IVsUIHierarchyWindow.ExpandItem Method

Controls the state or appearance of items in the hierarchy.

Namespace:  Microsoft.VisualStudio.Shell.Interop
Assembly:  Microsoft.VisualStudio.Shell.Interop (in Microsoft.VisualStudio.Shell.Interop.dll)

Syntax

'Declaration
Function ExpandItem ( _
    pUIH As IVsUIHierarchy, _
    itemid As UInteger, _
    expf As EXPANDFLAGS _
) As Integer
int ExpandItem(
    IVsUIHierarchy pUIH,
    uint itemid,
    EXPANDFLAGS expf
)
int ExpandItem(
    [InAttribute] IVsUIHierarchy^ pUIH, 
    [InAttribute] unsigned int itemid, 
    [InAttribute] EXPANDFLAGS expf
)
abstract ExpandItem : 
        pUIH:IVsUIHierarchy * 
        itemid:uint32 * 
        expf:EXPANDFLAGS -> int 
function ExpandItem(
    pUIH : IVsUIHierarchy, 
    itemid : uint, 
    expf : EXPANDFLAGS
) : int

Parameters

  • itemid
    Type: System.UInt32
    [in] Identifier of the item in the hierarchy. To change the appearance of the hierarchy itself, set itemid to VSITEMID_ROOT. For a list of itemid values, see VSITEMID.

Return Value

Type: System.Int32
If the method succeeds, it returns S_OK. If it fails, it returns an error code.

Remarks

COM Signature

From vsshell.idl:

HRESULT IVsUIHierarchyWindow::ExpandItem(
   [in] IVsUIHierarchy* pUIH,
   [in] VSITEMID itemid,
   [in] EXPANDFLAGS expf
);

Use this method to expand, collapse, bold, or highlight specific items or the hierarchy root itself. Use GetItemState to retrieve the state of the hierarchy set by the ExpandItem method.

.NET Framework Security

See Also

Reference

IVsUIHierarchyWindow Interface

Microsoft.VisualStudio.Shell.Interop Namespace