Check/Get battery status in android source code
Check/Get battery status in android. hello, android developer today I will tell you how to get the battery percentage, charging status, battery technology, battery voltage, etc.please follow the code given below to Check/Get battery status in android source code.
- First Create a new project in Android Studio
- File ⇒ New Android ⇒ Application Project
- Then Open src -> package -> MainActivity.java and then add following code :
JAVA (MainActivity.java)
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import android.annotation.SuppressLint; import android.content.BroadcastReceiver; import android.content.Context; import android.content.Intent; import android.content.IntentFilter; import android.os.BatteryManager; import android.support.v7.app.AppCompatActivity; import android.os.Bundle; import android.widget.TextView; public class batteryinformation extends AppCompatActivity { private TextView txtBatteryInfo; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_batteryinformation); txtBatteryInfo = (TextView)findViewById(R.id.batinfo); registerReceiver(this.batteryInfoReceiver,new IntentFilter(Intent.ACTION_BATTERY_CHANGED)); } BroadcastReceiver batteryInfoReceiver = new BroadcastReceiver() { @SuppressLint("SetTextI18n") @Override public void onReceive(Context context, Intent intent) { int health= intent.getIntExtra(BatteryManager.EXTRA_HEALTH,0); int level= intent.getIntExtra(BatteryManager.EXTRA_LEVEL,0); int plugged= intent.getIntExtra(BatteryManager.EXTRA_PLUGGED,0); boolean present= intent.getExtras().getBoolean(BatteryManager.EXTRA_PRESENT); int status= intent.getIntExtra(BatteryManager.EXTRA_STATUS,0); String technology= intent.getExtras().getString(BatteryManager.EXTRA_TECHNOLOGY); int temperature= intent.getIntExtra(BatteryManager.EXTRA_TEMPERATURE,0); int voltage= intent.getIntExtra(BatteryManager.EXTRA_VOLTAGE,0); txtBatteryInfo.setText("Health: "+health+"\n"+ "Level: "+level+"\n"+ "Plugged: "+plugged+"\n"+ "Present: "+present+"\n"+ "Status: "+status+"\n"+ "Technology: "+technology+"\n"+ "Temperature: "+temperature+"\n"+ "Voltage: "+voltage+"\n"); } }; } |
- Now Open res -> layout -> activity_main.xml and then add following code :
XML (activity_main.xml)
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<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android" xmlns:tools="http://schemas.android.com/tools" android:layout_width="match_parent" android:layout_height="match_parent"> <TextView android:id="@+id/batinfo" android:layout_width="wrap_content" android:layout_height="wrap_content"/> </RelativeLayout> |
Output:
Finally, run this project.
This is how Android application looks like.
