1 | // License: GPL. For details, see LICENSE file.
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2 | package org.openstreetmap.josm.gui.dialogs;
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3 |
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4 | import static org.openstreetmap.josm.tools.I18n.tr;
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5 |
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6 | import java.awt.Component;
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7 | import java.awt.Dimension;
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8 | import java.awt.event.ActionEvent;
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9 | import java.awt.event.KeyEvent;
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10 | import java.util.Optional;
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11 |
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12 | import javax.swing.DefaultListCellRenderer;
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13 | import javax.swing.JList;
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14 | import javax.swing.JMenuItem;
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15 | import javax.swing.ListCellRenderer;
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16 |
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17 | import org.openstreetmap.josm.Main;
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18 | import org.openstreetmap.josm.actions.JosmAction;
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19 | import org.openstreetmap.josm.gui.ExtendedDialog;
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20 | import org.openstreetmap.josm.gui.MainMenu;
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21 | import org.openstreetmap.josm.gui.widgets.SearchTextResultListPanel;
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22 | import org.openstreetmap.josm.tools.Shortcut;
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23 |
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24 | public final class MenuItemSearchDialog extends ExtendedDialog {
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25 |
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26 | private final Selector selector;
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27 | private static final MenuItemSearchDialog INSTANCE = new MenuItemSearchDialog(Main.main.menu);
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28 |
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29 | private MenuItemSearchDialog(MainMenu menu) {
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30 | super(Main.parent, tr("Search menu items"), new String[]{tr("Select"), tr("Cancel")});
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31 | this.selector = new Selector(menu);
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32 | this.selector.setDblClickListener(e -> buttonAction(0, null));
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33 | setContent(selector, false);
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34 | setPreferredSize(new Dimension(600, 300));
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35 | }
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36 |
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37 | /**
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38 | * Returns the unique instance of {@code MenuItemSearchDialog}.
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39 | *
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40 | * @return the unique instance of {@code MenuItemSearchDialog}.
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41 | */
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42 | public static synchronized MenuItemSearchDialog getInstance() {
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43 | return INSTANCE;
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44 | }
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45 |
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46 | @Override
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47 | public ExtendedDialog showDialog() {
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48 | selector.init();
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49 | super.showDialog();
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50 | selector.clearSelection();
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51 | return this;
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52 | }
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53 |
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54 | @Override
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55 | protected void buttonAction(int buttonIndex, ActionEvent evt) {
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56 | super.buttonAction(buttonIndex, evt);
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57 | if (buttonIndex == 0 && selector.getSelectedItem() != null && selector.getSelectedItem().isEnabled()) {
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58 | selector.getSelectedItem().getAction().actionPerformed(evt);
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59 | }
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60 | }
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61 |
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62 | private static class Selector extends SearchTextResultListPanel<JMenuItem> {
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63 |
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64 | private final MainMenu menu;
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65 |
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66 | Selector(MainMenu menu) {
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67 | super();
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68 | this.menu = menu;
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69 | lsResult.setCellRenderer(new CellRenderer());
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70 | }
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71 |
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72 | public JMenuItem getSelectedItem() {
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73 | final JMenuItem selected = lsResult.getSelectedValue();
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74 | if (selected != null) {
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75 | return selected;
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76 | } else if (!lsResultModel.isEmpty()) {
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77 | return lsResultModel.getElementAt(0);
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78 | } else {
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79 | return null;
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80 | }
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81 | }
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82 |
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83 | @Override
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84 | protected void filterItems() {
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85 | lsResultModel.setItems(menu.findMenuItems(edSearchText.getText(), true));
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86 | }
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87 | }
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88 |
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89 | private static class CellRenderer implements ListCellRenderer<JMenuItem> {
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90 |
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91 | private final DefaultListCellRenderer def = new DefaultListCellRenderer();
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92 |
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93 | @Override
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94 | public Component getListCellRendererComponent(JList<? extends JMenuItem> list, JMenuItem value, int index,
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95 | boolean isSelected, boolean cellHasFocus) {
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96 | final JMenuItem item = new JMenuItem(value.getText());
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97 | item.setAction(value.getAction());
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98 | Optional.ofNullable(value.getAction())
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99 | .filter(JosmAction.class::isInstance)
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100 | .map(JosmAction.class::cast)
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101 | .map(JosmAction::getShortcut)
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102 | .map(Shortcut::getKeyStroke)
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103 | .ifPresent(item::setAccelerator);
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104 | if (isSelected) {
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105 | item.setBackground(list.getSelectionBackground());
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106 | item.setForeground(list.getSelectionForeground());
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107 | } else {
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108 | item.setBackground(list.getBackground());
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109 | item.setForeground(list.getForeground());
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110 | }
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111 | return item;
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112 | }
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113 | }
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114 |
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115 | public static class Action extends JosmAction {
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116 |
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117 | // CHECKSTYLE.OFF: LineLength
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118 | /** Action shortcut (ctrl / space by default */
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119 | public static final Shortcut SHORTCUT = Shortcut.registerShortcut("help:search-items", "Search menu items", KeyEvent.VK_SPACE, Shortcut.CTRL);
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120 | // CHECKSTYLE.ON: LineLength
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121 |
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122 | /**
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123 | * Constructs a new {@code Action}.
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124 | */
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125 | public Action() {
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126 | super(tr("Search menu items"), "dialogs/search", null,
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127 | SHORTCUT,
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128 | true, "dialogs/search-items", false);
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129 | }
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130 |
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131 | @Override
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132 | public void actionPerformed(ActionEvent e) {
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133 | MenuItemSearchDialog.getInstance().showDialog();
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134 | }
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135 | }
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136 | }
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