代碼分享：

import androidx.appcompat.app.AppCompatActivity;

import android.content.Intent;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;

public class MainActivity extends AppCompatActivity {

  @Override
  protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_main);
    Button button1=(Button)findViewById(R.id.button1);

    button1.setOnClickListener(new View.OnClickListener()
    {@Override
    public void onClick(View v)
    {
      Intent intent=new Intent(MainActivity.this,Main2Activity.class);
      startActivity(intent);
    }});

import后面的包在系統(tǒng)報(bào)錯(cuò)后點(diǎn)小燈泡會(huì)自動(dòng)給你。

注意大小寫(xiě)。注意不要重名。名字盡量按實(shí)際意義

在Android 應(yīng)用開(kāi)發(fā)過(guò)程中，常用監(jiān)聽(tīng)事件如下:

(1) ListView事件監(jiān)聽(tīng)
setOn ItemSelectedListener:鼠標(biāo)滾動(dòng)時(shí)觸發(fā)
setOnItemClickListener: 點(diǎn)擊時(shí)觸發(fā)

(2 )EditText 事件監(jiān)聽(tīng)
setOnKeyListener: 獲取焦點(diǎn)時(shí)觸發(fā)

(3) RadioGroup事件監(jiān)聽(tīng)
setOnCheckedChangeListener: 點(diǎn)擊時(shí)觸發(fā)

(4) CheckBox事件監(jiān)聽(tīng)
setOnCheckedChangeListener :點(diǎn)擊時(shí)觸發(fā)

(5 )Spinner事件監(jiān)聽(tīng)
setOnltemSelectedListener:點(diǎn)擊時(shí)觸發(fā)

(6) DatePicker 事件監(jiān)聽(tīng)

onDateChangedListener： 日期改變時(shí)觸發(fā)

(7 )DatePickerDialog 事件監(jiān)聽(tīng)
onDateSetListener:設(shè)置日期時(shí)觸發(fā)

(8) TimePicker 事件監(jiān)聽(tīng)
onTimeChangedListener:時(shí)間改變時(shí)觸發(fā)

(9 )TimePickerDialog 事件監(jiān)聽(tīng)
onTimeSetListener: 設(shè)置時(shí)間時(shí)觸發(fā)

(10)Button.ImageButton 事件監(jiān)聽(tīng)
setOnClickListener: 點(diǎn)擊時(shí)觸發(fā)

(11)Menu 事件監(jiān)聽(tīng)
onOptionsltemSelected; 點(diǎn)擊時(shí)觸發(fā)

(12 )Gallery 事件監(jiān)聽(tīng)
setOnItemClickListener: 點(diǎn)擊時(shí)觸發(fā)

(13 )GridView 事件監(jiān)聽(tīng)
setOnltemClickListener: 點(diǎn)擊時(shí)觸發(fā)

以上就是本次介紹的關(guān)于android監(jiān)聽(tīng)器的相關(guān)知識(shí)點(diǎn)文章，感謝大家的學(xué)習(xí)和對(duì)我們的支持。