TransformerListener (Cytoscape Swing App API (swing-app-api) 3.8.0 API)

```
public interface TransformerListener
```
Listens for changes to Transformer parameters. This listener should be added to, or removed from a Transformer directly.
Module: filter-api
To use this in your app, include the following dependency in your POM:
```
<dependency>
    <groupId>org.cytoscape</groupId>
    <artifactId>filter-api</artifactId>
</dependency>
```
Cytoscape Backwards Compatibility (SPI Interface): We expect that this interface will be implemented. Therefore to maintain backwards compatibility this interface will only be modified for major version updates.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method	Description
`void`	`handleSettingsChanged()`	Called by a `Transformer` to indicate that its settings have changed in some way.

- Method Detail
  - handleSettingsChanged
```
void handleSettingsChanged()
```
    Called by a Transformer to indicate that its settings have changed in some way.