import type { ReactiveController, ReactiveControllerHost } from 'lit';
export interface KeyBinding {
    key: string;
    ctrl?: boolean;
    shift?: boolean;
    alt?: boolean;
    meta?: boolean;
    handler: (event: KeyboardEvent) => void;
}
/**
 * KeyboardController — manages keyboard shortcuts and key bindings.
 *
 * Used in: loquix-prompt-input (Enter to submit), loquix-chat-container (global shortcuts)
 */
export declare class KeyboardController implements ReactiveController {
    private host;
    private _bindings;
    private _target;
    constructor(host: ReactiveControllerHost & HTMLElement);
    hostConnected(): void;
    hostDisconnected(): void;
    /** Attach keyboard listener to a specific element */
    attach(target: HTMLElement): void;
    detach(): void;
    /** Register a key binding */
    addBinding(binding: KeyBinding): void;
    /** Remove a key binding by key */
    removeBinding(key: string): void;
    /** Clear all bindings */
    clearBindings(): void;
    private _onKeyDown;
    private _matchesBinding;
}
//# sourceMappingURL=keyboard.controller.d.ts.map