本文整理汇总了C#中System.Windows.DependencyObject.FindParent方法的典型用法代码示例。如果您正苦于以下问题：C# DependencyObject.FindParent方法的具体用法？C# DependencyObject.FindParent怎么用？C# DependencyObject.FindParent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System.Windows.DependencyObject的用法示例。
在下文中一共展示了DependencyObject.FindParent方法的3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: FindDragLeaveCommandHolder
static DependencyObject FindDragLeaveCommandHolder( DependencyObject originalSource )
{
var element = originalSource.FindParent<DependencyObject>( t =>
{
return DragDropManager.GetOnDragLeaveCommand( t ) != null;
} );
return element;
}示例2: OnFocusOnLoadChanged
private static void OnFocusOnLoadChanged(DependencyObject d, DependencyPropertyChangedEventArgs e)
{
var parentTreeView = d.FindParent<TreeListView>();
if (parentTreeView == null || !parentTreeView.IsFocusOnLoadEnabled) return;
var frameworkElement = d as FrameworkElement;
if (frameworkElement != null)
{
if (frameworkElement.IsLoaded)
{
Keyboard.Focus(frameworkElement);
}
else
{
frameworkElement.Loaded += FrameworkElement_Loaded;
}
}
}示例3: FindDropTargetContainer
/// <summary>
/// Finds the WPF element where the DropTarget property has been defined.
/// </summary>
/// <param name="originalSource">
/// The original source where the Drop,
/// or DragOver, operation is happening.
/// </param>
/// <returns>
/// The element that holds the DropTarget,
/// or null if none can be found.
/// </returns>
static DependencyObject FindDropTargetContainer( DependencyObject originalSource )
{
var element = originalSource.FindParent<DependencyObject>( t =>
{
return DragDropManager.GetDropTarget( t ) != null;
} );
return element;
}