| 1 | package be.nikiroo.utils.ui; |
| 2 | |
| 3 | import java.awt.BorderLayout; |
| 4 | import java.awt.event.ActionEvent; |
| 5 | import java.awt.event.ActionListener; |
| 6 | import java.io.IOException; |
| 7 | import java.util.List; |
| 8 | |
| 9 | import javax.swing.BoxLayout; |
| 10 | import javax.swing.JButton; |
| 11 | import javax.swing.JComponent; |
| 12 | import javax.swing.JLabel; |
| 13 | import javax.swing.JPanel; |
| 14 | import javax.swing.JScrollPane; |
| 15 | import javax.swing.border.EmptyBorder; |
| 16 | |
| 17 | import be.nikiroo.utils.resources.Bundle; |
| 18 | import be.nikiroo.utils.resources.TransBundle; |
| 19 | |
| 20 | /** |
| 21 | * A configuration panel for a {@link Bundle}. |
| 22 | * <p> |
| 23 | * All the items in the given {@link Bundle} will be displayed in editable |
| 24 | * controls, with options to Save, Reset and/or Reset to the application default |
| 25 | * values. |
| 26 | * |
| 27 | * @author niki |
| 28 | * |
| 29 | * @param <E> |
| 30 | * the type of {@link Bundle} to edit |
| 31 | */ |
| 32 | public class ConfigEditor<E extends Enum<E>> extends JPanel { |
| 33 | private static final long serialVersionUID = 1L; |
| 34 | private List<ConfigItem<E>> items; |
| 35 | |
| 36 | /** |
| 37 | * Create a new {@link ConfigEditor} for this {@link Bundle}. |
| 38 | * |
| 39 | * @param type |
| 40 | * a class instance of the item type to work on |
| 41 | * @param bundle |
| 42 | * the {@link Bundle} to sort through |
| 43 | * @param title |
| 44 | * the title to display before the options |
| 45 | */ |
| 46 | public ConfigEditor(Class<E> type, final Bundle<E> bundle, String title) { |
| 47 | this.setLayout(new BorderLayout()); |
| 48 | JPanel main = new JPanel(); |
| 49 | |
| 50 | JScrollPane scroll = new JScrollPane(main); |
| 51 | scroll.getVerticalScrollBar().setUnitIncrement(16); |
| 52 | this.add(scroll, BorderLayout.CENTER); |
| 53 | |
| 54 | main.setLayout(new BoxLayout(main, BoxLayout.PAGE_AXIS)); |
| 55 | |
| 56 | main.add(new JLabel(title)); |
| 57 | |
| 58 | items = ConfigItem.getItems(type, bundle); |
| 59 | for (ConfigItem<E> item : items) { |
| 60 | main.add(item); |
| 61 | } |
| 62 | |
| 63 | main.add(createButton("Reset", new ActionListener() { |
| 64 | public void actionPerformed(ActionEvent e) { |
| 65 | for (ConfigItem<E> item : items) { |
| 66 | item.reload(); |
| 67 | } |
| 68 | } |
| 69 | })); |
| 70 | |
| 71 | main.add(createButton("Default", new ActionListener() { |
| 72 | public void actionPerformed(ActionEvent e) { |
| 73 | Object snap = bundle.takeSnapshot(); |
| 74 | bundle.reload(true); |
| 75 | for (ConfigItem<E> item : items) { |
| 76 | item.reload(); |
| 77 | } |
| 78 | bundle.reload(false); |
| 79 | bundle.restoreSnapshot(snap); |
| 80 | } |
| 81 | })); |
| 82 | |
| 83 | main.add(createButton("Save", new ActionListener() { |
| 84 | public void actionPerformed(ActionEvent e) { |
| 85 | for (ConfigItem<E> item : items) { |
| 86 | item.save(); |
| 87 | } |
| 88 | |
| 89 | try { |
| 90 | bundle.updateFile(); |
| 91 | } catch (IOException e1) { |
| 92 | e1.printStackTrace(); |
| 93 | } |
| 94 | } |
| 95 | })); |
| 96 | } |
| 97 | |
| 98 | /** |
| 99 | * Add an action button for this action. |
| 100 | * |
| 101 | * @param title |
| 102 | * the action title |
| 103 | * @param listener |
| 104 | * the action |
| 105 | */ |
| 106 | private JComponent createButton(String title, ActionListener listener) { |
| 107 | JButton button = new JButton(title); |
| 108 | button.addActionListener(listener); |
| 109 | |
| 110 | JPanel panel = new JPanel(); |
| 111 | panel.setLayout(new BorderLayout()); |
| 112 | panel.setBorder(new EmptyBorder(2, 10, 2, 10)); |
| 113 | panel.add(button, BorderLayout.CENTER); |
| 114 | |
| 115 | return panel; |
| 116 | } |
| 117 | } |