001// License: GPL. For details, see LICENSE file. 002package org.openstreetmap.josm.gui.tagging.presets; 003 004import static org.openstreetmap.josm.tools.I18n.tr; 005 006import java.awt.Component; 007import java.awt.MouseInfo; 008import java.awt.Point; 009import java.awt.PointerInfo; 010import java.awt.event.ActionEvent; 011import java.io.Serializable; 012import java.util.ArrayList; 013import java.util.Comparator; 014import java.util.List; 015import java.util.Objects; 016 017import javax.swing.Action; 018import javax.swing.JMenu; 019import javax.swing.JMenuItem; 020import javax.swing.JPopupMenu; 021import javax.swing.JSeparator; 022 023import org.openstreetmap.josm.Main; 024import org.openstreetmap.josm.gui.MainApplication; 025import org.openstreetmap.josm.tools.AlphanumComparator; 026import org.openstreetmap.josm.tools.Logging; 027 028/** 029 * Menu that groups several presets from one topic. 030 * <p> 031 * Used, to create the nested directory structure in the preset main menu entry. 032 */ 033public class TaggingPresetMenu extends TaggingPreset { 034 public JMenu menu; // set by TaggingPresets 035 036 private static class PresetTextComparator implements Comparator<JMenuItem>, Serializable { 037 @Override 038 public int compare(JMenuItem o1, JMenuItem o2) { 039 if (MainApplication.getMenu().presetSearchAction.equals(o1.getAction())) 040 return -1; 041 else if (MainApplication.getMenu().presetSearchAction.equals(o2.getAction())) 042 return 1; 043 else 044 return AlphanumComparator.getInstance().compare(o1.getText(), o2.getText()); 045 } 046 } 047 048 /** 049 * {@code TaggingPresetMenu} are considered equivalent if (and only if) their {@link #getRawName()} match. 050 */ 051 @Override 052 public boolean equals(Object o) { 053 if (this == o) return true; 054 if (o == null || getClass() != o.getClass()) return false; 055 TaggingPresetMenu that = (TaggingPresetMenu) o; 056 return Objects.equals(getRawName(), that.getRawName()); 057 } 058 059 @Override 060 public int hashCode() { 061 return Objects.hash(getRawName()); 062 } 063 064 @Override 065 public void setDisplayName() { 066 putValue(Action.NAME, getName()); 067 /** Tooltips should be shown for the toolbar buttons, but not in the menu. */ 068 putValue(OPTIONAL_TOOLTIP_TEXT, group != null ? 069 tr("Preset group {1} / {0}", getLocaleName(), group.getName()) : 070 tr("Preset group {0}", getLocaleName())); 071 putValue("toolbar", "tagginggroup_" + getRawName()); 072 } 073 074 private static Component copyMenuComponent(Component menuComponent) { 075 if (menuComponent instanceof JMenu) { 076 JMenu menu = (JMenu) menuComponent; 077 JMenu result = new JMenu(menu.getAction()); 078 for (Component item:menu.getMenuComponents()) { 079 result.add(copyMenuComponent(item)); 080 } 081 result.setText(menu.getText()); 082 return result; 083 } else if (menuComponent instanceof JMenuItem) { 084 JMenuItem menuItem = (JMenuItem) menuComponent; 085 JMenuItem result = new JMenuItem(menuItem.getAction()); 086 result.setText(menuItem.getText()); 087 return result; 088 } else if (menuComponent instanceof JSeparator) { 089 return new JSeparator(); 090 } else { 091 return menuComponent; 092 } 093 } 094 095 @Override 096 public void actionPerformed(ActionEvent e) { 097 Object s = e.getSource(); 098 if (menu != null && s instanceof Component) { 099 JPopupMenu pm = new JPopupMenu(getName()); 100 for (Component c : menu.getMenuComponents()) { 101 pm.add(copyMenuComponent(c)); 102 } 103 try { 104 PointerInfo pointerInfo = MouseInfo.getPointerInfo(); 105 if (pointerInfo != null) { 106 Point p = pointerInfo.getLocation(); 107 pm.show(Main.parent, p.x-Main.parent.getX(), p.y-Main.parent.getY()); 108 } 109 } catch (SecurityException ex) { 110 Logging.log(Logging.LEVEL_ERROR, "Unable to get mouse pointer info", ex); 111 } 112 } 113 } 114 115 /** 116 * Sorts the menu items using the translated item text 117 */ 118 public void sortMenu() { 119 TaggingPresetMenu.sortMenu(this.menu); 120 } 121 122 /** 123 * Sorts the menu items using the translated item text 124 * @param menu menu to sort 125 */ 126 public static void sortMenu(JMenu menu) { 127 Component[] items = menu.getMenuComponents(); 128 PresetTextComparator comp = new PresetTextComparator(); 129 List<JMenuItem> sortarray = new ArrayList<>(); 130 int lastSeparator = 0; 131 for (int i = 0; i < items.length; i++) { 132 Object item = items[i]; 133 if (item instanceof JMenu) { 134 sortMenu((JMenu) item); 135 } 136 if (item instanceof JMenuItem) { 137 sortarray.add((JMenuItem) item); 138 if (i == items.length-1) { 139 handleMenuItem(menu, comp, sortarray, lastSeparator); 140 sortarray = new ArrayList<>(); 141 lastSeparator = 0; 142 } 143 } else if (item instanceof JSeparator) { 144 handleMenuItem(menu, comp, sortarray, lastSeparator); 145 sortarray = new ArrayList<>(); 146 lastSeparator = i; 147 } 148 } 149 } 150 151 private static void handleMenuItem(JMenu menu, PresetTextComparator comp, List<JMenuItem> sortarray, int lastSeparator) { 152 sortarray.sort(comp); 153 int pos = 0; 154 for (JMenuItem menuItem : sortarray) { 155 int oldPos; 156 if (lastSeparator == 0) { 157 oldPos = pos; 158 } else { 159 oldPos = pos+lastSeparator+1; 160 } 161 menu.add(menuItem, oldPos); 162 pos++; 163 } 164 } 165}