JListHelper

java.lang.Object
- weka.gui.JListHelper

```
public class JListHelper
extends java.lang.Object
```
A helper class for JList GUI elements with DefaultListModel or derived models.

Version:

$Revision: 7059 $

Author:

FracPete (fracpete at waikato dot ac dot nz)

See Also:

JList, DefaultListModel

Field Summary

Fields
Modifier and Type Field Description

static int MOVE_DOWN
moves items down

static int MOVE_UP
moves items up

Constructor Summary

Constructors
Constructor Description

JListHelper()

Method Summary

All Methods Static Methods Concrete Methods
Modifier and Type	Method	Description
`static boolean`	`canMoveDown(javax.swing.JList list)`	checks whether the selected items can be moved down
`static boolean`	`canMoveUp(javax.swing.JList list)`	checks whether the selected items can be moved up
`static void`	`moveBottom(javax.swing.JList list)`	moves the selected items to the end
`static void`	`moveDown(javax.swing.JList list)`	moves the selected item down by 1
`static void`	`moveTop(javax.swing.JList list)`	moves the selected items to the top
`static void`	`moveUp(javax.swing.JList list)`	moves the selected items up by 1

Methods inherited from class java.lang.Object
equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Field Detail
  - MOVE_UP
```
public static final int MOVE_UP
```
    moves items up
    
    See Also:
    
    Constant Field Values
  - MOVE_DOWN
```
public static final int MOVE_DOWN
```
    moves items down
    
    See Also:
    
    Constant Field Values
- Constructor Detail
  - JListHelper
```
public JListHelper()
```
- Method Detail
  - moveUp
```
public static void moveUp(javax.swing.JList list)
```
    moves the selected items up by 1
    
    Parameters:
    
    list - the JList to work on
  - moveDown
```
public static void moveDown(javax.swing.JList list)
```
    moves the selected item down by 1
    
    Parameters:
    
    list - the JList to work on
  - moveTop
```
public static void moveTop(javax.swing.JList list)
```
    moves the selected items to the top
    
    Parameters:
    
    list - the JList to work on
  - moveBottom
```
public static void moveBottom(javax.swing.JList list)
```
    moves the selected items to the end
    
    Parameters:
    
    list - the JList to work on
  - canMoveUp
```
public static boolean canMoveUp(javax.swing.JList list)
```
    checks whether the selected items can be moved up
    
    Parameters:
    
    list - the JList to work on
  - canMoveDown
```
public static boolean canMoveDown(javax.swing.JList list)
```
    checks whether the selected items can be moved down
    
    Parameters:
    
    list - the JList to work on