/* * Created on 20 févr. 2005  =============================================                   GNU LESSER GENERAL PUBLIC LICENSE Version 2.1 =============================================GLIPS Graffiti Editor, a SVG EditorCopyright (C) 2003 Jordi SUC, Philippe Gil, SARL ITRISThis library is free software; you can redistribute it and/ormodify it under the terms of the GNU Lesser General PublicLicense as published by the Free Software Foundation; eitherversion 2.1 of the License, or (at your option) any later version.This library is distributed in the hope that it will be useful,but WITHOUT ANY WARRANTY; without even the implied warranty ofMERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNULesser General Public License for more details.You should have received a copy of the GNU Lesser General PublicLicense along with this library; if not, write to the Free SoftwareFoundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USAContact : jordi.suc@itris.fr; philippe.gil@itris.fr ============================================= */package fr.itris.glips.svgeditor.menutool;import java.util.*;import fr.itris.glips.svgeditor.*;import javax.swing.*;/** * the class of the pop up sub menus *  * @author Jordi SUC */public class SVGPopupSubMenu extends SVGPopupItem{	/**	 * the collection of the popup items that are contained in this popup submenu	 */	protected LinkedList subPopupItem=new LinkedList();		/**	 * whether the popup items are enabled or not	 */	protected boolean isEnabled=false;		/**	 * the constructor of the class	 * @param editor the editor	 * @param id the id of this popup item	 * @param label the label for the popup item	 * @param iconName the name of an icon	 */	public SVGPopupSubMenu(SVGEditor editor, String id, String label, String iconName){		super(editor, id, label, iconName);				menuItem=new JMenu(label);		//menuItem.setFont(theFont);				if(icon!=null){						menuItem.setIcon(icon);		}				if(disabledIcon!=null){						menuItem.setDisabledIcon(disabledIcon);		}	}		/**	 * returns the popup item that will be displayed	 * @param nodes the nodes onto which the popup item will act	 * @return the menu item	 */	public JMenuItem getPopupItem(LinkedList nodes){		//removes all the items  from the menu		((JMenu)menuItem).removeAll();				//adding all the menu items that lie in this sub menu		SVGPopupItem item=null;		JMenuItem popupItem=null;		isEnabled=false;				for(Iterator it=subPopupItem.iterator(); it.hasNext();){						item=(SVGPopupItem)it.next();						if(item!=null){								popupItem=item.getPopupItem(nodes);								if(popupItem!=null){					((JMenu)menuItem).add(popupItem);					isEnabled=isEnabled || popupItem.isEnabled();				}			}		}				return menuItem;	}		/**	 * adds a popup item to this popup sub menu item	 * @param item a popup item	 */	public void addPopupItem(SVGPopupItem item){				if(item!=null){						subPopupItem.add(item);		}	}		/**	 * restores the popup items initial state	 */	public void setToInitialState() {		SVGPopupItem item=null;				for(Iterator it=subPopupItem.iterator(); it.hasNext();){						item=(SVGPopupItem)it.next();						if(item!=null){								item.setToInitialState();			}		}	}		/**	 * @return whether this popup item is enabled or not	 */	public boolean isEnabled(){				return isEnabled;	}}