IWpfTextView.GetTextViewLineContainingBufferPosition Method (SnapshotPoint)

Artikel
02/28/2011

Gets the IWpfTextViewLine that contains the specified text buffer position.

Namespace: Microsoft.VisualStudio.Text.Editor
Assembly: Microsoft.VisualStudio.Text.UI.Wpf (in Microsoft.VisualStudio.Text.UI.Wpf.dll)

Syntax

'Declaration
Function GetTextViewLineContainingBufferPosition ( _
    bufferPosition As SnapshotPoint _
) As IWpfTextViewLine

IWpfTextViewLine GetTextViewLineContainingBufferPosition(
    SnapshotPoint bufferPosition
)

IWpfTextViewLine^ GetTextViewLineContainingBufferPosition(
    SnapshotPoint bufferPosition
)

abstract GetTextViewLineContainingBufferPosition : 
        bufferPosition:SnapshotPoint -> IWpfTextViewLine

function GetTextViewLineContainingBufferPosition(
    bufferPosition : SnapshotPoint
) : IWpfTextViewLine

Parameters

bufferPosition
Type: Microsoft.VisualStudio.Text.SnapshotPoint
The text buffer position that is used to search for a text line.

Return Value

Type: Microsoft.VisualStudio.Text.Formatting.IWpfTextViewLine
The IWpfTextViewLine that contains the specified buffer position.

Exceptions

Exception	Condition
InvalidOperationException	The view has not completed initialization.
ArgumentOutOfRangeException	bufferPosition is not a valid buffer position.

Remarks

This method returns an IWpfTextViewLine if it exists in the view. If the line does not exist in the cache of formatted lines, it is formatted and added to the cache. The returned IWpfTextViewLine could be invalidated by either a layout by the view or by subsequent calls to this method.

.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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