Method removeEvent

packages/plugin-a11y/lib/A11ySystem.ts:367–377

(changed: ComponentChanged)

  }

  removeEvent(changed: ComponentChanged) {
    const { gameObject } = changed;
    const a11y = gameObject.getComponent(A11y) as A11y;
    if (!a11y) return;
    const event = changed.component;
    if (!event) return;
    const { a11yId } = a11y;
    const func = this.eventCache.get(a11yId);
    const element = this.cache.get(a11yId);
    element && element.removeEventListener('click', func);
  }

  /**
   * 设置无障碍属性标签