import type { Bounds } from "../platform/ports";
/**
 * Applies transient shell-owned offsets to hosted web contents without mutating
 * their logical bounds. Used by the docked keyboard to lift the full scene.
 */
export declare class PresentationController {
    private viewLift;
    setViewLift(nextLift: number): boolean;
    getViewLift(): number;
    applyToBounds(bounds: Bounds): Bounds;
}
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