Method onFocus

packages/query-core/src/focusManager.ts:68–73

()

  }

  onFocus(): void {
    const isFocused = this.isFocused()
    this.listeners.forEach((listener) => {
      listener(isFocused)
    })
  }

  isFocused(): boolean {
    if (typeof this.#focused === 'boolean') {