IVsTextMarkerGlyphDropHandler.QueryDropLocation Method

Artículo
05/06/2010

Used to determine whether a given location is a valid drop destination.

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

Syntax

'Declaración
Function QueryDropLocation ( _
    dwReserved As UInteger, _
    pDestView As IVsTextView, _
    pDestBuffer As IVsTextLines, _
    iLine As Integer, _
    iIndex As Integer, _
    <OutAttribute> ByRef pdwDropResult As UInteger _
) As Integer
'Uso
Dim instance As IVsTextMarkerGlyphDropHandler
Dim dwReserved As UInteger
Dim pDestView As IVsTextView
Dim pDestBuffer As IVsTextLines
Dim iLine As Integer
Dim iIndex As Integer
Dim pdwDropResult As UInteger
Dim returnValue As Integer

returnValue = instance.QueryDropLocation(dwReserved, _
    pDestView, pDestBuffer, iLine, iIndex, _
    pdwDropResult)

int QueryDropLocation(
    uint dwReserved,
    IVsTextView pDestView,
    IVsTextLines pDestBuffer,
    int iLine,
    int iIndex,
    out uint pdwDropResult
)

int QueryDropLocation(
    [InAttribute] unsigned int dwReserved, 
    [InAttribute] IVsTextView^ pDestView, 
    [InAttribute] IVsTextLines^ pDestBuffer, 
    [InAttribute] int iLine, 
    [InAttribute] int iIndex, 
    [OutAttribute] unsigned int% pdwDropResult
)

abstract QueryDropLocation : 
        dwReserved:uint32 * 
        pDestView:IVsTextView * 
        pDestBuffer:IVsTextLines * 
        iLine:int * 
        iIndex:int * 
        pdwDropResult:uint32 byref -> int

function QueryDropLocation(
    dwReserved : uint, 
    pDestView : IVsTextView, 
    pDestBuffer : IVsTextLines, 
    iLine : int, 
    iIndex : int, 
    pdwDropResult : uint
) : int

Parameters

dwReserved
Type: System.UInt32
[in] Do not use.

pDestView
Type: Microsoft.VisualStudio.TextManager.Interop.IVsTextView
[in] Pointer to the proposed destination view. For more information, see IVsTextView.

pDestBuffer
Type: Microsoft.VisualStudio.TextManager.Interop.IVsTextLines
[in] Pointer to the proposed destination buffer. For more information, see IVsTextLines.

iLine
Type: System.Int32
[in] Proposed line within the text buffer.

iIndex
Type: System.Int32
[in] Proposed char index position within the line in the text buffer.

pdwDropResult
Type: System.UInt32%
[out] Indicates drop status. Combing with a bitwise or of CUSTOM_DROP_HANDLER_FLAGS.

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 IVsTextMarkerGlyphDropHandler::QueryDropLocation(
   [in] DWORD dwReserved,
   [in] IVsTextView *pDestView,
   [in] IVsTextLines *pDestBuffer,
   [in] long iLine,
   [in] CharIndex iIndex,
   [out] DWORD *pdwDropResult
);

.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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