package exam.test2;

import android.app.*;
import android.os.*;
import android.view.*;
import android.widget.*;

public class effect extends Activity implements RadioGroup.OnCheckedChangeListener {

      public void onCreate(Bundle savedInstanceState) {
          super.onCreate(savedInstanceState);
          requestWindowFeature(Window.FEATURE_NO_TITLE);
          setContentView(R.layout.effect);

          Button Btn = (Button)findViewById(R.id.ok);
          Btn.setOnClickListener(new Button.OnClickListener(){
           public void onClick(View v){
            //이 부분에 어떻게 들어가야 할까요?? 추후 추가할 옵션을 적용하고 이전 엑티비티로 넘어가야되요.
           } 
          });
          Button Btn2 = (Button)findViewById(R.id.cancel);
          Btn2.setOnClickListener(new Button.OnClickListener(){
           public void onClick(View v){
      finish();
     }
          });
     

    RadioGroup ColGroup = (RadioGroup)findViewById(R.id.effGroup);
    ColGroup.setOnCheckedChangeListener(this);

   }

   public void onCheckedChanged(RadioGroup group, int checkedId) {
    if (group.getId() == R.id.effGroup) {
     switch (checkedId) {
     case R.id.eff1:
      Toast.makeText(this,"Gray",Toast.LENGTH_SHORT).show();// 현재 Toast 부분을 추후 옵션내용으로 바꿀 예정입니다.
      break;
     case R.id.eff2:
      Toast.makeText(this,"Pastel",Toast.LENGTH_SHORT).show();//
      break;
     case R.id.eff3:
      Toast.makeText(this,"Crystal",Toast.LENGTH_SHORT).show();//
      break;
     case R.id.eff4:
      Toast.makeText(this,"Overlay",Toast.LENGTH_SHORT).show();//
      break;
     }
    }
   }
}

고수님들 답변 부탁드립니다.