root/trunk/16.EventTest1/src/soo/event/EventTest1.java

package soo.event;

import android.app.Activity;
import android.graphics.Color;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;
import android.widget.Toast;

//public class EventTest1 extends Activity implements View.OnClickListener{
public class EventTest1 extends Activity{
    /** Called when the activity is first created. */
        
        public Button bt;
        public EditText et;
        
    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.event);
        
        bt = (Button)findViewById(R.id.button01);
        et = (EditText)findViewById(R.id.editText01);
        
        //1. �듬�(臾대�) �대� �댁���        /*
        bt.setOnClickListener(new OnClickListener() {
                        
                        @Override
                        public void onClick(View v) {
                                // TODO Auto-generated method stub
                                Toast.makeText(EventTest1.this, "�듬�(臾대�) �대� �대���n\n�대깽��泥�━", Toast.LENGTH_LONG).show();
                                et.setTextColor(Color.RED);
                                et.setText("�듬�(臾대�) �대��대��ㅻ� \n\n�대깽��泥�━");
                        }
                });
        */

        //2_1. ��� �대��대��ㅻ� 泥�━ (硫������� �대������)
        /*
        class InnerHandler implements View.OnClickListener{
                @Override
                        public void onClick(View v) {
                                // TODO Auto-generated method stub
                                Toast.makeText(EventTest1.this, "��� �대��대��ㅻ� 泥�━ (硫������� �대������)�대깽��泥�━", Toast.LENGTH_LONG).show();
                                et.setTextColor(Color.BLUE);
                                et.setText("��� �대��대��ㅻ� 泥�━ (硫������� �대������) �대깽��泥�━");
                        }
        }
        bt.setOnClickListener(new InnerHandler());
        */
        //bt.setOnClickListener(new InnerHandler());
        //bt.setOnClickListener(this);
        
        //bt.setOnClickListener(new ThirdHandler(this)); //�����諛⑹��쇰� ��� 諛⑸�
        bt.setOnClickListener(new ThirdHandler());               //View��context瑜��댁��댁� ��� 寃쎌�
    }

        
    
    //2_2. ��� �대��대��ㅻ� 泥�━ (�대��ㅼ����대������)
    /*
    class InnerHandler implements View.OnClickListener{
        @Override
                public void onClick(View v) {
                        // TODO Auto-generated method stub
                        Toast.makeText(EventTest1.this, "��� �대��대��ㅻ� 泥�━ (�대��ㅼ����대������)�대깽��泥�━", Toast.LENGTH_LONG).show();
                        // ��� �대��대��ㅼ� 寃쎌���� 吏�� 蹂��瑜�硫ㅻ�蹂��濡�鍮쇱������ 寃쎌�媛�諛�� ���.
                        et.setTextColor(Color.YELLOW);
                        et.setText("��� �대��대��ㅻ� 泥�━ (�대��ㅼ����대������) �대깽��泥�━");
                }
    }
    */
    
    //3. ��린������대��ㅻ� 泥�━���.
    /*
    @Override
        public void onClick(View v) {
        // TODO Auto-generated method stub
                Toast.makeText(EventTest1.this, "��린������대��ㅻ� 泥�━ �대깽��泥�━", Toast.LENGTH_LONG).show();
                // ��� �대��대��ㅼ� 寃쎌���� 吏�� 蹂��瑜�硫ㅻ�蹂��濡�鍮쇱������ 寃쎌�媛�諛�� ���.
                et.setTextColor(Color.BLUE);
                et.setText("��린������대��ㅻ� 泥�━ �대깽��泥�━");
        }
        */
    
    public EditText getEt(){
        return et;
    }    
}

//4. ��3�대��ㅻ� 泥�━
class ThirdHandler implements View.OnClickListener{
        /*
        EventTest1 etest;
        public ThirdHandler(EventTest1 etest) {
                this.etest=etest;
                // TODO Auto-generated constructor stub
        }
        @Override
        public void onClick(View v) {
                // TODO Auto-generated method stub
                Toast.makeText(etest, "��3�대��ㅻ� 泥�━ �대깽��泥�━", Toast.LENGTH_LONG).show();
                // ��� �대��대��ㅼ� 寃쎌���� 吏�� 蹂��瑜�硫ㅻ�蹂��濡�鍮쇱������ 寃쎌�媛�諛�� ���.
                etest.getEt().setTextColor(Color.RED);
                etest.getEt().setText("��3�대��ㅻ� 泥�━ �대깽��泥�━");
        }
        */
        @Override
        public void onClick(View v) {
                // TODO Auto-generated method stub
                Toast.makeText(v.getContext(), "��3�대��ㅻ� 泥�━ �대깽��泥�━", Toast.LENGTH_LONG).show();
                // ��� �대��대��ㅼ� 寃쎌���� 吏�� 蹂��瑜�硫ㅻ�蹂��濡�鍮쇱������ 寃쎌�媛�諛�� ���.
                ((EventTest1)v.getContext()).getEt().setTextColor(Color.RED);
                ((EventTest1)v.getContext()).getEt().setText("��3�대��ㅻ� 泥�━ �대깽��泥�━");
        }
}