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IUIAutomation::CreateTreeWalker method (uiautomationclient.h)

  • Article

Retrieves a tree walker object that can be used to traverse the Microsoft UI Automation tree.

Syntax

HRESULT CreateTreeWalker(
  [in]          IUIAutomationCondition  *pCondition,
  [out, retval] IUIAutomationTreeWalker **walker
);

Parameters

[in] pCondition

Type: IUIAutomationCondition*

A pointer to a condition that specifies the elements of interest.

[out, retval] walker

Type: IUIAutomationTreeWalker**

Receives a pointer to the tree walker object.

Return value

Type: HRESULT

If this method succeeds, it returns S_OK. Otherwise, it returns an HRESULT error code.

Requirements

Requirement Value
Minimum supported client Windows 7, Windows Vista with SP2 and Platform Update for Windows Vista, Windows XP with SP3 and Platform Update for Windows Vista [desktop apps only]
Minimum supported server Windows Server 2008 R2, Windows Server 2008 with SP2 and Platform Update for Windows Server 2008, Windows Server 2003 with SP2 and Platform Update for Windows Server 2008 [desktop apps only]
Target Platform Windows
Header uiautomationclient.h (include UIAutomation.h)