<?xml version="1.0" encoding="utf-8"?> <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" android:orientation="vertical" android
<?xml version="1.0" encoding="utf-8"?> <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" android:orientation="vertical" android:layout_width="match_parent" android:layout_height="match_parent"> <RatingBar android:layout_width="wrap_content" android:layout_height="wrap_content" android:id="@+id/ratingbar" /> </LinearLayout>
package com.example.yanlei.my; import android.os.Bundle; import android.support.v7.app.AppCompatActivity; import android.view.Menu; import android.view.MenuItem; import android.widget.RatingBar; import android.widget.Toast; public class MainActivity extends AppCompatActivity { //聲明變數 //聲明RatingBar private RatingBar rbScore=null; @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); //獲取RatingBar rbScore = (RatingBar)findViewById(R.id.ratingbar); //設置監聽事件 rbScore.setOnRatingBarChangeListener(new RatingBar.OnRatingBarChangeListener(){ public void onRatingChanged(RatingBar ratingBar, float rating,boolean fromUser) { Toast.makeText(getApplication(), "rating:"+String.valueOf(rating),Toast.LENGTH_SHORT).show(); } }); } @Override public boolean onCreateOptionsMenu(Menu menu) { // Inflate the menu; this adds items to the action bar if it is present. getMenuInflater().inflate(R.menu.menu_main, menu); return true; } @Override public boolean onOptionsItemSelected(MenuItem item) { // Handle action bar item clicks here. The action bar will // automatically handle clicks on the Home/Up button, so long // as you specify a parent activity in AndroidManifest.xml. int id = item.getItemId(); //noinspection SimplifiableIfStatement if (id == R.id.action_settings) { return true; } return super.onOptionsItemSelected(item); } }
參看:http://blog.csdn.net/jianghuiquan/article/details/8350476