IVsRunningDocumentTable.LockDocument Method

Articolo
09/01/2008

Obtains a read or edit lock on a document when it is opened.

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

Syntax

'Dichiarazione
Function LockDocument ( _
    grfRDTLockType As UInteger, _
    dwCookie As UInteger _
) As Integer
'Utilizzo
Dim instance As IVsRunningDocumentTable
Dim grfRDTLockType As UInteger
Dim dwCookie As UInteger
Dim returnValue As Integer

returnValue = instance.LockDocument(grfRDTLockType, _
    dwCookie)

int LockDocument(
    uint grfRDTLockType,
    uint dwCookie
)

int LockDocument(
    [InAttribute] unsigned int grfRDTLockType, 
    [InAttribute] unsigned int dwCookie
)

function LockDocument(
    grfRDTLockType : uint, 
    dwCookie : uint
) : int

Parameters

grfRDTLockType
Type: System.UInt32

[in] Flag whose value is taken from the _VSRDTFLAGS enumeration.

dwCookie
Type: System.UInt32

[in] Abstract value representing the open document for which a read or an edit lock is to be obtained.

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 IVsRunningDocumentTable::LockDocument(
   [in] VSRDTFLAGS grfRDTLockType,
   [in] VSCOOKIE   dwCookie
);

The dwCookie parameter is the same value that is returned from the FindAndLockDocument or RegisterAndLockDocument methods.

Permissions

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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