Class DynamicMenuWidget

A menu widget that would recompute its items on update.

Hierarchy

Menu
- DynamicMenuWidget

Index

Constructors

constructor

Properties

Methods

Constructors

constructor

new DynamicMenuWidget(menu: CompoundMenuNode, options: BrowserMenuOptions, services: MenuServices): DynamicMenuWidget

Overrides MenuWidget.constructor
- Defined in packages/core/src/browser/menu/browser-menu-plugin.ts:245
Parameters
- menu: CompoundMenuNode
- options: BrowserMenuOptions
- services: MenuServices
Returns DynamicMenuWidget

Properties

Protected menu

menu: CompoundMenuNode

Protected options

options: BrowserMenuOptions

Protected previousFocusedElement

previousFocusedElement: undefined | HTMLElement

We want to restore the focus after the menu closes.

Protected services

services: MenuServices

Methods

aboutToShow

aboutToShow(__namedParameters: { previousFocusedElement: undefined | HTMLElement }): void

- Defined in packages/core/src/browser/menu/browser-menu-plugin.ts:260
Parameters
- __namedParameters: { previousFocusedElement: undefined | HTMLElement }
  - previousFocusedElement: undefined | HTMLElement
Returns void

Protected buildSubMenus

buildSubMenus(parentItems: IItemOptions[], menu: MenuNode, commands: MenuCommandRegistry): IItemOptions[]

- Defined in packages/core/src/browser/menu/browser-menu-plugin.ts:289
Parameters
- parentItems: IItemOptions[]
- menu: MenuNode
- commands: MenuCommandRegistry
Returns IItemOptions[]

open

open(x: number, y: number, options?: IOpenOptions): void

Overrides MenuWidget.open
- Defined in packages/core/src/browser/menu/browser-menu-plugin.ts:269
Parameters
- x: number
- y: number
- Optional options: IOpenOptions
Returns void

Protected preserveFocusedElement

preserveFocusedElement(previousFocusedElement?: null | Element): boolean

- Defined in packages/core/src/browser/menu/browser-menu-plugin.ts:328
Parameters
- previousFocusedElement: null | Element = document.activeElement
Returns boolean

Protected restoreFocusedElement

restoreFocusedElement(): boolean

- Defined in packages/core/src/browser/menu/browser-menu-plugin.ts:336
Returns boolean

Protected runWithPreservedFocusContext

runWithPreservedFocusContext(what: (() => void)): void

- Defined in packages/core/src/browser/menu/browser-menu-plugin.ts:345
Parameters
- what: (() => void)
  - - (): void
    - Returns void
Returns void

Protected undefinedOrMatch

undefinedOrMatch(contextKeyService: ContextMatcher, expression?: string, context?: HTMLElement): boolean

- Defined in packages/core/src/browser/menu/browser-menu-plugin.ts:323
Parameters
- contextKeyService: ContextMatcher
- Optional expression: string
- Optional context: HTMLElement
Returns boolean

Protected updateSubMenus

updateSubMenus(parent: Menu, menu: CompoundMenuNode, commands: MenuCommandRegistry): void

- Defined in packages/core/src/browser/menu/browser-menu-plugin.ts:279
Parameters
- parent: Menu
- menu: CompoundMenuNode
- commands: MenuCommandRegistry
Returns void