org.xulux.guilayer.swing.models
Class DefaultComboModel

java.lang.Object
  javax.swing.AbstractListModel
      org.xulux.guilayer.swing.models.DefaultComboModel

All Implemented Interfaces:

java.io.Serializable, javax.swing.ComboBoxModel, javax.swing.ListModel

public class DefaultComboModel
extends javax.swing.AbstractListModel
implements javax.swing.ComboBoxModel

The default combobox model.

Version:

$Id: DefaultComboModel.java,v 1.1 2005/12/18 12:58:21 mvdb Exp $

Author:

Martin van den Bemt

See Also:

Serialized Form

Nested Class Summary

class

DefaultComboModel.ComboShowable Holds all items in a list

Field Summary

Fields inherited from class javax.swing.AbstractListModel

listenerList

Constructor Summary

DefaultComboModel()
don't do anything, since we don't have any data..

DefaultComboModel(java.util.List list, java.lang.String field, Combo combo)
Constructor for DefaultComboModel.

Method Summary

void	destroy() Clean up combomodel (if at all needed)
java.lang.Object	getElementAt(int index) The comboshowable which is requested by the JCombo object.
protected java.util.List	getList()
protected java.util.List	getOriginal()
java.lang.Object	getRealSelectedValue()
int	getSelectedIndex()
java.lang.Object	getSelectedItem()
int	getSize()
protected void	initialize() Initialize the model and the data
void	setRealSelectedValue(java.lang.Object selectedItem) Set the real selected item (so not the comboshowable.
void	setSelectedItem(int index) Set the selected item to the specified index
void	setSelectedItem(java.lang.Object anItem) When using the arrow keys to select another item from the combo, we have to fire an event with the index0 and the index1 with the value -1.

Methods inherited from class javax.swing.AbstractListModel

addListDataListener, fireContentsChanged, fireIntervalAdded, fireIntervalRemoved, getListDataListeners, getListeners, removeListDataListener

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface javax.swing.ListModel

addListDataListener, removeListDataListener

Constructor Detail

DefaultComboModel

public DefaultComboModel()

don't do anything, since we don't have any data.. It will create an empty list however

DefaultComboModel

public DefaultComboModel(java.util.List list,
                         java.lang.String field,
                         Combo combo)

Constructor for DefaultComboModel.

Parameters:

list - the list with data

field - the field to use

combo - the combo used

Method Detail

setSelectedItem

public void setSelectedItem(java.lang.Object anItem)

When using the arrow keys to select another item from the combo, we have to fire an event with the index0 and the index1 with the value -1. This way you can actually see the selectedItem change on screen. If you don't fire this event, the selectedItem (onscreen!) will stay on the selected item on creation of the combo.

Specified by:

setSelectedItem in interface javax.swing.ComboBoxModel

See Also:

ComboBoxModel.setSelectedItem(Object)

setSelectedItem

public void setSelectedItem(int index)

Set the selected item to the specified index

Parameters:

index - the index to select

getSelectedItem

public java.lang.Object getSelectedItem()

Specified by:

getSelectedItem in interface javax.swing.ComboBoxModel

See Also:

ComboBoxModel.getSelectedItem()

getSize

public int getSize()

Specified by:

getSize in interface javax.swing.ListModel

See Also:

ListModel.getSize()

getElementAt

public java.lang.Object getElementAt(int index)

The comboshowable which is requested by the JCombo object.

Specified by:

getElementAt in interface javax.swing.ListModel

See Also:

ListModel.getElementAt(int)

getRealSelectedValue

public java.lang.Object getRealSelectedValue()

Returns:

the real selected value in the combo, so not a comboshowable

getSelectedIndex

public int getSelectedIndex()

Returns:

the selected index in the model If the selection is null, it will return -1

setRealSelectedValue

public void setRealSelectedValue(java.lang.Object selectedItem)

Set the real selected item (so not the comboshowable.

Parameters:

selectedItem - the real selected item

initialize

protected void initialize()

Initialize the model and the data

destroy

public void destroy()

Clean up combomodel (if at all needed)

getOriginal

protected java.util.List getOriginal()

Returns:

the original data

getList

protected java.util.List getList()

Returns:

the data in the combo