view src/samer/core_/util/heavy/MenuBuilder.java @ 0:bf79fb79ee13

Initial Mercurial check in.

/*
 *	Tools.java	
 *
 *	Copyright (c) 2000, Samer Abdallah, King's College London.
 *	All rights reserved.
 *
 *	This software is provided AS iS and WITHOUT ANY WARRANTY; 
 *	without even the implied warranty of MERCHANTABILITY or 
 *	FITNESS FOR A PARTICULAR PURPOSE.
 */

package samer.core.util.heavy;
import  samer.core.util.*;
import  samer.core.*;
import  java.awt.*;

public class MenuBuilder implements Agent.Registry 
{
	Menu			menu;
	AgentAdapter	ad;
	Font	font=X.font(Shell.datum("menu.font"),null); 

	public MenuBuilder(Menu m, AgentAdapter a) { menu=m; ad=a; }

	public Agent.Registry add(String l) { 
		MenuItem mi = new MenuItem(l);
		mi.setFont(font);
		mi.addActionListener(ad);
		menu.add(mi);
		return this;
	}
	public Agent.Registry add(String l, boolean state) {
		CheckboxMenuItem mi = new CheckboxMenuItem(l, state);
		mi.setFont(font);
		mi.addItemListener(ad);
		menu.add(mi);
		return this;
	}
	public void setTarget(Agent a) { ad=new AgentAdapter(a); group(); }
	public void group() { menu.add("-"); }

	public static Menu showCommands( Agent agent, Component c, Menu menu)	
	{
		AgentAdapter	adapter=new AgentAdapter(agent);

		if (menu==null) {
			PopupMenu p=new PopupMenu(c.getName());

			c.add(p);
			c.removeMouseListener( MouseRetarget.listener);
			c.addMouseListener( new PopupHandler(p));
			c.addMouseListener( MouseRetarget.listener);
			menu=p;
		} else {
			menu.add("-");
		}

		agent.getCommands( new MenuBuilder(menu,adapter));
		return menu;
	}
};