JDK8/Java8源码在线阅读

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 * Copyright (c) 1998, 2001, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.  Oracle designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Oracle in the LICENSE file that accompanied this code.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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package javax.swing.colorchooser;

import javax.swing.*;
import javax.swing.event.*;
import java.awt.Color;

/**
 * A model that supports selecting a <code>Color</code>.
 *
 * @author Steve Wilson
 *
 * @see java.awt.Color
 */
public interface ColorSelectionModel {
    /**
     * Returns the selected <code>Color</code> which should be
     * non-<code>null</code>.
     *
     * @return  the selected <code>Color</code>
     * @see     #setSelectedColor
     */
    Color getSelectedColor();

    /**
     * Sets the selected color to <code>color</code>.
     * Note that setting the color to <code>null</code>
     * is undefined and may have unpredictable results.
     * This method fires a state changed event if it sets the
     * current color to a new non-<code>null</code> color.
     *
     * @param color the new <code>Color</code>
     * @see   #getSelectedColor
     * @see   #addChangeListener
     */
    void setSelectedColor(Color color);

    /**
     * Adds <code>listener</code> as a listener to changes in the model.
     * @param listener the <code>ChangeListener</code> to be added
     */

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