Added hamburger menu helperfunction

android/app/src/main/java/com/example/petstoremobile/fragments/listfragments/AdoptionFragment.java

@@ -2,8 +2,6 @@ package com.example.petstoremobile.fragments.listfragments;
 
 import android.graphics.Color;
 import android.os.Bundle;
-import android.text.Editable;
-import android.text.TextWatcher;
 import android.util.Log;
 import android.view.LayoutInflater;
 import android.view.View;
@@ -22,7 +20,6 @@ import com.example.petstoremobile.adapters.AdoptionAdapter;
 import com.example.petstoremobile.databinding.FragmentAdoptionBinding;
 import com.example.petstoremobile.dtos.AdoptionDTO;
 import com.example.petstoremobile.dtos.StoreDTO;
-import com.example.petstoremobile.fragments.ListFragment;
 import com.example.petstoremobile.utils.BulkDeleteHandler;
 import com.example.petstoremobile.utils.Resource;
 import com.example.petstoremobile.utils.SpinnerUtils;
@@ -87,15 +84,7 @@ public class AdoptionFragment extends Fragment implements AdoptionAdapter.OnAdop
 
         binding.fabAddAdoption.setOnClickListener(v -> openDetail(-1));
 
-        binding.btnHamburgerAdoption.setOnClickListener(v -> {
+        UIUtils.setupHamburgerMenu(binding.btnHamburgerAdoption, this);
-            Fragment parent = getParentFragment();
-            if (parent != null) {
-                Fragment grandParent = parent.getParentFragment();
-                if (grandParent instanceof ListFragment) {
-                    ((ListFragment) grandParent).openDrawer();
-                }
-            }
-        });
 
         binding.btnToggleCalendarModeAdoption.setOnClickListener(v -> toggleCalendarMode());
 
@@ -219,13 +208,7 @@ public class AdoptionFragment extends Fragment implements AdoptionAdapter.OnAdop
      * Sets up the search bar for filtering
      */
     private void setupSearch() {
-        binding.etSearchAdoption.addTextChangedListener(new TextWatcher() {
+        UIUtils.attachSearch(binding.etSearchAdoption, this::loadAdoptions);
-            @Override public void beforeTextChanged(CharSequence s, int start, int count, int after) {}
-            @Override public void onTextChanged(CharSequence s, int start, int before, int count) {
-                loadAdoptions();
-            }
-            @Override public void afterTextChanged(Editable s) {}
-        });
     }
 
     /**

android/app/src/main/java/com/example/petstoremobile/fragments/listfragments/AppointmentFragment.java

@@ -10,8 +10,6 @@ import androidx.lifecycle.ViewModelProvider;
 import androidx.navigation.fragment.NavHostFragment;
 import androidx.recyclerview.widget.LinearLayoutManager;
 
-import android.text.Editable;
-import android.text.TextWatcher;
 import android.util.Log;
 import android.view.LayoutInflater;
 import android.view.View;
@@ -23,7 +21,6 @@ import com.example.petstoremobile.adapters.AppointmentAdapter;
 import com.example.petstoremobile.databinding.FragmentAppointmentBinding;
 import com.example.petstoremobile.dtos.AppointmentDTO;
 import com.example.petstoremobile.dtos.StoreDTO;
-import com.example.petstoremobile.fragments.ListFragment;
 import com.example.petstoremobile.utils.BulkDeleteHandler;
 import com.example.petstoremobile.utils.Resource;
 import com.example.petstoremobile.utils.SpinnerUtils;
@@ -95,15 +92,7 @@ public class AppointmentFragment extends Fragment implements AppointmentAdapter.
 
         binding.fabAddAppointment.setOnClickListener(v -> openAppointmentDetails(-1));
 
-        binding.btnHamburger.setOnClickListener(v -> {
+        UIUtils.setupHamburgerMenu(binding.btnHamburger, this);
-            Fragment parent = getParentFragment();
-            if (parent != null) {
-                Fragment grandParent = parent.getParentFragment();
-                if (grandParent instanceof ListFragment) {
-                    ((ListFragment) grandParent).openDrawer();
-                }
-            }
-        });
 
         binding.btnToggleCalendarMode.setOnClickListener(v -> toggleCalendarMode());
 
@@ -244,13 +233,7 @@ public class AppointmentFragment extends Fragment implements AppointmentAdapter.
      * Configures the search bar for filtering.
      */
     private void setupSearch() {
-        binding.etSearchAppointment.addTextChangedListener(new TextWatcher() {
+        UIUtils.attachSearch(binding.etSearchAppointment, this::loadAppointmentData);
-            @Override public void beforeTextChanged(CharSequence s, int start, int count, int after) {}
-            @Override public void onTextChanged(CharSequence s, int start, int before, int count) {
-                loadAppointmentData();
-            }
-            @Override public void afterTextChanged(Editable s) {}
-        });
     }
 
     /**

android/app/src/main/java/com/example/petstoremobile/fragments/listfragments/InventoryFragment.java

@@ -1,8 +1,6 @@
 package com.example.petstoremobile.fragments.listfragments;
 
 import android.os.Bundle;
-import android.text.Editable;
-import android.text.TextWatcher;
 import android.util.Log;
 import android.view.LayoutInflater;
 import android.view.View;
@@ -22,7 +20,6 @@ import com.example.petstoremobile.adapters.InventoryAdapter;
 import com.example.petstoremobile.databinding.FragmentInventoryBinding;
 import com.example.petstoremobile.dtos.InventoryDTO;
 import com.example.petstoremobile.dtos.StoreDTO;
-import com.example.petstoremobile.fragments.ListFragment;
 import com.example.petstoremobile.utils.BulkDeleteHandler;
 import com.example.petstoremobile.utils.UIUtils;
 import com.example.petstoremobile.viewmodels.InventoryViewModel;
@@ -80,15 +77,7 @@ public class InventoryFragment extends Fragment implements InventoryAdapter.OnIn
 
         binding.fabAddInventory.setOnClickListener(v -> openDetail(null));
 
-        binding.btnHamburger.setOnClickListener(v -> {
+        UIUtils.setupHamburgerMenu(binding.btnHamburger, this);
-            Fragment parent = getParentFragment();
-            if (parent != null) {
-                Fragment grandParent = parent.getParentFragment();
-                if (grandParent instanceof ListFragment) {
-                    ((ListFragment) grandParent).openDrawer();
-                }
-            }
-        });
 
         return binding.getRoot();
     }
@@ -123,13 +112,7 @@ public class InventoryFragment extends Fragment implements InventoryAdapter.OnIn
      * Sets up the search bar for filtering.
      */
     private void setupSearch() {
-        binding.etSearchInventory.addTextChangedListener(new TextWatcher() {
+        UIUtils.attachSearch(binding.etSearchInventory, () -> loadInventory(true));
-            @Override public void beforeTextChanged(CharSequence s, int start, int count, int after) {}
-            @Override public void onTextChanged(CharSequence s, int start, int before, int count) {
-                loadInventory(true);
-            }
-            @Override public void afterTextChanged(Editable s) {}
-        });
     }
 
     /**

android/app/src/main/java/com/example/petstoremobile/fragments/listfragments/PetFragment.java

@@ -9,8 +9,6 @@ import androidx.lifecycle.ViewModelProvider;
 import androidx.navigation.fragment.NavHostFragment;
 import androidx.recyclerview.widget.LinearLayoutManager;
 
-import android.text.Editable;
-import android.text.TextWatcher;
 import android.util.Log;
 import android.view.LayoutInflater;
 import android.view.View;
@@ -23,7 +21,6 @@ import com.example.petstoremobile.api.auth.TokenManager;
 import com.example.petstoremobile.databinding.FragmentPetBinding;
 import com.example.petstoremobile.dtos.PetDTO;
 import com.example.petstoremobile.dtos.StoreDTO;
-import com.example.petstoremobile.fragments.ListFragment;
 import com.example.petstoremobile.utils.BulkDeleteHandler;
 import com.example.petstoremobile.utils.Resource;
 import com.example.petstoremobile.utils.SpinnerUtils;
@@ -81,15 +78,7 @@ public class PetFragment extends Fragment implements PetAdapter.OnPetClickListen
 
         binding.fabAddPet.setOnClickListener(v -> openPetDetails());
 
-        binding.btnHamburger.setOnClickListener(v -> {
+        UIUtils.setupHamburgerMenu(binding.btnHamburger, this);
-            Fragment parent = getParentFragment();
-            if (parent != null) {
-                Fragment grandParent = parent.getParentFragment();
-                if (grandParent instanceof ListFragment) {
-                    ((ListFragment) grandParent).openDrawer();
-                }
-            }
-        });
 
         return binding.getRoot();
     }
@@ -135,13 +124,7 @@ public class PetFragment extends Fragment implements PetAdapter.OnPetClickListen
      * Configures the search bar.
      */
     private void setupSearch() {
-        binding.etSearchPet.addTextChangedListener(new TextWatcher() {
+        UIUtils.attachSearch(binding.etSearchPet, this::loadPetData);
-            @Override public void beforeTextChanged(CharSequence s, int start, int count, int after) {}
-            @Override public void onTextChanged(CharSequence s, int start, int before, int count) {
-                loadPetData();
-            }
-            @Override public void afterTextChanged(Editable s) {}
-        });
     }
 
     /**

android/app/src/main/java/com/example/petstoremobile/fragments/listfragments/ProductFragment.java

@@ -9,8 +9,6 @@ import androidx.lifecycle.ViewModelProvider;
 import androidx.navigation.fragment.NavHostFragment;
 import androidx.recyclerview.widget.LinearLayoutManager;
 
-import android.text.Editable;
-import android.text.TextWatcher;
 import android.util.Log;
 import android.view.LayoutInflater;
 import android.view.View;
@@ -22,7 +20,6 @@ import com.example.petstoremobile.adapters.ProductAdapter;
 import com.example.petstoremobile.databinding.FragmentProductBinding;
 import com.example.petstoremobile.dtos.CategoryDTO;
 import com.example.petstoremobile.dtos.ProductDTO;
-import com.example.petstoremobile.fragments.ListFragment;
 import com.example.petstoremobile.utils.Resource;
 import com.example.petstoremobile.utils.SpinnerUtils;
 import com.example.petstoremobile.utils.UIUtils;
@@ -72,15 +69,7 @@ public class ProductFragment extends Fragment implements ProductAdapter.OnProduc
 
         binding.fabAddProduct.setOnClickListener(v -> openProductDetails(-1));
 
-        binding.btnHamburgerProduct.setOnClickListener(v -> {
+        UIUtils.setupHamburgerMenu(binding.btnHamburgerProduct, this);
-            Fragment parent = getParentFragment();
-            if (parent != null) {
-                Fragment grandParent = parent.getParentFragment();
-                if (grandParent instanceof ListFragment) {
-                    ((ListFragment) grandParent).openDrawer();
-                }
-            }
-        });
 
         return binding.getRoot();
     }
@@ -113,13 +102,7 @@ public class ProductFragment extends Fragment implements ProductAdapter.OnProduc
      * Configures the search bar for triggering data load from backend.
      */
     private void setupSearch() {
-        binding.etSearchProduct.addTextChangedListener(new TextWatcher() {
+        UIUtils.attachSearch(binding.etSearchProduct, this::loadProductData);
-            @Override public void beforeTextChanged(CharSequence s, int start, int count, int after) {}
-            @Override public void onTextChanged(CharSequence s, int start, int before, int count) {
-                loadProductData();
-            }
-            @Override public void afterTextChanged(Editable s) {}
-        });
     }
 
     /**

android/app/src/main/java/com/example/petstoremobile/fragments/listfragments/ProductSupplierFragment.java

@@ -1,8 +1,6 @@
 package com.example.petstoremobile.fragments.listfragments;
 
 import android.os.Bundle;
-import android.text.Editable;
-import android.text.TextWatcher;
 import android.util.Log;
 import android.view.LayoutInflater;
 import android.view.View;
@@ -22,7 +20,6 @@ import com.example.petstoremobile.databinding.FragmentProductSupplierBinding;
 import com.example.petstoremobile.dtos.ProductDTO;
 import com.example.petstoremobile.dtos.ProductSupplierDTO;
 import com.example.petstoremobile.dtos.SupplierDTO;
-import com.example.petstoremobile.fragments.ListFragment;
 import com.example.petstoremobile.utils.BulkDeleteHandler;
 import com.example.petstoremobile.utils.Resource;
 import com.example.petstoremobile.utils.SpinnerUtils;
@@ -80,15 +77,7 @@ public class ProductSupplierFragment extends Fragment
 
         binding.fabAddPS.setOnClickListener(v -> openDetail(-1));
 
-        binding.btnHamburgerPS.setOnClickListener(v -> {
+        UIUtils.setupHamburgerMenu(binding.btnHamburgerPS, this);
-            Fragment parent = getParentFragment();
-            if (parent != null) {
-                Fragment grandParent = parent.getParentFragment();
-                if (grandParent instanceof ListFragment) {
-                    ((ListFragment) grandParent).openDrawer();
-                }
-            }
-        });
 
         return binding.getRoot();
     }
@@ -143,13 +132,7 @@ public class ProductSupplierFragment extends Fragment
      * Configures the search bar for filtering.
      */
     private void setupSearch() {
-        binding.etSearchPS.addTextChangedListener(new TextWatcher() {
+        UIUtils.attachSearch(binding.etSearchPS, this::loadData);
-            @Override public void beforeTextChanged(CharSequence s, int start, int count, int after) {}
-            @Override public void onTextChanged(CharSequence s, int start, int before, int count) {
-                loadData();
-            }
-            @Override public void afterTextChanged(Editable s) {}
-        });
     }
 
     /**

android/app/src/main/java/com/example/petstoremobile/fragments/listfragments/PurchaseOrderFragment.java

@@ -1,8 +1,6 @@
 package com.example.petstoremobile.fragments.listfragments;
 
 import android.os.Bundle;
-import android.text.Editable;
-import android.text.TextWatcher;
 import android.util.Log;
 import android.view.LayoutInflater;
 import android.view.View;
@@ -21,7 +19,6 @@ import com.example.petstoremobile.adapters.PurchaseOrderAdapter;
 import com.example.petstoremobile.databinding.FragmentPurchaseOrderBinding;
 import com.example.petstoremobile.dtos.PurchaseOrderDTO;
 import com.example.petstoremobile.dtos.StoreDTO;
-import com.example.petstoremobile.fragments.ListFragment;
 import com.example.petstoremobile.utils.Resource;
 import com.example.petstoremobile.utils.SpinnerUtils;
 import com.example.petstoremobile.utils.UIUtils;
@@ -68,15 +65,7 @@ public class PurchaseOrderFragment extends Fragment
         setupSwipeRefresh();
         setupFilterToggle();
 
-        binding.btnHamburgerPO.setOnClickListener(v -> {
+        UIUtils.setupHamburgerMenu(binding.btnHamburgerPO, this);
-            Fragment parent = getParentFragment();
-            if (parent != null) {
-                Fragment grandParent = parent.getParentFragment();
-                if (grandParent instanceof ListFragment) {
-                    ((ListFragment) grandParent).openDrawer();
-                }
-            }
-        });
 
         return binding.getRoot();
     }
@@ -108,13 +97,7 @@ public class PurchaseOrderFragment extends Fragment
      * Configures the search bar for filtering.
      */
     private void setupSearch() {
-        binding.etSearchPO.addTextChangedListener(new TextWatcher() {
+        UIUtils.attachSearch(binding.etSearchPO, this::loadData);
-            @Override public void beforeTextChanged(CharSequence s, int start, int count, int after) {}
-            @Override public void onTextChanged(CharSequence s, int start, int before, int count) {
-                loadData();
-            }
-            @Override public void afterTextChanged(Editable s) {}
-        });
     }
 
     /**

android/app/src/main/java/com/example/petstoremobile/fragments/listfragments/SaleFragment.java

@@ -8,8 +8,6 @@ import androidx.lifecycle.ViewModelProvider;
 import androidx.navigation.fragment.NavHostFragment;
 import androidx.recyclerview.widget.LinearLayoutManager;
 import androidx.recyclerview.widget.RecyclerView;
-import android.text.Editable;
-import android.text.TextWatcher;
 import android.util.Log;
 import android.view.LayoutInflater;
 import android.view.View;
@@ -21,7 +19,6 @@ import com.example.petstoremobile.adapters.SaleAdapter;
 import com.example.petstoremobile.databinding.FragmentSaleBinding;
 import com.example.petstoremobile.dtos.SaleDTO;
 import com.example.petstoremobile.dtos.StoreDTO;
-import com.example.petstoremobile.fragments.ListFragment;
 import com.example.petstoremobile.utils.Resource;
 import com.example.petstoremobile.utils.SpinnerUtils;
 import com.example.petstoremobile.utils.UIUtils;
@@ -72,15 +69,7 @@ public class SaleFragment extends Fragment implements SaleAdapter.OnSaleClickLis
         setupFilterToggle();
         loadSales(true);
 
-        binding.btnHamburger.setOnClickListener(v -> {
+        UIUtils.setupHamburgerMenu(binding.btnHamburger, this);
-            Fragment parent = getParentFragment();
-            if (parent != null) {
-                Fragment grandParent = parent.getParentFragment();
-                if (grandParent instanceof ListFragment) {
-                    ((ListFragment) grandParent).openDrawer();
-                }
-            }
-        });
 
         binding.fabAddSale.setOnClickListener(v ->
                 NavHostFragment.findNavController(this).navigate(R.id.nav_sale_detail));
@@ -149,14 +138,7 @@ public class SaleFragment extends Fragment implements SaleAdapter.OnSaleClickLis
     }
 
     private void setupSearch() {
-        binding.etSearchSale.addTextChangedListener(new TextWatcher() {
+        UIUtils.attachSearch(binding.etSearchSale, () -> loadSales(true));
-            @Override public void beforeTextChanged(CharSequence s, int start, int count, int after) {}
-            @Override public void afterTextChanged(Editable s) {}
-            @Override
-            public void onTextChanged(CharSequence s, int start, int before, int count) {
-                loadSales(true);
-            }
-        });
     }
 
     private void setupSwipeRefresh() {

android/app/src/main/java/com/example/petstoremobile/fragments/listfragments/ServiceFragment.java

@@ -1,8 +1,6 @@
 package com.example.petstoremobile.fragments.listfragments;
 
 import android.os.Bundle;
-import android.text.Editable;
-import android.text.TextWatcher;
 import android.util.Log;
 import android.view.LayoutInflater;
 import android.view.View;
@@ -21,9 +19,7 @@ import com.example.petstoremobile.R;
 import com.example.petstoremobile.adapters.ServiceAdapter;
 import com.example.petstoremobile.databinding.FragmentServiceBinding;
 import com.example.petstoremobile.dtos.ServiceDTO;
-import com.example.petstoremobile.fragments.ListFragment;
 import com.example.petstoremobile.utils.BulkDeleteHandler;
-import com.example.petstoremobile.utils.Resource;
 import com.example.petstoremobile.utils.UIUtils;
 import com.example.petstoremobile.viewmodels.ServiceViewModel;
 
@@ -78,15 +74,7 @@ public class ServiceFragment extends Fragment implements ServiceAdapter.OnServic
 
         binding.fabAddService.setOnClickListener(v -> openDetail(null));
 
-        binding.btnHamburger.setOnClickListener(v -> {
+        UIUtils.setupHamburgerMenu(binding.btnHamburger, this);
-            Fragment parent = getParentFragment();
-            if (parent != null) {
-                Fragment grandParent = parent.getParentFragment();
-                if (grandParent instanceof ListFragment) {
-                    ((ListFragment) grandParent).openDrawer();
-                }
-            }
-        });
 
         return binding.getRoot();
     }
@@ -121,13 +109,7 @@ public class ServiceFragment extends Fragment implements ServiceAdapter.OnServic
      * Sets up the search bar for filtering.
      */
     private void setupSearch() {
-        binding.etSearchService.addTextChangedListener(new TextWatcher() {
+        UIUtils.attachSearch(binding.etSearchService, () -> loadServices(true));
-            @Override public void beforeTextChanged(CharSequence s, int start, int count, int after) {}
-            @Override public void onTextChanged(CharSequence s, int start, int before, int count) {
-                loadServices(true);
-            }
-            @Override public void afterTextChanged(Editable s) {}
-        });
     }
 
     /**

android/app/src/main/java/com/example/petstoremobile/fragments/listfragments/StaffFragment.java

@@ -1,7 +1,6 @@
 package com.example.petstoremobile.fragments.listfragments;
 
 import android.os.Bundle;
-import android.text.*;
 import android.util.Log;
 import android.view.*;
 import android.widget.*;
@@ -17,7 +16,6 @@ import com.example.petstoremobile.adapters.EmployeeAdapter;
 import com.example.petstoremobile.api.RetrofitClient;
 import com.example.petstoremobile.dtos.EmployeeDTO;
 import com.example.petstoremobile.dtos.PageResponse;
-import com.example.petstoremobile.fragments.ListFragment;
 import com.example.petstoremobile.utils.UIUtils;
 import com.google.android.material.floatingactionbutton.FloatingActionButton;
 import java.util.*;
@@ -48,7 +46,7 @@ public class StaffFragment extends Fragment implements EmployeeAdapter.OnEmploye
         fab.setOnClickListener(v -> openDetail(-1));
 
         ImageButton hamburger = view.findViewById(R.id.btnHamburgerStaff);
-        hamburger.setOnClickListener(v -> openDrawer());
+        UIUtils.setupHamburgerMenu(hamburger, this);
 
         ImageButton btnToggleFilter = view.findViewById(R.id.btnToggleFilterStaff);
         UIUtils.setupFilterToggle(btnToggleFilter, layoutFilter, etSearch);
@@ -56,16 +54,6 @@ public class StaffFragment extends Fragment implements EmployeeAdapter.OnEmploye
         return view;
     }
 
-    private void openDrawer() {
-        Fragment parent = getParentFragment();
-        if (parent != null) {
-            Fragment grandParent = parent.getParentFragment();
-            if (grandParent instanceof ListFragment) {
-                ((ListFragment) grandParent).openDrawer();
-            }
-        }
-    }
-
     private void setupRecyclerView(View view) {
         RecyclerView rv = view.findViewById(R.id.recyclerViewStaff);
         adapter = new EmployeeAdapter(filteredList, this);
@@ -75,13 +63,7 @@ public class StaffFragment extends Fragment implements EmployeeAdapter.OnEmploye
 
     private void setupSearch(View view) {
         etSearch = view.findViewById(R.id.etSearchStaff);
-        etSearch.addTextChangedListener(new TextWatcher() {
+        UIUtils.attachSearch(etSearch, () -> filter(etSearch.getText().toString()));
-            public void beforeTextChanged(CharSequence s, int a, int b, int c) {}
-            public void afterTextChanged(Editable s) {}
-            public void onTextChanged(CharSequence s, int a, int b, int c) {
-                filter(s.toString());
-            }
-        });
     }
 
     private void setupSwipeRefresh(View view) {

android/app/src/main/java/com/example/petstoremobile/fragments/listfragments/SupplierFragment.java

@@ -9,8 +9,6 @@ import androidx.lifecycle.ViewModelProvider;
 import androidx.navigation.fragment.NavHostFragment;
 import androidx.recyclerview.widget.LinearLayoutManager;
 
-import android.text.Editable;
-import android.text.TextWatcher;
 import android.util.Log;
 import android.view.LayoutInflater;
 import android.view.View;
@@ -21,7 +19,6 @@ import com.example.petstoremobile.R;
 import com.example.petstoremobile.adapters.SupplierAdapter;
 import com.example.petstoremobile.databinding.FragmentSupplierBinding;
 import com.example.petstoremobile.dtos.SupplierDTO;
-import com.example.petstoremobile.fragments.ListFragment;
 import com.example.petstoremobile.utils.BulkDeleteHandler;
 import com.example.petstoremobile.utils.Resource;
 import com.example.petstoremobile.utils.UIUtils;
@@ -68,16 +65,7 @@ public class SupplierFragment extends Fragment implements SupplierAdapter.OnSupp
         //Add button to opens the add dialog
         binding.fabAddSupplier.setOnClickListener(v -> openSupplierDetails(-1));
 
-        //Make the hamburger button open the drawer from listFragment
+        UIUtils.setupHamburgerMenu(binding.btnHamburger, this);
-        binding.btnHamburger.setOnClickListener(v -> {
-            Fragment parent = getParentFragment();
-            if (parent != null) {
-                Fragment grandParent = parent.getParentFragment();
-                if (grandParent instanceof ListFragment) {
-                    ((ListFragment) grandParent).openDrawer();
-                }
-            }
-        });
 
         return binding.getRoot();
     }
@@ -112,13 +100,7 @@ public class SupplierFragment extends Fragment implements SupplierAdapter.OnSupp
      * Configures the search bar for filtering.
      */
     private void setupSearch() {
-        binding.etSearchSupplier.addTextChangedListener(new TextWatcher() {
+        UIUtils.attachSearch(binding.etSearchSupplier, this::loadSupplierData);
-            @Override public void beforeTextChanged(CharSequence s, int start, int count, int after) {}
-            @Override public void onTextChanged(CharSequence s, int start, int before, int count) {
-                loadSupplierData();
-            }
-            @Override public void afterTextChanged(Editable s) {}
-        });
     }
 
     /**

android/app/src/main/java/com/example/petstoremobile/utils/UIUtils.java

@@ -1,20 +1,23 @@
 package com.example.petstoremobile.utils;
 
 import android.telephony.PhoneNumberFormattingTextWatcher;
+import android.text.Editable;
 import android.text.InputFilter;
+import android.text.TextWatcher;
 import android.view.View;
 import android.widget.EditText;
 import android.widget.ImageButton;
 import android.widget.Spinner;
 
-import com.example.petstoremobile.R;
+import androidx.fragment.app.Fragment;
+import com.example.petstoremobile.fragments.ListFragment;
 
 /**
  * Utility class for shared UI component logic and formatting.
  */
 public class UIUtils {
     /**
-     * Formats an EditText for to phone format
+     * Formats an EditText to phone format.
      */
     public static void formatPhoneInput(EditText editText) {
         editText.addTextChangedListener(new PhoneNumberFormattingTextWatcher("CA"));
@@ -42,4 +45,32 @@ public class UIUtils {
             }
         });
     }
+
+    /**
+     * Simplifies setting up the hamburger menu to open the navigation drawer.
+     */
+    public static void setupHamburgerMenu(ImageButton btnHamburger, Fragment fragment) {
+        btnHamburger.setOnClickListener(v -> {
+            Fragment parent = fragment.getParentFragment();
+            if (parent != null) {
+                Fragment grandParent = parent.getParentFragment();
+                if (grandParent instanceof ListFragment) {
+                    ((ListFragment) grandParent).openDrawer();
+                }
+            }
+        });
+    }
+
+    /**
+     * Attaches a simplified TextWatcher to an EditText for search functionality.
+     */
+    public static void attachSearch(EditText etSearch, Runnable onQueryChanged) {
+        etSearch.addTextChangedListener(new TextWatcher() {
+            @Override public void beforeTextChanged(CharSequence s, int start, int count, int after) {}
+            @Override public void onTextChanged(CharSequence s, int start, int before, int count) {
+                onQueryChanged.run();
+            }
+            @Override public void afterTextChanged(Editable s) {}
+        });
+    }
 }