mainform.java

来自「1.test.jsp实现了获得J2ME传来的信息和发送邮件 2.wtk1中实现」· Java 代码 · 共 77 行

/*
 * Created on 2004-12-8
 *
 * TODO To change the template for this generated file go to
 * Window - Preferences - Java - Code Style - Code Templates
 */
package com.j2medev.mail;

import javax.microedition.lcdui.Form;
import javax.microedition.lcdui.Item;
import javax.microedition.lcdui.*;
import javax.microedition.midlet.MIDlet;

/**
 * @author P2800
 * 
 * TODO To change the template for this generated type comment go to Window -
 * Preferences - Java - Code Style - Code Templates
 */
public class MainForm extends Form implements CommandListener
{

    private MailClient midlet;

    private TextField toField;

    private TextField subField;
    
    private boolean first = true;

    public static final Command nextCommand = new Command("NEXT", Command.OK, 1);

    public MainForm(MailClient midlet, String arg0)
    {
        super(arg0);
        this.midlet = midlet;
        if(first)
        {
            first = false;
            init();
        }
        
    }

    public void init()
    {
        toField = new TextField("To:", null, 25, TextField.ANY);
        subField = new TextField("Subject:", null, 30, TextField.ANY);
        this.append(toField);
        this.append(subField);
        this.addCommand(nextCommand);
        this.setCommandListener(this);
        
    }
    
    public void commandAction(Command cmd,Displayable disp)
    {
        if(cmd == nextCommand)
        {
            String to = toField.getString();
            String subject = subField.getString();
            if(to == "" && subject == "")
            {
                midlet.displayAlert("Null to or sub",AlertType.WARNING,this);
            }
            else
            {
                midlet.getMessage().setTo(to);
                midlet.getMessage().setSubject(subject);
                midlet.getDisplay().setCurrent(midlet.getContentForm());
            }
        }
    }

}