TreeWalker Constructor
Collapse the table of content
Expand the table of content

TreeWalker Constructor (Condition)


Initializes a new instance of the TreeWalker class.

Namespace:   System.Windows.Automation
Assembly:  UIAutomationClient (in UIAutomationClient.dll)

Public Sub New (
	condition As Condition


Type: System.Windows.Automation.Condition

The view of the UI Automation element tree that TreeWalker will navigate.

UI Automation elements that do not match condition are skipped over when TreeWalker is used to navigate the element tree.

If your client application might try to find elements in its own user interface, you must make all UI Automation calls on a separate thread.

The following example shows how you can construct a TreeWalker that navigates only among enabled elements.

.NET Framework
Available since 3.0
Return to top
© 2015 Microsoft