Class CachedDataSource<T>

StaticEMPTY

dataSource

• get dataSource(): DataSource<T>

• Returns DataSource<T>

length

• get length(): number

• Returns number

• set length(length): void

• Parameters

  • length: number

  Returns void

source

• get source(): any

• Returns any

addEventListener

• addEventListener(type, listener): void

• Parameters

  • type: string
  • listener: AnyFunction

  Returns void

fireListeners

• fireListeners(type, ...args): any

• Fires all registered listeners

  Parameters

  • type: string

    The type of the listeners to fire.
  • Rest...args: any[]

    fire arguments

  Returns any

  the result of the last listener

get

• get(index): MaybePromiseOrUndef<T>

• Parameters

  • index: number

  Returns MaybePromiseOrUndef<T>

getField

• getField<F>(index, field): any

• Type Parameters

  • F extends
        | string
        | number
        | symbol
        | FieldGetter<T>
        | FieldAssessor<T>

  Parameters

  • index: number
  • field: F

  Returns any

hasField

• hasField(index, field): boolean

• Parameters

  • index: number
  • field: FieldDef<T>

  Returns boolean

hasListeners

• hasListeners(type): boolean

• Parameters

  • type: string

  Returns boolean

listen

• listen(type, listener): number

• Adds an event listener.

  Parameters

  • type: string

    The event type id.
  • listener: AnyFunction

    Callback method.

  Returns number

  unique id for the listener.

removeEventListener

• removeEventListener(type, listener): void

• Parameters

  • type: string
  • listener: AnyFunction

  Returns void

setField

• setField<F>(index, field, value): MaybePromise<boolean>

• Type Parameters

  • F extends
        | string
        | number
        | symbol
        | FieldGetter<T>
        | FieldAssessor<T>

  Parameters

  • index: number
  • field: F
  • value: any

  Returns MaybePromise<boolean>

sort

• sort(field, order): MaybePromise<void>

• Parameters

  • field: FieldDef<T>
  • order: "desc" | "asc"

  Returns MaybePromise<void>

unlisten

• unlisten(id): void

• Removes an event listener which was added with listen() by the id returned by listen().

  Parameters

  • id: number

    the id returned by listen().

  Returns void