import { AcApContext } from '../../app';
import { AcEdCommand } from '../../editor';
/**
 * AutoCAD-like `LAYULK` command.
 *
 * The command repeatedly asks the user to pick an entity and unlocks the
 * corresponding layer. It intentionally works by selection instead of layer
 * name entry, matching AutoCAD's `LAYULK` workflow.
 */
export declare class AcApLayerUnlockCmd extends AcEdCommand {
    /**
     * Creates a write-enabled `LAYULK` command instance.
     */
    constructor();
    /**
     * Runs the interactive unlock-layer workflow until the user cancels.
     *
     * @param context - Active application context used to read and update the current drawing.
     * @returns Resolves when the command loop ends.
     */
    execute(context: AcApContext): Promise<void>;
    /**
     * Prompts for one entity whose layer should be unlocked.
     *
     * @returns Picked entity identifier, or `undefined` when the user cancels.
     */
    private promptSelection;
    /**
     * Sets or clears the locked bit in `standardFlags`.
     *
     * @param layer - Target layer table record.
     * @param locked - `true` to lock, `false` to unlock.
     */
    private setLayerLocked;
    /**
     * Resolves the picked entity's layer and unlocks it when needed.
     *
     * @param context - Active application context containing the current database and view.
     * @param objectId - Identifier of the entity selected by the user.
     */
    private unlockEntityLayer;
    /**
     * Sends a localized status message through the command-line output.
     *
     * @param message - Text to display to the user.
     * @param type - Visual severity mapped to command-line message styles.
     */
    private notify;
}
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