IVsTextViewFilter.GetDataTipText Method

项目
08/02/2012

Provides data-tip support by obtaining the string value of the tip text.

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

Syntax

声明
Function GetDataTipText ( _
    <OutAttribute> pSpan As TextSpan(), _
    <OutAttribute> ByRef pbstrText As String _
) As Integer

int GetDataTipText(
    TextSpan[] pSpan,
    out string pbstrText
)

int GetDataTipText(
    [InAttribute] [OutAttribute] array<TextSpan>^ pSpan, 
    [OutAttribute] String^% pbstrText
)

abstract GetDataTipText : 
        pSpan:TextSpan[] byref * 
        pbstrText:string byref -> int

function GetDataTipText(
    pSpan : TextSpan[], 
    pbstrText : String
) : int

Parameters

pSpan
Type: array<Microsoft.VisualStudio.TextManager.Interop.TextSpan[]
[in, out] On input, the parameter specifies the user-selected characters to which the tip should apply. On output, the parameter specifies a pointer to the entire span of text associated with the tip.

pbstrText
Type: System.String%
[out] Pointer to a string containing the tip text.

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 IVsTextViewFilter::GetDataTipText(
   [in, out] TextSpan * pSpan,
   [out] BSTR * pbstrText
);

Use this method to provide a data tip for a variable or other language construct in the core text editor. For example, Visual Basic uses data tips to show the value of a variable as a user steps through code.

.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.

通过