| Name | Description |
|---|---|
| WidgetInterface | represents a single widget. |
| WidgetsHandlerInterface | interface WidgetsHandler. |
| Name | Description |
|---|---|
| WidgetEntityNotFoundException | |
| WidgetException | |
| WidgetGroupNotFoundException | |
| WidgetParameterException | |
| WidgetsHandler | Class WidgetsHandler. |