windowslookandfeel.java

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/*
 * @(#)WindowsLookAndFeel.java	1.231 06/12/15
 *
 * Copyright 2006 Sun Microsystems, Inc. All rights reserved.
 * SUN PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
 */

/*
 * <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.JTextComponent;
import javax.swing.text.DefaultEditorKit;

import java.awt.Font;
import java.awt.Color;
import java.awt.SystemColor;
import java.awt.event.KeyEvent;
import java.awt.event.InputEvent;
import java.awt.event.ActionEvent;

import java.beans.PropertyChangeListener;
import java.beans.PropertyChangeEvent;

import java.net.URL;
import java.io.Serializable;
import java.security.AccessController;
import java.util.*;

import sun.awt.SunToolkit;
import sun.awt.shell.ShellFolder;
import sun.font.FontManager;
import sun.security.action.GetPropertyAction;

import sun.swing.DefaultLayoutStyle;
import sun.swing.ImageIconUIResource;
import sun.swing.SwingLazyValue;
import sun.swing.SwingUtilities2;

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.
 *
 * @version 1.231 12/15/06
 * @author unattributed
 */
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 String HI_RES_DISABLED_ICON_CLIENT_KEY = 
        new StringBuilder("WindowsLookAndFeel.generateHiResDisabledIcon").toString();
    
    private Toolkit toolkit;
    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() {
        String osName = System.getProperty("os.name");
        return (osName != null) && (osName.indexOf("Windows") != -1);
    }

    public boolean isSupportedLookAndFeel() {
        return isNativeLookAndFeel();
    }

    public void initialize() {
        super.initialize();
	toolkit = Toolkit.getDefaultToolkit();

	// 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.
	String osVersion = System.getProperty("os.version");
	if (osVersion != null) {
	    Float version = Float.valueOf(osVersion);
	    if (version.floatValue() <= 4.0) {
		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 = (String) 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 */