ITextSnapshot Interface

Provides read access to an immutable snapshot of a ITextBuffer that contains a sequence of Unicode characters.

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

Syntax

'宣言
Public Interface ITextSnapshot

public interface ITextSnapshot

public interface class ITextSnapshot

type ITextSnapshot =  interface end

public interface ITextSnapshot

The ITextSnapshot type exposes the following members.

Properties

	Name	Description
	ContentType	Gets the IContentType of the TextBuffer when this snapshot was current.
	Item	Gets one character at the specified position.
	Length	Gets the number of UTF-16 characters in the snapshot.
	LineCount	Gets the number of lines in the snapshot.
	Lines	Gets an enumerator for the set of lines in the snapshot.
	TextBuffer	The ITextBuffer of which this is a snapshot.
	Version	The version of the ITextBuffer that this ITextSnapshot represents.

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Methods

	Name	Description
	CopyTo	Copies a range of text to a character array.
	CreateTrackingPoint(Int32, PointTrackingMode)	Creates a ITrackingPoint in this snapshot.
	CreateTrackingPoint(Int32, PointTrackingMode, TrackingFidelityMode)	Creates a ITrackingPoint in this snapshot.
	CreateTrackingSpan(Span, SpanTrackingMode)	Creates a ITrackingSpan in this snapshot.
	CreateTrackingSpan(Int32, Int32, SpanTrackingMode)	Creates a ITrackingSpan in this snapshot.
	CreateTrackingSpan(Span, SpanTrackingMode, TrackingFidelityMode)	Creates a ITrackingSpan in this snapshot.
	CreateTrackingSpan(Int32, Int32, SpanTrackingMode, TrackingFidelityMode)	Creates a ITrackingSpan in this snapshot.
	GetLineFromLineNumber	Gets an ITextSnapshotLine for the given line number.
	GetLineFromPosition	Gets an ITextSnapshotLine for a line at the given position.
	GetLineNumberFromPosition	Gets the number of the line that contains the character at the specified position.
	GetText()	Gets all the text in the snapshot.
	GetText(Span)	Gets text from the snapshot starting at the beginning of the span and having a length equal to the length of the span.
	GetText(Int32, Int32)	Gets text from the snapshot starting at startIndex and having a length equal to length.
	ToCharArray	Converts a range of text to a character array.
	Write(TextWriter)	Writes the contents of the snapshot.
	Write(TextWriter, Span)	Writes a substring of the contents of the snapshot.

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Remarks

For more information about text snapshots, see "A Closer Look at the Text Model and the Text View" in Inside the Editor.

The first character in the sequence has index zero.

See Also

Reference

Microsoft.VisualStudio.Text Namespace