UIHierarchyItem Interface
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UIHierarchyItem Interface

Represents an item that shows hierarchical tree data, such as Solution Explorer, in a standard tool window in the integrated development environment (IDE).

Namespace: EnvDTE
Assembly: EnvDTE (in envdte.dll)

[GuidAttribute(L"FBD0D024-09CD-4D9F-9E2B-CACD628426A5")] 
public interface class UIHierarchyItem
/** @attribute GuidAttribute("FBD0D024-09CD-4D9F-9E2B-CACD628426A5") */ 
public interface UIHierarchyItem
GuidAttribute("FBD0D024-09CD-4D9F-9E2B-CACD628426A5") 
public interface UIHierarchyItem

Sub UIHierarchyItemExample()
   'Reference the UIHierarchy, UIHierarchyItem, and OutputWindow objects.
   Dim UIH As UIHierarchy = _
     DTE.Windows.Item(Constants.vsWindowKindMacroExplorer).Object
   Dim samples As UIHierarchyItem = UIH.GetItem("Macros\Samples")
   Dim OWPane As OutputWindowPane = GetOutputWindowPane("List Macros")
   Dim file As UIHierarchyItem

   OWPane.Clear()
   For Each file In samples.UIHierarchyItems
      OWPane.OutputString(file.Name & _
        Microsoft.VisualBasic.Constants.vbCrLf)
      Dim macro As UIHierarchyItem
      For Each macro In file.UIHierarchyItems
         OWPane.OutputString("   " & macro.Name & _
           Microsoft.VisualBasic.Constants.vbCrLf)
      Next
   Next
End Sub

Function GetOutputWindowPane(ByVal Name As String, Optional ByVal show _
  As Boolean = True) As OutputWindowPane
   Dim win As Window = _
     DTE.Windows.Item(EnvDTE.Constants.vsWindowKindOutput)
   If show Then win.Visible = True
   Dim ow As OutputWindow = win.Object
   Dim owpane As OutputWindowPane
   Try
      owpane = ow.OutputWindowPanes.Item(Name)
   Catch e As System.Exception
      owpane = ow.OutputWindowPanes.Add(Name)
   End Try
   owpane.Activate()
   Return owpane
End Function
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