src/java.desktop/windows/classes/com/sun/java/swing/plaf/windows/WindowsDesktopIconUI.java

/*
 * Copyright (c) 1997, 2004, 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 com.sun.java.swing.plaf.windows;

import java.awt.*;
import javax.swing.plaf.*;
import javax.swing.plaf.basic.*;
import javax.swing.*;
import javax.swing.border.*;



/**
 * Windows icon for a minimized window on the desktop.
 * <p>
 * <strong>Warning:</strong>
 * Serialized objects of this class will not be compatible with
 * future Swing releases.  The current serialization support is appropriate
 * for short term storage or RMI between applications running the same
 * version of Swing.  A future release of Swing will provide support for
 * long term persistence.
 */
public class WindowsDesktopIconUI extends BasicDesktopIconUI {
    private int width;

    public static ComponentUI createUI(JComponent c) {
        return new WindowsDesktopIconUI();
    }

    public void installDefaults() {
        super.installDefaults();
        width = UIManager.getInt("DesktopIcon.width");
    }

    public void installUI(JComponent c)   {
        super.installUI(c);

        c.setOpaque(XPStyle.getXP() == null);
    }

    // Uninstall the listeners added by the WindowsInternalFrameTitlePane
    public void uninstallUI(JComponent c) {
        WindowsInternalFrameTitlePane thePane =
                                        (WindowsInternalFrameTitlePane)iconPane;
        super.uninstallUI(c);
        thePane.uninstallListeners();
    }

    protected void installComponents() {
        iconPane = new WindowsInternalFrameTitlePane(frame);
        desktopIcon.setLayout(new BorderLayout());
        desktopIcon.add(iconPane, BorderLayout.CENTER);

        if (XPStyle.getXP() != null) {
            desktopIcon.setBorder(null);
        }
    }

    public Dimension getPreferredSize(JComponent c) {
        // Windows desktop icons can not be resized.  Therefore, we should
        // always return the minimum size of the desktop icon. See
        // getMinimumSize(JComponent c).
        return getMinimumSize(c);
    }

    /**
     * Windows desktop icons are restricted to a width of 160 pixels by
     * default.  This value is retrieved by the DesktopIcon.width property.
     */
    public Dimension getMinimumSize(JComponent c) {
        Dimension dim = super.getMinimumSize(c);
        dim.width = width;
        return dim;
    }
}