Included JTattoo sources in tree and cleaned up warnings
This commit is contained in:
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/*
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* Copyright (c) 2002 and later by MH Software-Entwicklung. All Rights Reserved.
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*
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* JTattoo is multiple licensed. If your are an open source developer you can use
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* it under the terms and conditions of the GNU General Public License version 2.0
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* or later as published by the Free Software Foundation.
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*
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* see: gpl-2.0.txt
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*
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* If you pay for a license you will become a registered user who could use the
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* software under the terms and conditions of the GNU Lesser General Public License
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* version 2.0 or later with classpath exception as published by the Free Software
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* Foundation.
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*
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* see: lgpl-2.0.txt
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* see: classpath-exception.txt
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*
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* Registered users could also use JTattoo under the terms and conditions of the
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* Apache License, Version 2.0 as published by the Apache Software Foundation.
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*
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* see: APACHE-LICENSE-2.0.txt
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*/
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package com.jtattoo.plaf;
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import java.awt.AlphaComposite;
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import java.awt.Color;
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import java.awt.Composite;
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import java.awt.Dimension;
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import java.awt.Graphics;
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import java.awt.Graphics2D;
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import java.awt.Insets;
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import java.awt.Rectangle;
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import java.awt.event.MouseEvent;
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import javax.swing.JButton;
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import javax.swing.JComponent;
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import javax.swing.JScrollBar;
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import javax.swing.UIManager;
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import javax.swing.plaf.ComponentUI;
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import javax.swing.plaf.basic.BasicScrollBarUI;
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/**
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* @author Michael Hagen
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*/
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public class BaseScrollBarUI extends BasicScrollBarUI {
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protected int scrollBarWidth = 17;
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protected int incrGap = 0;
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protected int decrGap = 0;
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protected boolean isRollover = false;
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public static ComponentUI createUI(JComponent c) {
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return new BaseScrollBarUI();
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}
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protected void installDefaults() {
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super.installDefaults();
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scrollBarWidth = UIManager.getInt("ScrollBar.width");
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incrGap = UIManager.getInt("ScrollBar.incrementButtonGap");
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decrGap = UIManager.getInt("ScrollBar.decrementButtonGap");
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// TODO this can be removed when incrGap/decrGap become protected
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// handle scaling for sizeVarients for special case components. The
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// key "JComponent.sizeVariant" scales for large/small/mini
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// components are based on Apples LAF
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String scaleKey = (String)scrollbar.getClientProperty("JComponent.sizeVariant");
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if (scaleKey != null){
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if ("large".equals(scaleKey)){
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scrollBarWidth *= 1.15;
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incrGap *= 1.15;
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decrGap *= 1.15;
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} else if ("small".equals(scaleKey)){
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scrollBarWidth *= 0.857;
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incrGap *= 0.857;
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decrGap *= 0.857;
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} else if ("mini".equals(scaleKey)){
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scrollBarWidth *= 0.714;
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incrGap *= 0.714;
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decrGap *= 0.714;
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}
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}
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}
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protected JButton createDecreaseButton(int orientation) {
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if (AbstractLookAndFeel.getTheme().isMacStyleScrollBarOn()) {
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return new InvisibleScrollButton();
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} else {
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return new BaseScrollButton(orientation, scrollBarWidth);
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}
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}
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protected JButton createIncreaseButton(int orientation) {
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if (AbstractLookAndFeel.getTheme().isMacStyleScrollBarOn()) {
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return new InvisibleScrollButton();
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} else {
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return new BaseScrollButton(orientation, scrollBarWidth);
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}
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}
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public TrackListener createTrackListener() {
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return new MyTrackListener();
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}
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public Dimension getPreferredSize(JComponent c) {
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if (AbstractLookAndFeel.getTheme().isMacStyleScrollBarOn()) {
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if (scrollbar.getOrientation() == JScrollBar.VERTICAL) {
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return new Dimension(scrollBarWidth + 1, scrollBarWidth * 3);
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} else {
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return new Dimension(scrollBarWidth * 3, scrollBarWidth);
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}
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} else {
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if (scrollbar.getOrientation() == JScrollBar.VERTICAL) {
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return new Dimension(scrollBarWidth, scrollBarWidth * 3 + 16);
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} else {
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return new Dimension(scrollBarWidth * 3 + 16, scrollBarWidth);
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}
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}
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}
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protected Dimension getMinimumThumbSize() {
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return new Dimension(scrollBarWidth, scrollBarWidth);
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}
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protected void paintTrack(Graphics g, JComponent c, Rectangle trackBounds) {
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int w = c.getWidth();
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int h = c.getHeight();
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if (AbstractLookAndFeel.getTheme().isMacStyleScrollBarOn()) {
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Color bc = ColorHelper.darker(AbstractLookAndFeel.getTheme().getBackgroundColor(), 4);
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g.setColor(bc);
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g.fillRect(0, 0, w, h);
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} else {
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if (scrollbar.getOrientation() == JScrollBar.VERTICAL) {
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JTattooUtilities.fillVerGradient(g, AbstractLookAndFeel.getTheme().getTrackColors(), 0, 0, w, h);
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} else {
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JTattooUtilities.fillHorGradient(g, AbstractLookAndFeel.getTheme().getTrackColors(), 0, 0, w, h);
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}
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}
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}
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protected Color[] getThumbColors() {
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if (isRollover || isDragging) {
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return AbstractLookAndFeel.getTheme().getRolloverColors();
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} else if (!JTattooUtilities.isActive(scrollbar)) {
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return AbstractLookAndFeel.getTheme().getInActiveColors();
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} else {
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return AbstractLookAndFeel.getTheme().getThumbColors();
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}
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}
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protected void paintThumb(Graphics g, JComponent c, Rectangle thumbBounds) {
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if (!c.isEnabled()) {
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return;
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}
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g.translate(thumbBounds.x, thumbBounds.y);
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Color colors[] = getThumbColors();
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Color frameColorHi = ColorHelper.brighter(colors[1], 20);
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Color frameColorLo = ColorHelper.darker(colors[colors.length - 1], 10);
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Graphics2D g2D = (Graphics2D) g;
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Composite savedComposite = g2D.getComposite();
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if (scrollbar.getOrientation() == JScrollBar.VERTICAL) {
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JTattooUtilities.fillVerGradient(g, colors, 1, 1, thumbBounds.width - 1, thumbBounds.height - 1);
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JTattooUtilities.draw3DBorder(g, frameColorLo, ColorHelper.darker(frameColorLo, 15), 0, 0, thumbBounds.width, thumbBounds.height);
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g2D.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER, 0.4f));
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g.setColor(frameColorHi);
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g.drawLine(1, 1, thumbBounds.width - 2, 1);
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g.drawLine(1, 1, 1, thumbBounds.height - 2);
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if (!AbstractLookAndFeel.getTheme().isMacStyleScrollBarOn()) {
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int dx = 5;
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int dy = thumbBounds.height / 2 - 3;
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int dw = thumbBounds.width - 11;
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Color c1 = Color.white;
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Color c2 = Color.darkGray;
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for (int i = 0; i < 4; i++) {
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g.setColor(c1);
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g.drawLine(dx, dy, dx + dw, dy);
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dy++;
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g.setColor(c2);
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g.drawLine(dx, dy, dx + dw, dy);
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dy++;
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}
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}
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g2D.setComposite(savedComposite);
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} else { // HORIZONTAL
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JTattooUtilities.fillHorGradient(g, colors, 1, 1, thumbBounds.width - 1, thumbBounds.height - 1);
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JTattooUtilities.draw3DBorder(g, frameColorLo, ColorHelper.darker(frameColorLo, 10), 0, 0, thumbBounds.width, thumbBounds.height);
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g2D.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER, 0.4f));
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g.setColor(frameColorHi);
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g.drawLine(1, 1, thumbBounds.width - 2, 1);
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g.drawLine(1, 1, 1, thumbBounds.height - 2);
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if (!AbstractLookAndFeel.getTheme().isMacStyleScrollBarOn()) {
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int dx = thumbBounds.width / 2 - 3;
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int dy = 5;
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int dh = thumbBounds.height - 11;
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Color c1 = Color.white;
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Color c2 = Color.darkGray;
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for (int i = 0; i < 4; i++) {
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g.setColor(c1);
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g.drawLine(dx, dy, dx, dy + dh);
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dx++;
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g.setColor(c2);
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g.drawLine(dx, dy, dx, dy + dh);
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dx++;
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}
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}
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}
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g2D.setComposite(savedComposite);
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g.translate(-thumbBounds.x, -thumbBounds.y);
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}
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protected void layoutVScrollbar(JScrollBar sb) {
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if (AbstractLookAndFeel.getTheme().isLinuxStyleScrollBarOn() && incrButton.isVisible() && decrButton.isVisible()) {
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Dimension sbSize = sb.getSize();
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Insets sbInsets = sb.getInsets();
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int sizeH = sbSize.height - sbInsets.top - sbInsets.bottom;
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/*
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* Width and left edge of the buttons and thumb.
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*/
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int itemX = sbInsets.left;
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int itemW = sbSize.width - (sbInsets.left + sbInsets.right);
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int itemH = Math.min(itemW, sizeH / 2);
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/* Nominal locations of the buttons, assuming their preferred
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* size will fit.
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*/
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int decrButtonY = sbSize.height - sbInsets.bottom - itemH - itemH + 1;
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int incrButtonY = sbSize.height - sbInsets.bottom - itemH;
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/* Compute the height and origin of the thumb. The case
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* where the thumb is at the bottom edge is handled specially
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* to avoid numerical problems in computing thumbY. Enforce
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* the thumbs min/max dimensions. If the thumb doesn't
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* fit in the track (trackH) we'll hide it later.
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*/
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float trackH = sbSize.height - sbInsets.top - sbInsets.bottom - itemW - itemW + 1;
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float min = sb.getMinimum();
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float max = sb.getMaximum();
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float extent = sb.getVisibleAmount();
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float range = max - min;
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float value = sb.getValue();
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int maxThumbH = getMaximumThumbSize().height;
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int minThumbH = getMinimumThumbSize().height;
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int thumbH = (range <= 0) ? maxThumbH : (int) (trackH * (extent / range));
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thumbH = Math.max(thumbH, minThumbH);
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thumbH = Math.min(thumbH, maxThumbH);
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int thumbY = decrButtonY - thumbH;
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if (value < (max - extent)) {
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float thumbRange = trackH - thumbH;
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thumbY = (int) (0.5f + (thumbRange * ((value - min) / (range - extent))));
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}
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/* If the thumb isn't going to fit, zero it's bounds. Otherwise
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* make sure it fits between the buttons. Note that setting the
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* thumbs bounds will cause a repaint.
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*/
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if (thumbH > trackH) {
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setThumbBounds(0, 0, 0, 0);
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} else {
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setThumbBounds(itemX, thumbY, itemW, thumbH);
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}
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decrButton.setBounds(itemX, decrButtonY, itemW, itemH);
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incrButton.setBounds(itemX, incrButtonY, itemW, itemH);
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/* Update the trackRect field.
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*/
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trackRect.setBounds(itemX, 0, itemW, (int)trackH);
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} else {
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super.layoutVScrollbar(sb);
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}
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}
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protected void layoutHScrollbar(JScrollBar sb) {
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if (AbstractLookAndFeel.getTheme().isLinuxStyleScrollBarOn() && incrButton.isVisible() && decrButton.isVisible()) {
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Dimension sbSize = sb.getSize();
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Insets sbInsets = sb.getInsets();
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int sizeW = sbSize.width - sbInsets.left - sbInsets.right;
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/*
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* Height and top edge of the buttons and thumb.
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*/
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int itemY = sbInsets.top;
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int itemH = sbSize.height - (sbInsets.top + sbInsets.bottom);//Math.min(itemW, sizeH / 2);
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int itemW = Math.min(itemH, sizeW / 2);//sbSize.width - (sbInsets.left + sbInsets.right);
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/* Nominal locations of the buttons, assuming their preferred
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* size will fit.
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*/
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int decrButtonX = sbSize.width - sbInsets.right - itemW - itemW + 1;
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int incrButtonX = sbSize.width - sbInsets.right - itemW;
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/* Compute the width and origin of the thumb. The case
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* where the thumb is at the right edge is handled specially
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* to avoid numerical problems in computing thumbX. Enforce
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* the thumbs min/max dimensions. If the thumb doesn't
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* fit in the track (trackW) we'll hide it later.
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*/
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float trackW = sbSize.width - sbInsets.left - sbInsets.right - itemH - itemH + 1;
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float min = sb.getMinimum();
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float max = sb.getMaximum();
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float extent = sb.getVisibleAmount();
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float range = max - min;
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float value = sb.getValue();
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int maxThumbW = getMaximumThumbSize().width;
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int minThumbW = getMinimumThumbSize().width;
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int thumbW = (range <= 0) ? maxThumbW : (int) (trackW * (extent / range));
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thumbW = Math.max(thumbW, minThumbW);
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thumbW = Math.min(thumbW, maxThumbW);
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int thumbX = decrButtonX - thumbW;
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if (value < (max - extent)) {
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float thumbRange = trackW - thumbW;
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thumbX = (int) (0.5f + (thumbRange * ((value - min) / (range - extent))));
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}
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/* If the thumb isn't going to fit, zero it's bounds. Otherwise
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* make sure it fits between the buttons. Note that setting the
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* thumbs bounds will cause a repaint.
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*/
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if (thumbW > trackW) {
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setThumbBounds(0, 0, 0, 0);
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} else {
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setThumbBounds(thumbX, itemY, thumbW, itemH);
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}
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decrButton.setBounds(decrButtonX, itemY, itemW, itemH);
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incrButton.setBounds(incrButtonX, itemY, itemW, itemH);
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/* Update the trackRect field.
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*/
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trackRect.setBounds(0, itemY, (int)trackW, itemH);
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} else {
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super.layoutHScrollbar(sb);
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}
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}
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//-----------------------------------------------------------------------------
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// inner classes
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//-----------------------------------------------------------------------------
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protected class MyTrackListener extends TrackListener {
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public void mouseEntered(MouseEvent e) {
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super.mouseEntered(e);
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isRollover = true;
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Rectangle r = getTrackBounds();
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scrollbar.repaint(r.x, r.y, r.width, r.height);
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}
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public void mouseExited(MouseEvent e) {
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super.mouseExited(e);
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isRollover = false;
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Rectangle r = getTrackBounds();
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scrollbar.repaint(r.x, r.y, r.width, r.height);
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}
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public void mousePressed(MouseEvent e) {
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super.mousePressed(e);
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Rectangle r = getTrackBounds();
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scrollbar.repaint(r.x, r.y, r.width, r.height);
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}
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public void mouseReleased(MouseEvent e) {
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super.mouseReleased(e);
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Rectangle r = getTrackBounds();
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scrollbar.repaint(r.x, r.y, r.width, r.height);
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}
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}
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//-----------------------------------------------------------------------------
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private static class InvisibleScrollButton extends JButton {
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public InvisibleScrollButton() {
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super();
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setVisible(false);
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}
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public Dimension getPreferredSize() {
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return new Dimension(0, 0);
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}
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}
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}
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Reference in New Issue
Block a user