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EA_OnPreDeleteDiagramObject

EA_OnPreDeleteDiagramObject notifies Add-Ins that a diagram object is to be deleted from the model. It enables Add-Ins to permit or deny deletion of the element.

This event occurs when a user attempts to permanently delete an element from a diagram. The notification is provided immediately before the element is deleted, so that the Add-In can disable deletion of the element.

Syntax

Function EA_OnPreDeleteDiagramObject (Repository As EA.Repository, Info As EA.EventProperties) As Boolean

The EA_OnPreDeleteDiagramObject function syntax contains these parameters.

Parameter

Type

See also

Repository

EA.Repository

Direction: IN

Description: An EA.Repository object representing the currently-open Enterprise Architect model. Poll its members to retrieve model data and user interface status information.

Repository Class

Info

EA.EventProperties

Direction: IN

Description: Contains this EventProperty object for the element to be deleted:

  • ID: A long value corresponding to DiagramObject.ElementID
EventProperties Class

Return Value

Return True to enable deletion of the element from the model. Return False to disable deletion of the element.