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Application Class

Application Class

Represents the Autodesk Revit Application, providing access to documents, options and other application wide data and settings.
Inheritance Hierarchy
System Object
Autodesk.Revit.ApplicationServices Application
Autodesk.Revit.DB.Macros ApplicationEntryPoint

Namespace: Autodesk.Revit.ApplicationServices
Assembly: RevitAPI (in RevitAPI.dll) Version: 25.3.0.0 (25.3.0.0)
Syntax 
public class Application : IDisposable

The Application type exposes the following members.

Properties
Name Description
Public property ActiveAddInId Retrieves the Id of the currently running external application.
Public property AllowNavigationDuringRedraw Checks whether or not the navigation during redraw is enabled, and enable or disable it.
Public property AllUsersAddinsLocation The folder location for .addin files for all users.
Public property AngleTolerance Angle tolerance.
Public property BackgroundColor The background color to use for model views in this session.
Public property Cities Returns a set of all the known city locations within Revit.
Public property Create Provides an object that can be used to create new instances of Autodesk Revit API objects.
Public property CurrentRevitServerAccelerator Current Revit Server accelerator.
Public property CurrentUserAddinsLocation The folder location for .addin files for the current user.
Public property CurrentUsersAddinsDataFolderPath Path to AddinsData folder for the current user.
Public property CurrentUsersDataFolderPath Path to data folder for the current user.
Public property DefaultIFCProjectTemplate Full path to the default template file for new IFC project documents. It may be empty, in which case the DefaultProjectTemplate should be used.
Public property DefaultProjectTemplate Full path to the default template file for new project documents.
Public property DefaultViewDiscipline The view discipline that will be applied to new views by default.
Public property Documents Returns a set of documents within Revit.
Public property ExportIFCCategoryTable Full path to the file that defines Revit category to IFC entity mappings for IFC export.
Public property FamilyTemplatePath Default path for family template files.
Public property ImportIFCCategoryTable Full path to the file that defines IFC entity to Revit category mappings for IFC import.
Public property IsArchitectureEnabled Checks whether or not the architecture discipline is enabled, and enable or disable it.
Public property IsElectricalAnalysisEnabled Checks whether or not electrical analysis is enabled, and enable or disable it.
Public property IsElectricalEnabled Checks whether or not the electrical discipline is enabled, and enable or disable it.
Public property IsEnergyAnalysisEnabled Checks whether or not energy analysis is enabled, and enable or disable it.
Public property IsInfrastructureEnabled Checks whether or not infrastructure discipline is enabled, and enable or disable it.
Public property Static member IsLoggedIn Checks if the user is logged in from this session to their Autodesk account.
Public property IsMassingEnabled Checks whether or not the massing and site tools are enabled, and enable or disable them.
Public property IsMechanicalAnalysisEnabled Checks whether or not mechanical analysis is enabled, and enable or disable it.
Public property IsMechanicalEnabled Checks whether or not the mechanical discipline is enabled, and enable or disable it.
Public property IsPipingAnalysisEnabled Checks whether or not piping analysis is enabled, and enable or disable it.
Public property IsPipingEnabled Checks whether or not the piping discipline is enabled, and enable or disable it.
Public property IsRouteAnalysisEnabled Checks whether or not route analysis is enabled, and enable or disable it.
Public property IsStructuralAnalysisEnabled Checks whether or not the structural analysis is enabled, and enable or disable it.
Public property IsStructureEnabled Checks whether or not the structure discipline is enabled, and enable or disable it.
Public property IsSystemsEnabled Checks whether or not any systems disciplines (mechanical, electrical, or piping) are enabled.
Public property IsValidObject Specifies whether the .NET object represents a valid Revit entity.
Public property Language The language used in the current session of Revit.
Public property LoginUserId The user id of the user currently logged in. The user id will be empty if the user is not logged in.
Public property Static member MinimumThickness The minimum thickness allowed in Revit for a variety of geometric constructs. These include blends, extrusions, and wall layers.
Public property PointCloudsRootPath Root path for point cloud files.
Public property Product The product type for the current session of Revit.
Public property RecordingJournalFilename Retrieve the name of the journal file the Revit is currently recording to.
Public property SharedParametersFilename Contains the fully qualified path to a shared parameters file.
Public property ShortCurveTolerance The enforced minimum length for any curve created by Revit.
Public property ShowGraphicalOpenEndsAreaBasedLoadBoundaryDisconnects Whether or not to show the graphical open ends for Area Based Load Boundary disconnects.
Public property ShowGraphicalWarningCableTrayConduitDisconnects Whether or not to show the graphical warnings for CTC disconnects.
Public property ShowGraphicalWarningDuctDisconnects Whether or not to show the graphical warnings for duct disconnects.
Public property ShowGraphicalWarningElectricalDisconnects Whether or not to show the graphical warnings for Electrical disconnects.
Public property ShowGraphicalWarningHangerDisconnects Whether or not to show the graphical warnings for Fabrication Hanger disconnects.
Public property ShowGraphicalWarningPipeDisconnects Whether or not to show the graphical warnings for Pipe disconnects.
Public property SubVersionNumber The minor version number of Revit
Public property SystemsAnalysisWorkfilesRootPath Root path for systems analysis workfiles
Public property Username Gets the user name for the current Revit session.
Public property VersionBuild Returns the internal build number of the Autodesk Revit application.
Public property VersionName Returns the name of the Revit application.
Public property VersionNumber Return the primary version of the Revit application.
Public property VertexTolerance Vertex tolerance.
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Methods
Name Description
Public method CopyModel Copies an existing model to a new file. Overwriting a file of the same name is allowed.
Public method Dispose Releases all resources used by the Application
Public method Equals Determines whether the specified object is equal to the current object.
(Inherited from Object )
Public method ExtractPartAtomFromFamilyFile Writes a PartAtom XML from the contents of a family file.
Public method GetAssets Gets all the Assets of the specified type.
Public method Static member GetFailureDefinitionRegistry Returns the instance of FailureDefinitionRegistry.
Public method GetHashCode Serves as the default hash function.
(Inherited from Object )
Public method GetLibraryPaths Returns path information identifying where Revit searches for content.
Public method GetRevitServerNetworkHosts Gets the list of all Revit Server Network hosts in current session.
Public method GetSystemsAnalysisWorkflowNames Returns names for systems analysis workflows.
Public method GetSystemsAnalysisWorkflows Returns name and path information identifying systems analysis workflow files.
Public method GetType Gets the Type of the current instance.
(Inherited from Object )
Public method GetWorksharingCentralGUID Gets the worksharing central GUID of the given server-based model.
Public method IsJournalPlaying Determines if the application is currently in journal playback mode.
Public method Static member IsValidThickness Checks if the input value is valid to be supplied as a thickness (for an extrusion, or blend, or wall layer, or similar geometric construct).
Public method NewFamilyDocument New family document, including family, titleblock, and annotation symbol
Public method NewProjectDocument(String) New project document
Public method NewProjectDocument(UnitSystem) Creates a new project document with no template file specified.
Public method NewProjectTemplateDocument New project template document
Public method OpenDocumentFile(String) Opens a document from disk.
Public method OpenDocumentFile(ModelPath, OpenOptions) Opens a document from disk or cloud.
Public method OpenDocumentFile(ModelPath, OpenOptions, IOpenFromCloudCallback) Opens a document from disk or cloud.
Public method OpenIFCDocument(String) Opens an IFC document from disk using default options.
Public method OpenIFCDocument(String, IFCImportOptions) Opens an IFC document from disk using custom options.
Public method OpenSharedParameterFile Enables access to shared parameter groups and definitions that are maintained on disk.
Public method PurgeReleasedAPIObjects Explicitly purges all API objects that have been released but are still awaiting to be finalized
Public method Static member RegisterFailuresProcessor Replaces Revit's default user interface (if present) with alternative handling for all warnings and errors (including those not generated by your application) for the rest of the Revit session; if your application is not prepared to respond to all warnings and errors, consider use of IFailuresPreprocessor (in your opened Transaction) or the FailuresProcessing event instead of this interface.
Public method SetLibraryPaths
Public method SetSystemsAnalysisWorkflows
Public method ToString Returns a string that represents the current object.
(Inherited from Object )
Public method UpdateRenderAppearanceLibrary Updates the stored render appearance library, giving the Revit session access to any new RPC content.
Public method WriteJournalComment Writes a comment to the Revit journal file.
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Events
Name Description
Public event ApplicationInitialized Subscribe to this event to get notified after the Revit application has been initialized
Public event DocumentChanged Subscribe to the DocumentChanged event to be notified when Revit document has changed.
Public event DocumentClosed Subscribe to the DocumentClosing event to be notified when Revit is just about to close a document.
Public event DocumentClosing Subscribe to the DocumentClosing event to be notified when Revit is just about to close a document.
Public event DocumentCreated Subscribe to the DocumentCreated event to be notified immediately after Revit has finished creating a new document.
Public event DocumentCreating Subscribe to the DocumentCreating event to be notified when Revit is just about to create a new document.
Public event DocumentOpened Subscribe to the DocumentOpened event to be notified immediately after Revit has finished opening a document.
Public event DocumentOpening Subscribe to the DocumentOpening event to be notified when Revit is just about to open a document.
Public event DocumentPrinted Subscribe to the DocumentPrinted event to be notified immediately after Revit has finished printing a view or ViewSet of the document.
Public event DocumentPrinting Subscribe to the DocumentPrinting event to be notified when Revit is just about to print a view or ViewSet of the document.
Public event DocumentReloadedLatest Subscribe to the DocumentReloadedLatestEventArgs event to be notified immediately after Revit has finished reloading a document with central model.
Public event DocumentReloadingLatest Subscribe to the DocumentReloadingLatestEventArgs event to be notified when Revit is just about to reload latest changes from a central model.
Public event DocumentSaved Subscribe to the DocumentSaved event to be notified immediately after Revit has finished saving a document.
Public event DocumentSavedAs Subscribe to the DocumentSavedAs event to be notified immediately after Revit has finished saving document with a new file name.
Public event DocumentSaving Subscribe to the DocumentSaving event to be notified when Revit is just about to save a document.
Public event DocumentSavingAs Subscribe to the DocumentSavingAs event to be notified when Revit is just about to save the document with a new file name.
Public event DocumentSynchronizedWithCentral Subscribe to the DocumentSynchronizedWithCentral event to be notified immediately after Revit has finished synchronizing a document with central model.
Public event DocumentSynchronizingWithCentral Subscribe to the DocumentSynchronizingWithCentral event to be notified when Revit is just about to synchronize a document with central model.
Public event DocumentWorksharingEnabled Subscribe to the DocumentWorksharingEnabled event to be notified when a document has become workshared.
Public event ElementTypeDuplicated Subscribe to the ElementTypeDuplicated event to be notified immediately after Revit has finished duplicating an element type.
Public event ElementTypeDuplicating Subscribe to the ElementTypeDuplicating event to be notified when Revit is just about to duplicate an element type.
Public event FailuresProcessing Subscribe to the FailuresProcessing event to be notified when failures are being processed at the end of transaction.
Public event FamilyLoadedIntoDocument Subscribe to the FamilyLoadedInto event to be notified after Revit loaded a family into a document.
Public event FamilyLoadingIntoDocument Subscribe to the FamilyLoadingInto event to be notified when Revit is just about to load a family into a document.
Public event FileExported Subscribe to the FileExported event to be notified immediately after Revit has finished exporting files of formats supported by the API.
Public event FileExporting Subscribe to the FileExporting event to be notified when Revit is just about to export files of formats supported by the API.
Public event FileImported Subscribe to the FileImported event to be notified immediately after Revit has finished importing a file of format supported by the API.
Public event FileImporting Subscribe to the FileImporting event to be notified when Revit is just about to import a file of format supported by the API.
Public event LinkedResourceOpened Subscribe to the LinkedResourceOpened event to be notified immediately after Revit has finished opening a linked resource.
Public event LinkedResourceOpening Subscribe to the LinkedResourceOpening event to be notified when Revit is just about to open a linked resource.
Public event ProgressChanged Subscribe to the ProgressChanged event to be notified when an operation in Revit has progress bar data available.
Public event ViewExported Subscribe to the ViewExported event to be notified immediately after Revit has finished exporting a view of the document.
Public event ViewExporting Subscribe to the ViewExporting event to be notified when Revit is just about to export a view of the document.
Public event ViewPrinted Subscribe to the ViewPrinted event to be notified immediately after Revit has finished printing a view of the document.
Public event ViewPrinting Subscribe to the ViewPrinting event to be notified when Revit is just about to print a view of the document.
Public event ViewsExportedByContext Subscribe to the ViewsExportedByContext event to be notified immediately after Revit has finished exporting one or more views of the document via an export context by CustomExporter.
Public event ViewsExportingByContext Subscribe to the ViewsExportingByContext event to be notified when Revit is just about to export one or more views of the document via an export context by CustomExporter.
Public event WorksharedOperationProgressChanged Subscribe to the WorksharedOperationProgressChanged to be notified when progress has changed during Collaboration for Revit's workshared operations: open model and synchronize with central.
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See Also