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javax.swing
Interface ListModel<E>

Type Parameters:

E - the type of the elements of this model

All Known Subinterfaces:

ComboBoxModel, MutableComboBoxModel

All Known Implementing Classes:

AbstractListModel, BasicDirectoryModel, DefaultComboBoxModel, DefaultListModel, MetalFileChooserUI.DirectoryComboBoxModel, MetalFileChooserUI.FilterComboBoxModel

public interface ListModel<E>

This interface defines the methods components like JList use to get the value of each cell in a list and the length of the list. Logically the model is a vector, indices vary from 0 to ListDataModel.getSize() - 1. Any change to the contents or length of the data model must be reported to all of the ListDataListeners.

See Also:

JList

Method Summary

Modifier and Type	Method and Description
void	addListDataListener(ListDataListener l) Adds a listener to the list that's notified each time a change to the data model occurs.
E	getElementAt(int index) Returns the value at the specified index.
int	getSize() Returns the length of the list.
void	removeListDataListener(ListDataListener l) Removes a listener from the list that's notified each time a change to the data model occurs.

Method Detail

getSize

int getSize()

Returns the length of the list.

Returns:

the length of the list

getElementAt

E getElementAt(int index)

Returns the value at the specified index.

Parameters:

index - the requested index

Returns:

the value at index

addListDataListener

void addListDataListener(ListDataListener l)

Adds a listener to the list that's notified each time a change to the data model occurs.

Parameters:

l - the ListDataListener to be added

removeListDataListener

void removeListDataListener(ListDataListener l)

Removes a listener from the list that's notified each time a change to the data model occurs.

Parameters:

l - the ListDataListener to be removed