alertwithtextboxmidlet.java

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import javax.microedition.lcdui.*; 
import javax.microedition.midlet.*; 
public class AlertWithTextBoxMIDlet extends MIDlet implements CommandListener 
{ 
private Display display; 
public AlertWithTextBoxMIDlet() 
{ 
display = Display.getDisplay(this); 
} 
public void startApp() 
{ 
TextBox tb = new TextBox("text box","欢迎加入数字传媒系游戏二班 MIDP GUI 编程世界！", 40, TextField.ANY); 
Alert timedAlert = new Alert("Login","游戏二班J2ME课堂", null, AlertType.CONFIRMATION); 
timedAlert.setTimeout(5000); 
tb.addCommand(new Command("退出",Command.OK,1)); 
tb.setCommandListener(this); 
display.setCurrent(timedAlert, tb); 
} 
public void commandAction(Command c, Displayable s) 
{ 
if(c.getLabel().equals("退出")) 
{ 
destroyApp(true); notifyDestroyed(); 
} 
} 
public void pauseApp() { } 
public void destroyApp(boolean unconditional) { } 
}