本文整理汇总了C#中TreeView.Focus方法的典型用法代码示例。如果您正苦于以下问题：C# TreeView.Focus方法的具体用法？C# TreeView.Focus怎么用？C# TreeView.Focus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TreeView的用法示例。
在下文中一共展示了TreeView.Focus方法的2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: FocusingTreeViewShouldNotScroll
public virtual void FocusingTreeViewShouldNotScroll()
{
TreeView view = new TreeView
{
ItemsSource = new[] { 1, 2, 3, 4, 5, 6 },
Height = 100
};
ScrollViewer scroller = null;
TestAsync(
25,
view,
() => scroller = view.GetVisualDescendents().OfType<ScrollViewer>().FirstOrDefault(),
() => Assert.IsNotNull(scroller, "scroller should not be null!"),
() => Assert.AreEqual(0, scroller.VerticalOffset, "Should not be scrolled initially!"),
() => scroller.ScrollToVerticalOffset(25),
() => view.Focus(),
() => Assert.AreEqual(25, scroller.VerticalOffset, "Should not have scrolled after focusing!"));
}示例2: FocusingTreeViewShouldNotSelectFirstItem
public virtual void FocusingTreeViewShouldNotSelectFirstItem()
{
TreeView view = new TreeView();
TreeViewItem item = new TreeViewItem { Header = "Item" };
view.Items.Add(item);
TestAsync(
view,
() => Assert.IsFalse(item.IsSelected, "item should not be selected initially!"),
() => view.Focus(),
() => Assert.IsFalse(item.IsSelected, "item should not be selected after focusing TreeView!"));
}