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Android Articles
Page 35 of 125
How to set the color of a textView span in android?
This example demonstrates how do I set the color of a textView span 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 android.graphics.Color; import android.support.v7.app.AppCompatActivity; import android.os.Bundle; import android.text.SpannableString; import android.text.Spanned; import android.text.style.ForegroundColorSpan; import android.widget.TextView; public class MainActivity extends AppCompatActivity { TextView textView; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); ...
Read MoreHow to parse HTML in android?
This example demonstrates how do I parse HTML 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 given dependency in the build.gradle (Module: app)implementation 'org.jsoup:jsoup:1.11.2'Step 4 − Add the following code to src/MainActivity.javaimport android.os.Bundle; import android.support.v7.app.AppCompatActivity; import android.view.View; import android.widget.Button; import android.widget.TextView; import org.jsoup.Jsoup; import org.jsoup.nodes.Document; import org.jsoup.nodes.Element; import org.jsoup.select.Elements; import java.io.IOException; public class MainActivity extends AppCompatActivity { Button button; TextView textView; ...
Read MoreHow can I remove a button or make it invisible in Android?
This example demonstrates how remove a button or make it invisible 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.example.sample; import android.support.v7.app.AppCompatActivity; import android.os.Bundle; import android.app.Activity; import android.view.View; import android.view.View.OnClickListener; import android.widget.Button; public class MainActivity extends AppCompatActivity { OnClickListener listener1=null; OnClickListener listener2=null; Button button1; Button button2; @Override protected void onCreate(Bundle ...
Read MoreHow to display Toast in Android?
This example demonstrates how to display Toast in Android.Step 1 − Create a new project in Android Studio, go to File rArr; 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.example.sample; import android.support.v7.app.AppCompatActivity; import android.os.Bundle; import android.widget.Toast; public class MainActivity extends AppCompatActivity { @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); //Displaying Toast with Hello World message Toast.makeText(getApplicationContext(), "Hello World", Toast.LENGTH_SHORT).show(); ...
Read MoreHow to create EditText with rounded corners in Android?
This example demonstrates how to create EditText with rounded corners 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 − Create a drawable resource file and Add the following code to drawable/et_style.xml Step 4 − Add the following code to src/MainActivity.javapackage com.example.sample; import android.support.v7.app.AppCompatActivity; import android.os.Bundle; import android.widget.EditText; public class MainActivity extends AppCompatActivity { @Override protected void onCreate(Bundle savedInstanceState) { ...
Read MoreHow can I get android device screen height, width?
This example demonstrates how do I get android device screen height, width.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 android.support.v7.app.AppCompatActivity; import android.os.Bundle; import android.util.DisplayMetrics; import android.widget.TextView; public class MainActivity extends AppCompatActivity { TextView height, width, inches; DisplayMetrics displayMetrics; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); ...
Read MoreHow to download and save an image from a given URL in android?
This example demonstrates how do I download and save an image from a given URL 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 android.app.Activity; import android.app.ProgressDialog; import android.content.Context; import android.graphics.Bitmap; import android.graphics.BitmapFactory; import android.os.AsyncTask; import android.support.design.widget.CoordinatorLayout; import android.support.v7.app.AppCompatActivity; import android.os.Bundle; import android.view.View; import android.widget.Button; import android.widget.ImageView; import android.widget.Toast; import java.io.BufferedInputStream; import java.io.IOException; import java.io.InputStream; import java.net.HttpURLConnection; import java.net.MalformedURLException; import ...
Read MoreHow to put a ListView into a ScrollView without it collapsing on Android?
This example demonstrates how to put a ListView into a ScrollView without it collapsing 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.example.sample; import android.support.v7.app.AppCompatActivity; import android.os.Bundle; import android.widget.ArrayAdapter; import android.widget.ListView; public class MainActivity extends AppCompatActivity { private String listview_array[]={ "ONE", "TWO", "THREE", "FOUR", "FIVE", "SIX", "SEVEN", "EIGHT", "NINE", "TEN" ...
Read MoreHow to start service using Alarm Manager in android?
This example demonstrates how do I start a service using alarm manager 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 app.com.sample; import android.app.AlarmManager; import android.app.PendingIntent; import android.content.Intent; import android.support.v7.app.AppCompatActivity; import android.os.Bundle; import android.view.View; import android.widget.Button; import android.widget.Toast; import java.util.Calendar; public class MainActivity extends AppCompatActivity { Button btnStart, btnStop; PendingIntent pendingIntent; @Override protected void onCreate(Bundle savedInstanceState) ...
Read MoreHow to use InputFilter to limit characters in an editText in Android?
This example demonstrates how do I use inputfilter to limit characters in an editText 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 android.support.v7.app.AppCompatActivity; import android.os.Bundle; import android.text.InputFilter; import android.widget.EditText; import android.widget.Toast; public class MainActivity extends AppCompatActivity { EditText editText; @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.activity_main); editText = ...
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