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Android Articles
Page 121 of 125
How to get the absolute coordinates of a view in Android?
Before getting into example, we should know what is absolute coordinates. It means absolute position (x, y)of a view on window manager. This example demonstrate about how to get the absolute coordinates of a view.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 xml, we have given one Textview. when user click on textview, it will show the position of the view on Toast.Step 3 − Add the following ...
Read MoreHow to make Two activities with different colored status bar in Android.
There are so many situations, where we need to change the different action bar colors according toproject requirement . This example demonstrate about how to make Two activities with different colored status bar.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 created on button when you click on button it going to call second activity.Step 3 − Add the following code to src/MainActivity.javapackage com.example.andy.myapplication; import ...
Read MoreHow to Stop EditText from gaining focus at Activity startup in Android
There are so many situations where we don't required keyboard visibility when activity starts. This example demonstrate about how to Stop EditText from gaining focus at Activity startupStep 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 given on Edit Text. By Default it contains request focus.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.EditText; public class MainActivity extends ...
Read MoreHow do I make a dotted/dashed line in Android?
This example demonstrates how do I make a dotted/dashed line 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 text view with image view. Image view contains a dotted background. So create dotted.xml in drawable as shown below - Step 3 - Add the following code to src/MainActivity.javapackage com.example.andy.myapplication; import android.os.Build; import android.os.Bundle; import android.support.annotation.RequiresApi; import ...
Read MoreHow to change position of Toast in Android?
Before getting into an example, we should know what is toast in android. Toast is subclass for java.lang.Object and used to show a short message for a short period of time after that is going to disappear.This example demonstrates how to change the position of Toast 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 a text view. when the user clicks on text ...
Read MoreHow to get battery level and state in Android?
This example demonstrates how to get battery level and state 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 a text view. it contains battery percentage.Step 3 - Add the following code to src/MainActivity.javapackage com.example.andy.myapplication; import android.os.BatteryManager; import android.os.Build; import android.os.Bundle; import android.support.annotation.RequiresApi; import android.support.v7.app.AppCompatActivity; import android.widget.TextView; public class MainActivity extends AppCompatActivity { int view = R.layout.activity_main; TextView text; @RequiresApi(api = ...
Read MoreHow to make back button twice to close an activity in Android?
Sometimes we click back button unintentionally, When you click on a back button it will close your application or will go back to another activity. To avoid this problem, This example demonstrates how to make back button twice to close an activity.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.andy.myapplication; import android.app.ActivityManager; import android.content.Context; import android.content.Intent; import android.os.Build; import android.os.Bundle; import android.os.VibrationEffect; ...
Read MoreHow to remove shadow below action bar in Android?
By default, android provides shadow for action bar. This example demonstrates How to remove shadow below the action bar.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.andy.myapplication; import android.os.Build; import android.os.Bundle; import android.support.annotation.RequiresApi; import android.support.v7.app.AppCompatActivity; import android.widget.TextView; public class MainActivity extends AppCompatActivity { int view = R.layout.activity_main; TextView text; @RequiresApi(api = Build.VERSION_CODES.JELLY_BEAN) @Override protected void onCreate(Bundle savedInstanceState) ...
Read MoreHow to verify enter number is phone number or not using regex in android?
This example demonstrates how to verify enter number is phone number or not, using regex 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 Edit text and text view. when the user clicks on text view, it will take data from edit text and valid the data.Step 3 - Add the following code to src/MainActivity.javapackage com.example.andy.myapplication; import android.os.Build; import android.os.Bundle; import android.support.annotation.RequiresApi; ...
Read MoreHow can I get the current screen orientation in Android?
In some situation, we need to find an android activity orientation. This example demonstrates how to integrate Android Login and registration form.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 a text view. According to screen orientation, text view going to update the text.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 android.widget.TextView; ...
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