Java example source code file (WindowsBorders.java)

This example Java source code file (WindowsBorders.java) is included in the alvinalexander.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" ^TM.

Learn more about this Java project at its project page.

Java - Java tags/keywords

abstractborder, awt, border, color, complementdashedborder, dashedborder, graphics, gui, insets, jinternalframe, lineborder, plaf, progressbarborder, swing, toolbarborder, uidefaults, uiresource, vertical

The WindowsBorders.java Java example source code

/*
 * Copyright (c) 1998, 2010, 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 com.sun.java.swing.plaf.windows;

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

import java.awt.Component;
import java.awt.Insets;
import java.awt.Color;
import java.awt.Graphics;

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

/**
 * Factory object that can vend Borders appropriate for the Windows 95 L & F.
 * @author Rich Schiavi
 */

public class WindowsBorders {

    /**
     * Returns a  border instance for a Windows Progress Bar
     * @since 1.4
     */
    public static Border getProgressBarBorder() {
        UIDefaults table = UIManager.getLookAndFeelDefaults();
        Border progressBarBorder = new BorderUIResource.CompoundBorderUIResource(
                                         new WindowsBorders.ProgressBarBorder(
                                              table.getColor("ProgressBar.shadow"),
                                              table.getColor("ProgressBar.highlight")),
                                              new EmptyBorder(1,1,1,1)
                                        );
        return progressBarBorder;
    }

    /**
     * Returns a border instance for a Windows ToolBar
     *
     * @return a border used for the toolbar
     * @since 1.4
     */
    public static Border getToolBarBorder() {
        UIDefaults table = UIManager.getLookAndFeelDefaults();
        Border toolBarBorder = new WindowsBorders.ToolBarBorder(
                                        table.getColor("ToolBar.shadow"),
                                        table.getColor("ToolBar.highlight"));
        return toolBarBorder;
    }

    /**
     * Returns an new instance of a border used to indicate which cell item
     * has focus.
     *
     * @return a border to indicate which cell item has focus
     * @since 1.4
     */
    public static Border getFocusCellHighlightBorder() {
        return new ComplementDashedBorder();
    }

    public static Border getTableHeaderBorder() {
        UIDefaults table = UIManager.getLookAndFeelDefaults();
        Border tableHeaderBorder = new BorderUIResource.CompoundBorderUIResource(
                           new BasicBorders.ButtonBorder(
                                           table.getColor("Table.shadow"),
                                           table.getColor("Table.darkShadow"),
                                           table.getColor("Table.light"),
                                           table.getColor("Table.highlight")),
                                     new BasicBorders.MarginBorder());
        return tableHeaderBorder;
    }

    public static Border getInternalFrameBorder() {
        UIDefaults table = UIManager.getLookAndFeelDefaults();
        Border internalFrameBorder = new
            BorderUIResource.CompoundBorderUIResource(
                BorderFactory.createBevelBorder(BevelBorder.RAISED,
                    table.getColor("InternalFrame.borderColor"),
                    table.getColor("InternalFrame.borderHighlight"),
                    table.getColor("InternalFrame.borderDarkShadow"),
                    table.getColor("InternalFrame.borderShadow")),
                new WindowsBorders.InternalFrameLineBorder(
                    table.getColor("InternalFrame.activeBorderColor"),
                    table.getColor("InternalFrame.inactiveBorderColor"),
                    table.getInt("InternalFrame.borderWidth")));

        return internalFrameBorder;
    }

    public static class ProgressBarBorder extends AbstractBorder implements UIResource {
        protected Color shadow;
        protected Color highlight;

        public ProgressBarBorder(Color shadow, Color highlight) {
            this.highlight = highlight;
            this.shadow = shadow;
        }

        public void paintBorder(Component c, Graphics g, int x, int y,
                                int width, int height) {
            g.setColor(shadow);
            g.drawLine(x,y, width-1,y); // draw top
            g.drawLine(x,y, x,height-1); // draw left
            g.setColor(highlight);
            g.drawLine(x,height-1, width-1,height-1); // draw bottom
            g.drawLine(width-1,y, width-1,height-1); // draw right
        }

        public Insets getBorderInsets(Component c, Insets insets) {
            insets.set(1,1,1,1);
            return insets;
        }
    }

    /**
     * A border for the ToolBar. If the ToolBar is floatable then the handle grip is drawn
     * <p>
     * @since 1.4
     */
    public static class ToolBarBorder extends AbstractBorder implements UIResource, SwingConstants {
        protected Color shadow;
        protected Color highlight;

        public ToolBarBorder(Color shadow, Color highlight) {
            this.highlight = highlight;
            this.shadow = shadow;
        }

        public void paintBorder(Component c, Graphics g, int x, int y,
                                int width, int height) {
            if (!(c instanceof JToolBar)) {
                return;
            }
            g.translate(x, y);

            XPStyle xp = XPStyle.getXP();
            if (xp != null) {
                Border xpBorder = xp.getBorder(c, Part.TP_TOOLBAR);
                if (xpBorder != null) {
                    xpBorder.paintBorder(c, g, 0, 0, width, height);
                }
            }
            if (((JToolBar)c).isFloatable()) {
                boolean vertical = ((JToolBar)c).getOrientation() == VERTICAL;

                if (xp != null) {
                    Part part = vertical ? Part.RP_GRIPPERVERT : Part.RP_GRIPPER;
                    Skin skin = xp.getSkin(c, part);
                    int dx, dy, dw, dh;
                    if (vertical) {
                        dx = 0;
                        dy = 2;
                        dw = width - 1;
                        dh = skin.getHeight();
                    } else {
                        dw = skin.getWidth();
                        dh = height - 1;
                        dx = c.getComponentOrientation().isLeftToRight() ? 2 : (width-dw-2);
                        dy = 0;
                    }
                    skin.paintSkin(g, dx, dy, dw, dh, State.NORMAL);

                } else {

                    if (!vertical) {
                        if (c.getComponentOrientation().isLeftToRight()) {
                            g.setColor(shadow);
                            g.drawLine(4, 3, 4, height - 4);
                            g.drawLine(4, height - 4, 2, height - 4);

                            g.setColor(highlight);
                            g.drawLine(2, 3, 3, 3);
                            g.drawLine(2, 3, 2, height - 5);
                        } else {
                            g.setColor(shadow);
                            g.drawLine(width - 3, 3, width - 3, height - 4);
                            g.drawLine(width - 4, height - 4, width - 4, height - 4);

                            g.setColor(highlight);
                            g.drawLine(width - 5, 3, width - 4, 3);
                            g.drawLine(width - 5, 3, width - 5, height - 5);
                        }
                    } else { // Vertical
                        g.setColor(shadow);
                        g.drawLine(3, 4, width - 4, 4);
                        g.drawLine(width - 4, 2, width - 4, 4);

                        g.setColor(highlight);
                        g.drawLine(3, 2, width - 4, 2);
                        g.drawLine(3, 2, 3, 3);
                    }
                }
            }

            g.translate(-x, -y);
        }

        public Insets getBorderInsets(Component c, Insets insets) {
            insets.set(1,1,1,1);
            if (!(c instanceof JToolBar)) {
                return insets;
            }
            if (((JToolBar)c).isFloatable()) {
                int gripInset = (XPStyle.getXP() != null) ? 12 : 9;
                if (((JToolBar)c).getOrientation() == HORIZONTAL) {
                    if (c.getComponentOrientation().isLeftToRight()) {
                        insets.left = gripInset;
                    } else {
                        insets.right = gripInset;
                    }
                } else {
                    insets.top = gripInset;
                }
            }
            return insets;
        }
    }

    /**
     * This class is an implementation of a dashed border.
     * @since 1.4
     */
    public static class DashedBorder extends LineBorder implements UIResource {
        public DashedBorder(Color color) {
            super(color);
        }

        public DashedBorder(Color color, int thickness)  {
            super(color, thickness);
        }

        public void paintBorder(Component c, Graphics g, int x, int y, int width, int height) {
            Color oldColor = g.getColor();
            int i;

            g.setColor(lineColor);
            for(i = 0; i < thickness; i++)  {
                BasicGraphicsUtils.drawDashedRect(g, x+i, y+i, width-i-i, height-i-i);
            }
            g.setColor(oldColor);
        }
    }

    /**
     * A dashed border that paints itself in the complementary color
     * of the component's background color.
     */
    static class ComplementDashedBorder extends LineBorder implements UIResource {
        private Color origColor;
        private Color paintColor;

        public ComplementDashedBorder() {
            super(null);
        }

        public void paintBorder(Component c, Graphics g, int x, int y, int width, int height) {
            Color color = c.getBackground();

            if (origColor != color) {
                origColor = color;
                paintColor = new Color(~origColor.getRGB());
            }

            g.setColor(paintColor);
            BasicGraphicsUtils.drawDashedRect(g, x, y, width, height);
        }
    }

    /**
     * This class is an implementation of the InternalFrameLine border.
     * @since 1.4
     */
    public static class InternalFrameLineBorder extends LineBorder implements
            UIResource {
        protected Color activeColor;
        protected Color inactiveColor;

        public InternalFrameLineBorder(Color activeBorderColor,
                                       Color inactiveBorderColor,
                                       int thickness) {
            super(activeBorderColor, thickness);
            activeColor = activeBorderColor;
            inactiveColor = inactiveBorderColor;
        }

        public void paintBorder(Component c, Graphics g, int x, int y,
                int width, int height) {

            JInternalFrame jif = null;
            if (c instanceof JInternalFrame) {
                jif = (JInternalFrame)c;
            } else if (c instanceof JInternalFrame.JDesktopIcon) {
                jif = ((JInternalFrame.JDesktopIcon)c).getInternalFrame();
            } else {
                return;
            }

            if (jif.isSelected()) {
                // Set the line color so the line border gets the correct
                // color.
                lineColor = activeColor;
                super.paintBorder(c, g, x, y, width, height);
            } else {
                lineColor = inactiveColor;
                super.paintBorder(c, g, x, y, width, height);
            }
        }
    }
}