If you want to customize a scrollbar control, then you must devise your own method.
如果你想自定义滚动条控件，那么你必须制定自己的方法。
While you're at it, add a new CSS declaration to control the width of the tooltip content so it doesn't end up with a scrollbar.
与此同时，添加一个新CSS声明以控制工具提示内容的宽度，从而不需要再用到滚动条。
So what we have to do is create our own scrollbar as a user control.
因此，我们需要做的就是建立我们作为一个用户控件的滚动条。
That also means that I have to control the scrollbar on my own.
这也意味着，我必须控制自己的滚动条。
This has the further advantage that the scrollbar thumb does not change size over time nor move without user input, making it easier for a user to interact with the scroll bar control.
其进一步的优点在于：滚动条滑动块不随时间改变尺寸，在无用户输入的情况下也不移动，使得用户与滚动条控制部件交互作用更容易。
This has the further advantage that the scrollbar thumb does not change size over time nor move without user input, making it easier for a user to interact with the scroll bar control.
其进一步的优点在于：滚动条滑动块不随时间改变尺寸，在无用户输入的情况下也不移动，使得用户与滚动条控制部件交互作用更容易。
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