EditText Text改变监听

 

〉〉EditText Text改变监听

package com.jp;import android.app.Activity;import android.os.Bundle;import android.text.Editable;import android.text.TextWatcher;import android.util.Log;import android.widget.EditText;import android.widget.Toast;public class Main extends Activity { /** Called when the activity is first created. */EditText eText; @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.main); eText=((EditText)findViewById(R.id.EditText01)); //为EditText注册TextWatcher实例 eText.addTextChangedListener(tWatcher); } /** * 实现TextWatcher接口 */ private TextWatcher tWatcher=new TextWatcher(){@Overridepublic void afterTextChanged(Editable s) {// TODO Auto-generated method stub}@Overridepublic void beforeTextChanged(CharSequence s, int start, int count,int after) {// TODO Auto-generated method stub}/** * 文本改变监听 */@Overridepublic void onTextChanged(CharSequence s, int start, int before,int count) {// TODO Auto-generated method stubLog.i("Chenged", "------");} };}