HyperTalk Reference
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openBackground
openBackground
on openBackground
statements
end openBackground
openBackground message to the current card just after a user (or script) goes to a card whose background differs from the background of the most recent card. Placeholders
statementsAny return-separated list of built-in commands, user-defined handlers, or keywords that are part of a message or function handler.
put "Hello world" -- built-in command
get total(field 1) -- function call
global HelpInfo -- keyword
Related Topics
- closeBackground
- deleteBackground
- Message sending orders
- newBackground
- Where messages are sent initially
System messages
openBackground
