katanakit-js / useOnVisibilityChange

Function: useOnVisibilityChange()

function useOnVisibilityChange(callback): () => void;

Defined in: src/infrastructure/viewport/viewport.service.ts:333

Registers a callback for document visibility changes.

Parameters

Parameter	Type	Description
callback	(isVisible) => void	Called with true when visible, false when hidden.

Returns

A cleanup function that removes the listener.

() => void

Example

const off = useOnVisibilityChange((visible) => {
  if (visible) resumePolling();
  else pausePolling();
});