IVsTextLines::GetLanguageServiceID Method (Guid)

Visual Studio 2015

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

C++

int GetLanguageServiceID(
	[OutAttribute] Guid% pguidLangService
)

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.

Implements

IVsTextBuffer::GetLanguageServiceID(Guid)

Remarks

COM Signature

From textmgr.idl:

C++

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.