WidgetModel (hybris Commerce Suite 1905)

All Known Subinterfaces:

ItemEditorWidgetModel<T>, ItemWidgetModel<T>, ListWidgetModel<E>, MapWidgetModel<K,V>

All Known Implementing Classes:

AbstractWidgetModel, DefaultItemEditorWidgetModel, DefaultItemWidgetModel, DefaultListWidgetModel, DefaultMapWidgetModel
```
public interface WidgetModel
```
A WidgetModel is, as the name suggests, a widget (view) model. It defines methods for dealing with model listeners (typically widget views).
A WidgetModel typically holds simple view state and notifies all registered listeners (views) when its state has been changed.

See Also:

AbstractWidgetModel, Widget, WidgetAdapter

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`void`	`addWidgetModelListener(WidgetModelListener listener)`	Registers the `WidgetModelListener` `listener` with this model.
`void`	`notifyListeners()`	Notifies all registered `WidgetModelListener`s that the model has changed.
`void`	`removeWidgetModelLlistener(WidgetModelListener listener)`	Unregisters the `WidgetModelListener` `listener` with this model.

- Method Detail
  - addWidgetModelListener
```
void addWidgetModelListener(WidgetModelListener listener)
```
    Registers the WidgetModelListener listener with this model.
    
    Parameters:
    
    listener - widget model listener to register
  - removeWidgetModelLlistener
```
void removeWidgetModelLlistener(WidgetModelListener listener)
```
    Unregisters the WidgetModelListener listener with this model.
    
    Parameters:
    
    listener - widget model listener to unregister
  - notifyListeners
```
void notifyListeners()
```
    Notifies all registered WidgetModelListeners that the model has changed.