iOS

• iOS Attributes
• Deprecated iOS Attributes

iOS Attributes

This group describes iOS-specific attributes.

Attribute	Type	Description	Examples	Stability
ios.app.state	string	This attribute represents the state of the application. [1]	active; inactive; background

[1] ios.app.state: The iOS lifecycle states are defined in the UIApplicationDelegate documentation, and from which the OS terminology column values are derived.

ios.app.state has the following list of well-known values. If one of them applies, then the respective value MUST be used; otherwise, a custom value MAY be used.

Value	Description	Stability
active	The app has become active. Associated with UIKit notification applicationDidBecomeActive.
background	The app is now in the background. This value is associated with UIKit notification applicationDidEnterBackground.
foreground	The app is now in the foreground. This value is associated with UIKit notification applicationWillEnterForeground.
inactive	The app is now inactive. Associated with UIKit notification applicationWillResignActive.
terminate	The app is about to terminate. Associated with UIKit notification applicationWillTerminate.

Deprecated iOS Attributes

The iOS platform on which the iOS application is running.

Attribute	Type	Description	Examples	Stability
ios.state	string	Deprecated. Use the ios.app.state attribute. [2]	active; inactive; background	Replaced by ios.app.state.

[2] ios.state: The iOS lifecycle states are defined in the UIApplicationDelegate documentation, and from which the OS terminology column values are derived.

ios.state has the following list of well-known values. If one of them applies, then the respective value MUST be used; otherwise, a custom value MAY be used.

Value	Description	Stability
active	The app has become active. Associated with UIKit notification applicationDidBecomeActive.
background	The app is now in the background. This value is associated with UIKit notification applicationDidEnterBackground.
foreground	The app is now in the foreground. This value is associated with UIKit notification applicationWillEnterForeground.
inactive	The app is now inactive. Associated with UIKit notification applicationWillResignActive.
terminate	The app is about to terminate. Associated with UIKit notification applicationWillTerminate.