Android Button 控件綁定單擊事件
package com.android.test;
import android.app.Activity;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;
import android.widget.TextView;
import android.widget.Toast;
public class ButtonDemo extends Activity {
private TextView textview1;
private Button button1;
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.main);
//通過ID在找到定義在main.xml裡的TextView和Button控件
textview1 = (TextView)findViewById(R.id.textview1);
button1 = (Button)findViewById(R.id.button1);
//增加事件響應
button1.setOnClickListener(new View.OnClickListener(){
public void onClick(View v)
{
//Toast提示控件
Toast.makeText(ButtonDemo.this,
"TextView裡的文字發生瞭改變,你註意到瞭嗎?",
Toast.LENGTH_LONG).show();
//將TextView的文字發生改變
textview1.setText("歡迎來到400電話受理中心 ,我們的網址是:https://www.my400800.cn !");
}
});
}
}
作者“我愛技術”