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Articles by Azhar
Page 37 of 46
How to filter a RecyclerView with a SearchView on Android?
This example demonstrates how to filter a RecyclerView with a SearchView on Android.Step 1 − Create a new project in Android Studio, go to File ⇒ New Project and fill all required details to create a new project.Step 2 − Add the following code to res/layout/activity_main.xml. Step 3 − Add the following code to src/MainActivity.javapackage com.app.sample; import android.os.Bundle; import android.view.Menu; import android.view.MenuInflater; import android.view.MenuItem; import android.view.inputmethod.EditorInfo; import android.widget.SearchView; import androidx.appcompat.app.AppCompatActivity; import androidx.recyclerview.widget.LinearLayoutManager; import androidx.recyclerview.widget.RecyclerView; import java.util.ArrayList; import java.util.List; public class MainActivity extends AppCompatActivity { private ExampleAdapter adapter; private List exampleList; @Override protected void ...
Read MoreHow do I change the background color of the ActionBar of an ActionBarActivity?
This example demonstrates how to change the background color of the ActionBar of an ActionBarActivityStep 1 − Create a new project in Android Studio, go to File ⇒ New Project and fill all required details to create a new project.Step 2 − Add the following code to res/layout/activity_main.xml. Step 3 − Add the following code to src/MainActivity.javapackage com.app.sample; import androidx.appcompat.app.AppCompatActivity; import android.os.Bundle; public class MainActivity extends AppCompatActivity { @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); } }Step 4 − Add the following code to Manifests/AndroidManifest.xml ...
Read MoreHow to change color and font of Android ListView?
This example demonstrates how to change the color and font of Android ListView.Step 1 − Create a new project in Android Studio, go to File ⇒ New Project and fill all required details to create a new project.Step 2 − Add the following code to res/layout/activity_main.xml. Step 3 − Add the following code to src/MainActivity.javaStep 4 − Add the following code to Manifests/AndroidManifest.xml ...
Read MoreHow ListView's recycling mechanism works on Android?
This example demonstrates how ListView's recycling mechanism works on Android.Step 1 − Create a new project in Android Studio, go to File ⇒ New Project and fill all required details to create a new project.Step 2 − Add the following code to res/layout/activity_main.xml. Step 3 − Add the following code to res/layout/card_row.xml. Step 4 − Add the following code to src/MainActivity.javapackage com.app.sample; import android.os.Bundle; import android.view.GestureDetector; import android.view.MotionEvent; import android.view.View; import android.widget.Toast; import androidx.appcompat.app.AppCompatActivity; import androidx.recyclerview.widget.LinearLayoutManager; import androidx.recyclerview.widget.RecyclerView; import java.util.ArrayList; public class MainActivity extends AppCompatActivity { private ArrayList cities; @Override ...
Read MoreHow to answer in incoming call programmatically in Android?
This example demonstrates how to answer in incoming call programmatically in Android.Step 1 − Create a new project in Android Studio, go to File ⇒ New Project and fill all required details to create a new project.Step 2 − Add the following code to res/layout/activity_main.xml. Step 3 − Add the following code to src/MainActivity.javapackage com.app.sample; import androidx.appcompat.app.AppCompatActivity; import android.content.Context; import android.content.Intent; import android.os.Build; import android.os.Bundle; public class MainActivity extends AppCompatActivity { @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); } public void acceptCall() { ...
Read MoreHow to create custom notification layouts and text colors in Android?
This example demonstrates how to create custom notification layouts and text colors in Android .Step 1 − Create a new project in Android Studio, go to File ⇒ New Project and fill all required details to create a new project.Step 2 − Add the following code to res/layout/activity_main.xml. Step 3 − Add the following code to src/MainActivity.javapackage com.app.sample; import androidx.appcompat.app.AppCompatActivity; import androidx.core.app.NotificationCompat; import android.os.Bundle; import android.os.Bundle; import android.app.Activity; import android.app.NotificationManager; import android.app.PendingIntent; import android.content.Intent; import android.view.Menu; import android.view.View; import android.view.View.OnClickListener; import android.widget.Button; import android.widget.RemoteViews; public class MainActivity extends AppCompatActivity { @Override protected void onCreate(Bundle savedInstanceState) ...
Read MoreHow to make an alert dialog fill 50% of screen size on Android device?
This example demonstrates how to make an alert dialog to fill 50% of screen size on an Android device.Step 1 − Create a new project in Android Studio, go to File ⇒ New Project and fill all required details to create a new project.Step 2 − Add the following code to res/layout/activity_main.xml.
Read MoreHow to detect shake event in Android app?
This example demonstrates how to do I in android.Step 1 − Create a new project in Android Studio, go to File ⇒ New Project and fill all required details to create a new project.Step 2 − Add the following code to res/layout/activity_main.xml. Step 3 − Add the following code to src/MainActivity.javaimport androidx.appcompat.app.AppCompatActivity; import android.content.Context; import android.hardware.Sensor; import android.hardware.SensorEvent; import android.hardware.SensorEventListener; import android.hardware.SensorManager; import android.os.Bundle; import android.widget.Toast; import java.util.Objects; public class MainActivity extends AppCompatActivity { private SensorManager mSensorManager; private float mAccel; private float mAccelCurrent; private float mAccelLast; @Override protected void onCreate(Bundle savedInstanceState) ...
Read MoreHow to hide status bar in Android?
This example demonstrates how to do I in android.Step 1 − Create a new project in Android Studio, go to File ⇒ New Project and fill all required details to create a new project.Step 2 − Add the following code to res/layout/activity_main.xml. Step 3 − Add the following code to src/MainActivity.javaimport androidx.appcompat.app.AppCompatActivity; import android.os.Bundle; import android.view.Window; import android.view.WindowManager; public class MainActivity extends AppCompatActivity { @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); requestWindowFeature(Window.FEATURE_NO_TITLE); getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN, WindowManager.LayoutParams.FLAG_FULLSCREEN); setContentView(R.layout.activity_main); } }Step 4 − Add the following ...
Read MoreHow to permanently hide Navigation Bar in an Android Activity?
This example demonstrates how do I permanently hide Navigation Bar in an Android Activity in android.Step 1 − Create a new project in Android Studio, go to File ⇒ New Project and fill all required details to create a new project.Step 2 − Add the following code to res/layout/activity_main.xml. Step 3 − Add the following code to src/MainActivity.javaimport androidx.appcompat.app.AppCompatActivity; import android.annotation.SuppressLint; import android.os.Build; import android.os.Bundle; import android.view.View; public class MainActivity extends AppCompatActivity { private int currentApiVersion; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); currentApiVersion ...
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