| CommandLister |

    package ij.plugin;
    import ij.*;
    import ij.text.*;
    import ij.util.*;
    import java.util.*;
    import java.awt.*;
    import java.awt.event.*;

    /** Lists ImageJ commands or keyboard shortcuts in a text window. */
    public class CommandLister implements PlugIn {

        public void run(String arg) {
            if (arg.equals("shortcuts"))
                listShortcuts();
            else
                listCommands();
        }

        public void listCommands() {
            Hashtable commands = Menus.getCommands();
            Vector v = new Vector();
            for (Enumeration en=commands.keys(); en.hasMoreElements();) {
                String command = (String)en.nextElement();
                v.addElement(command+"\t"+(String)commands.get(command));
            }
            showList("Commands", "Command\tPlugin", v);
        }

        public void listShortcuts() {
            Hashtable shortcuts = Menus.getShortcuts();
            Vector v = new Vector();
            addShortcutsToVector(shortcuts, v);
            Hashtable macroShortcuts = Menus.getMacroShortcuts();
            addShortcutsToVector(macroShortcuts, v);
            showList("Keyboard Shortcuts", "Hot Key\tCommand", v);
        }

        void addShortcutsToVector(Hashtable shortcuts, Vector v) {
            for (Enumeration en=shortcuts.keys(); en.hasMoreElements();) {
                Integer key = (Integer)en.nextElement();
                int keyCode = key.intValue();
                boolean upperCase = false;
                if (keyCode>200) {
                    upperCase = true;
                    keyCode -= 200;
                }
                String shortcut = KeyEvent.getKeyText(keyCode);
                if (!upperCase && shortcut.length()==1) {
                    char c = shortcut.charAt(0);
                    if (c>=65 && c<=90)
                        c += 32;
                    char[] chars = new char[1];
                    chars[0] = c;
                    shortcut = new String(chars);
                }
                if (shortcut.length()>1)
                    shortcut = " " + shortcut;
                v.addElement(shortcut+"\t"+(String)shortcuts.get(key));
            }
        }

        void showList(String title, String headings, Vector v) {
            String[] list = new String[v.size()];
            v.copyInto((String[])list);
            StringSorter.sort(list);
            StringBuffer sb = new StringBuffer();
            for (int i=0; i<list.length; i++) {
                sb.append(list[i]);
                sb.append("\n");
            }
            TextWindow tw = new TextWindow(title, headings, sb.toString(), 600, 500);
        }
    }

| CommandLister |