Working With Android Studio

Working With Android Studio  

 [# 1]

Video Link:       https://youtu.be/9zcki3STZ00    

Please Watch The Above Video If You haven't Watched It Already

1)  Open Android Studio and create a new project .

2) Give a name for your application and also set the package name.

3) Set The API level

4) Choose an Activity

5) Set the Activity Name and Layout Name

6) Click On Finish. Your project will be ready in few minutes.

7) Navigate to the layout directory and open activity_main.xml file

8)The code used in the video is given here

<?xml version="1.0" encoding="utf-8"?><LinearLayout     xmlns:android="http://schemas.android.com/apk/res/android"     xmlns:app="http://schemas.android.com/apk/res-auto"     xmlns:tools="http://schemas.android.com/tools"     android:layout_width="match_parent"     android:layout_height="match_parent"     android:orientation="vertical"     tools:context=".MainActivity">

<Button     android:id="@+id/btn1"     android:layout_width="wrap_content"     android:layout_height="wrap_content"     android:text="Display My name"     android:textAllCaps="false"/>

<TextView     android:id="@+id/txt1"     android:textStyle="bold"     android:textSize="24sp"     android:layout_width="wrap_content"     android:layout_height="wrap_content"     android:text="Hello World!" />

</LinearLayout>

Screenshot 

9) Next Naviagte to MainActivity.java file. The code used is given below

import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;
import android.widget.TextView;
import android.widget.Toast;

public class MainActivity extends AppCompatActivity {

private Button btn;
private TextView txt;

    @Override 

       protected void onCreate(Bundle savedInstanceState) {
       super.onCreate(savedInstanceState);
       setContentView(R.layout.activity_main);

       btn=(Button)findViewById(R.id.btn1);
       txt=(TextView)findViewById(R.id.txt1);

    btn.setOnClickListener(new View.OnClickListener() {
        @Override 

          public void onClick(View v) {
          Toast.makeText(MainActivity.this,"You clicked this button            now",Toast.LENGTH_LONG).show();
          txt.setText("Sketch Logic");

      }

    });

   }

  }

screenshot

10) Now Run Your App Test the app on your real device or emulator.
If you get any errors please comment below