ADD file via upload

HomeActivity.java

@@ -0,0 +1,36 @@
+package com.example.health;
+
+import androidx.annotation.NonNull;
+import androidx.appcompat.app.AppCompatActivity;
+
+import android.content.Intent;
+import android.os.Bundle;
+import android.view.Menu;
+import android.view.MenuItem;
+import android.view.View;
+import com.example.health.food_grid.FoodGridActivity;
+import com.example.health.foodlist.ListActivity;
+
+public class HomeActivity extends AppCompatActivity {
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_home);
+    }
+
+    public void onClick(View view) {
+        Intent intent = new Intent();
+        switch (view.getId()) {
+            case R.id.homebutton1:
+                intent.setClass(HomeActivity.this, ListActivity.class);
+                break;
+            case R.id.homebutton2:
+                intent.setClass(HomeActivity.this, FoodGridActivity.class);
+                break;
+            case R.id.homebutton3:
+                intent.setClass(HomeActivity.this,network.class);
+        }
+        startActivity(intent);
+    }
+}