/*

 * Copyright (c) 1997, 2015, 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

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

 * questions.

 */

/*

 * <p>These classes are designed to be used while the

 * corresponding <code>LookAndFeel</code> class has been installed

 * (<code>UIManager.setLookAndFeel(new <i>XXX</i>LookAndFeel())</code>).

 * Using them while a different <code>LookAndFeel</code> is installed

 * may produce unexpected results, including exceptions.

 * Additionally, changing the <code>LookAndFeel</code>

 * maintained by the <code>UIManager</code> without updating the

 * corresponding <code>ComponentUI</code> of any

 * <code>JComponent</code>s may also produce unexpected results,

 * such as the wrong colors showing up, and is generally not

 * encouraged.

 *

 */

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

import java.awt.*;

import java.awt.image.BufferedImage;

import java.awt.image.ImageFilter;

import java.awt.image.ImageProducer;

import java.awt.image.FilteredImageSource;

import java.awt.image.RGBImageFilter;

import javax.swing.plaf.*;

import javax.swing.*;

import javax.swing.plaf.basic.*;

import javax.swing.border.*;

import javax.swing.text.DefaultEditorKit;

import static javax.swing.UIDefaults.LazyValue;

import java.awt.Font;

import java.awt.Color;

import java.awt.event.ActionEvent;

import java.security.AccessController;

import sun.awt.SunToolkit;

import sun.awt.OSInfo;

import sun.awt.shell.ShellFolder;

import sun.font.FontUtilities;

import sun.misc.ManagedLocalsThread;

import sun.security.action.GetPropertyAction;

import sun.swing.DefaultLayoutStyle;

import sun.swing.ImageIconUIResource;

import sun.swing.icon.SortArrowIcon;

import sun.swing.SwingUtilities2;

import sun.swing.StringUIClientPropertyKey;

import sun.swing.plaf.windows.ClassicSortArrowIcon;

import static com.sun.java.swing.plaf.windows.TMSchema.*;

import static com.sun.java.swing.plaf.windows.XPStyle.Skin;

import com.sun.java.swing.plaf.windows.WindowsIconFactory.VistaMenuItemCheckIconFactory;

/**

 * Implements the Windows95/98/NT/2000 Look and Feel.

 * UI classes not implemented specifically for Windows will

 * default to those implemented in Basic.

 * <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.

 *

 * @author unattributed

 */

@SuppressWarnings("serial") // Superclass is not serializable across versions

public class WindowsLookAndFeel extends BasicLookAndFeel

{

    /**

     * A client property that can be used with any JComponent that will end up

     * calling the LookAndFeel.getDisabledIcon method. This client property,

     * when set to Boolean.TRUE, will cause getDisabledIcon to use an

     * alternate algorithm for creating disabled icons to produce icons

     * that appear similar to the native Windows file chooser

     */

    static final Object HI_RES_DISABLED_ICON_CLIENT_KEY =

        new StringUIClientPropertyKey(

            "WindowsLookAndFeel.generateHiResDisabledIcon");

    private boolean updatePending = false;

    private boolean useSystemFontSettings = true;

    private boolean useSystemFontSizeSettings;

    // These properties are not used directly, but are kept as

    // private members to avoid being GC'd.

    private DesktopProperty themeActive, dllName, colorName, sizeName;

    private DesktopProperty aaSettings;

    private transient LayoutStyle style;

    /**

     * Base dialog units along the horizontal axis.

     */

    private int baseUnitX;

    /**

     * Base dialog units along the vertical axis.

     */

    private int baseUnitY;

    public String getName() {

        return "Windows";

    }

    public String getDescription() {

        return "The Microsoft Windows Look and Feel";

    }

    public String getID() {

        return "Windows";

    }

    public boolean isNativeLookAndFeel() {

        return OSInfo.getOSType() == OSInfo.OSType.WINDOWS;

    }

    public boolean isSupportedLookAndFeel() {

        return isNativeLookAndFeel();

    }

    public void initialize() {

        super.initialize();

        // Set the flag which determines which version of Windows should

        // be rendered. This flag only need to be set once.

        // if version <= 4.0 then the classic LAF should be loaded.

        if (OSInfo.getWindowsVersion().compareTo(OSInfo.WINDOWS_95) <= 0) {

            isClassicWindows = true;

        } else {

            isClassicWindows = false;

            XPStyle.invalidateStyle();

        }

        // Using the fonts set by the user can potentially cause

        // performance and compatibility issues, so allow this feature

        // to be switched off either at runtime or programmatically

        //

        String systemFonts = java.security.AccessController.doPrivileged(

               new GetPropertyAction("swing.useSystemFontSettings"));

        useSystemFontSettings = (systemFonts == null ||

                                 Boolean.valueOf(systemFonts).booleanValue());

        if (useSystemFontSettings) {

            Object value = UIManager.get("Application.useSystemFontSettings");

            useSystemFontSettings = (value == null ||

                                     Boolean.TRUE.equals(value));

        }

        KeyboardFocusManager.getCurrentKeyboardFocusManager().

            addKeyEventPostProcessor(WindowsRootPaneUI.altProcessor);

    }

    /**

     * Initialize the uiClassID to BasicComponentUI mapping.

     * The JComponent classes define their own uiClassID constants

     * (see AbstractComponent.getUIClassID).  This table must

     * map those constants to a BasicComponentUI class of the

     * appropriate type.

     *

     * @see BasicLookAndFeel#getDefaults

     */

    protected void initClassDefaults(UIDefaults table)

    {

        super.initClassDefaults(table);

        final String windowsPackageName = "com.sun.java.swing.plaf.windows.";

        Object[] uiDefaults = {

              "ButtonUI", windowsPackageName + "WindowsButtonUI",

            "CheckBoxUI", windowsPackageName + "WindowsCheckBoxUI",

    "CheckBoxMenuItemUI", windowsPackageName + "WindowsCheckBoxMenuItemUI",

               "LabelUI", windowsPackageName + "WindowsLabelUI",

         "RadioButtonUI", windowsPackageName + "WindowsRadioButtonUI",

 "RadioButtonMenuItemUI", windowsPackageName + "WindowsRadioButtonMenuItemUI",

        "ToggleButtonUI", windowsPackageName + "WindowsToggleButtonUI",

         "ProgressBarUI", windowsPackageName + "WindowsProgressBarUI",

              "SliderUI", windowsPackageName + "WindowsSliderUI",

           "SeparatorUI", windowsPackageName + "WindowsSeparatorUI",

           "SplitPaneUI", windowsPackageName + "WindowsSplitPaneUI",

             "SpinnerUI", windowsPackageName + "WindowsSpinnerUI",

          "TabbedPaneUI", windowsPackageName + "WindowsTabbedPaneUI",

            "TextAreaUI", windowsPackageName + "WindowsTextAreaUI",

           "TextFieldUI", windowsPackageName + "WindowsTextFieldUI",

       "PasswordFieldUI", windowsPackageName + "WindowsPasswordFieldUI",

            "TextPaneUI", windowsPackageName + "WindowsTextPaneUI",

          "EditorPaneUI", windowsPackageName + "WindowsEditorPaneUI",

                "TreeUI", windowsPackageName + "WindowsTreeUI",

             "ToolBarUI", windowsPackageName + "WindowsToolBarUI",

    "ToolBarSeparatorUI", windowsPackageName + "WindowsToolBarSeparatorUI",

            "ComboBoxUI", windowsPackageName + "WindowsComboBoxUI",

         "TableHeaderUI", windowsPackageName + "WindowsTableHeaderUI",

       "InternalFrameUI", windowsPackageName + "WindowsInternalFrameUI",

         "DesktopPaneUI", windowsPackageName + "WindowsDesktopPaneUI",

         "DesktopIconUI", windowsPackageName + "WindowsDesktopIconUI",

         "FileChooserUI", windowsPackageName + "WindowsFileChooserUI",

                "MenuUI", windowsPackageName + "WindowsMenuUI",

            "MenuItemUI", windowsPackageName + "WindowsMenuItemUI",

             "MenuBarUI", windowsPackageName + "WindowsMenuBarUI",

           "PopupMenuUI", windowsPackageName + "WindowsPopupMenuUI",

  "PopupMenuSeparatorUI", windowsPackageName + "WindowsPopupMenuSeparatorUI",

           "ScrollBarUI", windowsPackageName + "WindowsScrollBarUI",

            "RootPaneUI", windowsPackageName + "WindowsRootPaneUI"

        };

        table.putDefaults(uiDefaults);

    }

    /**

     * Load the SystemColors into the defaults table.  The keys

     * for SystemColor defaults are the same as the names of

     * the public fields in SystemColor.  If the table is being

     * created on a native Windows platform we use the SystemColor

     * values, otherwise we create color objects whose values match

     * the defaults Windows95 colors.

     */

    protected void initSystemColorDefaults(UIDefaults table)

    {

        String[] defaultSystemColors = {

                "desktop", "#005C5C", /* Color of the desktop background */

          "activeCaption", "#000080", /* Color for captions (title bars) when they are active. */

      "activeCaptionText", "#FFFFFF", /* Text color for text in captions (title bars). */

    "activeCaptionBorder", "#C0C0C0", /* Border color for caption (title bar) window borders. */

        "inactiveCaption", "#808080", /* Color for captions (title bars) when not active. */

    "inactiveCaptionText", "#C0C0C0", /* Text color for text in inactive captions (title bars). */

  "inactiveCaptionBorder", "#C0C0C0", /* Border color for inactive caption (title bar) window borders. */

                 "window", "#FFFFFF", /* Default color for the interior of windows */

           "windowBorder", "#000000", /* ??? */

             "windowText", "#000000", /* ??? */

                   "menu", "#C0C0C0", /* Background color for menus */

       "menuPressedItemB", "#000080", /* LightShadow of menubutton highlight */

       "menuPressedItemF", "#FFFFFF", /* Default color for foreground "text" in menu item */

               "menuText", "#000000", /* Text color for menus  */

                   "text", "#C0C0C0", /* Text background color */

               "textText", "#000000", /* Text foreground color */

          "textHighlight", "#000080", /* Text background color when selected */

      "textHighlightText", "#FFFFFF", /* Text color when selected */

       "textInactiveText", "#808080", /* Text color when disabled */

                "control", "#C0C0C0", /* Default color for controls (buttons, sliders, etc) */

            "controlText", "#000000", /* Default color for text in controls */

       "controlHighlight", "#C0C0C0",

  /*"controlHighlight", "#E0E0E0",*/ /* Specular highlight (opposite of the shadow) */

     "controlLtHighlight", "#FFFFFF", /* Highlight color for controls */

          "controlShadow", "#808080", /* Shadow color for controls */

        "controlDkShadow", "#000000", /* Dark shadow color for controls */

              "scrollbar", "#E0E0E0", /* Scrollbar background (usually the "track") */

                   "info", "#FFFFE1", /* ??? */

               "infoText", "#000000"  /* ??? */

        };

        loadSystemColors(table, defaultSystemColors, isNativeLookAndFeel());

    }

   /**

     * Initialize the defaults table with the name of the ResourceBundle

     * used for getting localized defaults.

     */

    private void initResourceBundle(UIDefaults table) {

        table.addResourceBundle( "com.sun.java.swing.plaf.windows.resources.windows" );

    }

    // XXX - there are probably a lot of redundant values that could be removed.

    // ie. Take a look at RadioButtonBorder, etc...

    protected void initComponentDefaults(UIDefaults table)

    {

        super.initComponentDefaults( table );

        initResourceBundle(table);

        // *** Shared Fonts

        LazyValue dialogPlain12 = t -> new FontUIResource(Font.DIALOG, Font.PLAIN, 12);

        LazyValue sansSerifPlain12 =  t -> new FontUIResource(Font.SANS_SERIF, Font.PLAIN, 12);

        LazyValue monospacedPlain12 = t -> new FontUIResource(Font.MONOSPACED, Font.PLAIN, 12);

        LazyValue dialogBold12 = t -> new FontUIResource(Font.DIALOG, Font.BOLD, 12);

        // *** Colors

        // XXX - some of these doens't seem to be used

        ColorUIResource red = new ColorUIResource(Color.red);

        ColorUIResource black = new ColorUIResource(Color.black);

        ColorUIResource white = new ColorUIResource(Color.white);

        ColorUIResource gray = new ColorUIResource(Color.gray);

        ColorUIResource darkGray = new ColorUIResource(Color.darkGray);

        ColorUIResource scrollBarTrackHighlight = darkGray;

        // Set the flag which determines which version of Windows should

        // be rendered. This flag only need to be set once.

        // if version <= 4.0 then the classic LAF should be loaded.

        isClassicWindows = OSInfo.getWindowsVersion().compareTo(OSInfo.WINDOWS_95) <= 0;

        // *** Tree

        Object treeExpandedIcon = WindowsTreeUI.ExpandedIcon.createExpandedIcon();

        Object treeCollapsedIcon = WindowsTreeUI.CollapsedIcon.createCollapsedIcon();

        // *** Text

        Object fieldInputMap = new UIDefaults.LazyInputMap(new Object[] {

                      "control C", DefaultEditorKit.copyAction,

                      "control V", DefaultEditorKit.pasteAction,

                      "control X", DefaultEditorKit.cutAction,

                           "COPY", DefaultEditorKit.copyAction,

                          "PASTE", DefaultEditorKit.pasteAction,

                            "CUT", DefaultEditorKit.cutAction,

                 "control INSERT", DefaultEditorKit.copyAction,

                   "shift INSERT", DefaultEditorKit.pasteAction,

                   "shift DELETE", DefaultEditorKit.cutAction,

                      "control A", DefaultEditorKit.selectAllAction,

             "control BACK_SLASH", "unselect"/*DefaultEditorKit.unselectAction*/,

                     "shift LEFT", DefaultEditorKit.selectionBackwardAction,

                    "shift RIGHT", DefaultEditorKit.selectionForwardAction,

                   "control LEFT", DefaultEditorKit.previousWordAction,

                  "control RIGHT", DefaultEditorKit.nextWordAction,

             "control shift LEFT", DefaultEditorKit.selectionPreviousWordAction,

            "control shift RIGHT", DefaultEditorKit.selectionNextWordAction,

                           "HOME", DefaultEditorKit.beginLineAction,

                            "END", DefaultEditorKit.endLineAction,

                     "shift HOME", DefaultEditorKit.selectionBeginLineAction,

                      "shift END", DefaultEditorKit.selectionEndLineAction,

                     "BACK_SPACE", DefaultEditorKit.deletePrevCharAction,

               "shift BACK_SPACE", DefaultEditorKit.deletePrevCharAction,

                         "ctrl H", DefaultEditorKit.deletePrevCharAction,

                         "DELETE", DefaultEditorKit.deleteNextCharAction,

                    "ctrl DELETE", DefaultEditorKit.deleteNextWordAction,

                "ctrl BACK_SPACE", DefaultEditorKit.deletePrevWordAction,

                          "RIGHT", DefaultEditorKit.forwardAction,

                           "LEFT", DefaultEditorKit.backwardAction,

                       "KP_RIGHT", DefaultEditorKit.forwardAction,

                        "KP_LEFT", DefaultEditorKit.backwardAction,

                          "ENTER", JTextField.notifyAction,

                "control shift O", "toggle-componentOrientation"/*DefaultEditorKit.toggleComponentOrientation*/

        });

        Object passwordInputMap = new UIDefaults.LazyInputMap(new Object[] {

                      "control C", DefaultEditorKit.copyAction,

                      "control V", DefaultEditorKit.pasteAction,

                      "control X", DefaultEditorKit.cutAction,

                           "COPY", DefaultEditorKit.copyAction,

                          "PASTE", DefaultEditorKit.pasteAction,

                            "CUT", DefaultEditorKit.cutAction,

                 "control INSERT", DefaultEditorKit.copyAction,

                   "shift INSERT", DefaultEditorKit.pasteAction,

                   "shift DELETE", DefaultEditorKit.cutAction,

                      "control A", DefaultEditorKit.selectAllAction,

             "control BACK_SLASH", "unselect"/*DefaultEditorKit.unselectAction*/,

                     "shift LEFT", DefaultEditorKit.selectionBackwardAction,

                    "shift RIGHT", DefaultEditorKit.selectionForwardAction,

                   "control LEFT", DefaultEditorKit.beginLineAction,

                  "control RIGHT", DefaultEditorKit.endLineAction,

             "control shift LEFT", DefaultEditorKit.selectionBeginLineAction,

            "control shift RIGHT", DefaultEditorKit.selectionEndLineAction,

                           "HOME", DefaultEditorKit.beginLineAction,

                            "END", DefaultEditorKit.endLineAction,

                     "shift HOME", DefaultEditorKit.selectionBeginLineAction,

                      "shift END", DefaultEditorKit.selectionEndLineAction,

                     "BACK_SPACE", DefaultEditorKit.deletePrevCharAction,

               "shift BACK_SPACE", DefaultEditorKit.deletePrevCharAction,

                         "ctrl H", DefaultEditorKit.deletePrevCharAction,

                         "DELETE", DefaultEditorKit.deleteNextCharAction,

                          "RIGHT", DefaultEditorKit.forwardAction,

                           "LEFT", DefaultEditorKit.backwardAction,

                       "KP_RIGHT", DefaultEditorKit.forwardAction,

                        "KP_LEFT", DefaultEditorKit.backwardAction,

                          "ENTER", JTextField.notifyAction,

                "control shift O", "toggle-componentOrientation"/*DefaultEditorKit.toggleComponentOrientation*/

        });

        Object multilineInputMap = new UIDefaults.LazyInputMap(new Object[] {

                      "control C", DefaultEditorKit.copyAction,

                      "control V", DefaultEditorKit.pasteAction,

                      "control X", DefaultEditorKit.cutAction,

                           "COPY", DefaultEditorKit.copyAction,

                          "PASTE", DefaultEditorKit.pasteAction,

                            "CUT", DefaultEditorKit.cutAction,

                 "control INSERT", DefaultEditorKit.copyAction,

                   "shift INSERT", DefaultEditorKit.pasteAction,

                   "shift DELETE", DefaultEditorKit.cutAction,

                     "shift LEFT", DefaultEditorKit.selectionBackwardAction,

                    "shift RIGHT", DefaultEditorKit.selectionForwardAction,

                   "control LEFT", DefaultEditorKit.previousWordAction,

                  "control RIGHT", DefaultEditorKit.nextWordAction,

             "control shift LEFT", DefaultEditorKit.selectionPreviousWordAction,

            "control shift RIGHT", DefaultEditorKit.selectionNextWordAction,

                      "control A", DefaultEditorKit.selectAllAction,

             "control BACK_SLASH", "unselect"/*DefaultEditorKit.unselectAction*/,

                           "HOME", DefaultEditorKit.beginLineAction,

                            "END", DefaultEditorKit.endLineAction,

                     "shift HOME", DefaultEditorKit.selectionBeginLineAction,

                      "shift END", DefaultEditorKit.selectionEndLineAction,

                   "control HOME", DefaultEditorKit.beginAction,

                    "control END", DefaultEditorKit.endAction,

             "control shift HOME", DefaultEditorKit.selectionBeginAction,

              "control shift END", DefaultEditorKit.selectionEndAction,

                             "UP", DefaultEditorKit.upAction,

                           "DOWN", DefaultEditorKit.downAction,

                     "BACK_SPACE", DefaultEditorKit.deletePrevCharAction,

               "shift BACK_SPACE", DefaultEditorKit.deletePrevCharAction,

                         "ctrl H", DefaultEditorKit.deletePrevCharAction,

                         "DELETE", DefaultEditorKit.deleteNextCharAction,

                    "ctrl DELETE", DefaultEditorKit.deleteNextWordAction,

                "ctrl BACK_SPACE", DefaultEditorKit.deletePrevWordAction,

                          "RIGHT", DefaultEditorKit.forwardAction,

                           "LEFT", DefaultEditorKit.backwardAction,

                       "KP_RIGHT", DefaultEditorKit.forwardAction,

                        "KP_LEFT", DefaultEditorKit.backwardAction,

                        "PAGE_UP", DefaultEditorKit.pageUpAction,

                      "PAGE_DOWN", DefaultEditorKit.pageDownAction,

                  "shift PAGE_UP", "selection-page-up",

                "shift PAGE_DOWN", "selection-page-down",

             "ctrl shift PAGE_UP", "selection-page-left",

           "ctrl shift PAGE_DOWN", "selection-page-right",

                       "shift UP", DefaultEditorKit.selectionUpAction,

                     "shift DOWN", DefaultEditorKit.selectionDownAction,

                          "ENTER", DefaultEditorKit.insertBreakAction,

                            "TAB", DefaultEditorKit.insertTabAction,

                      "control T", "next-link-action",

                "control shift T", "previous-link-action",

                  "control SPACE", "activate-link-action",

                "control shift O", "toggle-componentOrientation"/*DefaultEditorKit.toggleComponentOrientation*/

        });

        Object menuItemAcceleratorDelimiter = "+";

        Object ControlBackgroundColor = new DesktopProperty(

                                                       "win.3d.backgroundColor",

                                                        table.get("control"));

        Object ControlLightColor      = new DesktopProperty(

                                                       "win.3d.lightColor",

                                                        table.get("controlHighlight"));

        Object ControlHighlightColor  = new DesktopProperty(

                                                       "win.3d.highlightColor",

                                                        table.get("controlLtHighlight"));

        Object ControlShadowColor     = new DesktopProperty(

                                                       "win.3d.shadowColor",

                                                        table.get("controlShadow"));

        Object ControlDarkShadowColor = new DesktopProperty(

                                                       "win.3d.darkShadowColor",

                                                        table.get("controlDkShadow"));

        Object ControlTextColor       = new DesktopProperty(

                                                       "win.button.textColor",

                                                        table.get("controlText"));

        Object MenuBackgroundColor    = new DesktopProperty(

                                                       "win.menu.backgroundColor",

                                                        table.get("menu"));

        Object MenuBarBackgroundColor = new DesktopProperty(

                                                       "win.menubar.backgroundColor",

                                                        table.get("menu"));

        Object MenuTextColor          = new DesktopProperty(

                                                       "win.menu.textColor",

                                                        table.get("menuText"));

        Object SelectionBackgroundColor = new DesktopProperty(

                                                       "win.item.highlightColor",

                                                        table.get("textHighlight"));

        Object SelectionTextColor     = new DesktopProperty(

                                                       "win.item.highlightTextColor",

                                                        table.get("textHighlightText"));

        Object WindowBackgroundColor  = new DesktopProperty(

                                                       "win.frame.backgroundColor",

                                                        table.get("window"));

        Object WindowTextColor        = new DesktopProperty(

                                                       "win.frame.textColor",

                                                        table.get("windowText"));

        Object WindowBorderWidth      = new DesktopProperty(

                                                       "win.frame.sizingBorderWidth",

                                                       Integer.valueOf(1));

        Object TitlePaneHeight        = new DesktopProperty(

                                                       "win.frame.captionHeight",

                                                       Integer.valueOf(18));

        Object TitleButtonWidth       = new DesktopProperty(

                                                       "win.frame.captionButtonWidth",

                                                       Integer.valueOf(16));

        Object TitleButtonHeight      = new DesktopProperty(

                                                       "win.frame.captionButtonHeight",

                                                       Integer.valueOf(16));

        Object InactiveTextColor      = new DesktopProperty(

                                                       "win.text.grayedTextColor",

                                                        table.get("textInactiveText"));

        Object ScrollbarBackgroundColor = new DesktopProperty(

                                                       "win.scrollbar.backgroundColor",

                                                        table.get("scrollbar"));

        Object buttonFocusColor = new FocusColorProperty();

        Object TextBackground         = new XPColorValue(Part.EP_EDIT, null, Prop.FILLCOLOR,

                                                         WindowBackgroundColor);

        //The following four lines were commented out as part of bug 4991597

        //This code *is* correct, however it differs from WindowsXP and is, apparently

        //a Windows XP bug. Until Windows fixes this bug, we shall also exhibit the same

        //behavior

        //Object ReadOnlyTextBackground = new XPColorValue(Part.EP_EDITTEXT, State.READONLY, Prop.FILLCOLOR,

        //                                                 ControlBackgroundColor);