Interface ListModel<E>
- 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
ListModel.getSize() - 1. Any change to the contents or
length of the data model must be reported to all of the
ListDataListeners.
- Since:
- 1.2
- See Also:
-
Method Summary
Modifier and TypeMethodDescriptionvoidAdds a listener to the list that's notified each time a change to the data model occurs.getElementAt(int index) Returns the value at the specified index.intgetSize()Returns the length of the list.voidRemoves a listener from the list that's notified each time a change to the data model occurs.
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Method Details
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getSize
int getSize()Returns the length of the list.- Returns:
- the length of the list
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getElementAt
Returns the value at the specified index.- Parameters:
index- the requested index- Returns:
- the value at
index
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addListDataListener
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
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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