Added Log Out function and Settings activity

app/src/main/java/com/example/electricity/Home.java

@@ -2,12 +2,17 @@ package com.example.electricity;
 
 import androidx.appcompat.app.AppCompatActivity;
 
+import android.content.Intent;
 import android.os.Bundle;
+import android.view.View;
+import android.widget.ImageView;
 import android.widget.TextView;
+import android.widget.Toast;
 
 public class Home extends AppCompatActivity {
     String username;
     TextView name, usage;
+    ImageView back, setting;
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
@@ -16,5 +21,25 @@ public class Home extends AppCompatActivity {
         name = findViewById(R.id.textView12);
         name.setText(username);
         usage = findViewById(R.id.textView11);
+        back = findViewById(R.id.imageView17);
+        setting = findViewById(R.id.imageView18);
+        logOut();
+        startSetting();
+    }
+
+    public void logOut() {
+        back.setOnClickListener(view -> {
+                Toast.makeText(Home.this, "Logged out successfully", Toast.LENGTH_LONG).show();
+                Intent intent = new Intent(this, MainActivity.class);
+                startActivity(intent);
+                finish();
+        });
+    }
+
+    public void startSetting() {
+        setting.setOnClickListener(view -> {
+                Intent intent = new Intent(this, Settings.class);
+                startActivity(intent);
+        });
     }
 }