IValueChanged (ion (Core) 0.0.201309221112.0${version.suffix})

Type Parameters:

TProperty - the type of the property which changed

TValue - the type of the value of the property which changed

All Superinterfaces:

ion.Meta.IEvent

All Known Implementing Classes:

ValueChanged
```
public interface IValueChanged<TOldValue,TNewValue,TProperty extends Property>
extends ion.Meta.IEvent
```
Indicates that a Property has changed its value.

Author:

GAIPS

- Method Summary
  
  All Methods Instance Methods Abstract Methods
  Modifier and Type Method Description
  
  TNewValue getNewValue()
  
  TOldValue getOldValue()
  
  TProperty getProperty()
  - Methods inherited from interface ion.Meta.IEvent
    getRaiseTime

- Method Detail
  - getProperty
```
TProperty getProperty()
```
    Returns:
    
    the Property which value has changed
  - getOldValue
```
TOldValue getOldValue()
```
    Returns:
    
    the value before the change occurred
  - getNewValue
```
TNewValue getNewValue()
```
    Returns:
    
    the value after the change occurred