Macro region_id 

macro_rules! region_id {
    ($name:ident, [$first:ident, $($rest:ident),+ $(,)?]) => { ... };
}

Creates a region ID enum starting from 0.

This macro generates an enum with the specified name and variants, implementing the WidgetId trait. It calls region_id_with_start! with a start value of 0.

Usage

use matrix_gui::region_id;
use matrix_gui::prelude::*;

region_id!(Button, [Ok, Cancel, Reset]);

This will generate a Button enum with variants Ok, Cancel, and Reset starting from 0.