IBslValueStateChangeListener (1C:Enterprise Development Tools 1.24.0-SNAPSHOT API)

```
public interface IBslValueStateChangeListener
```
A BSL value listener is notified when an IBslValue changes its state and content.

See Also:

IBslValue, IBslValueFactory

Field Summary

Fields
Modifier and Type Field Description

static IBslValueStateChangeListener NULL
Null-implementation of IBslValueStateChangeListener, does nothing in valueStateChanged.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`void`	`valueStateChanged(IBslValue newValue)`	Notifies the listener that BSL value changes its state and content.

- Field Detail
  - NULL
```
static final IBslValueStateChangeListener NULL
```
    Null-implementation of IBslValueStateChangeListener, does nothing in valueStateChanged.
    Instance is thread-safe and may be used by clients.
- Method Detail
  - valueStateChanged
```
void valueStateChanged(IBslValue newValue)
```
    Notifies the listener that BSL value changes its state and content. Method can be invoked multiple times, one time per any change.
    BSL value owner (variable, watch expression, etc.) is intended to update it's content and state on method calls.
    
    Parameters:
    
    result - the result of the value state changes (actual new value), cannot be null