This namespace provides "extra" event handlers, which may be useful, but are not important enough to be included in the core Piccolo package.
| Class | Description |
|---|---|
| PControlEventHandler | PControlEventHandler implements simple focus based navigation for PControl nodes. |
| PNavigationEventHandler | PNavigationEventHandler implements simple focus based navigation. |
| PNotification | PNotification objects encapsulate information so that it can be broadcast to other objects by a PNotificationCenter. |
| PNotificationCenter | PNotificationCenter provides a way for objects that don’t know about each other to communicate. |
| PNotificationCenter.CompoundKey | CompoundKey stores a name/object pair used to map listener lists in the listeners map. |
| PNotificationCenter.CompoundValue | CompoundValue stores an object (the listener) and a callback to invoke on that object. |
| PSelectionEventHandler | PSelectionEventHandler provides standard interaction for selection. |
| PSelectionEventHandler.BoundsFilter | A node filter that accepts nodes whose bounds intersect the specified bounds. |
| PZoomToEventHandler | PZoomToEventHandler is used to zoom the camera view to the node clicked on with button one. |