import { Container } from '@earendil-works/pi-tui';
/** Rebuilds width-derived children only when state or the received render width changes. */
export declare abstract class WidthAwareContainer extends Container {
    private builtWidth;
    protected get renderWidth(): number;
    protected rebuild(): void;
    protected abstract rebuildForWidth(width: number): void;
    render(width: number): string[];
}
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