import { Editor, Loader, type LoaderIndicatorOptions, type TUI } from "@earendil-works/pi-tui";
/** Streaming status rendered inside an editor's top border. Mirrors Pi's
 *  `WorkingStatusIndicator`: braille frames at 80 ms, plus the same
 *  `renderInBorder` projections `CustomEditor` uses to place them. */
export declare class BorderWorkingIndicator extends Loader {
    constructor(ui: TUI, colorFn: (text: string) => string, message?: string, indicator?: LoaderIndicatorOptions);
    renderInBorder(width: number): string;
    renderSpinnerInBorder(width: number): string;
}
/** Editor that carries the streaming status in its top border, the way Pi's
 *  `CustomEditor` does when `embedWorkingStatus` is on. Pi's host owns the
 *  default editor and opts in there; the Fabric preview owns this editor, so it
 *  opts in by construction. Placement rules (full status, spinner-only when it
 *  cannot fit, and the `↑ N more` scroll label) match Pi's border exactly, and
 *  the status is painted with the editor's own border color — the thinking-level
 *  color, as Pi's embedded indicator is. */
export declare class BorderStatusEditor extends Editor {
    private workingStatusIndicator;
    /** Render-time label; width includes its padding. No extra editor rows. */
    topBorderBadge: ((width: number) => string) | undefined;
    setWorkingStatusIndicator(indicator: BorderWorkingIndicator | undefined): void;
    protected renderTopBorder(width: number, hiddenLineCount: number): string;
    private renderStatusTopBorder;
}
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