# Items Events

This topic covers the specific events exposed by the **RadDiagramItem**. The events are grouped by their general purpose.

## Edit Events

* **PreviewBeginEdit**- occurs when item is about to be edited.

* **BeginEdit**- occurs when item has entered edit mode.

* **PreviewEndEdit**- occurs when item is about to exit the edit mode.

* **EndEdit**- occurs when item is edited (exited the edit mode).

## Shape Connector Specific Events

* **ActivationChanged** - occurs when a connector of the shape is activated.

## Connection Specific Events

* **ManipulationPointActivated**- occurs when a connector of the connection is activated.