalid
**Description**
This error code is reported when the user ID is invalid.
**Possible Causes**
The user ID is different from the system user ID, or the application is not a system application or subsystem process.
**Solution**
Check whether the current user ID is the same as the system user ID. If they are different, check whether the application is a system application or subsystem process
The user ID is different from the system user ID, or the application is not a system application or system service.
**Solution**
1. Make sure the current user ID is the same as the system user ID.
2. Make sure the application is a system application or system service.
## 1500007 Failed to Send a Request Through IPC
**Error Message**
message send error
**Description**
This error code is reported when the attempt to send a request through IPC fails.
**Possible Causes**
The connection object fails to be created.
**Solution**
Do not set up connections frequently. Try again later.
## 1500008 Failed to Read Data
**Error Message**
CEMS error
**Description**
This error code is reported when an error occurs on the server.
**Possible Causes**
A service exception occurs when the server processes data.
**Solution**
Try again later.
## 1500009 System Error
**Error Message**
system error
**Description**
This error code is reported when an exception occurs in the system during service processing, for example, when the current system time fails to be obtained.
This error code is reported when an internal processing error occurs, such as a memory allocation or multi-thread processing error.
This error code is reported when an internal error occurs, such as a memory allocation or multi-thread processing error.
**Possible Causes**
1. Common kernel errors such as memory allocation and multi-thread processing errors occur.
A common kernel error, such as a memory allocation or multi-thread processing error, occurs.
**Solution**
...
...
@@ -36,8 +36,9 @@ This error code is reported when a serialization or deserialization error occurs
**Solution**
1. Make sure the input parameter value is within the valid range.
2. Make sure the notification subsystem is not being started.
1. Make sure the input parameter value length is within the valid range.
2. Make sure the input parameter value is valid.
3. Make sure the notification subsystem has been started.
## 1600003 Failed to Connect to the Service
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@@ -47,7 +48,7 @@ Failed to connect to service.
**Description**
This error code is reported when the notification subsystem is abnormal due to a service connection failure.
This error code is reported when the connection with the notification subsystem fails.
**Possible Causes**
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@@ -66,15 +67,15 @@ Notification is not enabled.
**Description**
This error code is reported when the notification function is disabled.
This error code is reported when the notification feature is disabled.
**Possible Causes**
The notification function is set to its default state (default) or manually disabled.
The notification feature is not enabled manually. By default, this feature is disabled.
**Solution**
Enable the notification function.
Enable the notification feature.
## 1600005 Notification Slot Is Disabled
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@@ -102,16 +103,16 @@ Notification is not allowed to remove.
**Description**
This error code is reported when **isUnremoveable** is set to **true** and an attempt is made to remove all notifications or when **isRemoveAllowed** is set to **false** and an attempt is made to remove a specific notification.
This error code is reported when the notification removal does not comply with the permission settings.
**Possible Causes**
1. When **isUnremoveable** is set to **true**, notifications can only be removed on a one-by-one basis.
2. When **isRemoveAllowed** is set to **false**, no notification can be deleted.
1. When **isUnremovable** is set to **true**, notifications can only be removed on a one-by-one basis.
2. When **isRemoveAllowed** is set to **false**, no notification can be removed.
**Solution**
1. Check whether **unremovable** is set to **true**.
1. Check whether **isUnremovable** is set to **true**
2. Check whether **isRemoveAllowed** is set to **false**.
## 1600007 Notification Not Found
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@@ -131,7 +132,7 @@ This error code is reported when the target notification is not found.
**Solution**
Make sure the notification exists.
1.Make sure the notification exists.
## 1600008 User Not Found
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@@ -208,7 +209,7 @@ This error code is reported when the template configuration file fails to be rea
**Solution**
1. Check for the **/system/etc/notification_template/external.json** file.
2. Update the version to 3.2 or later.
2. Update the system version to 3.2 or later.
## 17700001 Bundle Name Not Found
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@@ -228,4 +229,5 @@ This error code is reported when the specified bund name is not found.
