C# SelectionItemPattern.SelectionContainerProperty字段代码示例

///--------------------------------------------------------------------
/// <summary>
/// Retrieves the selection items for a selection container.
/// </summary>
/// <param name="rootElement">
/// The automation element from which to start searching.
/// </param>
/// <param name="selectionContainer">
/// An automation element that supports SelectionPattern.
/// </param>
/// <returns>
/// A collection of automation elements satisfying 
/// the specified condition(s).
/// </returns>
///--------------------------------------------------------------------
private AutomationElementCollection FindElementBasedOnContainer(
    AutomationElement rootElement, AutomationElement selectionContainer)
{
    PropertyCondition containerCondition = 
        new PropertyCondition(
        SelectionItemPattern.SelectionContainerProperty, 
        selectionContainer);
    AutomationElementCollection selectionItems = 
        rootElement.FindAll(TreeScope.Descendants, containerCondition);
    return selectionItems;
}