The input event occurred in a scroll bar.
输入事件在滚动条中发生。
Initialize the range and position of the scroll bar.
初始化滚动条的范围和位置。
It is easy to include a horizontal or vertical scroll bar in your application window.
在你的应用程序窗口中包含水平或垂直滚动条是容易的。
It is easy to include a horizontal or vertical scroll bar in your application window.
在你的应用程序窗口中包含水平或垂直滚动条是容易的。
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