如何检测Flutter Web中的鼠标滚轮滚动? [英] How to detect mouse wheel scrolling in flutter web?

问题描述

如何在颤动网络中检测鼠标滚轮滚动?好像是在手势检测器中，但我在那看不到它.列表视图如何检测鼠标滚动?

How can you detect mouse wheel scroll in flutter web? It seems like it would be in a gesture detector but I don't see it in there. How do list views detect mouse scroll?

推荐答案

用 PointerScrollEvent :

Listener(
  onPointerSignal: (pointerSignal){
    if(pointerSignal is PointerScrollEvent){
      // do something when scrolled
      print('Scrolled');
    }
  },
  child: ... //your scrollview here
)

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