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A LookAndFeel library for swing
/*
* Copyright (c) 2002 and later by MH Software-Entwicklung. All Rights Reserved.
*
* JTattoo is multiple licensed. If your are an open source developer you can use
* it under the terms and conditions of the GNU General Public License version 2.0
* or later as published by the Free Software Foundation.
*
* see: gpl-2.0.txt
*
* If you pay for a license you will become a registered user who could use the
* software under the terms and conditions of the GNU Lesser General Public License
* version 2.0 or later with classpath exception as published by the Free Software
* Foundation.
*
* see: lgpl-2.0.txt
* see: classpath-exception.txt
*
* Registered users could also use JTattoo under the terms and conditions of the
* Apache License, Version 2.0 as published by the Apache Software Foundation.
*
* see: APACHE-LICENSE-2.0.txt
*/
package com.jtattoo.plaf;
import java.awt.*;
import java.awt.event.FocusEvent;
import java.awt.event.FocusListener;
import java.beans.PropertyChangeEvent;
import java.beans.PropertyChangeListener;
import javax.swing.*;
import javax.swing.border.Border;
import javax.swing.plaf.ComponentUI;
import javax.swing.plaf.UIResource;
import javax.swing.plaf.basic.BasicComboBoxUI;
public class BaseComboBoxUI extends BasicComboBoxUI {
private PropertyChangeListener propertyChangeListener = null;
private FocusListener focusListener = null;
private Border orgBorder = null;
private Color orgBackgroundColor = null;
public static ComponentUI createUI(JComponent c) {
return new BaseComboBoxUI();
}
public void installUI(JComponent c) {
super.installUI(c);
comboBox.setRequestFocusEnabled(true);
if (comboBox.getEditor() != null) {
if (comboBox.getEditor().getEditorComponent() instanceof JTextField) {
((JTextField) (comboBox.getEditor().getEditorComponent())).setBorder(BorderFactory.createEmptyBorder(1, 1, 1, 1));
}
}
}
protected void installListeners() {
super.installListeners();
propertyChangeListener = new PropertyChangeHandler();
comboBox.addPropertyChangeListener(propertyChangeListener);
if (AbstractLookAndFeel.getTheme().doShowFocusFrame()) {
focusListener = new FocusListener() {
public void focusGained(FocusEvent e) {
if (comboBox != null) {
orgBorder = comboBox.getBorder();
orgBackgroundColor = comboBox.getBackground();
LookAndFeel laf = UIManager.getLookAndFeel();
if (laf instanceof AbstractLookAndFeel) {
if (orgBorder instanceof UIResource) {
Border focusBorder = ((AbstractLookAndFeel)laf).getBorderFactory().getFocusFrameBorder();
comboBox.setBorder(focusBorder);
}
Color backgroundColor = AbstractLookAndFeel.getTheme().getFocusBackgroundColor();
comboBox.setBackground(backgroundColor);
}
}
}
public void focusLost(FocusEvent e) {
if (comboBox != null) {
if (orgBorder instanceof UIResource) {
comboBox.setBorder(orgBorder);
}
comboBox.setBackground(orgBackgroundColor);
}
}
};
comboBox.addFocusListener(focusListener);
}
}
protected void uninstallListeners() {
comboBox.removePropertyChangeListener(propertyChangeListener);
comboBox.removeFocusListener(focusListener);
propertyChangeListener = null;
focusListener = null;
super.uninstallListeners();
}
public Dimension getPreferredSize(JComponent c) {
Dimension size = super.getPreferredSize(c);
return new Dimension(size.width + 2, size.height + 2);
}
public JButton createArrowButton() {
JButton button = new ArrowButton();
if (JTattooUtilities.isLeftToRight(comboBox)) {
Border border = BorderFactory.createMatteBorder(0, 1, 0, 0, AbstractLookAndFeel.getFrameColor());
button.setBorder(border);
} else {
Border border = BorderFactory.createMatteBorder(0, 0, 0, 1, AbstractLookAndFeel.getFrameColor());
button.setBorder(border);
}
return button;
}
protected void setButtonBorder() {
if (JTattooUtilities.isLeftToRight(comboBox)) {
Border border = BorderFactory.createMatteBorder(0, 1, 0, 0, AbstractLookAndFeel.getFrameColor());
arrowButton.setBorder(border);
} else {
Border border = BorderFactory.createMatteBorder(0, 0, 0, 1, AbstractLookAndFeel.getFrameColor());
arrowButton.setBorder(border);
}
}
public class PropertyChangeHandler implements PropertyChangeListener {
public void propertyChange(PropertyChangeEvent e) {
String name = e.getPropertyName();
if (name.equals("componentOrientation")) {
setButtonBorder();
}
}
}
//-----------------------------------------------------------------------------
public static class ArrowButton extends NoFocusButton {
public void paint(Graphics g) {
Dimension size = getSize();
Color colors[] = null;
if (isEnabled()) {
if (getModel().isArmed() && getModel().isPressed()) {
colors = AbstractLookAndFeel.getTheme().getPressedColors();
} else if (getModel().isRollover()) {
colors = AbstractLookAndFeel.getTheme().getRolloverColors();
} else {
colors = AbstractLookAndFeel.getTheme().getButtonColors();
}
} else {
colors = AbstractLookAndFeel.getTheme().getDisabledColors();
}
JTattooUtilities.fillHorGradient(g, colors, 0, 0, size.width, size.height);
boolean inverse = ColorHelper.getGrayValue(colors) < 128;
Icon icon = inverse ? BaseIcons.getComboBoxInverseIcon() : BaseIcons.getComboBoxIcon();;
int x = (size.width - icon.getIconWidth()) / 2;
int y = (size.height - icon.getIconHeight()) / 2;
Graphics2D g2D = (Graphics2D) g;
Composite savedComposite = g2D.getComposite();
g2D.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER, 0.8f));
if (getModel().isPressed() && getModel().isArmed()) {
icon.paintIcon(this, g, x + 2, y + 1);
} else {
icon.paintIcon(this, g, x + 1, y);
}
g2D.setComposite(savedComposite);
paintBorder(g2D);
}
}
}