本文共 1082 字,大约阅读时间需要 3 分钟。
package com.zz; import android.app.Activity; import android.os.Bundle; import android.text.Editable; import android.text.TextWatcher; import android.view.KeyEvent; import android.view.View; import android.view.View.OnKeyListener; import android.widget.EditText; import android.widget.TextView; public class Test1 extends Activity { private TextView m_TextView; private m_EditText; /** Called when the activity is first created. */ @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.main); m_TextView = (TextView) findViewById(R.id.content); m_EditText = (EditText) findViewById(R.id.input); m_EditText.addTextChangedListener(new TextWatcher() { @Override public void onTextChanged(CharSequence s, int start, int before, int count) { m_TextView.setText(m_EditText.getText().toString()); } @Override public void beforeTextChanged(CharSequence s, int start, int count, int after) { // TODO Auto-generated method stub } @Override public void afterTextChanged(Editable s) { // TODO Auto-generated method stub } }); } }转载地址:http://nrbai.baihongyu.com/