Class ElementStyleObserver

constructor

• new ElementStyleObserver(
      target: any,
      callback: any,
      options?: {},
  ): ElementStyleObserver

• Parameters

  • target: any
  • callback: any
  • options: {} = {}

  Returns ElementStyleObserver

callback

options

properties

target

Staticall

Staticproperties

propertyNames

• get propertyNames(): string[]

• Get the names of all properties currently being observed

  Returns string[]

handleEvent

• handleEvent(event: any): Promise<void>

• Parameters

  • event: any

  Returns Promise<void>

observe

• observe(properties: string | string[]): void

• Observe the target for changes to one or more CSS properties

  Parameters

  • properties: string | string[]

  Returns void

resolveOptions

• resolveOptions(options: any): any

• Parameters

  • options: any

  Returns any

unobserve

• unobserve(properties?: string | string[]): void

• Stop observing a target for changes to one or more CSS properties.

  Parameters

  • Optionalproperties: string | string[]

    Properties to stop observing. Defaults to all observed properties.

  Returns void

updateTransition

• updateTransition(__namedParameters?: {}): void

• Parameters

  • __namedParameters: {} = {}

  Returns void

updateTransitionProperties

• updateTransitionProperties(): void

• Update the transition property to include all observed properties

  Returns void