xref: /docs/en/application-dev/reference/apis-basic-services-kit/oh_commonevent_support_8h.md

# oh_commonevent_support.h


## Overview

Defines the constant of the system common events.

**Library**: libohcommonevent.so

**System capability**: SystemCapability.Notification.CommonEvent

**Since**: 12

**Related module**: [CommonEvent](capi-common-event.md)


## Summary


### Constants
| Name| Description|
| -------- | -------- |
|static const char* const [COMMON_EVENT_SHUTDOWN](common_event/commonEventManager-definitions.md#common_event_shutdown) = "usual.event.SHUTDOWN" | Indicates the common event that the device is being shut down and the final shutdown will proceed.|
|static const char* const [COMMON_EVENT_BATTERY_CHANGED](common_event/commonEventManager-definitions.md#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.|
|static const char* const [COMMON_EVENT_BATTERY_LOW](common_event/commonEventManager-definitions.md#common_event_battery_low) = "usual.event.BATTERY_LOW"|Indicates the common event that the battery level is low.|
|static const char* const [COMMON_EVENT_BATTERY_OKAY](common_event/commonEventManager-definitions.md#common_event_battery_okay) = "usual.event.BATTERY_OKAY"|Indicates the common event that the battery exits the low state.|
|static const char* const [COMMON_EVENT_POWER_CONNECTED](common_event/commonEventManager-definitions.md#common_event_power_connected) = "usual.event.POWER_CONNECTED"|Indicates the common event that the device is connected to an external power supply.|
|static const char* const [COMMON_EVENT_POWER_DISCONNECTED](common_event/commonEventManager-definitions.md#common_event_power_disconnected) = "usual.event.POWER_DISCONNECTED"|Indicates the common event that the device is disconnected from the external power supply.|
|static const char* const [COMMON_EVENT_SCREEN_OFF](common_event/commonEventManager-definitions.md#common_event_screen_off) = "usual.event.SCREEN_OFF"| Indicates the common event that the device screen is off and the device is sleeping.|
|static const char* const [COMMON_EVENT_SCREEN_ON](common_event/commonEventManager-definitions.md#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.|
|static const char* const [COMMON_EVENT_THERMAL_LEVEL_CHANGED](common_event/commonEventManager-definitions.md#common_event_thermal_level_changed) = "usual.event.THERMAL_LEVEL_CHANGED"|Indicates the common event that the device's thermal level has changed.|
|static const char* const [COMMON_EVENT_TIME_TICK](common_event/commonEventManager-definitions.md#common_event_time_tick) = "usual.event.TIME_TICK"|Indicates the common event that the system time has changed.|
|static const char* const [COMMON_EVENT_TIME_CHANGED](common_event/commonEventManager-definitions.md#common_event_time_changed) = "usual.event.TIME_CHANGED"|Indicates the common event that the system time has changed.|
|static const char* const [COMMON_EVENT_TIMEZONE_CHANGED](common_event/commonEventManager-definitions.md#common_event_timezone_changed) = "usual.event.TIMEZONE_CHANGED"|Indicates the common event that the system time zone has changed.|
|static const char* const [COMMON_EVENT_PACKAGE_ADDED](common_event/commonEventManager-definitions.md#common_event_package_added) = "usual.event.PACKAGE_ADDED"| Indicates the common event that a new application package has been installed on the device.|
|static const char* const [COMMON_EVENT_PACKAGE_REMOVED](common_event/commonEventManager-definitions.md#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.|
|static const char* const [COMMON_EVENT_BUNDLE_REMOVED](common_event/commonEventManager-definitions.md#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.|
|static const char* const [COMMON_EVENT_PACKAGE_FULLY_REMOVED](common_event/commonEventManager-definitions.md#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.|
|static const char* const [COMMON_EVENT_PACKAGE_CHANGED](common_event/commonEventManager-definitions.md#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).|
|static const char* const [COMMON_EVENT_PACKAGE_RESTARTED](common_event/commonEventManager-definitions.md#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.|
|static const char* const [COMMON_EVENT_PACKAGE_DATA_CLEARED](common_event/commonEventManager-definitions.md#common_event_package_data_cleared) = "usual.event.PACKAGE_DATA_CLEARED"| Indicates the common event that the user has cleared the application package data.|
|static const char* const [COMMON_EVENT_PACKAGE_CACHE_CLEARED](common_event/commonEventManager-definitions.md#common_event_package_cache_cleared) = "usual.event.PACKAGE_CACHE_CLEARED"|Indicates the common event that the user has cleared the application package data cache.|
|static const char* const [COMMON_EVENT_PACKAGES_SUSPENDED](common_event/commonEventManager-definitions.md#common_event_packages_suspended) = "usual.event.PACKAGES_SUSPENDED"|Indicates the common event that application packages have been suspended.|
|static const char* const [COMMON_EVENT_MY_PACKAGE_SUSPENDED](common_event/commonEventManager-definitions.md#common_event_my_package_suspended) = "usual.event.MY_PACKAGE_SUSPENDED"| Indicates the common event that application packages are suspended.|
|static const char* const [COMMON_EVENT_MY_PACKAGE_UNSUSPENDED](common_event/commonEventManager-definitions.md#common_event_my_package_unsuspended) = "usual.event.MY_PACKAGE_UNSUSPENDED"| Indicates the common event that application packages have not been suspended.|
|static const char* const [COMMON_EVENT_LOCALE_CHANGED](common_event/commonEventManager-definitions.md#common_event_locale_changed) = "usual.event.LOCALE_CHANGED"| Indicates the common event that the device locale has changed.|
|static const char* const [COMMON_EVENT_MANAGE_PACKAGE_STORAGE](common_event/commonEventManager-definitions.md#common_event_manage_package_storage) = "usual.event.MANAGE_PACKAGE_STORAGE"| Indicates the common event that the device storage is insufficient.|
|static const char* const [COMMON_EVENT_USER_UNLOCKED](common_event/commonEventManager-definitions.md#common_event_user_unlocked) = "usual.event.USER_UNLOCKED"| Indicates the common event that the credential-encrypted storage has become unlocked for the current user when the device is unlocked after being restarted.|
|static const char* const [COMMON_EVENT_DISTRIBUTED_ACCOUNT_LOGOUT](common_event/commonEventManager-definitions.md#common_event_distributed_account_logout) = "common.event.DISTRIBUTED_ACCOUNT_LOGOUT"|Indicates the common event that a distributed account is successfully logged out.|
|static const char* const [COMMON_EVENT_DISTRIBUTED_ACCOUNT_TOKEN_INVALID](common_event/commonEventManager-definitions.md#common_event_distributed_account_token_invalid) = "common.event.DISTRIBUTED_ACCOUNT_TOKEN_INVALID"|Indicates the common event that the token of a distributed account is invalid.|
|static const char* const [COMMON_EVENT_DISTRIBUTED_ACCOUNT_LOGOFF](common_event/commonEventManager-definitions.md#common_event_distributed_account_logoff) = "common.event.DISTRIBUTED_ACCOUNT_LOGOFF"| Indicates the common event that a distributed account is deregistered.|
|static const char* const [COMMON_EVENT_WIFI_POWER_STATE](common_event/commonEventManager-definitions.md#common_event_wifi_power_state) = "usual.event.wifi.POWER_STATE"| Indicates the common event that the Wi-Fi state has changed, for example, enabled or disabled.|
|static const char* const [COMMON_EVENT_WIFI_SCAN_FINISHED](common_event/commonEventManager-definitions.md#common_event_wifi_scan_finished) = "usual.event.wifi.SCAN_FINISHED"|Indicates the common event that the Wi-Fi access point has been scanned and proven to be available.|
|static const char* const [COMMON_EVENT_WIFI_RSSI_VALUE](common_event/commonEventManager-definitions.md#common_event_wifi_rssi_value) = "usual.event.wifi.RSSI_VALUE"|Indicates the common event that the Wi-Fi signal strength (RSSI) has changed.|
|static const char* const [COMMON_EVENT_WIFI_CONN_STATE](common_event/commonEventManager-definitions.md#common_event_wifi_conn_state) = "usual.event.wifi.CONN_STATE"| Indicates the common event that the Wi-Fi connection state has changed.|
|static const char* const [COMMON_EVENT_WIFI_HOTSPOT_STATE](common_event/commonEventManager-definitions.md#common_event_wifi_hotspot_state) = "usual.event.wifi.HOTSPOT_STATE"| Indicates the common event that the Wi-Fi hotspot state has changed, for example, enabled or disabled.|
|static const char* const [COMMON_EVENT_WIFI_AP_STA_JOIN](common_event/commonEventManager-definitions.md#common_event_wifi_ap_sta_join) = "usual.event.wifi.WIFI_HS_STA_JOIN"| Indicates the common event that a client has joined the Wi-Fi hotspot of the current device.|
|static const char* const [COMMON_EVENT_WIFI_AP_STA_LEAVE](common_event/commonEventManager-definitions.md#common_event_wifi_ap_sta_leave) = "usual.event.wifi.WIFI_HS_STA_LEAVE"|Indicates the common event that a client has disconnected from the Wi-Fi hotspot of the current device.|
|static const char* const [COMMON_EVENT_WIFI_MPLINK_STATE_CHANGE](common_event/commonEventManager-definitions.md#common_event_wifi_mplink_state_change) = "usual.event.wifi.mplink.STATE_CHANGE"|Indicates the common event that the state of MPLINK (an enhanced Wi-Fi feature) has changed.|
|static const char* const [COMMON_EVENT_WIFI_P2P_CONN_STATE](common_event/commonEventManager-definitions.md#common_event_wifi_p2p_conn_state) = "usual.event.wifi.p2p.CONN_STATE_CHANGE"|Indicates the common event that the Wi-Fi P2P connection state has changed.|
|static const char* const [COMMON_EVENT_WIFI_P2P_STATE_CHANGED](common_event/commonEventManager-definitions.md#common_event_wifi_p2p_state_changed) = "usual.event.wifi.p2p.STATE_CHANGE"|Indicates the common event that the Wi-Fi P2P state has changed, for example, enabled or disabled.|
|static const char* const [COMMON_EVENT_WIFI_P2P_PEERS_STATE_CHANGED](common_event/commonEventManager-definitions.md#common_event_wifi_p2p_peers_state_changed) = "usual.event.wifi.p2p.DEVICES_CHANGE"|Indicates the common event that the state of the Wi-Fi P2P peer device has changed.|
|static const char* const [COMMON_EVENT_WIFI_P2P_PEERS_DISCOVERY_STATE_CHANGED](common_event/commonEventManager-definitions.md#common_event_wifi_p2p_peers_discovery_state_changed) = "usual.event.wifi.p2p.PEER_DISCOVERY_STATE_CHANGE"|Indicates the common event that the Wi-Fi P2P discovery state has changed.|
|static const char* const [COMMON_EVENT_WIFI_P2P_CURRENT_DEVICE_STATE_CHANGED](common_event/commonEventManager-definitions.md#common_event_wifi_p2p_current_device_state_changed) = "usual.event.wifi.p2p.CURRENT_DEVICE_CHANGE"|Indicates the common event that the state of the Wi-Fi P2P local device has changed.|
|static const char* const [COMMON_EVENT_WIFI_P2P_GROUP_STATE_CHANGED](common_event/commonEventManager-definitions.md#common_event_wifi_p2p_group_state_changed) = "usual.event.wifi.p2p.GROUP_STATE_CHANGED"|Indicates the common event that the Wi-Fi P2P group information has changed.|
|static const char* const [COMMON_EVENT_NFC_ACTION_ADAPTER_STATE_CHANGED](common_event/commonEventManager-definitions.md#common_event_nfc_action_adapter_state_changed) = "usual.event.nfc.action.ADAPTER_STATE_CHANGED"| Indicates the common event that the state of the device NFC adapter has changed.|
|static const char* const [COMMON_EVENT_NFC_ACTION_RF_FIELD_ON_DETECTED](common_event/commonEventManager-definitions.md#common_event_nfc_action_rf_field_on_detected) = "usual.event.nfc.action.RF_FIELD_ON_DETECTED"|Indicates the common event that the NFC RF field is on.|
|static const char* const [COMMON_EVENT_NFC_ACTION_RF_FIELD_OFF_DETECTED](common_event/commonEventManager-definitions.md#common_event_nfc_action_rf_field_off_detected) = "usual.event.nfc.action.RF_FIELD_OFF_DETECTED"|Indicates the common event that the NFC RF field is off.|
|static const char* const [COMMON_EVENT_DISCHARGING](common_event/commonEventManager-definitions.md#common_event_discharging) = "usual.event.DISCHARGING"| Indicates the common event that the system stops charging the battery.|
|static const char* const [COMMON_EVENT_CHARGING](common_event/commonEventManager-definitions.md#common_event_charging) = "usual.event.CHARGING"|Indicates a common event that the system starts charging the battery.|
|static const char* const [COMMON_EVENT_DEVICE_IDLE_MODE_CHANGED](common_event/commonEventManager-definitions.md#common_event_device_idle_mode_changed) = "usual.event.DEVICE_IDLE_MODE_CHANGED"| Indicates the common event that the system standby mode has changed.|
|static const char* const [COMMON_EVENT_CHARGE_IDLE_MODE_CHANGED](common_event/commonEventManager-definitions.md#common_event_charge_idle_mode_changed10) = "usual.event.CHARGE_IDLE_MODE_CHANGED"|Indicates the common event that the device enters the charging idle mode.|
|static const char* const [COMMON_EVENT_POWER_SAVE_MODE_CHANGED](common_event/commonEventManager-definitions.md#common_event_power_save_mode_changed) = "usual.event.POWER_SAVE_MODE_CHANGED"|Indicates the common event that the system power saving mode is changed.|
|static const char* const [COMMON_EVENT_USB_STATE](common_event/commonEventManager-definitions.md#common_event_usb_state) = "usual.event.hardware.usb.action.USB_STATE"|Indicates the common event that the USB device state has changed.|
|static const char* const [COMMON_EVENT_USB_PORT_CHANGED](common_event/commonEventManager-definitions.md#common_event_usb_port_changed) = "usual.event.hardware.usb.action.USB_PORT_CHANGED"|Indicates the common event that the USB port state of the user device has changed.|
|static const char* const [COMMON_EVENT_USB_DEVICE_ATTACHED](common_event/commonEventManager-definitions.md#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.|
|static const char* const [COMMON_EVENT_USB_DEVICE_DETACHED](common_event/commonEventManager-definitions.md#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.|
|static const char* const [COMMON_EVENT_AIRPLANE_MODE_CHANGED](common_event/commonEventManager-definitions.md#common_event_airplane_mode_changed10) = "usual.event.AIRPLANE_MODE"| Indicates the common event that the airplane mode of the device has changed.|
|static const char* const [COMMON_EVENT_SPLIT_SCREEN](common_event/commonEventManager-definitions.md#common_event_split_screen) = "common.event.SPLIT_SCREEN"| Indicates the common event of screen splitting.|
|static const char* const [COMMON_EVENT_QUICK_FIX_APPLY_RESULT](common_event/commonEventManager-definitions.md#common_event_quick_fix_apply_result) = "usual.event.QUICK_FIX_APPLY_RESULT"| Indicates the common event that a quick fix is applied to an application.|
|static const char* const [COMMON_EVENT_QUICK_FIX_REVOKE_RESULT](common_event/commonEventManager-definitions.md#common_event_quick_fix_revoke_result10) = "usual.event.QUICK_FIX_REVOKE_RESULT"| Indicates the common event that a quick fix is canceled.|
|static const char* const [COMMON_EVENT_USER_INFO_UPDATED](common_event/commonEventManager-definitions.md#common_event_user_info_updated) = "usual.event.USER_INFO_UPDATED"| Indicates the common event that the user information has been updated.|
|static const char* const [COMMON_EVENT_SIM_STATE_CHANGED](common_event/commonEventManager-definitions.md#common_event_sim_state_changed10) = "usual.event.SIM_STATE_CHANGED"|Indicates the common event that the SIM card state has been updated.|
|static const char* const [COMMON_EVENT_CALL_STATE_CHANGED](common_event/commonEventManager-definitions.md#common_event_call_state_changed10) = "usual.event.CALL_STATE_CHANGED"| Indicates the common event that the call state has been updated.|
|static const char* const [COMMON_EVENT_NETWORK_STATE_CHANGED](common_event/commonEventManager-definitions.md#common_event_network_state_changed10) = "usual.event.NETWORK_STATE_CHANGED"| Indicates the common event that the network state has been updated.|
|static const char* const [COMMON_EVENT_SIGNAL_INFO_CHANGED](common_event/commonEventManager-definitions.md#common_event_signal_info_changed10) = "usual.event.SIGNAL_INFO_CHANGED"|Indicates the common event that the signal information has been updated.|
|static const char* const [COMMON_EVENT_SCREEN_UNLOCKED](common_event/commonEventManager-definitions.md#common_event_screen_unlocked) = "usual.event.SCREEN_UNLOCKED"|Indicates the common event that the screen has been unlocked.|
|static const char* const [COMMON_EVENT_SCREEN_LOCKED](common_event/commonEventManager-definitions.md#common_event_screen_locked) = "usual.event.SCREEN_LOCKED"| Indicates the common event that the screen has been locked.|
|static const char* const [COMMON_EVENT_HTTP_PROXY_CHANGE](common_event/commonEventManager-definitions.md#common_event_http_proxy_change10) = "usual.event.HTTP_PROXY_CHANGE"| Indicates the common event that the HTTP proxy configuration has changed.|
|static const char* const [COMMON_EVENT_CONNECTIVITY_CHANGE](common_event/commonEventManager-definitions.md#common_event_connectivity_change10) = "usual.event.CONNECTIVITY_CHANGE"| Indicates the common event that the network connection state has changed.|
|static const char* const [COMMON_EVENT_MINORSMODE_ON](common_event/commonEventManager-definitions.md#common_event_minorsmode_on12) = "usual.event.MINORSMODE_ON"|Indicates the common event that the minor mode is enabled.|
|static const char* const [COMMON_EVENT_MINORSMODE_OFF](common_event/commonEventManager-definitions.md#common_event_minorsmode_off12) = "usual.event.MINORSMODE_OFF"| Indicates the common event that the minor mode is disabled.|