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IProjectionSnapshot.GetSourceSpans Method (Int32, Int32)

  • Article

Gets a read-only collection of source snapshot spans starting at the specified location of the span.

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

Syntax

'Declaration
Function GetSourceSpans ( _
    startSpanIndex As Integer, _
    count As Integer _
) As ReadOnlyCollection(Of SnapshotSpan)

ReadOnlyCollection<SnapshotSpan> GetSourceSpans(
    int startSpanIndex,
    int count
)

ReadOnlyCollection<SnapshotSpan>^ GetSourceSpans(
    int startSpanIndex, 
    int count
)

abstract GetSourceSpans : 
        startSpanIndex:int * 
        count:int -> ReadOnlyCollection<SnapshotSpan> 

function GetSourceSpans(
    startSpanIndex : int, 
    count : int
) : ReadOnlyCollection<SnapshotSpan>

Parameters

  • startSpanIndex
    Type: System.Int32

    The position at which to start getting snapshot spans. This is an index into the collection of source spans, not into the characters in the text buffer.

Return Value

Type: System.Collections.ObjectModel.ReadOnlyCollection<SnapshotSpan>
A read-only collection of SnapshotSpan objects that are sources of the projection snapshot.

Exceptions

Exception Condition
ArgumentOutOfRangeException

startSpanIndex is less than zero or greater than the number of spans.

-or-

count is less than zero or count plus startSpanIndex is greater than of the number of spans.

.NET Framework Security

See Also

Reference

IProjectionSnapshot Interface

GetSourceSpans Overload

Microsoft.VisualStudio.Text.Projection Namespace