IVsSolutionEvents.OnQueryUnloadProject Method

Artikel
02/23/2010

Queries listening clients as to whether the project can be unloaded.

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

Syntax

'Declaration
Function OnQueryUnloadProject ( _
    pRealHierarchy As IVsHierarchy, _
    <OutAttribute> ByRef pfCancel As Integer _
) As Integer
'Usage
Dim instance As IVsSolutionEvents
Dim pRealHierarchy As IVsHierarchy
Dim pfCancel As Integer
Dim returnValue As Integer

returnValue = instance.OnQueryUnloadProject(pRealHierarchy, _
    pfCancel)

int OnQueryUnloadProject(
    IVsHierarchy pRealHierarchy,
    out int pfCancel
)

int OnQueryUnloadProject(
    [InAttribute] IVsHierarchy^ pRealHierarchy, 
    [InAttribute] [OutAttribute] int% pfCancel
)

abstract OnQueryUnloadProject : 
        pRealHierarchy:IVsHierarchy * 
        pfCancel:int byref -> int

function OnQueryUnloadProject(
    pRealHierarchy : IVsHierarchy, 
    pfCancel : int
) : int

Parameters

pRealHierarchy
Type: Microsoft.VisualStudio.Shell.Interop.IVsHierarchy
[in] Pointer to the IVsHierarchy interface of the project to be unloaded.

pfCancel
Type: System.Int32%
[out] true if the client vetoed unloading the project. false if the client approved unloading the project.

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 IVsSolutionEvents::OnQueryUnloadProject(
   [in] IVsHierarchy *pRealHierarchy,
   [in,out] BOOL *pfCancel
);

.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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