basedialog.java

j2me sip客户端程序源码 提供了J2ME中SIP协议开发样例源码

/**
 * @(#)$RCSfile: BaseDialog.java,v $            $Revision: 1.2 $
 *
 * ====================================================================
 * Copyright 2001, Reaxion Corp.,
 * 11418 105th PL NE, Kirkland, WA, 98033, USA
 * All rights reserved.
 * ====================================================================
 *
 * The contents of this file are subject to the Mozilla Public
 * License Version 1.1 (the "License"); you may not use this file
 * except in compliance with the License. You may obtain a copy of
 * the License at http://www.mozilla.org/MPL/
 *
 * Software distributed under the License is distributed on an "AS
 * IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
 * implied. See the License for the specific language governing
 * rights and limitations under the License.
 *
 * The Original Code is the Tequila SyncML.
 *
 * The Initial Developer of the Original Code is Reaxion Corp.
 * All Rights Reserved.
 */
package com.reaxion.tequila.client.syncml.ui;

import javax.microedition.lcdui.*;

import com.reaxion.tequila.syncml.util.*;

/**
 * @version   $1.0$
 * @author    Oleg A. Oksyuk
 */
public abstract class BaseDialog extends Form implements CommandListener, IDialog
{
    /**
     * These are the commands available in all the demos.
     */
    private Command[] commands = SyncMidlet.getDemoCommands();

    /**
     * These are callback events invoked whenever the matching command
     * is invoked.
     */
    private Runnable[] callbacks = SyncMidlet.getDemoActions();

    /**
     * This constructor creates new BaseDemo with the given title & creates
     * the standard commands for the demos.
     */
    public BaseDialog(String title)
    {
        super(title);
        setCommandListener(this) ;
        for(int iter = 0 ; iter < commands.length ; iter++)
        {
            addCommand(commands[iter]);
        }
    }

    /**
     * Indicates that a command event has occurred. This implementation loops
     * through the default callbacks and decides if one of them should be
     * invoked.
     */
    public void commandAction(Command c, Displayable d)
    {
        Log.println("commandAction");
        for(int iter = 0 ; iter < commands.length ; iter++)
        {
            if(commands[iter] == c)
            {
                callbacks[iter].run();
                return;
            }
        }
    }

}