/* * MacrosMenu.java - Macros menu * Copyright (C) 1999, 2000, 2001 Slava Pestov * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU General Public License * as published by the Free Software Foundation; either version 2 * of the License, or any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA. */package org.gjt.sp.jedit.gui;import javax.swing.*;import java.util.Collections;import java.util.Vector;import org.gjt.sp.jedit.msg.MacrosChanged;import org.gjt.sp.jedit.*;public class MacrosMenu extends EnhancedMenu implements EBComponent{	public MacrosMenu()	{		super("macros");		updateMacrosMenu();	}	public void addNotify()	{		super.addNotify();		EditBus.addToBus(this);	}	public void removeNotify()	{		super.removeNotify();		EditBus.removeFromBus(this);	}	public void handleMessage(EBMessage msg)	{		if(msg instanceof MacrosChanged)			updateMacrosMenu();	}	public void init()	{		super.init();		updateMacrosMenu();	}	private void updateMacrosMenu()	{		if(!initialized)			return;		// Because the macros menu contains normal items as		// well as dynamically-generated stuff, we are careful		// to only remove the dynamic crap here...		for(int i = getMenuComponentCount() - 1; i >= 0; i--)		{			if(getMenuComponent(i) instanceof JSeparator)				break;			else				remove(i);		}		int count = getMenuComponentCount();		Vector macroVector = Macros.getMacroHierarchy();		createMacrosMenu(this,macroVector,0);		if(count == getMenuComponentCount())			add(GUIUtilities.loadMenuItem("no-macros"));	}	private void createMacrosMenu(JMenu menu, Vector vector, int start)	{		Vector menuItems = new Vector();		for(int i = start; i < vector.size(); i++)		{			Object obj = vector.elementAt(i);			if(obj instanceof Macros.Macro)			{				Macros.Macro macro = (Macros.Macro)obj;				menuItems.add(new EnhancedMenuItem(macro.getLabel(),macro));			}			else if(obj instanceof Vector)			{				Vector subvector = (Vector)obj;				String name = (String)subvector.elementAt(0);				JMenu submenu = new JMenu(name);				createMacrosMenu(submenu,subvector,1);				if(submenu.getMenuComponentCount() != 0)					menuItems.add(submenu);			}		}		Collections.sort(menuItems,new MiscUtilities.MenuItemCompare());		for(int i = 0; i < menuItems.size(); i++)		{			menu.add((JMenuItem)menuItems.get(i));		}	}}