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- Type Parameters:
E- the type of the elements of this model
- All Known Subinterfaces:
- ComboBoxModel<E>, MutableComboBoxModel<E>
- 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
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Method Summary
Methods Modifier and Type Method and Description voidaddListDataListener(ListDataListener l)Adds a listener to the list that's notified each time a change to the data model occurs.EgetElementAt(int index)Returns the value at the specified index.intgetSize()Returns the length of the list.voidremoveListDataListener(ListDataListener l)Removes a listener from the list that's notified each time a change to the data model occurs.
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Method Detail
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getSize
int getSize()
Returns the length of the list.- Returns:
- the length of the list
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getElementAt
E getElementAt(int index)
Returns the value at the specified index.- Parameters:
index- the requested index- Returns:
- the value at
index
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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- theListDataListenerto be added
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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- theListDataListenerto be removed
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Document created the 11/06/2005, last modified the 04/03/2020
Source of the printed document:https://www.gaudry.be/en/java-api-rf-javax/swing/ListModel.html
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References
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