本文整理汇总了C#中FrameworkElement.GetTopAndBottom方法的典型用法代码示例。如果您正苦于以下问题：C# FrameworkElement.GetTopAndBottom方法的具体用法？C# FrameworkElement.GetTopAndBottom怎么用？C# FrameworkElement.GetTopAndBottom使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类FrameworkElement的用法示例。
在下文中一共展示了FrameworkElement.GetTopAndBottom方法的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: CalculateDelta
/// <summary>
/// Calculate the distance between this TreeViewItem and the item being
/// paged from.
/// </summary>
/// <param name="up">
/// A value indicating whether the page should be scrolled up.
/// </param>
/// <param name="element">The element being paged from.</param>
/// <param name="scrollHost">The ScrollViewer being scrolled.</param>
/// <param name="top">The top of item to start from.</param>
/// <param name="bottom">The bottom of the item to start from.</param>
/// <param name="closeEdge">
/// The distance between the top/bottom of one item to the other.
/// </param>
/// <returns>
/// A value indicating whether the scroll was handled.
/// </returns>
private static double CalculateDelta(bool up, FrameworkElement element, ScrollViewer scrollHost, double top, double bottom, out double closeEdge)
{
double elementTop, elementBottom;
element.GetTopAndBottom(scrollHost, out elementTop, out elementBottom);
if (up)
{
closeEdge = bottom - elementBottom;
return bottom - elementTop;
}
else
{
closeEdge = elementTop - top;
return elementBottom - top;
}
}