JDK8/Java8源码在线阅读

/*
 * Copyright (c) 2001, 2002, 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.
 */

package javax.swing.plaf.metal;

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

/**
 * A high contrast theme. This is used on Windows if the system property
 * awt.highContrast.on is true.
 *
 * @author Michael C. Albers
 */
class MetalHighContrastTheme extends DefaultMetalTheme {
    private static final ColorUIResource primary1 = new
                              ColorUIResource(0, 0, 0);
    private static final ColorUIResource primary2 = new ColorUIResource(
                              204, 204, 204);
    private static final ColorUIResource primary3 = new ColorUIResource(255,
                              255, 255);
    private static final ColorUIResource primaryHighlight = new
                              ColorUIResource(102, 102, 102);
    private static final ColorUIResource secondary2 = new ColorUIResource(
                              204, 204, 204);
    private static final ColorUIResource secondary3 = new ColorUIResource(
                              255, 255, 255);
    private static final ColorUIResource controlHighlight = new
                              ColorUIResource(102, 102, 102);


    // This does not override getSecondary1 (102,102,102)

    public String getName() {
        return "Contrast";
    }

    protected ColorUIResource getPrimary1() {
        return primary1;
    }

    protected ColorUIResource getPrimary2() {
        return primary2;
    }

    protected ColorUIResource getPrimary3() {
        return primary3;
    }

    public ColorUIResource getPrimaryControlHighlight() {
        return primaryHighlight;
    }

    protected ColorUIResource getSecondary2() {
        return secondary2;
    }

    protected ColorUIResource getSecondary3() {
        return secondary3;
    }

    public ColorUIResource getControlHighlight() {
        // This was super.getSecondary3();
        return secondary2;
    }

    public ColorUIResource getFocusColor() {
        return getBlack();
    }

    public ColorUIResource getTextHighlightColor() {
        return getBlack();
    }

    public ColorUIResource getHighlightedTextColor() {
        return getWhite();
    }

    public ColorUIResource getMenuSelectedBackground() {
        return getBlack();
    }

    public ColorUIResource getMenuSelectedForeground() {
        return getWhite();
    }

    public ColorUIResource getAcceleratorForeground() {
        return getBlack();
    }

    public ColorUIResource getAcceleratorSelectedForeground() {
        return getWhite();
    }

    public void addCustomEntriesToTable(UIDefaults table) {
        Border blackLineBorder = new BorderUIResource(new LineBorder(
                    getBlack()));
        Border whiteLineBorder = new BorderUIResource(new LineBorder(
                    getWhite()));
        Object textBorder = new BorderUIResource(new CompoundBorder(
                   blackLineBorder, new BasicBorders.MarginBorder()));

        Object[] defaults = new Object[] {
            "ToolTip.border", blackLineBorder,

            "TitledBorder.border", blackLineBorder,

            "TextField.border", textBorder,

            "PasswordField.border", textBorder,

            "TextArea.border", textBorder,

            "TextPane.border", textBorder,

            "EditorPane.border", textBorder,

            "ComboBox.background", getWindowBackground(),
            "ComboBox.foreground", getUserTextColor(),
            "ComboBox.selectionBackground", getTextHighlightColor(),
            "ComboBox.selectionForeground", getHighlightedTextColor(),

            "ProgressBar.foreground",  getUserTextColor(),
            "ProgressBar.background", getWindowBackground(),
            "ProgressBar.selectionForeground", getWindowBackground(),
            "ProgressBar.selectionBackground", getUserTextColor(),

            "OptionPane.errorDialog.border.background",
                        getPrimary1(),
            "OptionPane.errorDialog.titlePane.foreground",
                        getPrimary3(),
            "OptionPane.errorDialog.titlePane.background",
                        getPrimary1(),
            "OptionPane.errorDialog.titlePane.shadow",
                        getPrimary2(),
            "OptionPane.questionDialog.border.background",
                        getPrimary1(),
            "OptionPane.questionDialog.titlePane.foreground",
                        getPrimary3(),
            "OptionPane.questionDialog.titlePane.background",
                        getPrimary1(),
            "OptionPane.questionDialog.titlePane.shadow",

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