/*
 *                 Sun Public License Notice
 *
 * The contents of this file are subject to the Sun Public License
 * Version 1.0 (the "License"). You may not use this file except in
 * compliance with the License. A copy of the License is available at
 * http://www.sun.com/
 *
 * The Original Code is NetBeans. The Initial Developer of the Original
 * Code is Sun Microsystems, Inc. Portions Copyright 1997-2000 Sun
 * Microsystems, Inc. All Rights Reserved.
 */

package org.netbeans.modules.form.palette;

import javax.swing.*;
import java.awt.event.*;
import java.util.ResourceBundle;
import java.text.MessageFormat;

import org.openide.awt.JPopupMenuPlus;
import org.openide.*;
import org.openide.nodes.*;

/**
 * Popup menu for compoennt palette (possibly with a context of a category).
 *
 * @author Tomas Pavek, Jan Stola
 */

class PalettePopupMenu extends JPopupMenuPlus {

    /** Node of the category under the mouse click. */
    private Node categoryNode;
    /** Component palette manager. */
    private CPManager manager;

    private static final String NEW_CATEGORY = "CTL_CreateCategory"; // NOI18N
    private static final String DELETE_CATEGORY = "CTL_DeleteCategory"; // NOI18N
    private static final String RENAME_CATEGORY = "CTL_RenameCategory"; // NOI18N
    private static final String ORDER_CATEGORIES = "CTL_OrderCategories"; // NOI18N
    private static final String REFRESH_PALETTE = "CTL_RefreshPalette"; // NOI18N

    /**
     * Constructor.
     *
     * @param categoryNode node of the category under the mouse click
     *        (can be null).
     * @param manager component palette manager.
     */
    PalettePopupMenu(Node categoryNode, CPManager manager) {
        this.categoryNode = categoryNode;
        this.manager = manager;

        JMenuItem menuItem;
        ActionListener listener = new Listener();

        ResourceBundle bundle = CPManager.getBundle();

        menuItem = new JMenuItem(bundle.getString(NEW_CATEGORY));
        menuItem.setActionCommand(NEW_CATEGORY);
        menuItem.addActionListener(listener);
        add(menuItem);
        
        addSeparator();
        
        if (categoryNode != null) {
            menuItem = new JMenuItem(bundle.getString(DELETE_CATEGORY));
            menuItem.setActionCommand(DELETE_CATEGORY);
            menuItem.addActionListener(listener);
            add(menuItem);
            
            menuItem = new JMenuItem(bundle.getString(RENAME_CATEGORY));
            menuItem.setActionCommand(RENAME_CATEGORY);
            menuItem.addActionListener(listener);
            add(menuItem);
            
            addSeparator();
        }

        menuItem = new JMenuItem(bundle.getString(ORDER_CATEGORIES));
        menuItem.setEnabled(PaletteNode.getPaletteNode().getCookie(Index.class) != null);
        menuItem.setActionCommand(ORDER_CATEGORIES);
        menuItem.addActionListener(listener);
        add(menuItem);
        
        addSeparator();

        menuItem = new JMenuItem(bundle.getString(REFRESH_PALETTE));
        menuItem.setActionCommand(REFRESH_PALETTE);
        menuItem.addActionListener(listener);
        add(menuItem);
    }

    // -------

    private void createCategory() {
        try {
            PaletteNode.getPaletteNode().createNewCategory();
        }
        catch (java.io.IOException e) {
            ErrorManager.getDefault().notify(e);
        }
    }
    
    private void deleteCategory() {
        // first user confirmation...
        String message = MessageFormat.format(
            PaletteUtils.getBundleString("FMT_ConfirmCategoryDelete"), // NOI18N
            new Object [] { categoryNode.getName() });

        NotifyDescriptor desc = new NotifyDescriptor.Confirmation(message,
                    PaletteUtils.getBundleString("CTL_ConfirmCategoryTitle"), // NOI18N
                    NotifyDescriptor.YES_NO_OPTION);

        if (NotifyDescriptor.YES_OPTION.equals(DialogDisplayer.getDefault().notify(desc))) {
            try {
                categoryNode.destroy();
            } 
            catch (java.io.IOException e) {
                ErrorManager.getDefault().notify(e);
            }
        }
    }

    private void renameCategory() {
        NotifyDescriptor.InputLine desc = new NotifyDescriptor.InputLine(
            PaletteUtils.getBundleString("CTL_NewName"), // NOI18N
            PaletteUtils.getBundleString("CTL_Rename")); // NOI18N
        desc.setInputText(categoryNode.getName());

        if (NotifyDescriptor.OK_OPTION.equals(
                    DialogDisplayer.getDefault().notify(desc)))
        {
            String newName = null;
            try {
                newName = desc.getInputText();
                if (!"".equals(newName)) // NOI18N
                    categoryNode.setName(newName);
            }
            catch (IllegalArgumentException e) {
                ErrorManager.getDefault().notify(e);
            }
        }
    }

    private void reorderCategories() {
        Index order = (Index)PaletteNode.getPaletteNode().getCookie(Index.class);
        if (order != null)
            order.reorder();
    }
    
    // -------

    private class Listener implements ActionListener {
        public void actionPerformed(ActionEvent ev) {
            if (ev.getActionCommand().equals(NEW_CATEGORY))
                createCategory();
            else if (ev.getActionCommand().equals(DELETE_CATEGORY))
                deleteCategory();
            else if (ev.getActionCommand().equals(RENAME_CATEGORY))
                renameCategory();
            else if (ev.getActionCommand().equals(ORDER_CATEGORIES))
                reorderCategories();
            else if (ev.getActionCommand().equals(REFRESH_PALETTE))
                manager.resetPalette();
        }
    }
}