import { AcApDocManager } from '@mlightcad/cad-simple-viewer';
import type { AcUiI18n } from '../i18n';
/** Sort direction for the layer name column. */
export type AcUiLayerNameSortOrder = 'none' | 'asc' | 'desc';
/** Constructor options for {@link AcUiLayerListView}. */
export interface AcUiLayerListViewOptions {
    /** Document manager used to resolve the active document's layer store. */
    editor: AcApDocManager;
    /** i18n helper for panel labels. */
    i18n: AcUiI18n;
    /** Viewer host used for theme CSS variables and color picker. */
    host: HTMLElement;
    /** When true, renders a title header above the table. */
    showHeader?: boolean;
}
/**
 * Reusable layer table view (name, visibility, color).
 *
 * Used in dock panel tabs (for example the layers tab).
 */
export declare class AcUiLayerListView {
    /** Root element containing optional header and table. */
    readonly element: HTMLDivElement;
    /** Layer table body receiving row nodes. */
    private tbody;
    /** Header checkbox toggling all layers on/off. */
    private masterCheckbox;
    /** Panel title label element when {@link showHeader} is true. */
    private titleEl?;
    /** Name column header cell. */
    private nameHeaderEl;
    /** Name column header label text. */
    private nameHeaderLabelEl;
    /** Name column sort indicator. */
    private nameSortIndicatorEl;
    /** On column header label. */
    private onLabelEl;
    /** Color column header cell. */
    private colorHeaderEl;
    /** Document manager whose active document supplies layer data. */
    private readonly editor;
    /** Layer store currently subscribed for change notifications. */
    private subscribedLayerStore?;
    /** i18n helper for labels and toasts. */
    private readonly i18n;
    /** Viewer host reference. */
    private readonly host;
    /** Whether a title header is rendered above the table. */
    private readonly showHeader;
    /** Current sort direction for the name column. */
    private nameSortOrder;
    /**
     * @param options - Editor, i18n, host, and display options.
     */
    constructor(options: AcUiLayerListViewOptions);
    /** Layer store for the active document, when one is open. */
    private get activeLayerStore();
    /** Subscribes to the active document's layer store after document switches. */
    private bindToActiveDocument;
    private handleDocumentActivated;
    /** Updates header labels after a locale change. */
    refreshLocale(): void;
    /** Cycles name-column sort: none → ascending → descending → none. */
    private cycleNameSortOrder;
    /** Syncs name-header aria/title/indicator with {@link nameSortOrder}. */
    private updateNameSortHeader;
    /**
     * Returns layers ordered by the current name sort setting.
     *
     * @param layers - Layer snapshots from the store.
     */
    private getSortedLayers;
    /** Removes event listeners. Does not remove DOM (caller owns mount point). */
    destroy(): void;
    /** Rebuilds table body rows when {@link AcApLayerStore} data changes. */
    private handleLayersChanged;
    /** Rebuilds table body rows from {@link AcApLayerStore} data. */
    private renderRows;
    /**
     * Creates a table row for one layer.
     *
     * @param layer - Layer snapshot to display.
     * @param currentLayer - Name of the current drawing layer (`CLAYER`).
     */
    private createRow;
    /**
     * Shows a short-lived toast message at the top of the viewport.
     *
     * @param message - Text to display.
     */
    private showToast;
}
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