package Secret.Android;

import android.app.Activity;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;
import android.widget.TextView;

public class Secret extends Activity {
    /** Called when the activity is first created. */
   
    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.introview);
       
        Button btnOk = (Button)findViewById(R.id.btnOk);
        btnOk.setOnClickListener(new View.OnClickListener() {
         @Override
            public void onClick(View view) {               
                EditText etName = (EditText)findViewById(R.id.etName);
               
                setContentView(R.layout.sercetchkview);
               
                TextView tvHelloMsg = (TextView)findViewById(R.id.tvHelloMsg);
                tvHelloMsg.setText("Welcome!! " + etName.getText().toString());
            }
        });
    }
}

화면이동을 배우고자 실습하는도중에 ㅠ             public void onClick(View view) {       요부분이 에러 나오고 나오네요 ㅠㅠ

도통 뭐가 잘못됐는지 모르겠네요,, 왜그런걸까요?