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ITextChange Interface

  • Reference

Definition

Namespace:
Microsoft.VisualStudio.Text
Assembly:
Microsoft.VisualStudio.Text.Data.dll
Package:
Microsoft.VisualStudio.Text.Data v17.12.215

Describes a single contiguous text change operation on the Text Buffer.

All text changes are considered to be the replacement of oldText with newText.

Insertion is a text change in which oldText is an empty string and newText a non-empty string.

Deletion is a text change in which oldText is a non-empty string and newText is an empty string.

Modification is a text change in which both oldText and newText are non-empty strings. 

public interface class ITextChange
public interface class ITextChange
__interface ITextChange
public interface ITextChange
type ITextChange = interface
Public Interface ITextChange
Derived

Remarks

ITextChange objects are immutable.

Properties

Delta

The effect On the length of the buffer resulting from this change.
LineCountDelta

The effect of this change on the number of lines in the snapshot.
NewEnd

The end position of the NewText in the snapshot immediately after the text change.
NewLength

The length of NewText.
NewPosition

The position of the text change in the snapshot immediately after the change. The position can differ from OldPosition only when there is more than one ITextChange included in moving from one snapshot to the next.
NewSpan

The span of the ITextChange in the snapshot immediately after the change.
NewText

The text that replaced the old text.
OldEnd

The end position of the OldText in the snapshot immediately before the change.
OldLength

The length of OldText.
OldPosition

The position of the text change in the snapshot immediately before the change. The position can differ from NewPosition only when there is more than one ITextChange included in moving from one snapshot to the next.
OldSpan

The span of the text change in the snapshot immediately before the change.
OldText

The text that was replaced.

Applies to