Namespaces
- Autodesk.Revit.ApplicationServices
- Autodesk.Revit.Attributes
- Autodesk.Revit.Creation
- Autodesk.Revit.DB
- Autodesk.Revit.DB.Analysis
- Autodesk.Revit.DB.Architecture
- Autodesk.Revit.DB.DirectContext3D
- Autodesk.Revit.DB.Electrical
- Autodesk.Revit.DB.Events
- Autodesk.Revit.DB.ExtensibleStorage
- Autodesk.Revit.DB.ExternalService
- Autodesk.Revit.DB.Fabrication
- Autodesk.Revit.DB.IFC
- Autodesk.Revit.DB.Infrastructure
- Autodesk.Revit.DB.Lighting
- Autodesk.Revit.DB.Macros
- Autodesk.Revit.DB.Mechanical
- Autodesk.Revit.DB.Plumbing
- Autodesk.Revit.DB.PointClouds
- Autodesk.Revit.DB.Steel
- Autodesk.Revit.DB.Structure
- Autodesk.Revit.DB.Structure.StructuralSections
- Autodesk.Revit.DB.Visual
- Autodesk.Revit.Exceptions
- Autodesk.Revit.UI
- Autodesk.Revit.UI.Events
  - ApplicationClosingEventArgs Class
  - BeforeExecutedEventArgs Class
  - CanExecuteEventArgs Class
  - ComboBoxCurrentChangedEventArgs Class
  - ComboBoxDropDownClosedEventArgs Class
  - ComboBoxDropDownOpenedEventArgs Class
  - CommandEventArgs Class
  - DialogBoxData Class
  - DialogBoxShowingEventArgs Class
  - DisplayingOptionsDialogEventArgs Class
  - DockableFrameFocusChangedEventArgs Class
  - DockableFrameVisibilityChangedEventArgs Class
  - ExecutedEventArgs Class
  - ExternalDataManagerChangedEventArgs Class
  - FabricationPartBrowserChangedEventArgs Class
  - FabricationPartBrowserOperation Enumeration
  - FormulaEditingEventArgs Class
  - IdlingEventArgs Class
  - MacroUpdatedEventArgs Class
  - MessageBoxData Class
  - MessageBoxShowingEventArgs Class
  - RibbonItemEventArgs Class
  - SelectionChangedEventArgs Class
  - TaskDialogShowingEventArgs Class
  - TextBoxEnterPressedEventArgs Class
  - ThemeChangedEventArgs Class
  - TransferredProjectStandardsEventArgs Class
  - TransferringProjectStandardsEventArgs Class
  - ViewActivatedEventArgs Class
  - ViewActivatingEventArgs Class
- Autodesk.Revit.UI.Macros
- Autodesk.Revit.UI.Mechanical
- Autodesk.Revit.UI.Plumbing
- Autodesk.Revit.UI.Selection
WhatsNew
Revit .NET 8 Upgrade Tips

ExternalDataManagerChangedEventArgs Class

Revit 2025.3 API

ExternalDataManagerChangedEventArgs Class

The event arguments used by the ExternalDataManager changed event.

Inheritance Hierarchy

SystemObject
  SystemEventArgs
    Autodesk.Revit.DB.EventsRevitAPIEventArgs
      Autodesk.Revit.DB.EventsRevitAPISingleEventArgs
        Autodesk.Revit.UI.EventsExternalDataManagerChangedEventArgs

Namespace: Autodesk.Revit.UI.Events
Assembly: RevitAPIUI (in RevitAPIUI.dll) Version: 25.3.0.0 (25.3.0.0)

Syntax

public class ExternalDataManagerChangedEventArgs : RevitAPISingleEventArgs

Public Class ExternalDataManagerChangedEventArgs
	Inherits RevitAPISingleEventArgs

public ref class ExternalDataManagerChangedEventArgs : public RevitAPISingleEventArgs

type ExternalDataManagerChangedEventArgs = 
    class
        inherit RevitAPISingleEventArgs
    end

The ExternalDataManagerChangedEventArgs type exposes the following members.

Properties

	Name	Description
	Cancellable	Indicates whether an event may be cancelled by an event delegate. (Inherited from RevitAPIEventArgs)
	IsValidObject	Specifies whether the .NET object represents a valid Revit entity. (Inherited from RevitAPIEventArgs)

Methods

	Name	Description
	Dispose	(Inherited from RevitAPIEventArgs)
	Equals	Determines whether the specified object is equal to the current object. (Inherited from Object)
	GetHashCode	Serves as the default hash function. (Inherited from Object)
	GetType	Gets the Type of the current instance. (Inherited from Object)
	IsCancelled	Indicates whether the event is being cancelled. (Inherited from RevitAPIEventArgs)
	ToString	Returns a string that represents the current object. (Inherited from Object)

See Also

Reference

Autodesk.Revit.UI.Events Namespace

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T:Autodesk.Revit.UI.Events.ExternalDataManagerChangedEventArgs