# TrackedChange Class > A TrackedChange object represents a change made to the document after anyone has revised the document. After tracking changes has been turned on with the IsTrackChangesEnabled property, a TextControl marks up new changes made to the document. Every change is represented through a TrackedChange object, all of these objects are contained in the TrackedChangeCollection which can be obtained with the TrackedChanges property. - **Product:** TX Text Control .NET for Windows Forms - **Section:** Reference - **Kind:** Class - **Introduced:** 26.0 - **Namespace:** `TXTextControl` - **Package:** `TXTextControl.TextControl.WinForms.SDK` (assembly `TXTextControl.dll`, from the private NuGet feed or Text Control Offline Packages) - **.NET Framework:** reference `TXTextControl.dll` from the setup - **Path:** TX Text Control .NET for Windows Forms > Reference > TXTextControl > TrackedChange Class - **Web URL:** https://docs.textcontrol.com/tx-text-control-dotnet-winforms/reference/txtextcontrol/trackedchange/ - **LLMs URL:** https://docs.textcontrol.com/tx-text-control-dotnet-winforms/reference/txtextcontrol/trackedchange/llms.txt - **LLMs-Full URL:** https://docs.textcontrol.com/tx-text-control-dotnet-winforms/reference/txtextcontrol/trackedchange/llms-full.txt --- ## On This Page - [Description](https://docs.textcontrol.com/tx-text-control-dotnet-winforms/reference/txtextcontrol/trackedchange/#description) - [Syntax](https://docs.textcontrol.com/tx-text-control-dotnet-winforms/reference/txtextcontrol/trackedchange/#syntax) - [Examples](https://docs.textcontrol.com/tx-text-control-dotnet-winforms/reference/txtextcontrol/trackedchange/#examples) - [Members](https://docs.textcontrol.com/tx-text-control-dotnet-winforms/reference/txtextcontrol/trackedchange/#members) --- ## In This Section - [TrackedChange.Active Property](https://docs.textcontrol.com/tx-text-control-dotnet-winforms/reference/txtextcontrol/trackedchange/active-property/llms.txt): Gets or sets a value specifying whether the TrackedChange is currently active or not. An inactive TrackedChange is not highlighted and is not retrieved through the TrackedChangeCollection.GetItem method. When the state changes from active to inactive or vise versa, a TrackedChangeStateChanged event occurs. - [TrackedChange.ChangeKind Property](https://docs.textcontrol.com/tx-text-control-dotnet-winforms/reference/txtextcontrol/trackedchange/changekind-property/llms.txt): Gets the kind of change. It can be inserted or deleted text or an inserted or deleted image, textframe, barcode or form. - [TrackedChange.ChangeTime Property](https://docs.textcontrol.com/tx-text-control-dotnet-winforms/reference/txtextcontrol/trackedchange/changetime-property/llms.txt): Gets the date and time when the change has been made. The time is a Coordinated Universal Time (UTC). - [TrackedChange.DefaultHighlightColor Property](https://docs.textcontrol.com/tx-text-control-dotnet-winforms/reference/txtextcontrol/trackedchange/defaulthighlightcolor-property/llms.txt): Gets the default highlight color of a tracked change. This color is used for changes made through the current user. The current user is the first string set with the TextControl.UserNames property. This color is also used for changes made through an unknown user. - [TrackedChange.HighlightColor Property](https://docs.textcontrol.com/tx-text-control-dotnet-winforms/reference/txtextcontrol/trackedchange/highlightcolor-property/llms.txt): Gets or sets the highlight color for the tracked change. If the highlight color is TrackedChange.DefaultHighlightColor and the change has been made through an user who is not the current user, the highlight color is set to a color depending on the user name. The current user is the first string set with the TextControl.UserNames property. - [TrackedChange.HighlightMode Property](https://docs.textcontrol.com/tx-text-control-dotnet-winforms/reference/txtextcontrol/trackedchange/highlightmode-property/llms.txt): Gets or sets a value indicating whether the tracked change is highlighted. - [TrackedChange.Length Property](https://docs.textcontrol.com/tx-text-control-dotnet-winforms/reference/txtextcontrol/trackedchange/length-property/llms.txt): Gets the number of changed characters. - [TrackedChange.Number Property](https://docs.textcontrol.com/tx-text-control-dotnet-winforms/reference/txtextcontrol/trackedchange/number-property/llms.txt): Gets the change's number. The first tracked change has the number 1. The number is defined through the textflow. A change with a smaller start position has a smaller number. - [TrackedChange.Save Method](https://docs.textcontrol.com/tx-text-control-dotnet-winforms/reference/txtextcontrol/trackedchange/save-method/llms.txt): Saves the changed text with the specified format. - [TrackedChange.ScrollTo Method](https://docs.textcontrol.com/tx-text-control-dotnet-winforms/reference/txtextcontrol/trackedchange/scrollto-method/llms.txt): Sets the current input position to the first position of the changed text and scrolls it into the visible part of the document. - [TrackedChange.Select Method](https://docs.textcontrol.com/tx-text-control-dotnet-winforms/reference/txtextcontrol/trackedchange/select-method/llms.txt): Selects the changed part of the document. - [TrackedChange.Start Property](https://docs.textcontrol.com/tx-text-control-dotnet-winforms/reference/txtextcontrol/trackedchange/start-property/llms.txt): Gets the index (one-based) of the first changed character. - [TrackedChange.Text Property](https://docs.textcontrol.com/tx-text-control-dotnet-winforms/reference/txtextcontrol/trackedchange/text-property/llms.txt): Gets the changed text. - [TrackedChange.UserName Property](https://docs.textcontrol.com/tx-text-control-dotnet-winforms/reference/txtextcontrol/trackedchange/username-property/llms.txt): Gets the name of the user who has changed the document. This parameter can be null or an empty string to indicate, that an unknown user has changed the document. --- ## Nearby - **Previous:** [ThesaurusDialog.FindItem Method](https://docs.textcontrol.com/tx-text-control-dotnet-winforms/reference/txtextcontrol/thesaurusdialog/finditem-method/llms.txt) - **Next:** [TrackedChange.Active Property](https://docs.textcontrol.com/tx-text-control-dotnet-winforms/reference/txtextcontrol/trackedchange/active-property/llms.txt)