IVsSelectionEvents.OnSelectionChanged Method

Artikel
02/23/2010

Reports that the project hierarchy, item and/or selection container has changed.

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

Syntax

'Declaration
Function OnSelectionChanged ( _
    pHierOld As IVsHierarchy, _
    itemidOld As UInteger, _
    pMISOld As IVsMultiItemSelect, _
    pSCOld As ISelectionContainer, _
    pHierNew As IVsHierarchy, _
    itemidNew As UInteger, _
    pMISNew As IVsMultiItemSelect, _
    pSCNew As ISelectionContainer _
) As Integer
'Usage
Dim instance As IVsSelectionEvents
Dim pHierOld As IVsHierarchy
Dim itemidOld As UInteger
Dim pMISOld As IVsMultiItemSelect
Dim pSCOld As ISelectionContainer
Dim pHierNew As IVsHierarchy
Dim itemidNew As UInteger
Dim pMISNew As IVsMultiItemSelect
Dim pSCNew As ISelectionContainer
Dim returnValue As Integer

returnValue = instance.OnSelectionChanged(pHierOld, _
    itemidOld, pMISOld, pSCOld, pHierNew, _
    itemidNew, pMISNew, pSCNew)

int OnSelectionChanged(
    IVsHierarchy pHierOld,
    uint itemidOld,
    IVsMultiItemSelect pMISOld,
    ISelectionContainer pSCOld,
    IVsHierarchy pHierNew,
    uint itemidNew,
    IVsMultiItemSelect pMISNew,
    ISelectionContainer pSCNew
)

int OnSelectionChanged(
    [InAttribute] IVsHierarchy^ pHierOld, 
    [InAttribute] unsigned int itemidOld, 
    [InAttribute] IVsMultiItemSelect^ pMISOld, 
    [InAttribute] ISelectionContainer^ pSCOld, 
    [InAttribute] IVsHierarchy^ pHierNew, 
    [InAttribute] unsigned int itemidNew, 
    [InAttribute] IVsMultiItemSelect^ pMISNew, 
    [InAttribute] ISelectionContainer^ pSCNew
)

abstract OnSelectionChanged : 
        pHierOld:IVsHierarchy * 
        itemidOld:uint32 * 
        pMISOld:IVsMultiItemSelect * 
        pSCOld:ISelectionContainer * 
        pHierNew:IVsHierarchy * 
        itemidNew:uint32 * 
        pMISNew:IVsMultiItemSelect * 
        pSCNew:ISelectionContainer -> int

function OnSelectionChanged(
    pHierOld : IVsHierarchy, 
    itemidOld : uint, 
    pMISOld : IVsMultiItemSelect, 
    pSCOld : ISelectionContainer, 
    pHierNew : IVsHierarchy, 
    itemidNew : uint, 
    pMISNew : IVsMultiItemSelect, 
    pSCNew : ISelectionContainer
) : int

Parameters

pHierOld
Type: Microsoft.VisualStudio.Shell.Interop.IVsHierarchy
[in] Pointer to the IVsHierarchy interface of the project hierarchy for the previous selection.

itemidOld
Type: System.UInt32
[in] Identifier of the project item for previous selection. For valid itemidOld values, see VSITEMID.

pMISOld
Type: Microsoft.VisualStudio.Shell.Interop.IVsMultiItemSelect
[in] Pointer to the IVsMultiItemSelect interface to access a previous multiple selection.

pSCOld
Type: Microsoft.VisualStudio.Shell.Interop.ISelectionContainer
[in] Pointer to the ISelectionContainer interface to access Properties window data for the previous selection.

pHierNew
Type: Microsoft.VisualStudio.Shell.Interop.IVsHierarchy
[in] Pointer to the IVsHierarchy interface of the project hierarchy for the current selection.

itemidNew
Type: System.UInt32
[in] Identifier of the project item for the current selection. For valid itemidNew values, see VSITEMID.

pMISNew
Type: Microsoft.VisualStudio.Shell.Interop.IVsMultiItemSelect
[in] Pointer to the IVsMultiItemSelect interface for the current selection.

pSCNew
Type: Microsoft.VisualStudio.Shell.Interop.ISelectionContainer
[in] Pointer to the ISelectionContainer interface for the current selection.

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 IVsSelectionEvents::OnSelectionChanged(
   [in] IVsHierarchy *pHierOld,
   [in] VSITEMID itemidOld,
   [in] IVsMultiItemSelect *pMISOld,
   [in] ISelectionContainer *pSCOld,
   [in] IVsHierarchy *pHierNew,
   [in] VSITEMID itemidNew,
   [in] IVsMultiItemSelect *pMISNew,
   [in] ISelectionContainer *pSCNew
);

.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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