JRE 8 rt.jar - javax.* Package Source Code

JRE 8 rt.jar is the JAR file for JRE 8 RT (Runtime) libraries. JRE (Java Runtime) 8 is the runtime environment included in JDK 8. JRE 8 rt.jar libraries are divided into 6 packages:

com.* - Internal Oracle and Sun Microsystems libraries
java.* - Standard Java API libraries.
javax.* - Extended Java API libraries.
jdk.* -  JDK supporting libraries.
org.* - Third party libraries.
sun.* - Old libraries developed by Sun Microsystems.

JAR File Information:

Directory of C:\fyicenter\jdk-1.8.0_191\jre\lib
      63,596,151 rt.jar

Here is the list of Java classes of the javax.* package in JRE 1.8.0_191 rt.jar. Java source codes are also provided.

✍: FYIcenter

javax/swing/border/TitledBorder.java

/*
 * Copyright (c) 1997, 2013, Oracle and/or its affiliates. All rights reserved.
 * ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 *
 */
package javax.swing.border;

import java.awt.Color;
import java.awt.Component;
import java.awt.Dimension;
import java.awt.Font;
import java.awt.Graphics;
import java.awt.Graphics2D;
import java.awt.Insets;
import java.awt.Rectangle;
import java.awt.geom.Path2D;
import java.beans.ConstructorProperties;
import javax.swing.JComponent;
import javax.swing.JLabel;
import javax.swing.UIManager;
import javax.swing.plaf.basic.BasicHTML;

/**
 * A class which implements an arbitrary border
 * with the addition of a String title in a
 * specified position and justification.
 * <p>
 * If the border, font, or color property values are not
 * specified in the constructor or by invoking the appropriate
 * set methods, the property values will be defined by the current
 * look and feel, using the following property names in the
 * Defaults Table:
 * <ul>
 * <li>&quot;TitledBorder.border&quot;
 * <li>&quot;TitledBorder.font&quot;
 * <li>&quot;TitledBorder.titleColor&quot;
 * </ul>
 * <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.  As of 1.4, support for long term storage
 * of all JavaBeans&trade;
 * has been added to the <code>java.beans</code> package.
 * Please see {@link java.beans.XMLEncoder}.
 *
 * @author David Kloba
 * @author Amy Fowler
 */
@SuppressWarnings("serial")
public class TitledBorder extends AbstractBorder
{
    protected String title;
    protected Border border;
    protected int titlePosition;
    protected int titleJustification;
    protected Font titleFont;
    protected Color titleColor;

    private final JLabel label;

    /**
     * Use the default vertical orientation for the title text.
     */
    static public final int     DEFAULT_POSITION        = 0;
    /** Position the title above the border's top line. */
    static public final int     ABOVE_TOP               = 1;
    /** Position the title in the middle of the border's top line. */
    static public final int     TOP                     = 2;
    /** Position the title below the border's top line. */
    static public final int     BELOW_TOP               = 3;
    /** Position the title above the border's bottom line. */
    static public final int     ABOVE_BOTTOM            = 4;
    /** Position the title in the middle of the border's bottom line. */
    static public final int     BOTTOM                  = 5;
    /** Position the title below the border's bottom line. */
    static public final int     BELOW_BOTTOM            = 6;

    /**
     * Use the default justification for the title text.
     */
    static public final int     DEFAULT_JUSTIFICATION   = 0;
    /** Position title text at the left side of the border line. */
    static public final int     LEFT                    = 1;
    /** Position title text in the center of the border line. */
    static public final int     CENTER                  = 2;
    /** Position title text at the right side of the border line. */
    static public final int     RIGHT                   = 3;
    /** Position title text at the left side of the border line
     *  for left to right orientation, at the right side of the
     *  border line for right to left orientation.
     */
    static public final int     LEADING = 4;
    /** Position title text at the right side of the border line
     *  for left to right orientation, at the left side of the
     *  border line for right to left orientation.
     */
    static public final int     TRAILING = 5;

    // Space between the border and the component's edge
    static protected final int EDGE_SPACING = 2;

    // Space between the border and text
    static protected final int TEXT_SPACING = 2;

    // Horizontal inset of text that is left or right justified
    static protected final int TEXT_INSET_H = 5;

    /**
     * Creates a TitledBorder instance.
     *
     * @param title  the title the border should display
     */
    public TitledBorder(String title) {
        this(null, title, LEADING, DEFAULT_POSITION, null, null);
    }

    /**
     * Creates a TitledBorder instance with the specified border
     * and an empty title.
     *
     * @param border  the border
     */
    public TitledBorder(Border border) {
        this(border, "", LEADING, DEFAULT_POSITION, null, null);
    }

    /**
     * Creates a TitledBorder instance with the specified border
     * and title.
     *
     * @param border  the border
     * @param title  the title the border should display
     */
    public TitledBorder(Border border, String title) {
        this(border, title, LEADING, DEFAULT_POSITION, null, null);
    }

    /**
     * Creates a TitledBorder instance with the specified border,
     * title, title-justification, and title-position.
     *
     * @param border  the border
     * @param title  the title the border should display
     * @param titleJustification the justification for the title
     * @param titlePosition the position for the title
     */
    public TitledBorder(Border border,
                        String title,
                        int titleJustification,
                        int titlePosition) {
        this(border, title, titleJustification,
             titlePosition, null, null);
    }

    /**
     * Creates a TitledBorder instance with the specified border,
     * title, title-justification, title-position, and title-font.
     *
     * @param border  the border
     * @param title  the title the border should display
     * @param titleJustification the justification for the title
     * @param titlePosition the position for the title
     * @param titleFont the font for rendering the title
     */
    public TitledBorder(Border border,
                        String title,
                        int titleJustification,
                        int titlePosition,
                        Font titleFont) {
        this(border, title, titleJustification,
             titlePosition, titleFont, null);
    }

    /**
     * Creates a TitledBorder instance with the specified border,
     * title, title-justification, title-position, title-font, and
     * title-color.
     *
     * @param border  the border
     * @param title  the title the border should display
     * @param titleJustification the justification for the title
     * @param titlePosition the position for the title
     * @param titleFont the font of the title
     * @param titleColor the color of the title
     */
    @ConstructorProperties({"border", "title", "titleJustification", "titlePosition", "titleFont", "titleColor"})
    public TitledBorder(Border border,
                        String title,
                        int titleJustification,
                        int titlePosition,
                        Font titleFont,
                        Color titleColor) {
        this.title = title;
        this.border = border;
        this.titleFont = titleFont;
        this.titleColor = titleColor;

        setTitleJustification(titleJustification);
        setTitlePosition(titlePosition);

        this.label = new JLabel();
        this.label.setOpaque(false);
        this.label.putClientProperty(BasicHTML.propertyKey, null);
    }

    /**
     * Paints the border for the specified component with the
     * specified position and size.
     * @param c the component for which this border is being painted
     * @param g the paint graphics
     * @param x the x position of the painted border
     * @param y the y position of the painted border
     * @param width the width of the painted border
     * @param height the height of the painted border
     */
    public void paintBorder(Component c, Graphics g, int x, int y, int width, int height) {
        Border border = getBorder();
        String title = getTitle();
        if ((title != null) && !title.isEmpty()) {
            int edge = (border instanceof TitledBorder) ? 0 : EDGE_SPACING;
            JLabel label = getLabel(c);
            Dimension size = label.getPreferredSize();
            Insets insets = getBorderInsets(border, c, new Insets(0, 0, 0, 0));

            int borderX = x + edge;
            int borderY = y + edge;
            int borderW = width - edge - edge;
            int borderH = height - edge - edge;

            int labelY = y;
            int labelH = size.height;
            int position = getPosition();
            switch (position) {
                case ABOVE_TOP:
                    insets.left = 0;
                    insets.right = 0;
                    borderY += labelH - edge;
                    borderH -= labelH - edge;
                    break;
                case TOP:
                    insets.top = edge + insets.top/2 - labelH/2;
                    if (insets.top < edge) {
                        borderY -= insets.top;
                        borderH += insets.top;
                    }
                    else {
                        labelY += insets.top;
                    }
                    break;
                case BELOW_TOP:
                    labelY += insets.top + edge;
                    break;
                case ABOVE_BOTTOM:
                    labelY += height - labelH - insets.bottom - edge;
                    break;
                case BOTTOM:
                    labelY += height - labelH;
                    insets.bottom = edge + (insets.bottom - labelH) / 2;
                    if (insets.bottom < edge) {
                        borderH += insets.bottom;
                    }
                    else {
                        labelY -= insets.bottom;
                    }
                    break;
                case BELOW_BOTTOM:
                    insets.left = 0;
                    insets.right = 0;
                    labelY += height - labelH;
                    borderH -= labelH - edge;
                    break;
            }
            insets.left += edge + TEXT_INSET_H;
            insets.right += edge + TEXT_INSET_H;

            int labelX = x;
            int labelW = width - insets.left - insets.right;
            if (labelW > size.width) {
                labelW = size.width;
            }
            switch (getJustification(c)) {
                case LEFT:
                    labelX += insets.left;
                    break;
                case RIGHT:
                    labelX += width - insets.right - labelW;
                    break;
                case CENTER:
                    labelX += (width - labelW) / 2;
                    break;
            }

            if (border != null) {
                if ((position != TOP) && (position != BOTTOM)) {
                    border.paintBorder(c, g, borderX, borderY, borderW, borderH);
                }
                else {
                    Graphics g2 = g.create();
                    if (g2 instanceof Graphics2D) {
                        Graphics2D g2d = (Graphics2D) g2;
                        Path2D path = new Path2D.Float();
                        path.append(new Rectangle(borderX, borderY, borderW, labelY - borderY), false);
                        path.append(new Rectangle(borderX, labelY, labelX - borderX - TEXT_SPACING, labelH), false);
                        path.append(new Rectangle(labelX + labelW + TEXT_SPACING, labelY, borderX - labelX + borderW - labelW - TEXT_SPACING, labelH), false);
                        path.append(new Rectangle(borderX, labelY + labelH, borderW, borderY - labelY + borderH - labelH), false);
                        g2d.clip(path);
                    }
                    border.paintBorder(c, g2, borderX, borderY, borderW, borderH);
                    g2.dispose();
                }
            }
            g.translate(labelX, labelY);
            label.setSize(labelW, labelH);
            label.paint(g);
            g.translate(-labelX, -labelY);
        }
        else if (border != null) {
            border.paintBorder(c, g, x, y, width, height);
        }
    }

    /**
     * Reinitialize the insets parameter with this Border's current Insets.
     * @param c the component for which this border insets value applies
     * @param insets the object to be reinitialized
     */
    public Insets getBorderInsets(Component c, Insets insets) {
        Border border = getBorder();
        insets = getBorderInsets(border, c, insets);

        String title = getTitle();
        if ((title != null) && !title.isEmpty()) {
            int edge = (border instanceof TitledBorder) ? 0 : EDGE_SPACING;
            JLabel label = getLabel(c);
            Dimension size = label.getPreferredSize();

            switch (getPosition()) {
                case ABOVE_TOP:
                    insets.top += size.height - edge;
                    break;
                case TOP: {
                    if (insets.top < size.height) {
                        insets.top = size.height - edge;
                    }
                    break;
                }
                case BELOW_TOP:
                    insets.top += size.height;
                    break;
                case ABOVE_BOTTOM:
                    insets.bottom += size.height;
                    break;
                case BOTTOM: {
                    if (insets.bottom < size.height) {
                        insets.bottom = size.height - edge;
                    }
                    break;
                }
                case BELOW_BOTTOM:
                    insets.bottom += size.height - edge;
                    break;
            }
            insets.top += edge + TEXT_SPACING;
            insets.left += edge + TEXT_SPACING;
            insets.right += edge + TEXT_SPACING;
            insets.bottom += edge + TEXT_SPACING;
        }
        return insets;
    }

    /**
     * Returns whether or not the border is opaque.
     */
    public boolean isBorderOpaque() {
        return false;
    }

    /**
     * Returns the title of the titled border.
     *
     * @return the title of the titled border
     */
    public String getTitle() {
        return title;
    }

    /**
     * Returns the border of the titled border.
     *
     * @return the border of the titled border
     */
    public Border getBorder() {
        return border != null
                ? border
                : UIManager.getBorder("TitledBorder.border");
    }

    /**
     * Returns the title-position of the titled border.
     *
     * @return the title-position of the titled border
     */
    public int getTitlePosition() {
        return titlePosition;
    }

    /**
     * Returns the title-justification of the titled border.
     *
     * @return the title-justification of the titled border
     */
    public int getTitleJustification() {
        return titleJustification;
    }

    /**
     * Returns the title-font of the titled border.
     *
     * @return the title-font of the titled border
     */
    public Font getTitleFont() {
        return titleFont == null ? UIManager.getFont("TitledBorder.font") : titleFont;
    }

    /**
     * Returns the title-color of the titled border.
     *
     * @return the title-color of the titled border
     */
    public Color getTitleColor() {
        return titleColor == null ? UIManager.getColor("TitledBorder.titleColor") : titleColor;
    }


    // REMIND(aim): remove all or some of these set methods?

    /**
     * Sets the title of the titled border.
     * @param title  the title for the border
     */
    public void setTitle(String title) {
        this.title = title;
    }

    /**
     * Sets the border of the titled border.
     * @param border the border
     */
    public void setBorder(Border border) {
        this.border = border;
    }

    /**
     * Sets the title-position of the titled border.
     * @param titlePosition the position for the border
     */
    public void setTitlePosition(int titlePosition) {
        switch (titlePosition) {
            case ABOVE_TOP:
            case TOP:
            case BELOW_TOP:
            case ABOVE_BOTTOM:
            case BOTTOM:
            case BELOW_BOTTOM:
            case DEFAULT_POSITION:
                this.titlePosition = titlePosition;
                break;
            default:
                throw new IllegalArgumentException(titlePosition +
                        " is not a valid title position.");
        }
    }

    /**
     * Sets the title-justification of the titled border.
     * @param titleJustification the justification for the border
     */
    public void setTitleJustification(int titleJustification) {
        switch (titleJustification) {
            case DEFAULT_JUSTIFICATION:
            case LEFT:
            case CENTER:
            case RIGHT:
            case LEADING:
            case TRAILING:
                this.titleJustification = titleJustification;
                break;
            default:
                throw new IllegalArgumentException(titleJustification +
                        " is not a valid title justification.");
        }
    }

    /**
     * Sets the title-font of the titled border.
     * @param titleFont the font for the border title
     */
    public void setTitleFont(Font titleFont) {
        this.titleFont = titleFont;
    }

    /**
     * Sets the title-color of the titled border.
     * @param titleColor the color for the border title
     */
    public void setTitleColor(Color titleColor) {
        this.titleColor = titleColor;
    }

    /**
     * Returns the minimum dimensions this border requires
     * in order to fully display the border and title.
     * @param c the component where this border will be drawn
     * @return the {@code Dimension} object
     */
    public Dimension getMinimumSize(Component c) {
        Insets insets = getBorderInsets(c);
        Dimension minSize = new Dimension(insets.right+insets.left,
                                          insets.top+insets.bottom);
        String title = getTitle();
        if ((title != null) && !title.isEmpty()) {
            JLabel label = getLabel(c);
            Dimension size = label.getPreferredSize();

            int position = getPosition();
            if ((position != ABOVE_TOP) && (position != BELOW_BOTTOM)) {
                minSize.width += size.width;
            }
            else if (minSize.width < size.width) {
                minSize.width += size.width;
            }
        }
        return minSize;
    }

    /**
     * Returns the baseline.
     *
     * @throws NullPointerException {@inheritDoc}
     * @throws IllegalArgumentException {@inheritDoc}
     * @see javax.swing.JComponent#getBaseline(int, int)
     * @since 1.6
     */
    public int getBaseline(Component c, int width, int height) {
        if (c == null) {
            throw new NullPointerException("Must supply non-null component");
        }
        if (width < 0) {
            throw new IllegalArgumentException("Width must be >= 0");
        }
        if (height < 0) {
            throw new IllegalArgumentException("Height must be >= 0");
        }
        Border border = getBorder();
        String title = getTitle();
        if ((title != null) && !title.isEmpty()) {
            int edge = (border instanceof TitledBorder) ? 0 : EDGE_SPACING;
            JLabel label = getLabel(c);
            Dimension size = label.getPreferredSize();
            Insets insets = getBorderInsets(border, c, new Insets(0, 0, 0, 0));

            int baseline = label.getBaseline(size.width, size.height);
            switch (getPosition()) {
                case ABOVE_TOP:
                    return baseline;
                case TOP:
                    insets.top = edge + (insets.top - size.height) / 2;
                    return (insets.top < edge)
                            ? baseline
                            : baseline + insets.top;
                case BELOW_TOP:
                    return baseline + insets.top + edge;
                case ABOVE_BOTTOM:
                    return baseline + height - size.height - insets.bottom - edge;
                case BOTTOM:
                    insets.bottom = edge + (insets.bottom - size.height) / 2;
                    return (insets.bottom < edge)
                            ? baseline + height - size.height
                            : baseline + height - size.height + insets.bottom;
                case BELOW_BOTTOM:
                    return baseline + height - size.height;
            }
        }
        return -1;
    }

    /**
     * Returns an enum indicating how the baseline of the border
     * changes as the size changes.
     *
     * @throws NullPointerException {@inheritDoc}
     * @see javax.swing.JComponent#getBaseline(int, int)
     * @since 1.6
     */
    public Component.BaselineResizeBehavior getBaselineResizeBehavior(
            Component c) {
        super.getBaselineResizeBehavior(c);
        switch (getPosition()) {
            case TitledBorder.ABOVE_TOP:
            case TitledBorder.TOP:
            case TitledBorder.BELOW_TOP:
                return Component.BaselineResizeBehavior.CONSTANT_ASCENT;
            case TitledBorder.ABOVE_BOTTOM:
            case TitledBorder.BOTTOM:
            case TitledBorder.BELOW_BOTTOM:
                return JComponent.BaselineResizeBehavior.CONSTANT_DESCENT;
        }
        return Component.BaselineResizeBehavior.OTHER;
    }

    private int getPosition() {
        int position = getTitlePosition();
        if (position != DEFAULT_POSITION) {
            return position;
        }
        Object value = UIManager.get("TitledBorder.position");
        if (value instanceof Integer) {
            int i = (Integer) value;
            if ((0 < i) && (i <= 6)) {
                return i;
            }
        }
        else if (value instanceof String) {
            String s = (String) value;
            if (s.equalsIgnoreCase("ABOVE_TOP")) {
                return ABOVE_TOP;
            }
            if (s.equalsIgnoreCase("TOP")) {
                return TOP;
            }
            if (s.equalsIgnoreCase("BELOW_TOP")) {
                return BELOW_TOP;
            }
            if (s.equalsIgnoreCase("ABOVE_BOTTOM")) {
                return ABOVE_BOTTOM;
            }
            if (s.equalsIgnoreCase("BOTTOM")) {
                return BOTTOM;
            }
            if (s.equalsIgnoreCase("BELOW_BOTTOM")) {
                return BELOW_BOTTOM;
            }
        }
        return TOP;
    }

    private int getJustification(Component c) {
        int justification = getTitleJustification();
        if ((justification == LEADING) || (justification == DEFAULT_JUSTIFICATION)) {
            return c.getComponentOrientation().isLeftToRight() ? LEFT : RIGHT;
        }
        if (justification == TRAILING) {
            return c.getComponentOrientation().isLeftToRight() ? RIGHT : LEFT;
        }
        return justification;
    }

    protected Font getFont(Component c) {
        Font font = getTitleFont();
        if (font != null) {
            return font;
        }
        if (c != null) {
            font = c.getFont();
            if (font != null) {
                return font;
            }
        }
        return new Font(Font.DIALOG, Font.PLAIN, 12);
    }

    private Color getColor(Component c) {
        Color color = getTitleColor();
        if (color != null) {
            return color;
        }
        return (c != null)
                ? c.getForeground()
                : null;
    }

    private JLabel getLabel(Component c) {
        this.label.setText(getTitle());
        this.label.setFont(getFont(c));
        this.label.setForeground(getColor(c));
        this.label.setComponentOrientation(c.getComponentOrientation());
        this.label.setEnabled(c.isEnabled());
        return this.label;
    }

    private static Insets getBorderInsets(Border border, Component c, Insets insets) {
        if (border == null) {
            insets.set(0, 0, 0, 0);
        }
        else if (border instanceof AbstractBorder) {
            AbstractBorder ab = (AbstractBorder) border;
            insets = ab.getBorderInsets(c, insets);
        }
        else {
            Insets i = border.getBorderInsets(c);
            insets.set(i.top, i.left, i.bottom, i.right);
        }
        return insets;
    }
}

javax/swing/border/TitledBorder.java

 

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File name: jre-rt-javax-1.8.0_191-src.zip
File size: 5381005 bytes
Release date: 2018-10-28
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