import { BasicExtension, PrismEditor } from '../../types.js';
/**
 * Hotkey where the data parameter is an editor.
 */
export type EditorHotkey<T extends {} = {}> = Hotkey<PrismEditor<T>>;
/**
 * Hotkeys are functions that are called when a specific key is pressed. When given data
 * and a keyboard event, it first checks if the side-effect should be performed with the
 * current state and event. If yes, `true` should be returned to signal the event was
 * handled.
 */
export type Hotkey<T> = (data: T, e: KeyboardEvent, key: string) => void | boolean;
/** Object mapping keys to buckets of hotkeys. */
export type HotkeyMap<T> = Partial<Record<string, (Set<Hotkey<T>> | undefined)[]>>;
export type HotkeySequenceOptions = {
    /** Maximum number of milliseconds allowed between steps. @default 2000 */
    timeout?: number;
    /**
     * Precedence of the handler that starts the sequence.
     * @default 2
     */
    precedence?: number;
    /**
     * Whether or not to call `preventDefault()` when the sequence is advanced. This does
     * not apply to the final step where the return value of the command dictates whether
     * `preventDefault()` is called.
     * @default true
     */
    preventDefault?: boolean;
};
export interface EditHistory extends BasicExtension {
    /** Clears the history stack. */
    clear(): void;
    /**
     * Sets the active entry relative to the current entry.
     *
     * @param offset The position you want to move to relative to the current entry.
     *
     * `EditHistory.go(-1)` would be equivalent to an undo while `EditHistory.go(1)` would
     * be equivalent to a redo.
     *
     * If there's no entry at the specified offset, the call does nothing.
     */
    go(offset: number): void;
    /**
     * Returns whether or not there exists a history entry at the specified offset relative
     * to the current entry.
     *
     * This method can be used to determine whether a call to {@link EditHistory.go} with the
     * same offset will succeed or do nothing.
     */
    has(offset: number): boolean;
}