質問編集履歴

ProfuctFragmrnt/NewBudgetTrackerを編集

2022/06/18 11:37

投稿

Yakusugi

スコア123

test CHANGED Viewed

File without changes

test CHANGED Viewed

@@ -38,7 +38,7 @@
 ```ここに言語を入力
 package com.myproject.offlinebudgettrackerappproject;
-＜import省略＞
+<省略>
 /**
  * A simple {@link Fragment} subclass.
@@ -47,6 +47,7 @@
  */
 public class ProductFragment extends Fragment {
+    private static final int RESULT_OK = -1;
     BudgetTrackerViewModel budgetTrackerViewModel;
     private ProductListViewAdapter productListViewAdapter;
     public static final String PRODUCT_FRAGMENT_ID = "product_fragment_id";
@@ -106,9 +107,6 @@
         Button productSearchQueryBtn = (Button) view.findViewById(R.id.btn_product_search);
         productListView = (ListView) view.findViewById(R.id.product_listview);
         TextView productTypeSum = (TextView) view.findViewById(R.id.product_type_sum_result_txt);
-//        AutoCompleteTextView autoCompleteProductTextView  = (AutoCompleteTextView) view.findViewById(R.id.product_search_txt);
-//        ArrayAdapter<String> adapter;
-//        String [] strings = getResources().getStringArray(R.array.product_type_string_array);
         activityMainBinding = ActivityMainBinding.inflate(getLayoutInflater());
@@ -151,7 +149,7 @@
                         BudgetTracker productItemId = budgetListItems.get(intId);
                         Intent productFragmentIntent = new Intent(getActivity(), NewBudgetTracker.class);
                         productFragmentIntent.putExtra(PRODUCT_FRAGMENT_ID, productItemId.getId());
-                        startActivity(productFragmentIntent);
+                        startActivityForResult(productFragmentIntent, 1);
                     }
                 });
@@ -161,64 +159,32 @@
         });
+        return view;
+    }
+    @Override
-        //  Get intent from NewBudgetTracker
+    public void onActivityResult(int requestCode, int resultCode, @Nullable Intent data) {
-        Intent nbtToPfIntent = getActivity().getIntent();
+        super.onActivityResult(requestCode, resultCode, data);
-        Bundle nbtToPfGetIntentBundle = nbtToPfIntent.getExtras();
-        if (nbtToPfGetIntentBundle != null) {
+        if (requestCode == 1) {
+            if (resultCode == RESULT_OK) {
-            newBudgetTrackerIntentId = getActivity().getIntent().getIntExtra(NewBudgetTracker.NBT_TO_PF, 0);
+                int result = data.getIntExtra("result", 0);
-            //observe only works when using LiveData
-            viewModelProductNameLists = budgetTrackerViewModel.getProductTypeLists(productType);
+                viewModelProductNameLists = budgetTrackerViewModel.getProductTypeLists(productType);
-            ProductListViewAdapter productListViewAdapter;
-            productListViewAdapter = new ProductListViewAdapter(getActivity(), viewModelProductNameLists);
+                productListViewAdapter = new ProductListViewAdapter(getActivity(), viewModelProductNameLists);
-            productListViewAdapter.notifyDataSetChanged();
-            productListView.setAdapter(productListViewAdapter);
+                productListView.setAdapter(productListViewAdapter);
+            }
         }
-        return view;
     }
 }
 ```
 NewBudgetTracker.java
 ```ここに言語を入力
-//Update button
-        updateButton.setOnClickListener(new View.OnClickListener() {
-            @Override
-            public void onClick(View view) {
-                if (shopFragmentIntentId != 0 || productFragmentIntentId != 0 || dateFragmentIntentId != 0) {
-                    int idStore = shopFragmentIntentId;
-                    int idProduct = productFragmentIntentId;
-                    int idDate = dateFragmentIntentId;
-                    String date = enterDate.getText().toString();
-                    String storeName = enterStoreName.getText().toString();
-                    String productName = enterProductName.getText().toString();
-                    String productType = enterProductType.getText().toString();
-                    int price = Integer.parseInt(enterPrice.getText().toString());
-                    if (TextUtils.isEmpty(date) || TextUtils.isEmpty(storeName) || TextUtils.isEmpty(productName) || TextUtils.isEmpty(productType) || TextUtils.isEmpty(String.valueOf(price))) {
-                        Snackbar.make(enterProductName, R.string.empty, Snackbar.LENGTH_SHORT).show();
-                    } else {
-                        BudgetTracker budgetTracker = new BudgetTracker();
-                        if (shopFragmentIntentId != 0) {
+if (shopFragmentIntentId != 0) {
-                            budgetTracker.setId(idStore);
+                            setResult(RESULT_OK, shopFragmentGetIntent);
                         } else if (productFragmentIntentId != 0) {
-                            budgetTracker.setId(idProduct);
+                            setResult(RESULT_OK, productFragmentGetIntent);
                         } else if (dateFragmentIntentId != 0) {
-                            budgetTracker.setId(idDate);
+                            setResult(RESULT_OK, dateFragmentGetIntent);
                         }
-                        budgetTracker.setDate(date);
-                        budgetTracker.setStoreName(storeName);
-                        budgetTracker.setProductName(productName);
-                        budgetTracker.setProductType(productType);
-                        budgetTracker.setPrice(price);
-                        BudgetTrackerViewModel.updateBudgetTracker(budgetTracker);
-//                         Todo Automatic search after updated an item
-                        finish();
-                        Intent nbtToPfIntent = new Intent(NewBudgetTracker.this, NewBudgetTracker.class);
-                        nbtToPfIntent.putExtra(NBT_TO_PF, 0);
-                        startActivity(nbtToPfIntent);
-                    }
-                }
-            }
-        });
 ```

Java Android

ProductFragment編集

2022/06/17 13:29

投稿

Yakusugi

スコア123

test CHANGED Viewed

File without changes

test CHANGED Viewed

@@ -38,7 +38,7 @@
 ```ここに言語を入力
 package com.myproject.offlinebudgettrackerappproject;
-<import部分は省略>
+＜import省略＞
 /**
  * A simple {@link Fragment} subclass.
@@ -55,6 +55,8 @@
     private List<BudgetTracker> budgetTracker;
     List<BudgetTracker> viewModelProductNameLists;
     ActivityMainBinding activityMainBinding;
+    private int newBudgetTrackerIntentId = 0;
+    String productType;
     // TODO: Rename parameter arguments, choose names that match
     // the fragment initialization parameters, e.g. ARG_ITEM_NUMBER
@@ -115,6 +117,8 @@
         productListViewAdapter = new ProductListViewAdapter(getActivity(), 1);
         productListView.setAdapter(productListViewAdapter);
         productSearchQueryBtn.setOnClickListener(new View.OnClickListener() {
             @Override
             public void onClick(View view) {
@@ -123,7 +127,7 @@
                 //      2022/02/11 追加
                 ProductListViewAdapter productListViewAdapter;
-                String productType = enterProductTypeForQuery.getText().toString();
+                productType = enterProductTypeForQuery.getText().toString();
                 budgetTrackerViewModel = new ViewModelProvider(requireActivity()).get(BudgetTrackerViewModel.class);
                 budgetTracker = new BudgetTracker();
@@ -148,14 +152,6 @@
                         Intent productFragmentIntent = new Intent(getActivity(), NewBudgetTracker.class);
                         productFragmentIntent.putExtra(PRODUCT_FRAGMENT_ID, productItemId.getId());
                         startActivity(productFragmentIntent);
-                        viewModelProductNameLists = budgetTrackerViewModel.getProductTypeLists(productType);
-                        ProductListViewAdapter productListViewAdapter;
-                        productListViewAdapter = new ProductListViewAdapter(getActivity(), viewModelProductNameLists);
-                        productListViewAdapter.notifyDataSetChanged();
-                        productListView.setAdapter(productListViewAdapter);
                     }
                 });
@@ -164,6 +160,19 @@
             }
         });
+        //  Get intent from NewBudgetTracker
+        Intent nbtToPfIntent = getActivity().getIntent();
+        Bundle nbtToPfGetIntentBundle = nbtToPfIntent.getExtras();
+        if (nbtToPfGetIntentBundle != null) {
+            newBudgetTrackerIntentId = getActivity().getIntent().getIntExtra(NewBudgetTracker.NBT_TO_PF, 0);
+            //observe only works when using LiveData
+            viewModelProductNameLists = budgetTrackerViewModel.getProductTypeLists(productType);
+            ProductListViewAdapter productListViewAdapter;
+            productListViewAdapter = new ProductListViewAdapter(getActivity(), viewModelProductNameLists);
+            productListViewAdapter.notifyDataSetChanged();
+            productListView.setAdapter(productListViewAdapter);
+        }
         return view;
     }

Java Android

NewBudgetTrackerの一部内容を記載

2022/06/17 13:21

投稿

Yakusugi

スコア123

test CHANGED Viewed

File without changes

test CHANGED Viewed

@@ -169,64 +169,47 @@
     }
 }
 ```
-ProductListViewAdapter.java
+NewBudgetTracker.java
 ```ここに言語を入力
-package com.myproject.offlinebudgettrackerappproject.adapter;
-<import部分は省略>
-public class ProductListViewAdapter extends ArrayAdapter<BudgetTracker> {
-    private static final Object INVALID_POSITION = -1;
-    private LiveData<List<BudgetTracker>> budgetTrackerList;
-    private Context context;
+//Update button
-    private View.OnClickListener listener;
+        updateButton.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View view) {
-    public ProductListViewAdapter(Context context, List<BudgetTracker> budgetTrackerList) {
+                if (shopFragmentIntentId != 0 || productFragmentIntentId != 0 || dateFragmentIntentId != 0) {
+                    int idStore = shopFragmentIntentId;
+                    int idProduct = productFragmentIntentId;
+                    int idDate = dateFragmentIntentId;
+                    String date = enterDate.getText().toString();
+                    String storeName = enterStoreName.getText().toString();
+                    String productName = enterProductName.getText().toString();
+                    String productType = enterProductType.getText().toString();
+                    int price = Integer.parseInt(enterPrice.getText().toString());
+                    if (TextUtils.isEmpty(date) || TextUtils.isEmpty(storeName) || TextUtils.isEmpty(productName) || TextUtils.isEmpty(productType) || TextUtils.isEmpty(String.valueOf(price))) {
+                        Snackbar.make(enterProductName, R.string.empty, Snackbar.LENGTH_SHORT).show();
+                    } else {
-        super(context, R.layout.product_list_item, budgetTrackerList);
+                        BudgetTracker budgetTracker = new BudgetTracker();
+                        if (shopFragmentIntentId != 0) {
+                            budgetTracker.setId(idStore);
+                        } else if (productFragmentIntentId != 0) {
+                            budgetTracker.setId(idProduct);
+                        } else if (dateFragmentIntentId != 0) {
+                            budgetTracker.setId(idDate);
-    }
+                        }
+                        budgetTracker.setDate(date);
+                        budgetTracker.setStoreName(storeName);
+                        budgetTracker.setProductName(productName);
+                        budgetTracker.setProductType(productType);
+                        budgetTracker.setPrice(price);
+                        BudgetTrackerViewModel.updateBudgetTracker(budgetTracker);
-    //TODO Someday, I need to adapt LiveData data transactions instead of the traditional List data transactions.
+//                         Todo Automatic search after updated an item
-    public ProductListViewAdapter(Context context, LiveData<List<BudgetTracker>> budgetTrackerList) {
+                        finish();
-        super(context, R.layout.product_list_item, (List<BudgetTracker>) budgetTrackerList);
+                        Intent nbtToPfIntent = new Intent(NewBudgetTracker.this, NewBudgetTracker.class);
+                        nbtToPfIntent.putExtra(NBT_TO_PF, 0);
+                        startActivity(nbtToPfIntent);
-    }
+                    }
-    public ProductListViewAdapter(Context context, int num) {
-        super(context, num);
-    }
+                }
-    //When tapped
-    public void setOnItemClickListener(View.OnClickListener listener) {
-        this.listener = listener;
-    }
+            }
-    @NonNull
-    @Override
-    public View getView(int position, @Nullable View convertView, @NonNull ViewGroup parent) {
-        BudgetTracker budgetTracker = getItem(position);
-        if (convertView == null) {
-            convertView = LayoutInflater.from(getContext()).inflate(R.layout.product_list_item, parent, false);
-        }
+        });
-        ImageView productImageViewRow = convertView.findViewById(R.id.product_circle_image_view);
-        TextView productStoreNameRow = convertView.findViewById(R.id.product_store_name_text_row);
-        TextView productDateRow = convertView.findViewById(R.id.product_date_text_row);
-        TextView productProductNameRow = convertView.findViewById(R.id.product_product_name_text_row);
-        TextView productProductTypeRow = convertView.findViewById(R.id.product_product_type_text_row);
-        TextView productPriceRow = convertView.findViewById(R.id.product_price_text_row);
-        productImageViewRow.setImageResource(R.drawable.products);
-        productStoreNameRow.setText(budgetTracker.getStoreName());
-        productDateRow.setText(budgetTracker.getDate());
-        productProductNameRow.setText(budgetTracker.getProductName());
-        productProductTypeRow.setText(budgetTracker.getProductType());
-        productPriceRow.setText(String.valueOf(budgetTracker.getPrice()));
-        return convertView;
-    }
-}
-```
+```

Java Android