/**
* Copyright (c) 2001-2014 Mathew A. Nelson and Robocode contributors
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://robocode.sourceforge.net/license/epl-v10.html
*/
package net.sf.robocode.ui.editor.theme;
import java.awt.Color;
import java.awt.Dimension;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.util.ArrayList;
import java.util.List;
import javax.swing.BorderFactory;
import javax.swing.JButton;
import javax.swing.JColorChooser;
import javax.swing.JComboBox;
import javax.swing.JLabel;
import javax.swing.border.BevelBorder;
import javax.swing.event.ChangeEvent;
import javax.swing.event.ChangeListener;
import net.sf.robocode.ui.editor.FontStyle;
/**
* Class that is used for maintaining a text color and font style for an editor.
*
* @author Flemming N. Larsen (original)
* @since 1.8.3.0
*/
public class ColorAndStyle {
private final JLabel label;
private final JButton coloredButton;
private final JComboBox fontStyleComboBox;
private final List<IColorAndStyleListener> listeners = new ArrayList<IColorAndStyleListener>();
private Color oldColor;
private FontStyle oldStyle;
public ColorAndStyle(String label, final Color color, final FontStyle fontStyle) {
this.label = new JLabel(label);
coloredButton = createColoredButton(color);
if (coloredButton != null) {
coloredButton.addChangeListener(new ChangeListener() {
@Override
public void stateChanged(ChangeEvent e) {
if (!coloredButton.getBackground().equals(color)) {
notifyColorChanged(coloredButton.getBackground());
}
}
});
}
fontStyleComboBox = fontStyle == null ? null : ComboBoxUtil.createFontStyleComboBox(fontStyle);
if (fontStyleComboBox != null) {
fontStyleComboBox.addActionListener(new ActionListener() {
@Override
public void actionPerformed(ActionEvent e) {
FontStyle newStyle = ComboBoxUtil.getSelectedStyle(fontStyleComboBox);
if (oldStyle != newStyle) {
notifyStyleChanged(newStyle);
oldStyle = newStyle;
}
}
});
}
}
public JLabel getLabel() {
return label;
}
public JButton getColoredButton() {
return coloredButton;
}
public JComboBox getFontStyleComboBox() {
return fontStyleComboBox;
}
public void addListener(IColorAndStyleListener listener) {
listeners.add(listener);
}
public void removeListener(IColorAndStyleListener listener) {
listeners.remove(listener);
}
public Color getSelectedColor() {
return (coloredButton == null) ? null : coloredButton.getBackground();
}
public void setSelectedColor(Color newColor) {
if (coloredButton != null) {
coloredButton.setBackground(newColor);
}
notifyColorChanged(newColor);
}
public FontStyle getSelectedStyle() {
return (fontStyleComboBox == null) ? null : ComboBoxUtil.getSelectedStyle(fontStyleComboBox);
}
public void setSelectedStyle(FontStyle newStyle) {
if (fontStyleComboBox != null) {
ComboBoxUtil.setSelected(fontStyleComboBox, newStyle);
}
notifyStyleChanged(newStyle);
}
private void notifyColorChanged(Color newColor) {
if (newColor == null || !newColor.equals(oldColor)) {
for (IColorAndStyleListener listener : listeners) {
listener.colorChanged(newColor);
}
oldColor = newColor;
}
}
private void notifyStyleChanged(FontStyle newStyle) {
if (newStyle == null || !newStyle.equals(oldStyle)) {
for (IColorAndStyleListener listener : listeners) {
listener.styleChanged(newStyle);
}
oldStyle = newStyle;
}
}
private static JButton createColoredButton(Color color) {
final JButton button = new JButton();
button.setBackground(color);
button.setContentAreaFilled(false);
button.setOpaque(true);
Dimension size = new Dimension(24, 24);
button.setPreferredSize(size);
button.setSize(size);
button.setMaximumSize(size);
button.setMinimumSize(size);
button.setBorder(BorderFactory.createBevelBorder(BevelBorder.RAISED));
button.addActionListener(new ActionListener() {
@Override
public void actionPerformed(ActionEvent e) {
Color selectedColor = JColorChooser.showDialog(null, "Pick a color", button.getBackground());
if (selectedColor != null) {
button.setBackground(selectedColor);
}
}
});
return button;
}
}