StructuredTextSegmentListener (Eclipse Platform API Specification)

java.lang.Object
- org.eclipse.jface.util.StructuredTextSegmentListener

All Implemented Interfaces:

EventListener, SegmentListener, SWTEventListener
```
public class StructuredTextSegmentListener
extends Object
implements SegmentListener
```
Segment listener that implements bidi-structured text reordering. The reordering is specified by the structured text type that is passed to the constructor.
Note: This class only works if the org.eclipse.equinox.bidi bundle is on the classpath!

Since:

3.9

Restriction:

This class is not intended to be subclassed by clients.

Constructor Summary

Constructors
Constructor	Description
`StructuredTextSegmentListener(String textType)`	Creates a new structured text segment listener.
`StructuredTextSegmentListener(StructuredTextTypeHandler textTypeHandler)`	Creates a new structured text segment listener.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type Method Description

void getSegments(SegmentEvent event)
This method is called when text content is being modified.
- Methods inherited from class java.lang.Object
  clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Constructor Detail
  - StructuredTextSegmentListener
```
public StructuredTextSegmentListener(String textType)
```
    Creates a new structured text segment listener.
    
    Parameters:
    
    textType - the structured text type. Possible values are the structured text type ids supported by StructuredTextTypeHandlerFactory.getHandler(String).
    
    Throws:
    
    IllegalArgumentException - if textType is not a known type identifier
  - StructuredTextSegmentListener
```
public StructuredTextSegmentListener(StructuredTextTypeHandler textTypeHandler)
```
    Creates a new structured text segment listener.
    
    Parameters:
    
    textTypeHandler - the structured text type handler
    
    Throws:
    
    IllegalArgumentException - if the handler is null
- Method Detail
  - getSegments
```
public void getSegments(SegmentEvent event)
```
    Description copied from interface: SegmentListener
    This method is called when text content is being modified.
    The following event fields are used:
    
    event.lineText text content (input)
    
    event.segments text offsets for segment characters (output)
    
    event.segmentsChars characters that should be inserted (output, optional)
    Specified by:
    
    getSegments in interface SegmentListener
    
    Parameters:
    
    event - the given event
    
    See Also:
    
    SegmentEvent