import { AcApContext, AcEdCommand } from '@mlightcad/cad-simple-viewer';
import type { AcUiDockPanel } from '../ui/AcUiDockPanel';
/** Shared interface for layer UI controllers. */
export interface AcUiLayerUiController {
    /** Toggles layer UI from the `layer` CAD command. */
    toggleFromCommand(): void;
    /** Hides or closes layer UI (used by `close-layer-manager` event). */
    hide(): void;
    /** Updates labels after a locale change. */
    refreshLocale(): void;
}
/**
 * Layer UI controller that opens the layers tab in a dock panel.
 */
export declare class AcUiLayerDockController implements AcUiLayerUiController {
    private readonly dockPanel;
    private readonly layersTabId;
    private readonly handleCloseLayerManager;
    /**
     * @param dockPanel - Dock panel hosting the layers tab.
     * @param layersTabId - Tab id registered for the layer list.
     */
    constructor(dockPanel: AcUiDockPanel, layersTabId?: string);
    /** Opens the dock panel and activates the layers tab. */
    toggleFromCommand(): void;
    /** Closes the dock panel. */
    hide(): void;
    /** Refreshes dock panel locale (including tab labels). */
    refreshLocale(): void;
    /** Removes event listeners. */
    destroy(): void;
}
/** Actions invoked by the `layer` command to prepare and open layer UI in the dock. */
export interface AcUiLayerCommandActions {
    /** Ensures the dock panel and layers tab exist before toggling. */
    prepare(): void;
    /** Activates the layers tab in the dock panel. */
    toggle(): void;
}
/** Mutable holder so the `layer` command stays registered while the UI mode switches. */
export declare class AcUiLayerUiControllerHolder implements AcUiLayerUiController {
    /** Active layer UI controller delegate. */
    current?: AcUiLayerUiController;
    toggleFromCommand(): void;
    hide(): void;
    refreshLocale(): void;
}
/**
 * Command that opens the layer manager in the dock panel when it is closed.
 */
export declare class AcApLayerUiCmd extends AcEdCommand {
    private readonly actions;
    /**
     * @param actions - Prepare and toggle callbacks wired by the plugin.
     */
    constructor(actions: AcUiLayerCommandActions);
    /**
     * Ensures the dock panel is ready, then opens or focuses the layers tab.
     *
     * @param _context - Application context (unused).
     */
    execute(_context: AcApContext): Promise<void>;
}
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