모바일 예제4-7(질문)

 DialogComponent dialog1 = new DialogComponent(label1,"문자메시지", DialogComponent.TYPE_NONE);
↑ 이부분이 계속 에러나요~

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import org.kwis.msp.lcdui.*;
import org.kwis.msp.lwc.*;

public class DialogEx extends Jlet implements ActionListener
{
 

 

 ShellComponent shell = new ShellComponent();
 FormComponent form = new FormComponent();
 LabelComponent labell = new LabelComponent("메세지전송중");
 LabelComponent label2 = new LabelComponent("메세지 전송완료");

 TextBoxComponent textbox = new TextBoxComponent(null, TextBoxComponent.CONSTRAINT_ANY,80);

 ButtonComponent button = new ButtonComponent("전송하기",null);

 DialogComponent dialog1 = new DialogComponent(label1,"문자메시지", DialogComponent.TYPE_NONE);
 DialogComponent dialog2 = new DialogComponent(label2, "문자메시지", DialogComponent.TYPE_OK);

 

 protected void startApp(String args[])
 {
  dialog1.setTimeout(5000);
  button.setActionListener(this, null);
  

     form.addComponent(textbox);
     form.addComponent(button);
     form.setGab(10);
     shell.setTitle("문자메시지 전송하기");
     shell.addComponent(form);
     shell.show();

 }

 protected void pauseApp(){}
 protected void resumeApp(){}

 protected void destroyApp(boolean b){}

 public void action(Component c, Object o)
 {
  if(c == button)
  {
   dialog1.doModal();
   dialog2.doModal();
   textbox.setString(null);
  }

 }
 

};