import { EventEmitter } from '../../stencil-public-runtime';
import type { NavChromeStyle } from '../../shell/nav-chrome';
import type { PanelToolsToolId } from '../PanelTools/panel-tools-types';
import type { BreadcrumbSelectDetail } from '../Breadcrumb/breadcrumb-types';
import { type ShellGradientPreset } from '../../shell/shell-gradient-presets';
import { type MobileDestination, type ShellResponsiveMode } from '../../shell/shell-responsive';
import type { PanelNavUserActionDetail } from '../PanelNav/panel-nav-types';
import type { ShellAppComposition, ShellNavigationConfig, ShellPageChromeConfig, ShellToolsConfig } from './shell-app-types';
import type { PaperTextureConfig } from '../PaperTexture/paper-texture-types';
export declare class ShellApp {
    private static readonly FOREGROUND_REFRESH_MS;
    /** Managed renders the complete responsive chrome; slotted exposes the advanced composition. */
    composition: ShellAppComposition;
    /** Router-owned navigation data used by managed composition. */
    navigation: ShellNavigationConfig;
    /** Route-owned page title and section data used by managed composition. */
    pageChrome: ShellPageChromeConfig;
    /** Product-owned global tool definitions used by managed composition. */
    tools: ShellToolsConfig;
    /** Chrome style propagated to slotted `ds-panel-nav` and `ds-bar-nav`. */
    navStyle: NavChromeStyle;
    /**
     * Shell chrome wash preset. `none` renders solid chrome; the remaining
     * presets use token-based washes that adapt to the active color theme.
     */
    gradientPreset: ShellGradientPreset;
    /** Optional decorative Paper Design texture layered above the shell wash. */
    paperTexture?: PaperTextureConfig;
    /** When `true` (default), registers global shell keyboard shortcuts. `[` toggles panel nav; `]` closes tools; K, A, S, M, N, and / toggle tool drawers. Modifiers are ignored so browser chords like ⌘N stay native. */
    shortcutsEnabled: boolean;
    /** Controlled mobile surface shown above the persistent bottom bar. */
    mobileDestination: MobileDestination;
    /** Controlled full-stage Mobile Sheet Nav state. */
    mobileSheetNavOpen: boolean;
    /** Emitted after crossing the fixed 768px or 1200px shell boundaries. */
    dsResponsiveModeChange: EventEmitter<{
        mode: ShellResponsiveMode;
    }>;
    /** Managed primary-navigation intent; the application router performs navigation. */
    dsNavSelect: EventEmitter<string>;
    /** Managed desktop BarNav or mobile section-selection intent. */
    dsTabChange: EventEmitter<string>;
    /** Managed page-subsection intent from BarTitle or MobileHeader. */
    dsSubsectionChange: EventEmitter<string>;
    /** Managed page-level Back intent. */
    dsPageBack: EventEmitter<MouseEvent>;
    /** Managed breadcrumb intent from BarTitle. */
    dsBreadcrumbSelect: EventEmitter<BreadcrumbSelectDetail>;
    /** Managed page action intent from BarTitle. */
    dsPageAction: EventEmitter<string>;
    /** Managed tools selection state. */
    dsToolChange: EventEmitter<{
        id: PanelToolsToolId;
        selected: boolean;
    }>;
    /** Managed tool-header Back intent. */
    dsHeaderBack: EventEmitter<{
        tool: PanelToolsToolId;
    }>;
    /** Managed tool-header action intent. */
    dsHeaderAction: EventEmitter<{
        tool: PanelToolsToolId;
        id: string;
    }>;
    /** Managed drawer/fullscreen presentation state. */
    dsPresentationChange: EventEmitter<{
        presentation: 'drawer' | 'fullscreen';
    }>;
    /** Managed mobile Dashboard/Settings browsing intent. */
    dsBrowseContextChange: EventEmitter<NavChromeStyle>;
    /** Managed account-footer action intent. */
    dsNavFooterAction: EventEmitter<void>;
    /** Managed user/account trigger intent. */
    dsNavUserAction: EventEmitter<PanelNavUserActionDetail>;
    el: HTMLElement;
    private toolsFullscreen;
    private resolvedMode;
    private managedToolsOpen;
    private managedActiveTool;
    private managedToolPresentation;
    private managedMobileDestination;
    private managedMobileSheetNavOpen;
    private managedInboxTool;
    private managedBrowseContext;
    private resizeObserver;
    private hasLoaded;
    private foregroundRefreshTimer;
    private readonly panelNavTransition;
    private readonly chromeSyncCoalescer;
    private panelWidthTokens;
    private cachedViewportWidth;
    private cachedViewportHeight;
    private onWindowResize;
    private onVisualViewportChange;
    private get managed();
    private get effectiveMobileDestination();
    private get effectiveMobileSheetNavOpen();
    private get resolvedNavigationGroups();
    private get resolvedToolItems();
    private get availableInboxTools();
    componentWillLoad(): void;
    componentDidLoad(): void;
    handleToolsPresentation(event: CustomEvent<{
        presentation?: string;
    }>): void;
    disconnectedCallback(): void;
    onShellPropsChange(): void;
    handleNavigationChange(): void;
    handleToolsChange(): void;
    onMobileStateChange(_next: unknown, previous: unknown): void;
    private updateResponsiveMode;
    private onChromeTransitionStart;
    private onChromeTransitionEnd;
    /** Coalesce ResizeObserver bursts to one layout read per frame. */
    private scheduleChromeSync;
    private syncSlottedNavStyle;
    private syncSlottedMobileState;
    private connectMetricsObserver;
    private connectViewportListeners;
    private disconnectViewportListeners;
    private connectPageLifecycleListeners;
    private disconnectPageLifecycleListeners;
    private onDocumentVisibilityChange;
    private onPageShow;
    private cancelForegroundRefresh;
    private refreshAfterForegroundRestore;
    private cachePanelWidthTokens;
    private applyGradientVars;
    private clearGradientPaintVars;
    /** Panel/bar wash offsets for scroll fades and badge rings. */
    private syncChromeLayoutVars;
    private resolvePanelWidthPx;
    /** Fixed-attachment wash/grid size — always the viewport, never the shell element box. */
    private resolveViewportDimensions;
    private chromeLayerActive;
    private gradientLayerActive;
    private paperTextureLayerActive;
    handleWindowKeyDown(e: KeyboardEvent): void;
    /** Open or toggle a managed global tool from application-owned UI. */
    activateTool(id: PanelToolsToolId): Promise<void>;
    /** Close whichever managed global surface is currently visible. */
    closeGlobalSurface(): Promise<void>;
    /** Request drawer or fullscreen presentation for the active managed tool. */
    setToolPresentation(presentation: 'drawer' | 'fullscreen'): Promise<void>;
    private handleManagedNavSelect;
    private handleManagedTabChange;
    private handleManagedPageBack;
    private handleManagedBreadcrumbSelect;
    private handleManagedSubsectionChange;
    private handleManagedPageAction;
    private handleManagedToolChange;
    private handleManagedPresentationChange;
    private handleManagedHeaderBack;
    private handleManagedHeaderAction;
    private handleManagedSheetToggle;
    private activateManagedMobileTool;
    private handleManagedMobileDestination;
    private handleManagedAreaSelect;
    private handleManagedBrowseContext;
    private handleManagedSheetClose;
    private handleManagedNavFooterAction;
    private handleManagedNavUserAction;
    private get currentArea();
    private toolDot;
    private syncChrome;
    private syncPaperTextureLayout;
    private renderPaperTexture;
    private renderManagedPanelNav;
    private renderManagedBarNav;
    private renderManagedToolSlots;
    private renderManagedTools;
    private renderManagedMobileSheetNav;
    private renderManagedMobileBarNav;
    private renderManagedMobileLeading;
    private renderManagedMobileActions;
    private renderManagedPage;
    private renderSlottedShell;
    render(): any;
}
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