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Apps/Applications Articles
Page 147 of 148
How to reload activity in Android?
In some situations, we need to recall activity again from onCreate(). This example demonstrates how to reload 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. In the above code, We have taken text view, when a user clicks on text view, it will call Main Activity again.Step 3 − Add the following code to src/MainActivity.javapackage com.example.andy.myapplication; import android.content.Intent; import android.os.Build; import android.os.Bundle; import android.support.annotation.RequiresApi; import android.support.v7.app.AppCompatActivity; import android.view.View; import ...
Read MoreHow to remove onClickListener for a view in android?
In some situations, We should not allow onClickListener for a view. This example demonstrates how to remove onClickListener for a view 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/acitivity_main.xml. In the above code, we have taken a text view, In this example, we should remove onClickListner for this text view.Step 3 − Add the following code to src/MainActivity.javapackage com.example.andy.myapplication; import android.content.res.Configuration; import android.os.Build; import android.os.Bundle; import android.support.annotation.RequiresApi; import android.support.v7.app.AppCompatActivity; import ...
Read MoreHow to set delay in android?
In some cases, after some time we need to update on UI to solve this problem, In this example demonstrate how to set a delay 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. In the above code, we have taken text view, primary it shows "initial text" after some delay it will update with new text.Step 3 − Add the following code to src/MainActivity.javapackage com.example.andy.myapplication; import android.os.Build; import android.os.Bundle; import android.os.Handler; ...
Read MoreHow can I know when an EditText loses focus in Android?
This example demonstrates how can I know when an EditText loses focus.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. In the above code, we have taken one edit text and two buttons. remove focus button going to remove the focus of edit text and other button going to gain focus of edit text.Step 3 − Add the following code to src/MainActivity.javapackage com.example.andy.myapplication; import android.os.Build; import android.os.Bundle; ...
Read MoreAndroid image scale animation relative to center point?
This example demonstrate about Android image scale animation relative to center point.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. In the above code, we have taken button to show image scaling animation(Zoom animation).Step 3 − Add the following code to src/MainActivity.javapackage com.example.andy.myapplication; import android.support.v7.app.AppCompatActivity; import android.os.Bundle; import android.view.View; import android.view.animation.Animation; import android.view.animation.ScaleAnimation; import android.view.animation.TranslateAnimation; import android.widget.Button; import android.widget.ImageView; import android.widget.LinearLayout; public class MainActivity extends AppCompatActivity { ...
Read MoreHow to Show and hide a View with a slide up/down animation in android?
This example demonstrate about how to Show and hide a View with a slide up/down animation 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. In the above code, we have taken button to show /hide linear layout with animation.Step 3 − Add the following code to src/MainActivity.javapackage com.example.andy.myapplication; import android.support.v7.app.AppCompatActivity; import android.os.Bundle; import android.view.View; import android.view.animation.TranslateAnimation; import ...
Read MoreHow to make Android character by character display text animation?
This example demonstrate about How to make Android character by character display text animation.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 src/MainActivity.javapackage com.example.andy.myapplication; import android.os.Bundle; import android.support.v7.app.AppCompatActivity; public class MainActivity extends AppCompatActivity { @Override protected void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); Typewriter writer = new Typewriter(this); setContentView(writer); writer.setCharacterDelay(150); writer.animateText("Sample String...Sample String...Sample String..."); } }In the above code, ...
Read MoreHow to make Animate text from one TextView to another in Android?
This example demonstrate about How to make Animate text from one TextView to another.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. In the above code, we have taken text view and button, when user click on button, textview going to updateStep 3 − Add the following code to src/MainActivity.javapackage com.example.andy.myapplication; import android.os.Bundle; ...
Read MoreHow to make count animation in Android TextView?
This example demonstrate about How to make count animation in Android TextView.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. In the above code, we have taken text view to show count animation from 0 to 100.Step 3 − Add the following code to src/MainActivity.javapackage com.example.andy.myapplication; import android.animation.ValueAnimator; import android.os.Bundle; import android.support.v7.app.AppCompatActivity; import android.widget.TextView; public class MainActivity extends AppCompatActivity { @Override protected void onCreate(Bundle savedInstanceState) { ...
Read MoreHow to make Marquee text in Android?
This example demonstrate about how to make Marquee text 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. In the above code, we have taken text view and ellipsize property as marquee as shown below -android:ellipsize = "marquee" android:fadingEdge = "horizontal" android:marqueeRepeatLimit = "marquee_forever" android:scrollHorizontally = "true" android:singleLine = "true"Step 3 − Add the following code to src/MainActivity.javapackage com.example.andy.myapplication; import android.os.Bundle; import android.support.v7.app.AppCompatActivity; import android.widget.TextView; public class MainActivity extends AppCompatActivity ...
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