Class DynamicMenuWidget

A menu widget that would recompute its items on update.

Hierarchy

Menu
- DynamicMenuWidget

Index

Constructors

Properties

menu options previousFocusedElement services

Methods

aboutToShow buildSubMenus open preserveFocusedElement restoreFocusedElement runWithPreservedFocusContext undefinedOrMatch updateSubMenus

Constructors

constructor

new DynamicMenuWidget(menu, options, services): DynamicMenuWidget
Parameters
- menu: CompoundMenuNode
- options: BrowserMenuOptions
- services: MenuServices
Returns DynamicMenuWidget
Overrides MenuWidget.constructor
- Defined in packages/core/src/browser/menu/browser-menu-plugin.ts:251

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): void
Parameters
- __namedParameters: {
  previousFocusedElement: undefined | HTMLElement;
  }
  - previousFocusedElement: undefined | HTMLElement
Returns void
- Defined in packages/core/src/browser/menu/browser-menu-plugin.ts:266

`Protected` buildSubMenus

buildSubMenus(parentItems, menu, commands): IItemOptions[]
Parameters
- parentItems: IItemOptions[]
- menu: MenuNode
- commands: MenuCommandRegistry
Returns IItemOptions[]
- Defined in packages/core/src/browser/menu/browser-menu-plugin.ts:295

open

open(x, y, options?, anchor?): void
Parameters
- x: number
- y: number
- Optional options: IOpenOptions
- Optional anchor: HTMLElement
Returns void
Overrides MenuWidget.open
- Defined in packages/core/src/browser/menu/browser-menu-plugin.ts:275

`Protected` preserveFocusedElement

preserveFocusedElement(previousFocusedElement?): boolean
Parameters
- previousFocusedElement: null | Element = document.activeElement
Returns boolean
- Defined in packages/core/src/browser/menu/browser-menu-plugin.ts:334

`Protected` restoreFocusedElement

restoreFocusedElement(): boolean
Returns boolean
- Defined in packages/core/src/browser/menu/browser-menu-plugin.ts:342

`Protected` runWithPreservedFocusContext

runWithPreservedFocusContext(what): void
Parameters
- what: (() => void)
  - - (): void
    - Returns void
Returns void
- Defined in packages/core/src/browser/menu/browser-menu-plugin.ts:351

`Protected` undefinedOrMatch

undefinedOrMatch(contextKeyService, expression?, context?): boolean
Parameters
- contextKeyService: ContextMatcher
- Optional expression: string
- Optional context: HTMLElement
Returns boolean
- Defined in packages/core/src/browser/menu/browser-menu-plugin.ts:329

`Protected` updateSubMenus

updateSubMenus(parent, menu, commands): void
Parameters
- parent: Menu
- menu: CompoundMenuNode
- commands: MenuCommandRegistry
Returns void
- Defined in packages/core/src/browser/menu/browser-menu-plugin.ts:285