class ElementBuildermethod

onBeforeRender()

Handles the BeforeRender event, emitted before the element is rendered for the first time.

onBeforeRender(handle: string | ViewBuilderEventHandler<TView>): this;

Parameters

• handle — The function to call, or name of the event to emit instead.

Related

• class ElementBuilder abstractstatic
  An abstract base class for UI element builders.
• on()
  Adds an event handler to all instances of the UI element.