Class TrackListModel

java.lang.Object
  TrackListModel

All Implemented Interfaces:

javax.swing.ComboBoxModel, javax.swing.ListModel

public class TrackListModel

extends java.lang.Object

implements javax.swing.ComboBoxModel

TrackListModel is a model for JComboBox. It implements the ComboBoxModel interface. This model contains a list of the names of the tracks available. Track names are all given at the same time with the setElements(String [] trks) method. The selected track can be queried with the Object getSelectedItem() method, which always returns a String object.

Version:

1.0

Author:

Stefan Brockmann, Tero Kuusela

See Also:

Tracksail

Field Summary

private java.lang.String[]	elements list elements (track names)
private java.util.ArrayList	listeners list of registered list data listeners
private java.lang.Object	selected the track that's selected in the ComboBox

Constructor Summary

TrackListModel()

Method Summary

void	addListDataListener(javax.swing.event.ListDataListener l) Adds a list data listener.
java.lang.Object	getElementAt(int index) Returns the name of the track with the given index.
java.lang.Object	getSelectedItem() Returns the name of the selected track.
int	getSize() Returns the number of the tracks in this list.
void	removeListDataListener(javax.swing.event.ListDataListener l) Removes a list data listener.
void	setElements(java.lang.String[] trks) Sets the content of the model (track names).
void	setSelectedItem(java.lang.Object item) Sets the selected track.

Methods inherited from class java.lang.Object

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

Field Detail

listeners

private java.util.ArrayList listeners

list of registered list data listeners

elements

private java.lang.String[] elements

list elements (track names)

selected

private java.lang.Object selected

the track that's selected in the ComboBox

Constructor Detail

TrackListModel

public TrackListModel()

Method Detail

addListDataListener

public void addListDataListener(javax.swing.event.ListDataListener l)

Adds a list data listener.

Specified by:

addListDataListener in interface javax.swing.ListModel

Parameters:

l - ListDataListener object

removeListDataListener

public void removeListDataListener(javax.swing.event.ListDataListener l)

Removes a list data listener.

Specified by:

removeListDataListener in interface javax.swing.ListModel

Parameters:

l - ListDataListener object

getElementAt

public java.lang.Object getElementAt(int index)

Returns the name of the track with the given index.

Specified by:

getElementAt in interface javax.swing.ListModel

Parameters:

index - index of the track to return the name of

Returns:

Name of the track with the given index.

getSize

public int getSize()

Returns the number of the tracks in this list.

Specified by:

getSize in interface javax.swing.ListModel

Returns:

Number of tracks in this list.

setElements

public void setElements(java.lang.String[] trks)

Sets the content of the model (track names).

Everything is done directly with one array.

Parameters:

trks - tracks as a String array

getSelectedItem

public java.lang.Object getSelectedItem()

Returns the name of the selected track.

Specified by:

getSelectedItem in interface javax.swing.ComboBoxModel

Returns:

Name of the selected track.

setSelectedItem

public void setSelectedItem(java.lang.Object item)

Sets the selected track.

Specified by:

setSelectedItem in interface javax.swing.ComboBoxModel

Parameters:

item - Name of the selected track.