Can transition between multiple pages

ListifyFrontend/app/src/main/AndroidManifest.xml

@@ -12,10 +12,11 @@
         <activity android:name=".MainActivity">
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />
-
                 <category android:name="android.intent.category.LAUNCHER" />
             </intent-filter>
         </activity>
+        <activity android:name=".SignupPage" />
+        <activity android:name=".LoginPage" />
     </application>
 
 </manifest>

ListifyFrontend/app/src/main/java/com/example/listifyfrontend/LoginPage.java

@@ -1,5 +1,27 @@
 package com.example.listifyfrontend;
 
-public class LoginPage {
-    //
+import android.content.Intent;
+import android.os.Bundle;
+import android.view.View;
+import android.widget.Button;
+
+import androidx.appcompat.app.AppCompatActivity;
+
+public class LoginPage extends AppCompatActivity {
+    private Button button;
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_login);
+
+        button = (Button) findViewById(R.id.button3);
+        button.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                Intent intent = new Intent(LoginPage.this, MainActivity.class);
+                startActivity(intent);
+            }
+        });
+    }
 }

ListifyFrontend/app/src/main/java/com/example/listifyfrontend/MainActivity.java

@@ -2,12 +2,26 @@ package com.example.listifyfrontend;
 
 import androidx.appcompat.app.AppCompatActivity;
 
+import android.content.Intent;
 import android.os.Bundle;
+import android.view.View;
+import android.widget.Button;
 
 public class MainActivity extends AppCompatActivity {
+    private Button button;
+
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
         setContentView(R.layout.activity_main);
+
+        button = (Button) findViewById(R.id.button1);
+        button.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                Intent intent = new Intent(MainActivity.this, SignupPage.class);
+                startActivity(intent);
+            }
+        });
     }
 }

ListifyFrontend/app/src/main/java/com/example/listifyfrontend/SignupPage.java

@@ -1,5 +1,27 @@
 package com.example.listifyfrontend;
 
-public class SignupPage {
-    //
+import android.content.Intent;
+import android.os.Bundle;
+import android.view.View;
+import android.widget.Button;
+
+import androidx.appcompat.app.AppCompatActivity;
+
+public class SignupPage extends AppCompatActivity {
+    private Button button;
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_signup);
+
+        button = (Button) findViewById(R.id.button2);
+        button.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                Intent intent = new Intent(SignupPage.this, LoginPage.class);
+                startActivity(intent);
+            }
+        });
+    }
 }

ListifyFrontend/app/src/main/res/layout/activity_login.xml

@@ -4,10 +4,10 @@
     xmlns:tools="http://schemas.android.com/tools"
     android:layout_width="match_parent"
     android:layout_height="match_parent"
-    tools:context=".MainActivity">
+    tools:context=".LoginPage">
 
     <Button
-        android:id="@+id/button"
+        android:id="@+id/button3"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
         android:layout_marginTop="20dp"

ListifyFrontend/app/src/main/res/layout/activity_main.xml

@@ -6,7 +6,18 @@
     android:layout_height="match_parent"
     tools:context=".MainActivity">
 
+    <Button
+        android:id="@+id/button1"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="11dp"
+        android:text="Button"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@+id/textView4" />
+
     <TextView
+        android:id="@+id/textView4"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
         android:text="Hello World!"

ListifyFrontend/app/src/main/res/layout/activity_signup.xml

@@ -4,10 +4,10 @@
     xmlns:tools="http://schemas.android.com/tools"
     android:layout_width="match_parent"
     android:layout_height="match_parent"
-    tools:context=".MainActivity">
+    tools:context=".SignupPage">
 
     <Button
-        android:id="@+id/button"
+        android:id="@+id/button2"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
         android:layout_marginTop="20dp"

ListifyFrontend/app/src/main/res/layout/activity_splash.xml

@@ -0,0 +1,24 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout 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:background="#C3C3C3"
+    tools:context=".MainActivity">
+
+    <ImageView
+        android:id="@+id/imageView"
+        android:layout_width="0dp"
+        android:layout_height="189dp"
+        android:layout_marginEnd="36dp"
+        android:layout_marginLeft="36dp"
+        android:layout_marginRight="36dp"
+        android:layout_marginStart="36dp"
+        android:src="@drawable/lisitfy_logo"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent" />
+
+</androidx.constraintlayout.widget.ConstraintLayout>