From 5b3b5c192311defd7ed47a6e6af02e12deeb5960 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?=E5=88=98=E9=AA=90=E7=91=9E?= <3349293156@qq.com> Date: Wed, 22 Oct 2025 19:43:52 +0800 Subject: [PATCH] gai --- LLRiseTabBarDemo/app/build.gradle | 2 + .../fragment/HomeFragment.java | 525 +++++++++++++++--- .../app/src/main/res/layout/fragment_home.xml | 68 ++- 3 files changed, 503 insertions(+), 92 deletions(-) diff --git a/LLRiseTabBarDemo/app/build.gradle b/LLRiseTabBarDemo/app/build.gradle index bdc07bb..a544351 100644 --- a/LLRiseTabBarDemo/app/build.gradle +++ b/LLRiseTabBarDemo/app/build.gradle @@ -50,6 +50,8 @@ dependencies { // 统一的 Kotlin 依赖 implementation "org.jetbrains.kotlin:kotlin-stdlib:1.8.20" + implementation 'com.google.android.flexbox:flexbox:3.0.0' + implementation 'androidx.swiperefreshlayout:swiperefreshlayout:1.1.0' // 项目模块 implementation project(':mainnavigatetabbar') diff --git a/LLRiseTabBarDemo/app/src/main/java/com/startsmake/llrisetabbardemo/fragment/HomeFragment.java b/LLRiseTabBarDemo/app/src/main/java/com/startsmake/llrisetabbardemo/fragment/HomeFragment.java index 25fbe91..89ced97 100644 --- a/LLRiseTabBarDemo/app/src/main/java/com/startsmake/llrisetabbardemo/fragment/HomeFragment.java +++ b/LLRiseTabBarDemo/app/src/main/java/com/startsmake/llrisetabbardemo/fragment/HomeFragment.java @@ -1,113 +1,474 @@ package com.startsmake.llrisetabbardemo.fragment; +import android.Manifest; +import android.app.Activity; +import android.content.Intent; +import android.content.Context; +import android.content.pm.PackageManager; +import android.net.Uri; import android.os.Bundle; +import android.os.Environment; +import android.os.Handler; +import android.provider.MediaStore; import android.view.LayoutInflater; import android.view.View; import android.view.ViewGroup; +import android.view.inputmethod.InputMethodManager; +import android.widget.EditText; +import android.widget.ImageButton; +import android.widget.LinearLayout; +import android.widget.RadioButton; +import android.widget.TextView; import android.widget.Toast; -import androidx.annotation.NonNull; import androidx.annotation.Nullable; +import androidx.core.content.ContextCompat; +import androidx.core.content.FileProvider; import androidx.fragment.app.Fragment; -import androidx.fragment.app.FragmentTransaction; import androidx.recyclerview.widget.LinearLayoutManager; import androidx.recyclerview.widget.RecyclerView; import com.startsmake.llrisetabbardemo.R; -import com.startsmake.llrisetabbardemo.activity.MainActivity; -import com.startsmake.llrisetabbardemo.adapter.ProductAdapter; -import com.startsmake.llrisetabbardemo.model.Item; +import com.startsmake.llrisetabbardemo.adapter.SearchAdapter; +import com.startsmake.llrisetabbardemo.activity.SearchActivity; +import com.startsmake.llrisetabbardemo.activity.SearchResultsActivity; +import com.startsmake.llrisetabbardemo.model.Product; +import java.io.File; +import java.io.IOException; +import java.text.SimpleDateFormat; import java.util.ArrayList; +import java.util.Arrays; +import java.util.Collections; +import java.util.Date; import java.util.List; +import java.util.Locale; +/** + * User:Shine + * Date:2015-10-20 + * Description: + */ public class HomeFragment extends Fragment { - private RecyclerView recyclerView; - private ProductAdapter adapter; - private List itemList = new ArrayList<>(); + private EditText searchEditText; + private ImageButton cameraButton; + private TextView homeSearchButton; + + // 首页商品展示相关 + private RecyclerView homeProductsRecyclerView; + private TextView homeNoProductsText; + private LinearLayout defaultContent; + + // 导航栏按钮 + private RadioButton tabFollow; + private TextView tabRecommend, tabNew, tabStudy, tabLiving; + + // 随机标签相关 + private List randomKeywords; + private Handler handler; + private Runnable keywordRunnable; + private static final long KEYWORD_CHANGE_INTERVAL = 3000; + + private static final int CAMERA_REQUEST_CODE = 101; + private static final int CAMERA_PERMISSION_REQUEST_CODE = 102; + + private String currentPhotoPath; + private List productList; + private SearchAdapter searchAdapter; @Nullable @Override - public View onCreateView(@NonNull LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) { - View view = inflater.inflate(R.layout.fragment_home, container, false); + public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) { + return inflater.inflate(R.layout.fragment_home, container, false); + } + + @Override + public void onViewCreated(View view, @Nullable Bundle savedInstanceState) { + super.onViewCreated(view, savedInstanceState); + initViews(view); + initSearchData(); + initRandomKeywords(); + setupNavigationButtons(); + startKeywordRotation(); + + // 默认显示推荐内容 + showRandomRecommendations(); + tabRecommend.setTextColor(0xffff6b35); + } + + private void initViews(View view) { + searchEditText = view.findViewById(R.id.search_edit_text); + cameraButton = view.findViewById(R.id.camera_button); + homeSearchButton = view.findViewById(R.id.home_search_button); + + // 首页商品展示相关视图 + homeProductsRecyclerView = view.findViewById(R.id.home_products_recycler_view); + homeNoProductsText = view.findViewById(R.id.home_no_products_text); + defaultContent = view.findViewById(R.id.default_content); + + // 初始化导航栏按钮 + tabFollow = view.findViewById(R.id.tab_follow); + tabRecommend = view.findViewById(R.id.tab_recommend); + tabNew = view.findViewById(R.id.tab_new); + tabStudy = view.findViewById(R.id.tab_study); + tabLiving = view.findViewById(R.id.tab_living); + + // 设置首页商品RecyclerView + setupHomeProductsRecyclerView(); + + searchEditText.setOnClickListener(v -> { + Intent intent = new Intent(getActivity(), SearchActivity.class); + startActivity(intent); + }); + + homeSearchButton.setOnClickListener(v -> { + performHomeSearch(); + }); + + cameraButton.setOnClickListener(v -> { + if (ContextCompat.checkSelfPermission(requireContext(), Manifest.permission.CAMERA) == PackageManager.PERMISSION_GRANTED) { + openCamera(); + } else { + requestPermissions(new String[]{Manifest.permission.CAMERA}, CAMERA_PERMISSION_REQUEST_CODE); + } + }); + } + + // 设置首页商品RecyclerView + private void setupHomeProductsRecyclerView() { + homeProductsRecyclerView.setLayoutManager(new LinearLayoutManager(getContext())); + searchAdapter = new SearchAdapter(new ArrayList<>()); + homeProductsRecyclerView.setAdapter(searchAdapter); + } + + // 设置导航栏按钮点击事件 + private void setupNavigationButtons() { + // 关注按钮 + tabFollow.setOnClickListener(v -> { + resetTabColors(); + tabFollow.setTextColor(0xffff6b35); + showFollowedProducts(); + }); + + // 推荐按钮 + tabRecommend.setOnClickListener(v -> { + resetTabColors(); + tabRecommend.setTextColor(0xffff6b35); + showRandomRecommendations(); + }); - // 初始化 RecyclerView - recyclerView = view.findViewById(R.id.recyclerViewProducts); - recyclerView.setLayoutManager(new LinearLayoutManager(getContext())); + // 新发布按钮 + tabNew.setOnClickListener(v -> { + resetTabColors(); + tabNew.setTextColor(0xffff6b35); + showNewProducts(); + }); - // 初始化商品列表 - initProductList(); + // 学习资料按钮 + tabStudy.setOnClickListener(v -> { + resetTabColors(); + tabStudy.setTextColor(0xffff6b35); + showStudyProducts(); + }); - // 设置适配器 - adapter = new ProductAdapter(getContext(), itemList, item -> { - // 点击商品跳转到详情页面 - showItemDetail(item); + // 生活用品按钮 + tabLiving.setOnClickListener(v -> { + resetTabColors(); + tabLiving.setTextColor(0xffff6b35); + showLifeProducts(); }); + } + + // 重置所有标签颜色为未选中状态 + private void resetTabColors() { + tabFollow.setTextColor(0xff666666); + tabRecommend.setTextColor(0xff666666); + tabNew.setTextColor(0xff666666); + tabStudy.setTextColor(0xff666666); + tabLiving.setTextColor(0xff666666); + } + + // 显示随机推荐商品 + private void showRandomRecommendations() { + if (productList == null || productList.isEmpty()) { + showNoProducts(); + return; + } + + List shuffledList = new ArrayList<>(productList); + Collections.shuffle(shuffledList); + + int count = Math.min(6, shuffledList.size()); + List randomProducts = shuffledList.subList(0, count); + + showHomeProducts(randomProducts); + Toast.makeText(requireContext(), "为您推荐", Toast.LENGTH_SHORT).show(); + } + + // 显示新发布商品 + private void showNewProducts() { + List newProducts = new ArrayList<>(); + for (Product product : productList) { + if (Integer.parseInt(product.getId()) > 3) { + newProducts.add(product); + } + } + + if (newProducts.isEmpty()) { + showNoProducts(); + } else { + showHomeProducts(newProducts); + Toast.makeText(requireContext(), "新发布商品", Toast.LENGTH_SHORT).show(); + } + } + + // 显示学习资料类商品 + private void showStudyProducts() { + List studyProducts = new ArrayList<>(); + for (Product product : productList) { + if ("学习资料".equals(product.getCategory())) { + studyProducts.add(product); + } + } + + if (studyProducts.isEmpty()) { + showNoProducts(); + } else { + showHomeProducts(studyProducts); + Toast.makeText(requireContext(), "学习资料", Toast.LENGTH_SHORT).show(); + } + } + + // 显示生活用品类商品 + private void showLifeProducts() { + List lifeProducts = new ArrayList<>(); + for (Product product : productList) { + if ("生活用品".equals(product.getCategory())) { + lifeProducts.add(product); + } + } + + if (lifeProducts.isEmpty()) { + showNoProducts(); + } else { + showHomeProducts(lifeProducts); + Toast.makeText(requireContext(), "生活用品", Toast.LENGTH_SHORT).show(); + } + } + + // 显示关注用户的商品 + private void showFollowedProducts() { + List followedProducts = new ArrayList<>(); + if (productList.size() >= 2) { + followedProducts.add(productList.get(0)); + followedProducts.add(productList.get(1)); + } + + if (followedProducts.isEmpty()) { + showNoProducts(); + Toast.makeText(requireContext(), "您还没有关注任何用户", Toast.LENGTH_SHORT).show(); + } else { + showHomeProducts(followedProducts); + Toast.makeText(requireContext(), "关注用户的商品", Toast.LENGTH_SHORT).show(); + } + } + + // 在首页显示商品 + private void showHomeProducts(List products) { + searchAdapter.updateData(products); + homeProductsRecyclerView.setVisibility(View.VISIBLE); + homeNoProductsText.setVisibility(View.GONE); + defaultContent.setVisibility(View.GONE); + } + + // 显示暂无商品 + private void showNoProducts() { + homeProductsRecyclerView.setVisibility(View.GONE); + homeNoProductsText.setVisibility(View.VISIBLE); + defaultContent.setVisibility(View.GONE); + } + + // 显示默认内容 + private void showDefaultContent() { + homeProductsRecyclerView.setVisibility(View.GONE); + homeNoProductsText.setVisibility(View.GONE); + defaultContent.setVisibility(View.VISIBLE); + } + + // 初始化随机标签列表 + private void initRandomKeywords() { + randomKeywords = Arrays.asList( + "Java编程教材", "Python入门书籍", "高等数学课本", "英语四级真题", "考研政治资料", "计算机专业课", "电路分析教程", "机械制图教材", "经济学原理", "心理学导论", "设计素描本", "专业课程笔记","二手笔记本电脑", "机械键盘", "无线鼠标", "蓝牙耳机", "平板电脑", "智能手机", "充电宝", "U盘硬盘", "显示器", "路由器", "相机镜头", "游戏手柄", "收纳箱", "穿衣镜", + "瑜伽垫", "体重秤", "电风扇", "暖手宝", "床上桌", "衣柜", "鞋架", "晾衣架","羽毛球拍", "篮球足球", "滑板轮滑", "吉他乐器", + "画笔画具", "围棋象棋", "游泳装备", "健身器材", "登山背包", "帐篷睡袋", "摄影三脚架", "书法字帖" + ); + + handler = new Handler(); + } + + // 开始标签轮换 + private void startKeywordRotation() { + keywordRunnable = new Runnable() { + @Override + public void run() { + if (randomKeywords != null && !randomKeywords.isEmpty()) { + Collections.shuffle(randomKeywords); + String randomKeyword = randomKeywords.get(0); + searchEditText.setHint(randomKeyword); + } + handler.postDelayed(this, KEYWORD_CHANGE_INTERVAL); + } + }; + handler.post(keywordRunnable); + } + + // 首页搜索功能 + private void performHomeSearch() { + String currentHint = searchEditText.getHint().toString(); + String defaultHint = getResources().getString(R.string.search_hint); + + if (!currentHint.equals(defaultHint) && randomKeywords.contains(currentHint)) { + Intent intent = new Intent(getActivity(), SearchResultsActivity.class); + intent.putExtra("search_query", currentHint); + startActivity(intent); + } else { + Intent intent = new Intent(getActivity(), SearchActivity.class); + startActivity(intent); + } + } + + private void initSearchData() { + productList = new ArrayList<>(); + productList.add(new Product("1", "Java编程思想", "计算机专业教材", "学习资料", 45.0, "")); + productList.add(new Product("2", "高等数学教材", "大学数学课本", "学习资料", 30.0, "")); + productList.add(new Product("3", "笔记本电脑", "二手联想笔记本", "数码产品", 1200.0, "")); + productList.add(new Product("4", "台灯", "护眼学习台灯", "生活用品", 25.0, "")); + productList.add(new Product("5", "Python入门", "编程学习书籍", "学习资料", 35.0, "")); + productList.add(new Product("6", "数据结构与算法", "计算机专业书籍", "学习资料", 40.0, "")); + productList.add(new Product("7", "水杯", "保温水杯", "生活用品", 20.0, "")); + productList.add(new Product("8", "插排", "多功能插排", "生活用品", 35.0, "")); + } + + // 原有的搜索方法保持不变 + private void performSearch() { + String query = searchEditText.getText().toString().trim(); + if (!query.isEmpty()) { + hideKeyboard(); + List searchResults = searchProducts(query); + + if (searchResults.isEmpty()) { + // 这里使用原有的搜索结果显示逻辑 + showNoResults(); + } else { + // 这里使用原有的搜索结果显示逻辑 + showSearchResults(searchResults); + } + } else { + showDefaultContent(); + } + } + + // 原有的搜索结果显示方法 + private void showSearchResults(List results) { + // 这里使用原有的搜索结果RecyclerView + // searchAdapter.updateData(results); + // searchResultsRecyclerView.setVisibility(View.VISIBLE); + // noResultsText.setVisibility(View.GONE); + // defaultContent.setVisibility(View.GONE); + } + + private void showNoResults() { + // 原有的无结果显示逻辑 + // searchResultsRecyclerView.setVisibility(View.GONE); + // noResultsText.setVisibility(View.VISIBLE); + // defaultContent.setVisibility(View.GONE); + } + + private List searchProducts(String keyword) { + List results = new ArrayList<>(); + for (Product product : productList) { + if (product.getName().toLowerCase().contains(keyword.toLowerCase()) || + product.getDescription().toLowerCase().contains(keyword.toLowerCase()) || + product.getCategory().toLowerCase().contains(keyword.toLowerCase())) { + results.add(product); + } + } + return results; + } + + // 隐藏软键盘的方法 + private void hideKeyboard() { + InputMethodManager imm = (InputMethodManager) requireContext().getSystemService(Context.INPUT_METHOD_SERVICE); + View currentFocus = requireActivity().getCurrentFocus(); + if (currentFocus != null) { + imm.hideSoftInputFromWindow(currentFocus.getWindowToken(), 0); + } + } + + @Override + public void onRequestPermissionsResult(int requestCode, String[] permissions, int[] grantResults) { + super.onRequestPermissionsResult(requestCode, permissions, grantResults); + if (requestCode == CAMERA_PERMISSION_REQUEST_CODE) { + if (grantResults.length > 0 && grantResults[0] == PackageManager.PERMISSION_GRANTED) { + openCamera(); + } else { + Toast.makeText(requireContext(), "需要相机权限才能拍照搜索", Toast.LENGTH_SHORT).show(); + } + } + } - recyclerView.setAdapter(adapter); - - return view; - } - - private void initProductList() { - // 添加一些示例商品 - itemList.clear(); - - // 示例商品1 - Item item1 = new Item(); - item1.setTitle("全新iPhone 13 Pro"); - item1.setDescription("全新未拆封，256GB，远峰蓝色，国行正品"); - item1.setPrice(6999.00); - item1.setCategory("数码产品"); - item1.setLocation("北京"); - item1.setContact("138****1234"); - item1.setPublishTime(System.currentTimeMillis() - 2 * 60 * 60 * 1000); // 2小时前 - itemList.add(item1); - - // 示例商品2 - Item item2 = new Item(); - item2.setTitle("二手笔记本电脑"); - item2.setDescription("联想小新，i5处理器，8GB内存，256GB固态硬盘"); - item2.setPrice(2500.00); - item2.setCategory("数码产品"); - item2.setLocation("上海"); - item2.setContact("微信：abc123"); - item2.setPublishTime(System.currentTimeMillis() - 5 * 60 * 60 * 1000); // 5小时前 - itemList.add(item2); - - // 示例商品3 - Item item3 = new Item(); - item3.setTitle("品牌运动鞋"); - item3.setDescription("耐克运动鞋，42码，只穿过几次，几乎全新"); - item3.setPrice(299.00); - item3.setCategory("服装鞋帽"); - item3.setLocation("广州"); - item3.setContact("159****5678"); - item3.setPublishTime(System.currentTimeMillis() - 24 * 60 * 60 * 1000); // 1天前 - itemList.add(item3); - } - - private void showItemDetail(Item item) { - // 创建商品详情Fragment - ItemDetailFragment detailFragment = ItemDetailFragment.newInstance(item); - - // 使用FragmentTransaction显示详情页面 - FragmentTransaction transaction = getParentFragmentManager().beginTransaction(); - transaction.replace(R.id.container, detailFragment); - transaction.addToBackStack("item_detail"); - transaction.commit(); - } - - // 添加新商品到列表（在发布成功后调用） - public void addNewItem(Item item) { - if (itemList != null && adapter != null) { - // 将新发布的商品添加到列表顶部 - itemList.add(0, item); - adapter.notifyItemInserted(0); - - // 滚动到顶部 - recyclerView.smoothScrollToPosition(0); + private void openCamera() { + Intent takePictureIntent = new Intent(MediaStore.ACTION_IMAGE_CAPTURE); + if (takePictureIntent.resolveActivity(requireActivity().getPackageManager()) != null) { + File photoFile = null; + try { + photoFile = createImageFile(); + } catch (IOException ex) { + Toast.makeText(requireContext(), "创建文件失败", Toast.LENGTH_SHORT).show(); + } + + if (photoFile != null) { + currentPhotoPath = photoFile.getAbsolutePath(); + Uri photoURI = FileProvider.getUriForFile(requireContext(), + requireContext().getPackageName() + ".fileprovider", + photoFile); + takePictureIntent.putExtra(MediaStore.EXTRA_OUTPUT, photoURI); + startActivityForResult(takePictureIntent, CAMERA_REQUEST_CODE); + } + } else { + Toast.makeText(requireContext(), "未找到相机应用", Toast.LENGTH_SHORT).show(); + } + } + + private File createImageFile() throws IOException { + String timeStamp = new SimpleDateFormat("yyyyMMdd_HHmmss", Locale.getDefault()).format(new Date()); + String imageFileName = "JPEG_" + timeStamp + "_"; + File storageDir = requireContext().getExternalFilesDir(Environment.DIRECTORY_PICTURES); + return File.createTempFile( + imageFileName, + ".jpg", + storageDir + ); + } + + @Override + public void onActivityResult(int requestCode, int resultCode, @Nullable Intent data) { + super.onActivityResult(requestCode, resultCode, data); + if (requestCode == CAMERA_REQUEST_CODE && resultCode == Activity.RESULT_OK) { + if (currentPhotoPath != null) { + Toast.makeText(requireContext(), "拍照成功，开始搜索...", Toast.LENGTH_SHORT).show(); + searchEditText.setText("图片搜索中..."); + performSearch(); + } + } + } + + @Override + public void onDestroyView() { + super.onDestroyView(); + if (handler != null && keywordRunnable != null) { + handler.removeCallbacks(keywordRunnable); } } } \ No newline at end of file diff --git a/LLRiseTabBarDemo/app/src/main/res/layout/fragment_home.xml b/LLRiseTabBarDemo/app/src/main/res/layout/fragment_home.xml index 48049d2..9b8e34e 100644 --- a/LLRiseTabBarDemo/app/src/main/res/layout/fragment_home.xml +++ b/LLRiseTabBarDemo/app/src/main/res/layout/fragment_home.xml @@ -1,3 +1,4 @@ + + + + + @@ -166,12 +182,44 @@ - - + + + + + + + + + + + + + android:orientation="vertical" + android:gravity="center" + android:padding="16dp"> + + + + \ No newline at end of file