Partager via


IVsLiteTreeEvents.OnToggleExpansion Method

Called when an item enters or leaves the expanded state.

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

Syntax

'Declaration
Function OnToggleExpansion ( _
    AbsIndex As UInteger, _
    cChange As Integer _
) As Integer
int OnToggleExpansion(
    uint AbsIndex,
    int cChange
)
int OnToggleExpansion(
    [InAttribute] unsigned int AbsIndex, 
    [InAttribute] int cChange
)
abstract OnToggleExpansion : 
        AbsIndex:uint32 * 
        cChange:int -> int
function OnToggleExpansion(
    AbsIndex : uint, 
    cChange : int
) : int

Parameters

  • AbsIndex
    Type: UInt32

    [In] An unsigned integer containing the Absolute Index of the Item.

  • cChange
    Type: Int32

    [In] An integer indicating the state change of the specified item.

Return Value

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

Remarks

COM Signature

From vsshell.idl:

HRESULT IVsLiteTreeEvents::OnToggleExpansion(
   [in] ULONG AbsIndex, 
   [in] long cChange
);

.NET Framework Security

See Also

Reference

IVsLiteTreeEvents Interface

Microsoft.VisualStudio.Shell.Interop Namespace