import { type ReactiveStore } from "./reactive";
/** `S2C_HELLO` feature bit: the compositor desktop bus has a live bridge. */
export declare const FEATURE_DESKTOP: number;
export declare const C2S_DESKTOP_SUBSCRIBE = 59;
export declare const C2S_TRAY_EVENT = 60;
export declare const C2S_NOTIFICATION_EVENT = 61;
export declare const S2C_TRAY_UPDATE = 50;
export declare const S2C_TRAY_MENU = 51;
export declare const S2C_NOTIFICATION_UPDATE = 52;
export declare const DESKTOP_MAX_DECOMPRESSED: number;
export declare const DESKTOP_SUBSCRIBE_TRAY: number;
export declare const DESKTOP_SUBSCRIBE_NOTIFICATIONS: number;
export declare const DESKTOP_SUBSCRIBE_ALL: number;
export declare const DESKTOP_UPDATE_RESET: number;
export declare const DESKTOP_UPDATE_SYNC: number;
export declare const DESKTOP_UPDATE_REPLAY: number;
export declare const TRAY_EVENT_ACTIVATE = 0;
export declare const TRAY_EVENT_SECONDARY_ACTIVATE = 1;
export declare const TRAY_EVENT_OPEN_MENU = 2;
export declare const TRAY_EVENT_SCROLL = 3;
export declare const TRAY_EVENT_MENU_ITEM = 4;
export declare const TRAY_EVENT_SCROLL_HORIZONTAL: number;
export declare const NOTIFICATION_EVENT_DEFAULT = 0;
export declare const NOTIFICATION_EVENT_ACTION = 1;
export declare const NOTIFICATION_EVENT_DISMISS = 2;
export declare const TRAY_STATUS_PASSIVE = 0;
export declare const TRAY_STATUS_ACTIVE = 1;
export declare const TRAY_STATUS_NEEDS_ATTENTION = 2;
export declare const TRAY_HAS_MENU: number;
export declare const TRAY_ITEM_IS_MENU: number;
export declare const TRAY_MENU_OK = 0;
export declare const TRAY_MENU_NONE = 1;
export declare const TRAY_MENU_UNAVAILABLE = 2;
export declare const TRAY_MENU_STALE = 3;
export declare const MENU_NODE_VISIBLE: number;
export declare const MENU_NODE_ENABLED: number;
export declare const MENU_NODE_SEPARATOR: number;
export declare const MENU_NODE_SUBMENU: number;
export declare const MENU_NODE_CHECKMARK: number;
export declare const MENU_NODE_RADIO: number;
export declare const NOTIFICATION_RESIDENT: number;
export declare const NOTIFICATION_TRANSIENT: number;
export declare const NOTIFICATION_CLOSED_EXPIRED = 1;
export declare const NOTIFICATION_CLOSED_DISMISSED = 2;
export declare const NOTIFICATION_CLOSED_BY_CALLER = 3;
export declare const NOTIFICATION_CLOSED_UNDEFINED = 4;
export interface DesktopImage {
    width: number;
    height: number;
    png: Uint8Array;
}
export interface TrayItem {
    trayId: number;
    revision: number;
    status: number;
    category: number;
    flags: number;
    appId: string;
    title: string;
    tooltipTitle: string;
    tooltipBody: string;
    icon: DesktopImage;
}
export interface TrayMenuNode {
    id: number;
    parentId: number;
    position: number;
    flags: number;
    toggleState: number;
    label: string;
    icon: DesktopImage;
}
export interface TrayMenu {
    trayId: number;
    trayRevision: number;
    menuRevision: number;
    status: number;
    nodes: readonly TrayMenuNode[];
}
export interface NotificationAction {
    key: string;
    label: string;
}
export interface DesktopNotification {
    notificationId: number;
    revision: number;
    urgency: number;
    flags: number;
    timeoutMs: number;
    appName: string;
    desktopEntry: string;
    summary: string;
    body: string;
    icon: DesktopImage;
    image: DesktopImage;
    actions: readonly NotificationAction[];
}
export type TrayRecord = {
    kind: "upsert";
    item: TrayItem;
} | {
    kind: "delete";
    trayId: number;
};
export type NotificationRecord = {
    kind: "upsert";
    item: DesktopNotification;
} | {
    kind: "delete";
    notificationId: number;
    revision: number;
    reason: number;
};
export declare function parseTrayUpdate(message: Uint8Array): {
    flags: number;
    records: TrayRecord[];
} | null;
export declare function parseNotificationUpdate(message: Uint8Array): {
    flags: number;
    records: NotificationRecord[];
} | null;
export declare function parseTrayMenu(message: Uint8Array): TrayMenu | null;
export declare function buildDesktopSubscribeMessage(flags: number): Uint8Array;
export declare function buildTrayEventMessage(trayId: number, kind: number, menuRevision?: number, value?: number, flags?: number): Uint8Array;
export declare function buildNotificationEventMessage(notificationId: number, revision: number, kind: number, key?: string): Uint8Array;
export declare function buildTrayUpdateMessage(flags: number, records: readonly TrayRecord[]): Uint8Array;
export declare function buildNotificationUpdateMessage(flags: number, records: readonly NotificationRecord[]): Uint8Array;
/** Framework-neutral state and semantic input API for one blit connection. */
export declare class DesktopStore implements ReactiveStore {
    #private;
    get revision(): number;
    subscribe: (listener: () => void) => (() => void);
    get tray(): ReadonlyMap<number, TrayItem>;
    get notifications(): ReadonlyMap<number, DesktopNotification>;
    setSender(sender: ((message: Uint8Array) => void) | null): void;
    onNotificationRaised(listener: (notification: DesktopNotification) => void): () => void;
    onTrayMenu(listener: (menu: TrayMenu) => void): () => void;
    handleTrayUpdate(message: Uint8Array): boolean;
    handleNotificationUpdate(message: Uint8Array): boolean;
    handleTrayMenu(message: Uint8Array): boolean;
    subscribeDesktop(flags?: number): void;
    activate(trayId: number): void;
    secondaryActivate(trayId: number): void;
    openMenu(trayId: number, menuRevision?: number, parentId?: number): void;
    scroll(trayId: number, delta: number, horizontal?: boolean): void;
    clickMenuItem(trayId: number, menuRevision: number, itemId: number): void;
    invokeDefault(notificationId: number, revision: number): void;
    invokeAction(notificationId: number, revision: number, key: string): void;
    dismiss(notificationId: number, revision: number): void;
    reset(): void;
}
//# sourceMappingURL=desktop.d.ts.map