/* -*- tab-width: 4 -*-
*
* Electric(tm) VLSI Design System
*
* File: EMenu.java
*
* Copyright (c) 2003 Sun Microsystems and Static Free Software
*
* Electric(tm) 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 3 of the License, or
* (at your option) any later version.
*
* Electric(tm) 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 Electric(tm); see the file COPYING. If not, write to
* the Free Software Foundation, Inc., 59 Temple Place, Suite 330,
* Boston, Mass 02111-1307, USA.
*/
package com.sun.electric.tool.user.menus;
import com.sun.electric.Main;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import javax.swing.JMenu;
import javax.swing.JMenuItem;
/**
* Generic Electric menu.
*/
public class EMenu extends EMenuItem {
/** static menu items */ final List<EMenuItem> items;
/**
* @param text the menu item's displayed text. An "_" in the string
* indicates the location of the "mnemonic" key for that entry.
* @param items var-arg menu items. Null arguments are skipped.
* MenuCommands.SEPARATOR arguments are separators.
*/
public EMenu(String text, EMenuItem... items) {
super(text);
List<EMenuItem> l = new ArrayList<EMenuItem>();
for (EMenuItem item: items) {
if (item == null) continue;
l.add(item);
}
this.items = Collections.unmodifiableList(l);
}
/**
* @param text the menu item's displayed text. An "_" in the string
* indicates the location of the "mnemonic" key for that entry.
* @param itemsList items list. Null elements are skipped.
* MenuCommands.SEPARATOR elements are separators.
*/
public EMenu(String text, List<EMenuItem> itemsList) {
this(text, itemsList.toArray(EMenuItem.NULL_ARRAY));
}
/**
* Returns unmodifiebale list of menu items.
* Separators are represented by MeniCommands.SEPARATOR object.
* @return list of menu items.
*/
public List<EMenuItem> getItems() { return items; }
/**
*/
public void setDynamicItems(List<? extends EMenuItem> dynamicItems) {
for (EMenuBar.Instance menuBarInstance: Main.getMenuBars()) {
JMenu menu = (JMenu)menuBarInstance.findMenuItem(path);
while (menu.getMenuComponentCount() > items.size())
menu.remove(items.size());
genMenuElems(menu, dynamicItems);
}
}
@Override
void registerTree(EMenuBar menuBar, int[] parentPath, int indexInParent) {
super.registerTree(menuBar, parentPath, indexInParent);
for (int index = 0; index < items.size(); index++) {
EMenuItem item = items.get(index);
item.registerTree(menuBar, path, index);
}
}
@Override
protected void registerItem() {}
@Override
JMenu genMenu() {
JMenu subMenu = (JMenu)super.genMenu();
genMenuElems(subMenu, items);
return subMenu;
}
@Override
protected JMenuItem createMenuItem() {
return new JMenu();
}
private void genMenuElems(JMenu menu, List<? extends EMenuItem> items) {
for (EMenuItem elem: items) {
if (elem == EMenuItem.SEPARATOR) {
menu.addSeparator();
continue;
}
JMenuItem item = elem.genMenu();
menu.add(item);
}
}
@Override
protected void updateMenuItem(JMenuItem item) {
item.setEnabled(isEnabled());
}
@Override
public void run() { throw new UnsupportedOperationException(); }
}