ApplicationFileExporting Event

public event EventHandler<FileExportingEventArgs> FileExporting

Public Event FileExporting As EventHandler(Of FileExportingEventArgs)

public:
 event EventHandler<FileExportingEventArgs^>^ FileExporting {
	void add (EventHandler<FileExportingEventArgs^>^ value);
	void remove (EventHandler<FileExportingEventArgs^>^ value);
}

member FileExporting : IEvent<EventHandler<FileExportingEventArgs>,
    FileExportingEventArgs>

Value

This event is raised when Revit is just about to export files of formats supported by the API.

Handlers of this event are permitted to make modifications to any document (including the active document), except for documents that are currently in read-only mode.

Event is cancellable. To cancel it, call the 'Cancel()' method in event's argument to True. Your application is responsible for providing feedback to the user about the reason for the cancellation.

The following API functions are not available for the current document during this event:

• All overloads of Autodesk.Revit.DB.Document.Export()
• Autodesk.Revit.Document.Print()
• Print and similar overloads.
• SubmitPrint and similar overloads.
• [!:Autodesk::Revit::DB::Document::Close()] and similar overloads.
• [!:Autodesk::Revit::DB::Document::Save()] .
• [!:Autodesk::Revit::DB::Document::SaveAs(String)] and similar overloads.

Exception InvalidOperationException will be thrown if any of the above methods is called during this event.

Another FileExported event will be raised immediately after file exporting is finished.

Reference