Android RatingBar评分案例
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout
xmlns:android="http://schemas.android.com/apk/res/android"
android:orientation="vertical"
android:paddingLeft="10dip"
android:layout_width="wrap_content"
android:layout_height="wrap_content">
<RatingBar
android:id="@+id/rbOne"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:numStars="3"
android:rating="2.5" />
<RatingBar android:id="@+id/rbTwo"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:numStars="5"
android:rating="2.25" />
<LinearLayout
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_marginTop="10dip">
<TextView android:id="@+id/textView"
android:layout_width="wrap_content"
android:layout_height="wrap_content" />
<RatingBar android:id="@+id/rbThree"
style="?android:attr/ratingBarStyleSmall"
android:layout_marginLeft="5dip"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_gravity="center_vertical" />
</LinearLayout>
<RatingBar
android:id="@+id/rbFour"
style="?android:attr/ratingBarStyleIndicator"
android:layout_marginLeft="5dip"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_gravity="center_vertical" />
</LinearLayout>
package com.test;
import android.app.Activity;
import android.os.Bundle;
import android.util.Log;
import android.widget.RatingBar;
import android.widget.RatingBar.OnRatingBarChangeListener;
import android.widget.TextView;
public class RatingBarDemo_2 extends Activity implements OnRatingBarChangeListener{
private RatingBar smallRatingBar = null;
private RatingBar indicatorRatingBar = null;
private TextView ratingText = null;
private RatingBarrabarone,rabartwoBar;
/** Called when the activity is first created. */
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setContentView(R.layout.ratingbar_2);
ratingText = (TextView) findViewById(R.id.textView);
indicatorRatingBar = (RatingBar) findViewById(R.id.rbFour);
smallRatingBar = (RatingBar) findViewById(R.id.rbThree);
// The different rating bars in the layout. Assign the listener to us.
rabarone=((RatingBar)findViewById(R.id.rbOne));
rabarone.setOnRatingBarChangeListener(this);
rabartwoBar=((RatingBar)findViewById(R.id.rbTwo));
rabartwoBar.setOnRatingBarChangeListener(this);
}
@Override
public void onRatingChanged(RatingBar ratingBar, float rating,
boolean fromUser) {
// getNumStars
// Returns the number of stars shown.
final int numStars = ratingBar.getNumStars();
ratingText.setText(" 欢迎程度 " + rating + "/" + numStars);
if (indicatorRatingBar.getNumStars() != numStars)
{
indicatorRatingBar.setNumStars(numStars);
smallRatingBar.setNumStars(numStars);
}
// getRating
// Gets the current rating 评级(number of stars filled).
if (indicatorRatingBar.getRating() != rating)
{
Log.d("sxp","rating " + rating);
indicatorRatingBar.setRating(rating);
smallRatingBar.setRating(rating);
}
// getStepSize
// Gets the step size of this rating bar.
final float ratingBarStepSize = ratingBar.getStepSize();
if (indicatorRatingBar.getStepSize() != ratingBarStepSize)
{
Log.d("sxp","ratingBarStepSize " + ratingBarStepSize);
indicatorRatingBar.setStepSize(ratingBarStepSize);
smallRatingBar.setStepSize(ratingBarStepSize);
}
}
}
执行效果：
