LanguageService.IVsLanguageContextProvider.UpdateLanguageContext Method

Статья
11/01/2012

Updates the current user help context given a selected region of the given source.

Namespace: Microsoft.VisualStudio.Package
Assemblies:   Microsoft.VisualStudio.Package.LanguageService.9.0 (in Microsoft.VisualStudio.Package.LanguageService.9.0.dll)
  Microsoft.VisualStudio.Package.LanguageService.10.0 (in Microsoft.VisualStudio.Package.LanguageService.10.0.dll)
  Microsoft.VisualStudio.Package.LanguageService.11.0 (in Microsoft.VisualStudio.Package.LanguageService.11.0.dll)
  Microsoft.VisualStudio.Package.LanguageService (in Microsoft.VisualStudio.Package.LanguageService.dll)

Syntax

'Декларация
Private Function UpdateLanguageContext ( _
    dwHint As UInteger, _
    buffer As IVsTextLines, _
    ptsSelection As TextSpan(), _
    ptr As Object _
) As Integer Implements IVsLanguageContextProvider.UpdateLanguageContext

int IVsLanguageContextProvider.UpdateLanguageContext(
    uint dwHint,
    IVsTextLines buffer,
    TextSpan[] ptsSelection,
    Object ptr
)

Parameters

dwHint
Type: System.UInt32
[in] A set of flags from the LanguageContextHint enumeration.

buffer
Type: Microsoft.VisualStudio.TextManager.Interop.IVsTextLines
[in] The IVsTextLines object holding the source.

ptsSelection
Type: array<Microsoft.VisualStudio.TextManager.Interop.TextSpan[]
[in] A single TextSpan object describing the selected range of text (or the current caret position).

ptr
Type: System.Object
[in] An IVsUserContext object that is to be updated.

Return Value

Type: System.Int32
If successful, returns S_OK; otherwise, returns an error code.

Implements

IVsLanguageContextProvider.UpdateLanguageContext(UInt32, IVsTextLines, array<TextSpan[], Object)

Remarks

The given object can be queried for the IVsUserContext interface by casting it to the IVsUserContext interface: IVsUserContext pContext = ptr as IVsUserContext.

The base method calls the other LanguageService.UpdateLanguageContext and always returns S_OK.

.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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