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IVsTextBuffer.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)
int GetLanguageServiceID(
	out Guid 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.

COM Signature

From textmgr.idl:

HRESULT IVsTextBuffer::GetLanguageServiceID(
   [out] GUID *pguidLangService

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

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