Table of Contents
How to display a message using a button
1. create a button activity-main.xml file
<Button
android:id="@+id/btn1"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:text="Click button"
android:onClick="gotonewActivity"
android:layout_marginTop="50dp"/>
2. now create a method in MainActivity.java file named “gotonewActivity” and write below code
public void gotonewActivity(View view) {
Toast.makeText(MainActivity.this, "I like you",
Toast.LENGTH_LONG).show();
}
How to display a new page using a button
1. create a button activity-main.xml file
<Button
android:id="@+id/btn1"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:text="Click button"
android:onClick="gotonewActivity"
android:layout_marginTop="50dp"/>
2. now create a method in the MainActivity.java file named “gotonewActivity”
3. Create a new activity named “SecondActivity.java” and write the below code
public void gotonewActivity(View view) {
Intent ob1 = new Intent(MainActivity.this,SecondActivity.class);
startActivity(ob1);
}