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78 lines
1.5 KiB
78 lines
1.5 KiB
/*
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* Copyright (c) 1997, 2002, Oracle and/or its affiliates. All rights reserved.
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* ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*/
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package javax.swing;
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import javax.swing.event.*;
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/**
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* A model that supports at most one indexed selection.
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*
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* @author Dave Moore
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*/
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public interface SingleSelectionModel {
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/**
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* Returns the model's selection.
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*
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* @return the model's selection, or -1 if there is no selection
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* @see #setSelectedIndex
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*/
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public int getSelectedIndex();
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/**
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* Sets the model's selected index to <I>index</I>.
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*
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* Notifies any listeners if the model changes
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*
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* @param index an int specifying the model selection
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* @see #getSelectedIndex
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* @see #addChangeListener
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*/
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public void setSelectedIndex(int index);
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/**
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* Clears the selection (to -1).
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*/
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public void clearSelection();
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/**
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* Returns true if the selection model currently has a selected value.
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* @return true if a value is currently selected
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*/
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public boolean isSelected();
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/**
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* Adds <I>listener</I> as a listener to changes in the model.
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* @param listener the ChangeListener to add
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*/
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void addChangeListener(ChangeListener listener);
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/**
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* Removes <I>listener</I> as a listener to changes in the model.
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* @param listener the ChangeListener to remove
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*/
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void removeChangeListener(ChangeListener listener);
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}
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