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IVsTextLines.GetLanguageServiceID Method

Returns the unique identifier of the language that is providing colorization and other attribute data to this buffer.

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

Syntax

'Declaration
Function GetLanguageServiceID ( _
    <OutAttribute> ByRef pguidLangService As Guid _
) As Integer
int GetLanguageServiceID(
    out Guid pguidLangService
)
int GetLanguageServiceID(
    [OutAttribute] Guid% pguidLangService
)
abstract GetLanguageServiceID : 
        pguidLangService:Guid byref -> int
function GetLanguageServiceID(
    pguidLangService : Guid
) : int

Parameters

  • pguidLangService
    Type: System.Guid%

    [out] Pointer to a unique identifier of the language service. Buffers without languages can return CLSID_NULL.

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 textmgr.idl:

HRESULT IVsTextLines::GetLanguageServiceID(
   [out] GUID *pguidLangService
);

This method could require considerable resources, depending upon the underlying implementation of the buffer. That is, it could be very difficult to calculate the size of the buffer if it is a virtual-line-oriented implementation of the buffer, as in Visual Basic.

.NET Framework Security

See Also

Reference

IVsTextLines Interface

Microsoft.VisualStudio.TextManager.Interop Namespace