1 /*

     2  * Copyright (c) 1997, 2012, Oracle and/or its affiliates. All rights reserved.

     3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

     4  *

     5  * This code is free software; you can redistribute it and/or modify it

     6  * under the terms of the GNU General Public License version 2 only, as

     7  * published by the Free Software Foundation.  Oracle designates this

     8  * particular file as subject to the "Classpath" exception as provided

     9  * by Oracle in the LICENSE file that accompanied this code.

    10  *

    11  * This code is distributed in the hope that it will be useful, but WITHOUT

    12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

    13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

    14  * version 2 for more details (a copy is included in the LICENSE file that

    15  * accompanied this code).

    16  *

    17  * You should have received a copy of the GNU General Public License version

    18  * 2 along with this work; if not, write to the Free Software Foundation,

    19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

    20  *

    21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

    22  * or visit www.oracle.com if you need additional information or have any

    23  * questions.

    24  */

    25 

    26 package com.sun.java.swing.plaf.windows;

    27 

    28 import sun.awt.AppContext;

    29 

    30 import javax.swing.plaf.basic.*;

    31 import javax.swing.*;

    32 import javax.swing.plaf.*;

    33 

    34 import java.awt.*;

    35 

    36 

    37 /**

    38  * Windows rendition of the component.

    39  * <p>

    40  * <strong>Warning:</strong>

    41  * Serialized objects of this class will not be compatible with

    42  * future Swing releases.  The current serialization support is appropriate

    43  * for short term storage or RMI between applications running the same

    44  * version of Swing.  A future release of Swing will provide support for

    45  * long term persistence.

    46  */

    47 public class WindowsRadioButtonUI extends BasicRadioButtonUI

    48 {

    49     private static final Object WINDOWS_RADIO_BUTTON_UI_KEY = new Object();

    50 

    51     protected int dashedRectGapX;

    52     protected int dashedRectGapY;

    53     protected int dashedRectGapWidth;

    54     protected int dashedRectGapHeight;

    55 

    56     protected Color focusColor;

    57 

    58     private boolean initialized = false;

    59 

    60     // ********************************

    61     //          Create PLAF

    62     // ********************************

    63     public static ComponentUI createUI(JComponent c) {

    64         AppContext appContext = AppContext.getAppContext();

    65         WindowsRadioButtonUI windowsRadioButtonUI =

    66                 (WindowsRadioButtonUI) appContext.get(WINDOWS_RADIO_BUTTON_UI_KEY);

    67         if (windowsRadioButtonUI == null) {

    68             windowsRadioButtonUI = new WindowsRadioButtonUI();

    69             appContext.put(WINDOWS_RADIO_BUTTON_UI_KEY, windowsRadioButtonUI);

    70         }

    71         return windowsRadioButtonUI;

    72     }

    73 

    74     // ********************************

    75     //           Defaults

    76     // ********************************

    77     public void installDefaults(AbstractButton b) {

    78         super.installDefaults(b);

    79         if(!initialized) {

    80             dashedRectGapX = ((Integer)UIManager.get("Button.dashedRectGapX")).intValue();

    81             dashedRectGapY = ((Integer)UIManager.get("Button.dashedRectGapY")).intValue();

    82             dashedRectGapWidth = ((Integer)UIManager.get("Button.dashedRectGapWidth")).intValue();

    83             dashedRectGapHeight = ((Integer)UIManager.get("Button.dashedRectGapHeight")).intValue();

    84             focusColor = UIManager.getColor(getPropertyPrefix() + "focus");

    85             initialized = true;

    86         }

    87         if (XPStyle.getXP() != null) {

    88             LookAndFeel.installProperty(b, "rolloverEnabled", Boolean.TRUE);

    89         }

    90     }

    91 

    92     protected void uninstallDefaults(AbstractButton b) {

    93         super.uninstallDefaults(b);

    94         initialized = false;

    95     }

    96 

    97     protected Color getFocusColor() {

    98         return focusColor;

    99     }

   100 

   101     // ********************************

   102     //          Paint Methods

   103     // ********************************

   104 

   105     /**

   106      * Overridden method to render the text without the mnemonic

   107      */

   108     protected void paintText(Graphics g, AbstractButton b, Rectangle textRect, String text) {

   109         WindowsGraphicsUtils.paintText(g, b, textRect, text, getTextShiftOffset());

   110     }

   111 

   112 

   113     protected void paintFocus(Graphics g, Rectangle textRect, Dimension d){

   114         g.setColor(getFocusColor());

   115         BasicGraphicsUtils.drawDashedRect(g, textRect.x, textRect.y, textRect.width, textRect.height);

   116     }

   117 

   118     // ********************************

   119     //          Layout Methods

   120     // ********************************

   121     public Dimension getPreferredSize(JComponent c) {

   122         Dimension d = super.getPreferredSize(c);

   123 

   124         /* Ensure that the width and height of the button is odd,

   125          * to allow for the focus line if focus is painted

   126          */

   127         AbstractButton b = (AbstractButton)c;

   128         if (d != null && b.isFocusPainted()) {

   129             if(d.width % 2 == 0) { d.width += 1; }

   130             if(d.height % 2 == 0) { d.height += 1; }

   131         }

   132         return d;

   133     }

   134 

   135 }