Listen to CheckBox action : CheckBox « UI « Android

1. Android
2. UI
3. CheckBox

Listen to CheckBox action

 

package app.test;

import android.app.Activity;
import android.os.Bundle;
import android.widget.CheckBox;
import android.widget.CompoundButton;

public class Test extends Activity implements
    CompoundButton.OnCheckedChangeListener {
  CheckBox cb;

  @Override
  public void onCreate(Bundle icicle) {
    super.onCreate(icicle);
    setContentView(R.layout.main);

    cb = (CheckBox) findViewById(R.id.check);
    cb.setOnCheckedChangeListener(this);
  }

  public void onCheckedChanged(CompoundButton buttonView, boolean isChecked) {
    if (isChecked) {
      cb.setText("This checkbox is: checked");
    } else {
      cb.setText("This checkbox is: unchecked");
    }
  }
}


//main.xml

<?xml version="1.0" encoding="utf-8"?>
<CheckBox xmlns:android="http://schemas.android.com/apk/res/android"
    android:id="@+id/check"
    android:layout_width="wrap_content"
    android:layout_height="wrap_content"
    android:text="This checkbox is: unchecked" />

   
  

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