Gui:EventSignal

Compile a typed function.

Input-event callback. Return nonzero when the event is handled, or 0 to allow further processing.

Syntax

[<name:id>] "(" <parameters:raw> ")" "->" <result:qualified-id> [<body:block>]

Example

fn add(a:i64, b:i64) -> i64 { return a + b }

Arguments

• —
• : —
• body — Statements in braces. return supplies the result.
• parameters — Comma-separated name:type pairs; leave empty for no parameters.
• result — Return type; use void when no value is returned.