import { MenuBar, Menu as MenuWidget, Widget } from '@phosphor/widgets';
import { CommandRegistry as PhosphorCommandRegistry } from '@phosphor/commands';
import { CommandRegistry, DisposableCollection, Disposable, MenuModelRegistry, MenuPath, MenuNode, MenuCommandExecutor, CompoundMenuNode, CommandMenuNode } from '../../common';
import { KeybindingRegistry } from '../keybinding';
import { FrontendApplication } from '../frontend-application';
import { FrontendApplicationContribution } from '../frontend-application-contribution';
import { ContextKeyService, ContextMatcher } from '../context-key-service';
import { ContextMenuContext } from './context-menu-context';
import { ApplicationShell } from '../shell';
import { CorePreferences } from '../core-preferences';
import { PreferenceService } from '../preferences/preference-service';
export declare abstract class MenuBarWidget extends MenuBar {
    abstract activateMenu(label: string, ...labels: string[]): Promise<MenuWidget>;
    abstract triggerMenuItem(label: string, ...labels: string[]): Promise<MenuWidget.IItem>;
}
export interface BrowserMenuOptions extends MenuWidget.IOptions {
    commands: MenuCommandRegistry;
    context?: HTMLElement;
    contextKeyService?: ContextMatcher;
    rootMenuPath: MenuPath;
}
export declare class BrowserMainMenuFactory implements MenuWidgetFactory {
    protected readonly contextKeyService: ContextKeyService;
    protected readonly context: ContextMenuContext;
    protected readonly commandRegistry: CommandRegistry;
    protected readonly menuCommandExecutor: MenuCommandExecutor;
    protected readonly corePreferences: CorePreferences;
    protected readonly keybindingRegistry: KeybindingRegistry;
    protected readonly menuProvider: MenuModelRegistry;
    createMenuBar(): MenuBarWidget;
    protected showMenuBar(menuBar: DynamicMenuBarWidget, preference: string | undefined): void;
    protected fillMenuBar(menuBar: MenuBarWidget): void;
    createContextMenu(path: MenuPath, args?: unknown[], context?: HTMLElement, contextKeyService?: ContextMatcher, skipSingleRootNode?: boolean): MenuWidget;
    createMenuWidget(menu: CompoundMenuNode, options: BrowserMenuOptions): DynamicMenuWidget;
    protected createMenuCommandRegistry(menu: CompoundMenuNode, args?: unknown[]): MenuCommandRegistry;
    protected registerMenu(menuCommandRegistry: MenuCommandRegistry, menu: MenuNode, args: unknown[]): void;
    protected get services(): MenuServices;
}
export declare class DynamicMenuBarWidget extends MenuBarWidget {
    /**
     * We want to restore the focus after the menu closes.
     */
    protected previousFocusedElement: HTMLElement | undefined;
    constructor();
    activateMenu(label: string, ...labels: string[]): Promise<MenuWidget>;
    triggerMenuItem(label: string, ...labels: string[]): Promise<MenuWidget.IItem>;
}
export declare class MenuServices {
    readonly commandRegistry: CommandRegistry;
    readonly keybindingRegistry: KeybindingRegistry;
    readonly contextKeyService: ContextKeyService;
    readonly context: ContextMenuContext;
    readonly menuWidgetFactory: MenuWidgetFactory;
    readonly commandExecutor: MenuCommandExecutor;
}
export interface MenuWidgetFactory {
    createMenuWidget(menu: MenuNode & Required<Pick<MenuNode, 'children'>>, options: BrowserMenuOptions): MenuWidget;
}
/**
 * A menu widget that would recompute its items on update.
 */
export declare class DynamicMenuWidget extends MenuWidget {
    protected menu: CompoundMenuNode;
    protected options: BrowserMenuOptions;
    protected services: MenuServices;
    /**
     * We want to restore the focus after the menu closes.
     */
    protected previousFocusedElement: HTMLElement | undefined;
    constructor(menu: CompoundMenuNode, options: BrowserMenuOptions, services: MenuServices);
    aboutToShow({ previousFocusedElement }: {
        previousFocusedElement: HTMLElement | undefined;
    }): void;
    open(x: number, y: number, options?: MenuWidget.IOpenOptions): void;
    protected updateSubMenus(parent: MenuWidget, menu: CompoundMenuNode, commands: MenuCommandRegistry): void;
    protected buildSubMenus(parentItems: MenuWidget.IItemOptions[], menu: MenuNode, commands: MenuCommandRegistry): MenuWidget.IItemOptions[];
    protected undefinedOrMatch(contextKeyService: ContextMatcher, expression?: string, context?: HTMLElement): boolean;
    protected preserveFocusedElement(previousFocusedElement?: Element | null): boolean;
    protected restoreFocusedElement(): boolean;
    protected runWithPreservedFocusContext(what: () => void): void;
}
export declare class BrowserMenuBarContribution implements FrontendApplicationContribution {
    protected readonly factory: BrowserMainMenuFactory;
    protected readonly shell: ApplicationShell;
    protected readonly preferenceService: PreferenceService;
    constructor(factory: BrowserMainMenuFactory);
    onStart(app: FrontendApplication): void;
    get menuBar(): MenuBarWidget | undefined;
    protected appendMenu(shell: ApplicationShell): void;
    protected createLogo(): Widget;
}
/**
 * Stores Theia-specific action menu nodes instead of PhosphorJS commands with their handlers.
 */
export declare class MenuCommandRegistry extends PhosphorCommandRegistry {
    protected services: MenuServices;
    protected actions: Map<string, [import("../../common").MenuNodeMetadata & import("../../common").MenuNodeRenderingData & Partial<CompoundMenuNode> & Partial<CommandMenuNode> & Partial<import("../../common").AlternativeHandlerMenuNode> & CommandMenuNode, unknown[]]>;
    protected toDispose: DisposableCollection;
    constructor(services: MenuServices);
    registerActionMenu(menu: MenuNode & CommandMenuNode, args: unknown[]): void;
    snapshot(menuPath: MenuPath): this;
    protected registerCommand(menu: MenuNode & CommandMenuNode, args: unknown[], menuPath: MenuPath): Disposable;
}
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