| 1 | package be.nikiroo.utils.ui; |
| 2 | |
| 3 | import java.awt.BorderLayout; |
| 4 | import java.awt.Color; |
| 5 | import java.awt.Dimension; |
| 6 | import java.awt.Graphics2D; |
| 7 | import java.awt.event.ActionEvent; |
| 8 | import java.awt.event.ActionListener; |
| 9 | import java.awt.image.BufferedImage; |
| 10 | |
| 11 | import javax.swing.Icon; |
| 12 | import javax.swing.ImageIcon; |
| 13 | import javax.swing.JButton; |
| 14 | import javax.swing.JCheckBox; |
| 15 | import javax.swing.JColorChooser; |
| 16 | import javax.swing.JLabel; |
| 17 | import javax.swing.JPanel; |
| 18 | import javax.swing.JTextField; |
| 19 | |
| 20 | import be.nikiroo.utils.resources.Bundle; |
| 21 | import be.nikiroo.utils.resources.Meta.Format; |
| 22 | import be.nikiroo.utils.resources.MetaInfo; |
| 23 | |
| 24 | /** |
| 25 | * A graphical item that reflect a configuration option from the given |
| 26 | * {@link Bundle}. |
| 27 | * |
| 28 | * @author niki |
| 29 | * |
| 30 | * @param <E> |
| 31 | * the type of {@link Bundle} to edit |
| 32 | */ |
| 33 | public class ConfigItem<E extends Enum<E>> extends JPanel { |
| 34 | private static final long serialVersionUID = 1L; |
| 35 | |
| 36 | public ConfigItem(final MetaInfo<E> info) { |
| 37 | this.setLayout(new BorderLayout()); |
| 38 | |
| 39 | if (info.getFormat() == Format.BOOLEAN) { |
| 40 | final JCheckBox field = new JCheckBox(); |
| 41 | field.setToolTipText(info.getDescription()); |
| 42 | Boolean state = info.getBoolean(); |
| 43 | if (state == null) { |
| 44 | info.getDefaultBoolean(); |
| 45 | } |
| 46 | |
| 47 | // Should not happen! |
| 48 | if (state == null) { |
| 49 | System.err |
| 50 | .println("No default value given for BOOLEAN parameter \"" |
| 51 | + info.getName() |
| 52 | + "\", we consider it is FALSE"); |
| 53 | state = false; |
| 54 | } |
| 55 | |
| 56 | field.setSelected(state); |
| 57 | |
| 58 | info.addReloadedListener(new Runnable() { |
| 59 | @Override |
| 60 | public void run() { |
| 61 | Boolean state = info.getBoolean(); |
| 62 | if (state == null) { |
| 63 | info.getDefaultBoolean(); |
| 64 | } |
| 65 | if (state == null) { |
| 66 | state = false; |
| 67 | } |
| 68 | |
| 69 | field.setSelected(state); |
| 70 | } |
| 71 | }); |
| 72 | info.addSaveListener(new Runnable() { |
| 73 | @Override |
| 74 | public void run() { |
| 75 | info.setBoolean(field.isSelected()); |
| 76 | } |
| 77 | }); |
| 78 | |
| 79 | field.setText(info.getName()); |
| 80 | this.add(field, BorderLayout.CENTER); |
| 81 | } else if (info.getFormat() == Format.COLOR) { |
| 82 | final JTextField field = new JTextField(); |
| 83 | field.setToolTipText(info.getDescription()); |
| 84 | field.setText(info.getString()); |
| 85 | |
| 86 | info.addReloadedListener(new Runnable() { |
| 87 | @Override |
| 88 | public void run() { |
| 89 | field.setText(info.getString()); |
| 90 | } |
| 91 | }); |
| 92 | info.addSaveListener(new Runnable() { |
| 93 | @Override |
| 94 | public void run() { |
| 95 | info.setString(field.getText()); |
| 96 | } |
| 97 | }); |
| 98 | |
| 99 | this.add(label(info.getName()), BorderLayout.WEST); |
| 100 | JPanel pane = new JPanel(new BorderLayout()); |
| 101 | |
| 102 | final JButton colorWheel = new JButton(); |
| 103 | colorWheel.setIcon(getIcon(17, info.getColor())); |
| 104 | colorWheel.addActionListener(new ActionListener() { |
| 105 | @Override |
| 106 | public void actionPerformed(ActionEvent e) { |
| 107 | Color initialColor = new Color(info.getColor(), true); |
| 108 | Color newColor = JColorChooser.showDialog(ConfigItem.this, |
| 109 | info.getName(), initialColor); |
| 110 | if (newColor != null) { |
| 111 | info.setColor(newColor.getRGB()); |
| 112 | field.setText(info.getString()); |
| 113 | colorWheel.setIcon(getIcon(17, info.getColor())); |
| 114 | } |
| 115 | } |
| 116 | }); |
| 117 | pane.add(colorWheel, BorderLayout.WEST); |
| 118 | pane.add(field, BorderLayout.CENTER); |
| 119 | this.add(pane, BorderLayout.CENTER); |
| 120 | } else { |
| 121 | final JTextField field = new JTextField(); |
| 122 | field.setToolTipText(info.getDescription()); |
| 123 | field.setText(info.getString()); |
| 124 | |
| 125 | info.addReloadedListener(new Runnable() { |
| 126 | @Override |
| 127 | public void run() { |
| 128 | field.setText(info.getString()); |
| 129 | } |
| 130 | }); |
| 131 | info.addSaveListener(new Runnable() { |
| 132 | @Override |
| 133 | public void run() { |
| 134 | info.setString(field.getText()); |
| 135 | } |
| 136 | }); |
| 137 | |
| 138 | this.add(label(info.getName()), BorderLayout.WEST); |
| 139 | this.add(field, BorderLayout.CENTER); |
| 140 | } |
| 141 | } |
| 142 | |
| 143 | /** |
| 144 | * Create a label which width is constrained in lock steps. |
| 145 | * |
| 146 | * @param text |
| 147 | * the text of the label |
| 148 | * |
| 149 | * @return the label |
| 150 | */ |
| 151 | private JLabel label(String text) { |
| 152 | final JLabel label = new JLabel(text); |
| 153 | |
| 154 | Dimension ps = label.getPreferredSize(); |
| 155 | if (ps == null) { |
| 156 | ps = label.getSize(); |
| 157 | } |
| 158 | |
| 159 | int w = ps.width; |
| 160 | int step = 80; |
| 161 | for (int i = 2 * step; i < 10 * step; i += step) { |
| 162 | if (w < i) { |
| 163 | w = i; |
| 164 | break; |
| 165 | } |
| 166 | } |
| 167 | |
| 168 | ps.width = w; |
| 169 | label.setSize(ps); |
| 170 | label.setPreferredSize(ps); |
| 171 | |
| 172 | return label; |
| 173 | } |
| 174 | |
| 175 | /** |
| 176 | * Return an {@link Icon} to use as a colour badge for the colour field |
| 177 | * controls. |
| 178 | * |
| 179 | * @param size |
| 180 | * the size of the badge |
| 181 | * @param color |
| 182 | * the colour of the badge |
| 183 | * |
| 184 | * @return the badge |
| 185 | */ |
| 186 | private Icon getIcon(int size, int color) { |
| 187 | Color c = new Color(color, true); |
| 188 | int avg = (c.getRed() + c.getGreen() + c.getBlue()) / 3; |
| 189 | Color border = (avg >= 128 ? Color.BLACK : Color.WHITE); |
| 190 | |
| 191 | BufferedImage img = new BufferedImage(size, size, |
| 192 | BufferedImage.TYPE_4BYTE_ABGR); |
| 193 | |
| 194 | Graphics2D g = img.createGraphics(); |
| 195 | try { |
| 196 | g.setColor(c); |
| 197 | g.fillRect(0, 0, img.getWidth(), img.getHeight()); |
| 198 | g.setColor(border); |
| 199 | g.drawRect(0, 0, img.getWidth() - 1, img.getHeight() - 1); |
| 200 | } finally { |
| 201 | g.dispose(); |
| 202 | } |
| 203 | |
| 204 | return new ImageIcon(img); |
| 205 | } |
| 206 | } |