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Dom-Strategy.md

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DomStrategy

DomStrategy is a class exposed by @abp/ng.core package. Its instances define how an element will be attached to the DOM and are consumed by other classes such as LoadingStrategy.

API

constructor

constructor(
  public target?: HTMLElement,
  public position?: InsertPosition
)
  • target is an HTMLElement (default: document.head).
  • position defines where the created element will be placed. All possible values of position can be found here (default: 'beforeend').

insertElement

insertElement(element: HTMLElement): void

This method inserts given element to target based on the position.

Predefined Dom Strategies

Predefined dom strategies are accessible via DOM_STRATEGY constant.

AppendToBody

DOM_STRATEGY.AppendToBody()

insertElement will place the given element at the end of <body>.

AppendToHead

DOM_STRATEGY.AppendToHead()

insertElement will place the given element at the end of <head>.

PrependToHead

DOM_STRATEGY.PrependToHead()

insertElement will place the given element at the beginning of <head>.

AfterElement

DOM_STRATEGY.AfterElement(target: HTMLElement)

insertElement will place the given element after (as a sibling to) the target.

BeforeElement

DOM_STRATEGY.BeforeElement(target: HTMLElement)

insertElement will place the given element before (as a sibling to) the target.

See Also