如何获得鼠标滚轮的垂直滚动速率 [英] How can I get the mouse wheel vertical scroll rate

问题描述

我目前正在开发一个自定义控件，并且为了实现垂直滚动，我希望能够获取已配置的垂直滚动速率(

I'm currently developping a custom control, and, to implement vertical scrolling, I want to be able to fetch the configured vertical scroll rate (described here). I would use this setting to move the control by [X] number of lines.

推荐答案

您可以从

检索垂直鼠标滚轮时要滚动的行数 被移动了. pvParam参数必须指向一个UINT变量，该变量应 接收行数.默认值为3.

Retrieves the number of lines to scroll when the vertical mouse wheel is moved. The pvParam parameter must point to a UINT variable that receives the number of lines. The default value is 3.

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