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package com.example.addbutton;
import android.app.Activity;
import android.os.Bundle;
import android.view.Menu;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.Button;
import android.widget.EditText;
public class MainActivity extends Activity {
private Button addbtn;
private EditText tv;
public int i = 0;
@Override
protected void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.activity_main);
addbtn = (Button)this.findViewById(R.id.addbtn);
tv = (EditText)this.findViewById(R.id.tv);
addbtn.setOnClickListener(new AddbtnListener());
}
class AddbtnListener implements OnClickListener{
@Override
public void onClick(View v) {
// TODO Auto-generated method stub
i++;
tv.setText(""+i);
}
}
}