IVsUIHierarchyWindow.ExpandItem Method

Article
05/06/2010

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

'Déclaration
Function ExpandItem ( _
    pUIH As IVsUIHierarchy, _
    itemid As UInteger, _
    expf As EXPANDFLAGS _
) As Integer
'Utilisation
Dim instance As IVsUIHierarchyWindow
Dim pUIH As IVsUIHierarchy
Dim itemid As UInteger
Dim expf As EXPANDFLAGS
Dim returnValue As Integer

returnValue = instance.ExpandItem(pUIH, _
    itemid, expf)

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

pUIH
Type: Microsoft.VisualStudio.Shell.Interop.IVsUIHierarchy
[in] IVsUIHierarchy to modify the appearance of.

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.

expf
Type: Microsoft.VisualStudio.Shell.Interop.EXPANDFLAGS
[in] Specifies the state or appearance of the hierarchy or items within the hierarchy, such as whether the hierarchy or item is expanded, highlighted, or shown in bold font. For a list of expf values, see EXPANDFLAGS.

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

Full trust for the immediate caller. This member cannot be used by partially trusted code. For more information, see Using Libraries from Partially Trusted Code.

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