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IElisionBuffer.ModifySpans Method

Modifies the exposed text by hiding spansToElide and then expanding the specified spans in a single transaction.

Namespace:  Microsoft.VisualStudio.Text.Projection
Assembly:  Microsoft.VisualStudio.Text.Data (in Microsoft.VisualStudio.Text.Data.dll)

Syntax

'宣告
Function ModifySpans ( _
    spansToElide As NormalizedSpanCollection, _
    spansToExpand As NormalizedSpanCollection _
) As IProjectionSnapshot
IProjectionSnapshot ModifySpans(
    NormalizedSpanCollection spansToElide,
    NormalizedSpanCollection spansToExpand
)
IProjectionSnapshot^ ModifySpans(
    NormalizedSpanCollection^ spansToElide, 
    NormalizedSpanCollection^ spansToExpand
)
abstract ModifySpans : 
        spansToElide:NormalizedSpanCollection * 
        spansToExpand:NormalizedSpanCollection -> IProjectionSnapshot 
function ModifySpans(
    spansToElide : NormalizedSpanCollection, 
    spansToExpand : NormalizedSpanCollection
) : IProjectionSnapshot

Parameters

  • spansToElide
    Type: Microsoft.VisualStudio.Text.NormalizedSpanCollection
    The spans of text to hide with respect to the current snapshot of the source buffer.
    It is not an error if some of the designated text is already hidden. These spans are converted to EdgeExclusive tracking spans. This parameter may be nulla null reference (Nothing in Visual Basic).
  • spansToExpand
    Type: Microsoft.VisualStudio.Text.NormalizedSpanCollection
    The spans of text to expand, with respect to the current snapshot of the source buffer.
    It is not an error if some of the designated text is already expanded. This parameter may be nulla null reference (Nothing in Visual Basic).

Return Value

Type: Microsoft.VisualStudio.Text.Projection.IProjectionSnapshot
An IProjectionSnapshot.

Exceptions

Exception Condition
ArgumentOutOfRangeException

The end of the final spans in spansToElide or spansToExpand is greater than the length of the current snapshot of the SourceBuffer.

.NET Framework Security

See Also

Reference

IElisionBuffer Interface

Microsoft.VisualStudio.Text.Projection Namespace