import java.awt.*;
import java.util.Hashtable;

public class  eventTracker extends Frame {
	Hashtable track = new Hashtable(30);
	List	events;

	eventTracker() {
		setLayout(new BorderLayout());
		Panel titles	= new Panel();
		events			= new List(10, false);

		titles.add(new Label("Class                   "));
		titles.add(new Label("Event                  "));
		titles.add(new Label("Argument    "));
		titles.add(new Label("  X  "));
		titles.add(new Label("  Y  "));
		titles.add(new Label("Key"));
		titles.add(new Label("Mod"));

		add("North", titles);
		add("South", events);

		track.put(new Integer(Event.MOUSE_DOWN),		new CheckboxMenuItem("MouseDown"));
		track.put(new Integer(Event.MOUSE_UP),			new CheckboxMenuItem("MouseUp"));
		track.put(new Integer(Event.MOUSE_MOVE),		new CheckboxMenuItem("MouseMove"));
		track.put(new Integer(Event.MOUSE_ENTER),		new CheckboxMenuItem("MouseEnter"));
		track.put(new Integer(Event.MOUSE_EXIT),		new CheckboxMenuItem("MouseExit"));
		track.put(new Integer(Event.MOUSE_DRAG),		new CheckboxMenuItem("MouseDrag"));
		track.put(new Integer(Event.SCROLL_LINE_UP),	new CheckboxMenuItem("ScrLnUp"));
		track.put(new Integer(Event.SCROLL_LINE_DOWN),	new CheckboxMenuItem("ScrLnDn"));
		track.put(new Integer(Event.SCROLL_PAGE_UP),	new CheckboxMenuItem("ScrPgUp"));
		track.put(new Integer(Event.SCROLL_PAGE_DOWN),	new CheckboxMenuItem("ScrPgDn"));
		track.put(new Integer(Event.SCROLL_ABSOLUTE),	new CheckboxMenuItem("ScrAbs"));
		track.put(new Integer(Event.LIST_SELECT),		new CheckboxMenuItem("ListSel"));
		track.put(new Integer(Event.LIST_DESELECT),		new CheckboxMenuItem("ListDesel"));
		track.put(new Integer(Event.ACTION_EVENT),		new CheckboxMenuItem("Action"));
		track.put(new Integer(Event.LOAD_FILE),			new CheckboxMenuItem("LoadFile"));
		track.put(new Integer(Event.SAVE_FILE),			new CheckboxMenuItem("SaveFile"));
		track.put(new Integer(Event.GOT_FOCUS),			new CheckboxMenuItem("GotFocus"));
		track.put(new Integer(Event.LOST_FOCUS),		new CheckboxMenuItem("LostFocus"));
		track.put(new Integer(Event.KEY_PRESS),			new CheckboxMenuItem("KeyPress"));
		track.put(new Integer(Event.KEY_RELEASE),		new CheckboxMenuItem("Key_Rel"));
		track.put(new Integer(Event.KEY_ACTION),		new CheckboxMenuItem("KeyAction"));
		track.put(new Integer(Event.KEY_ACTION_RELEASE),new CheckboxMenuItem("KeyActRel"));
		track.put(new Integer(Event.WINDOW_DESTROY),	new CheckboxMenuItem("WinDestroy"));
		track.put(new Integer(Event.WINDOW_EXPOSE),		new CheckboxMenuItem("WinExpose"));
		track.put(new Integer(Event.WINDOW_ICONIFY),	new CheckboxMenuItem("WinIconify"));
		track.put(new Integer(Event.WINDOW_DEICONIFY),	new CheckboxMenuItem("WinDeiconify"));
		track.put(new Integer(Event.WINDOW_MOVED),		new CheckboxMenuItem("WinMoved"));

		MenuBar bar		= new MenuBar();
		Menu mouseMenu	= new Menu("Mouse");
		Menu scrollMenu	= new Menu("Scroll");
		Menu listMenu	= new Menu("List");
		Menu keyMenu	= new Menu("Key");
		Menu winMenu	= new Menu("Window");
		Menu miscMenu	= new Menu("Misc");

		bar.add(mouseMenu);
		bar.add(scrollMenu);
		bar.add(listMenu);
		bar.add(keyMenu);
		bar.add(winMenu);
		bar.add(miscMenu);
		setMenuBar(bar);

		mouseMenu.add((CheckboxMenuItem)track.get(new Integer(Event.MOUSE_DOWN)));
		mouseMenu.add((CheckboxMenuItem)track.get(new Integer(Event.MOUSE_UP)));
		mouseMenu.add((CheckboxMenuItem)track.get(new Integer(Event.MOUSE_MOVE)));
		mouseMenu.add((CheckboxMenuItem)track.get(new Integer(Event.MOUSE_ENTER)));
		mouseMenu.add((CheckboxMenuItem)track.get(new Integer(Event.MOUSE_EXIT)));
		mouseMenu.add((CheckboxMenuItem)track.get(new Integer(Event.MOUSE_DRAG)));
		scrollMenu.add((CheckboxMenuItem)track.get(new Integer(Event.SCROLL_LINE_UP)));
		scrollMenu.add((CheckboxMenuItem)track.get(new Integer(Event.SCROLL_LINE_DOWN)));
		scrollMenu.add((CheckboxMenuItem)track.get(new Integer(Event.SCROLL_PAGE_UP)));
		scrollMenu.add((CheckboxMenuItem)track.get(new Integer(Event.SCROLL_PAGE_DOWN)));
		scrollMenu.add((CheckboxMenuItem)track.get(new Integer(Event.SCROLL_ABSOLUTE)));
		listMenu.add((CheckboxMenuItem)track.get(new Integer(Event.LIST_SELECT)));
		listMenu.add((CheckboxMenuItem)track.get(new Integer(Event.LIST_DESELECT)));
		miscMenu.add((CheckboxMenuItem)track.get(new Integer(Event.ACTION_EVENT)));
		miscMenu.add((CheckboxMenuItem)track.get(new Integer(Event.LOAD_FILE)));
		miscMenu.add((CheckboxMenuItem)track.get(new Integer(Event.SAVE_FILE)));
		miscMenu.add((CheckboxMenuItem)track.get(new Integer(Event.GOT_FOCUS)));
		miscMenu.add((CheckboxMenuItem)track.get(new Integer(Event.LOST_FOCUS)));
		keyMenu.add((CheckboxMenuItem)track.get(new Integer(Event.KEY_PRESS)));
		keyMenu.add((CheckboxMenuItem)track.get(new Integer(Event.KEY_RELEASE)));
		keyMenu.add((CheckboxMenuItem)track.get(new Integer(Event.KEY_ACTION)));
		keyMenu.add((CheckboxMenuItem)track.get(new Integer(Event.KEY_ACTION_RELEASE)));
		winMenu.add((CheckboxMenuItem)track.get(new Integer(Event.WINDOW_DESTROY)));
		winMenu.add((CheckboxMenuItem)track.get(new Integer(Event.WINDOW_EXPOSE)));
		winMenu.add((CheckboxMenuItem)track.get(new Integer(Event.WINDOW_ICONIFY)));
		winMenu.add((CheckboxMenuItem)track.get(new Integer(Event.WINDOW_DEICONIFY)));
		winMenu.add((CheckboxMenuItem)track.get(new Integer(Event.WINDOW_MOVED)));

		resize(500, 300);
		show();

		Font font = new Font("Courier", Font.PLAIN, 12);
		events.setFont(font);
	}

	public boolean handleEvent(Event evt) {
		if (evt.id == Event.MOUSE_DOWN)
			events.clear();
		return true;
	}

	void log(Event evt) {
		Integer id = new Integer(evt.id);
		CheckboxMenuItem mi;
		StringBuffer classname, eventname, argument, x, y, key, modifiers;

		mi = (CheckboxMenuItem) track.get(id);

		if (mi.getState() == true) {
			classname = new StringBuffer(evt.target.getClass().getName());
			while (classname.length() < 20)
				classname.append(" ");

			eventname = new StringBuffer(mi.getLabel());
			while (eventname.length() < 17)
				eventname.append(" ");

			if (evt.arg == null)
				argument = new StringBuffer("null");
			else
				argument = new StringBuffer(evt.arg.toString());
			while (argument.length() < 14)
				argument.append(" ");

			x = new StringBuffer(String.valueOf(evt.x));
			while (x.length() < 7)
				x.append(" ");

			y = new StringBuffer(String.valueOf(evt.y));
			while (y.length() < 7)
				y.append(" ");

			key = new StringBuffer(String.valueOf(evt.key));
			while (key.length() < 5)
				key.append(" ");

			modifiers = new StringBuffer(String.valueOf(evt.modifiers));
			while (modifiers.length() < 5)
				modifiers.append(" ");

			String line = new String(
				classname.toString() + eventname + argument + 
				x + y + key + modifiers);

			events.addItem(line);
		}
	}
}