import type { ViewModel } from '../state/view-model.type.js';
/** @purpose Props for the ColumnView component — dashboard ViewModel. */
export type ColumnViewProps = {
    /** @purpose Dashboard ViewModel containing columns data. */
    viewModel: ViewModel;
    /** @purpose Max rows per column for terminal height adaptation. */
    maxRows?: number;
};
/**
 * @purpose Dashboard view that renders provider columns horizontally.
 * @invariant Empty columns → "No active sessions." message (degradation per spec).
 * @param props Component properties from ColumnViewProps.
 */
export declare function ColumnView(props: ColumnViewProps): import("react/jsx-runtime").JSX.Element;