Contents

TimeZone.SystemTimeZoneDidChangeMessage

A message the system sends when the system time zone changes.

Declaration

struct SystemTimeZoneDidChangeMessage

Overview

Observe this message with the identifier systemTimeZoneDidChange, or specify its type directly to the addObserver(of:for:using:) method. The Subject of this message type is TimeZone.

This message interoperates with the notification NSSystemTimeZoneDidChange. The system notifies observers of the message when the NotificationCenter posts the notification. Similarly, the system notifies observers of the notification when it posts the message.

Topics

Creating a message for a system time zone change

Accessing message properties