searchView空指针异常

本文解决了在为SearchView设置监听事件时遇到的NullPointerException问题,详细介绍了错误的原因及正确的设置监听方式,即在onCreateOptionsMenu方法中获取并设置SearchView监听。

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在为SearchView加监听事件时出现以下问题

Caused by: java.lang.NullPointerException: Attempt to invoke virtual method ‘void android.support.v7.widget.SearchView.setOnQueryTextListener(android.support.v7.widget.SearchView$OnQueryTextListener)’ on a null object reference

1.问题原因: 我在onCreate方法中获取了searchView,并为他设置了监听

searchView = (SearchView) findViewById(R.id.action_search);
        searchView.setOnQueryTextListener(new OnQueryTextListener() {
            @Override
            public boolean onQueryTextSubmit(String query) {
                if (!query.equals("") && !query.equals(null)) {
                    searchContent(query);
                } else {
                    Toast.makeText(MainActivity.this,"未输入",Toast.LENGTH_LONG).show();
                }
                return true;
            }

            @Override
            public boolean onQueryTextChange(String newText) {
                return false;
            }
        });

2、解决:在actionBar或者toolBar中的onCreateOptionsMenu方法中获取searchView并设置监听

@Override
    public boolean onCreateOptionsMenu(Menu menu) {
        getMenuInflater().inflate(R.menu.menu_search,menu);

        MenuItem searchItem = menu.findItem(R.id.action_search);
        SearchView mSearchView = (SearchView) MenuItemCompat.getActionView(searchItem);
        mSearchView.setIconifiedByDefault(true);
        mSearchView.setImeOptions(EditorInfo.IME_ACTION_SEARCH);
        mSearchView.setMaxWidth(800);
        mSearchView.setOnQueryTextListener(new OnQueryTextListener() {
            @Override
            public boolean onQueryTextSubmit(String query) {
                if (!query.equals("") && !query.equals(null)) {
                    searchContent(query);
                } else {
                    Toast.makeText(MainActivity.this,"未输入",Toast.LENGTH_LONG).show();
                }
                return true;
            }

            @Override
            public boolean onQueryTextChange(String newText) {
                return false;
            }
        });
        return true;
    }
package com.example.kucun2.ui.dingdan;//package com.example.kucun2; import static android.content.ContentValues.TAG; import android.animation.Animator; import android.animation.AnimatorListenerAdapter; import android.animation.ObjectAnimator; import android.animation.ValueAnimator; import android.app.AlertDialog; import android.content.Context; import android.graphics.Color; import android.graphics.Typeface; import android.os.Bundle; import android.util.Log; import android.util.TypedValue; import android.view.Gravity; import android.view.LayoutInflater; import android.view.View; import android.view.ViewGroup; import android.view.ViewTreeObserver; import android.widget.AdapterView; import android.widget.ArrayAdapter; import android.widget.Button; import android.widget.FrameLayout; import android.widget.HorizontalScrollView; import android.widget.LinearLayout; import android.widget.PopupMenu; import android.widget.SearchView; import android.widget.Spinner; import android.widget.TableLayout; import android.widget.TableRow; import android.widget.TextView; import android.widget.Toast; import androidx.annotation.NonNull; import androidx.annotation.Nullable; import androidx.core.content.ContextCompat; import androidx.fragment.app.Fragment; import com.example.kucun2.MainActivity; import com.example.kucun2.R; import com.example.kucun2.View.HorizontalScrollTextView; import com.example.kucun2.entity.Bancai; import com.example.kucun2.entity.Chanpin; import com.example.kucun2.entity.Chanpin_Zujian; import com.example.kucun2.entity.Dingdan; import com.example.kucun2.entity.Dingdan_chanpin_zujian; import com.example.kucun2.entity.Dingdan_Chanpin; import com.example.kucun2.entity.data.Data; import java.util.ArrayList; import java.util.Arrays; import java.util.Collections; import java.util.Comparator; import java.util.HashMap; import java.util.Iterator; import java.util.List; import java.util.Map; public class OrderDisplayFragment extends Fragment { private TableLayout table; private HorizontalScrollView horizontalScrollView; private ValueAnimator scrollIndicatorAnimator; private boolean isIndicatorVisible = false; // 添加排序相关的成员变量 private int currentSortColumn = -1; private boolean sortAscending = true; private List<Object[]> allTableRowsData = new ArrayList<>(); // 添加搜索相关成员变量 private SearchView searchView; private Spinner columnSelector; private List<Object[]> filteredTableRowsData = new ArrayList<>(); private boolean isDataLoaded = false; // 添加成员变量保存关键视图引用 private View scrollIndicator; private View rootView; // 保存根视图引用 // 添加滚动监听器的引用 private final ViewTreeObserver.OnScrollChangedListener scrollListener = new ViewTreeObserver.OnScrollChangedListener() { @Override public void onScrollChanged() { // 关键修复:添加全面的值检查 if (horizontalScrollView == null || !isAdded() || horizontalScrollView.getChildCount() == 0) { return; } View child = horizontalScrollView.getChildAt(0); if (child == null) return; int maxScroll = child.getWidth() - horizontalScrollView.getWidth(); int currentScroll = horizontalScrollView.getScrollX(); if (currentScroll > 0 && maxScroll > 0) { if (!isIndicatorVisible) { showScrollIndicator(); } updateScrollIndicatorPosition(currentScroll, maxScroll); } else { hideScrollIndicator(); } } }; /** * 加载初始化 * * @param inflater The LayoutInflater object that can be used to inflate * any views in the fragment, * @param container If non-null, this is the parent view that the fragment's * UI should be attached to. The fragment should not add the view itself, * but this can be used to generate the LayoutParams of the view. * @param savedInstanceState If non-null, this fragment is being re-constructed * from a previous saved state as given here. * @return */ @Override public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) { rootView = inflater.inflate(R.layout.fragment_order_display, container, false); table = rootView.findViewById(R.id.orderTable); horizontalScrollView = rootView.findViewById(R.id.horizontalScrollContainer); scrollIndicator = rootView.findViewById(R.id.scroll_indicator); // 获取搜索控件 searchView = rootView.findViewById(R.id.search_view); columnSelector = rootView.findViewById(R.id.column_selector); table = rootView.findViewById(R.id.orderTable); horizontalScrollView = rootView.findViewById(R.id.horizontalScrollContainer); scrollIndicator = rootView.findViewById(R.id.scroll_indicator); // 初始化表头选择器 initColumnSelector(); // 设置搜索监听 searchView.setOnQueryTextListener(new SearchView.OnQueryTextListener() { @Override public boolean onQueryTextSubmit(String query) { applySearchFilter(); return true; } @Override public boolean onQueryTextChange(String newText) { applySearchFilter(); return true; } }); LinearLayout fixedSearchBar = rootView.findViewById(R.id.fixedSearchBar); View placeholder = rootView.findViewById(R.id.search_bar_placeholder); // 添加全局布局监听器以获取正确的搜索框高度 fixedSearchBar.getViewTreeObserver().addOnGlobalLayoutListener( new ViewTreeObserver.OnGlobalLayoutListener() { @Override public void onGlobalLayout() { // 获取搜索框的实际高度 int searchBarHeight = fixedSearchBar.getHeight(); // 设置占位视图的高度 ViewGroup.LayoutParams params = placeholder.getLayoutParams(); params.height = searchBarHeight; placeholder.setLayoutParams(params); // 确保仅运行一次 fixedSearchBar.getViewTreeObserver().removeOnGlobalLayoutListener(this); } } ); Log.d(TAG, "onCreateView: " + Data.dingdans.get(0).getNumber()); // 添加表头 addTableHeader(table); // 检查数据是否已加载 if (Data.dingdans.isEmpty()) { // 显示加载指示器 showLoadingIndicator(); // 设置数据加载监听器 if (getActivity() instanceof MainActivity) { ((MainActivity) getActivity()).setOnDataLoadListener(new MainActivity.OnDataLoadListener() { @Override public void onDataLoaded() { requireActivity().runOnUiThread(() -> { hideLoadingIndicator(); isDataLoaded = true; fillTableData(); // 填充数据 }); } @Override public void onDataError() { requireActivity().runOnUiThread(() -> { hideLoadingIndicator(); Toast.makeText(getContext(), "检查网络", Toast.LENGTH_SHORT).show(); //showError("数据加载失败"); }); } }); } } else { // 数据已加载,直接填充 fillTableData(); isDataLoaded = true; } // 填充表格数据 // fillTableData(); // 添加滚动监听 horizontalScrollView.getViewTreeObserver().addOnScrollChangedListener(() -> { // 添加安全检查和值防护 if (horizontalScrollView == null || horizontalScrollView.getChildCount() == 0 || getView() == null) { return; } View child = horizontalScrollView.getChildAt(0); if (child == null) return; int maxScroll = child.getWidth() - horizontalScrollView.getWidth(); int currentScroll = horizontalScrollView.getScrollX(); if (currentScroll > 0 && maxScroll > 0) { if (!isIndicatorVisible) { showScrollIndicator(); } updateScrollIndicatorPosition(currentScroll, maxScroll); } else { hideScrollIndicator(); } }); rootView.post(() -> { horizontalScrollView = rootView.findViewById(R.id.horizontalScrollContainer); if (horizontalScrollView != null && horizontalScrollView.getChildCount() > 0) { setupScrollListener(); } }); return rootView; } private void setupScrollListener() { horizontalScrollView.getViewTreeObserver().addOnScrollChangedListener(() -> { // 安全滚动处理代码... }); } @Override public void onDestroyView() { super.onDestroyView(); if (horizontalScrollView != null) { ViewTreeObserver observer = horizontalScrollView.getViewTreeObserver(); if (observer.isAlive()) { observer.removeOnScrollChangedListener(scrollChangedListener); } horizontalScrollView = null; } } // 显示/隐藏加载指示器的方法 private void showLoadingIndicator() { // 实现加载动画或进度条 } private void hideLoadingIndicator() { if (scrollIndicator == null || !isAdded()) return; isIndicatorVisible = false; View indicator = this.scrollIndicator; // 使用成员变量 // 隐藏加载指示器 } @Override public void onAttach(@NonNull Context context) { super.onAttach(context); if (context instanceof MainActivity) { ((MainActivity) context).setOnDataLoadListener(new MainActivity.OnDataLoadListener() { @Override public void onDataLoaded() { // 数据加载完成后填充表格 getActivity().runOnUiThread(() -> { Log.d("DataLoad", "Data loaded, filling table"); fillTableData(); }); } @Override public void onDataError() { //showToast("数据加载失败"); } }); } } /** * 获取数据 */ private void fillTableData() { List<Dingdan> orders = Data.dingdans; List<Dingdan_Chanpin> orderProducts = Data.dingdan_chanpins; List<Dingdan_chanpin_zujian> orderMaterials = Data.Dingdan_chanpin_zujians; allTableRowsData.clear(); filteredTableRowsData.clear(); // 创建映射关系提高效率 Map<Integer, List<Dingdan_Chanpin>> orderProductMap = new HashMap<>(); Map<Integer, List<Chanpin_Zujian>> productComponentMap = new HashMap<>(); Map<Integer, List<Dingdan_chanpin_zujian>> componentMaterialMap = new HashMap<>(); // 构建映射 for (Dingdan_Chanpin op : orderProducts) { if (op != null && op.getDingdan() != null) { int orderId = op.getDingdan().getId(); orderProductMap.computeIfAbsent(orderId, k -> new ArrayList<>()).add(op); } } for (Chanpin_Zujian cz : Data.chanpin_zujians) { int productId = cz.getChanpin().getId(); productComponentMap.computeIfAbsent(productId, k -> new ArrayList<>()).add(cz); } for (Dingdan_chanpin_zujian dm : orderMaterials) { int componentId = dm.getZujian().getId(); componentMaterialMap.computeIfAbsent(componentId, k -> new ArrayList<>()).add(dm); } // 重组数据 for (Dingdan order : orders) { List<Dingdan_Chanpin> productsForOrder = orderProductMap.get(order.getId()); if (productsForOrder != null) { for (Dingdan_Chanpin op : productsForOrder) { Chanpin product = op.getChanpin(); List<Chanpin_Zujian> componentsForProduct = productComponentMap.get(product.getId()); if (componentsForProduct != null) { for (Chanpin_Zujian cz : componentsForProduct) { List<Dingdan_chanpin_zujian> materialsForComponent = componentMaterialMap.get(cz.getZujian().getId()); if (materialsForComponent != null) { for (Dingdan_chanpin_zujian dm : materialsForComponent) { Object[] rowData = createRowData(order, product, op, cz, dm); allTableRowsData.add(rowData); filteredTableRowsData.add(rowData); } } } } } } } // 日志记录添加行数 Log.d("TableFill", "Total rows created: " + allTableRowsData.size()); // 初始排序 sortTableData(-1, true); } /** * 排序表格数据并刷新显示 * * @param columnIndex 要排序的列索引 * @param ascending 是否升序排列 */ private void sortTableData(int columnIndex, boolean ascending) { // 更新排序状态 if (columnIndex >= 0) { if (currentSortColumn == columnIndex) { // 相同列点击切换排序方向 sortAscending = !ascending; } else { currentSortColumn = columnIndex; sortAscending = true; // 新列默认升序 } } // 创建排序比较器 Comparator<Object[]> comparator = (row1, row2) -> { if (currentSortColumn < 0) { return 0; // 返回0表示相等,保持原顺序 } Object value1 = row1[currentSortColumn]; Object value2 = row2[currentSortColumn]; if (value1 == null && value2 == null) return 0; if (value1 == null) return -1; if (value2 == null) return 1; // 根据不同列数据类型定制比较规则 try { // 数值列:2(数量), 5(板材/组件), 6(订购数量) if (currentSortColumn == 2 || currentSortColumn == 5 || currentSortColumn == 6) { double d1 = Double.parseDouble(value1.toString()); double d2 = Double.parseDouble(value2.toString()); return sortAscending ? Double.compare(d1, d2) : Double.compare(d2, d1); } // 其他列按字符串排序 else { String s1 = value1.toString().toLowerCase(); String s2 = value2.toString().toLowerCase(); return sortAscending ? s1.compareTo(s2) : s2.compareTo(s1); } } catch (NumberFormatException e) { // 解析失败按字符串比较 String s1 = value1.toString().toLowerCase(); String s2 = value2.toString().toLowerCase(); return sortAscending ? s1.compareTo(s2) : s2.compareTo(s1); } }; // 特殊处理初始未排序状态 if (columnIndex == -1) { // 直接复制数据而不排序 filteredTableRowsData.clear(); filteredTableRowsData.addAll(allTableRowsData); } else { Collections.sort(filteredTableRowsData, comparator); } // 刷新显示 refreshTableWithData(filteredTableRowsData); } /** * 表格数据动态添加 * * @param rowData */ private void addTableRow(Object[] rowData) { TableRow row = new TableRow(requireContext()); TableLayout.LayoutParams rowParams = new TableLayout.LayoutParams( TableLayout.LayoutParams.MATCH_PARENT, TableLayout.LayoutParams.WRAP_CONTENT ); row.setLayoutParams(rowParams); row.setMinimumHeight(dpToPx(36)); for (int i = 0; i < rowData.length; i++) { final Object data = rowData[i]; // 判断是否为操作列(最后一列) if (i == rowData.length - 1) { // 创建操作按钮 Button actionButton = new Button(requireContext()); actionButton.setText("操作"); actionButton.setTextSize(TypedValue.COMPLEX_UNIT_SP, 14); actionButton.setBackgroundResource(R.drawable.btn_selector); // 自定义按钮样式 // 设置按钮点击监听器 actionButton.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { handleRowAction(rowData, v); } }); // 设置按钮布局参数 TableRow.LayoutParams btnParams = new TableRow.LayoutParams( 0, // 宽度由权重控制 TableRow.LayoutParams.WRAP_CONTENT, 0.5f ); btnParams.weight = 0.5f; int margin = dpToPx(1); btnParams.setMargins(margin, margin, margin, margin); actionButton.setLayoutParams(btnParams); actionButton.setHeight(11); row.addView(actionButton); } else { // 正常文本列的代码(保持原逻辑) HorizontalScrollTextView textView = new HorizontalScrollTextView(requireContext()); textView.setText(String.valueOf(data)); textView.setTextSize(TypedValue.COMPLEX_UNIT_SP, 14); int padding = dpToPx(8); textView.setPadding(padding, padding / 2, padding, padding); textView.setMinWidth(dpToPx(50)); TableRow.LayoutParams colParams = null; // 设置背景边框 textView.setBackgroundResource(R.drawable.cell_border); if (data.toString().length() > 10) { colParams = new TableRow.LayoutParams( 0, // 宽度将由权重控制 TableRow.LayoutParams.MATCH_PARENT, 2.0f ); colParams.weight = 2; } else { colParams = new TableRow.LayoutParams( 0, // 宽度将由权重控制 TableRow.LayoutParams.MATCH_PARENT, 1.0f ); colParams.weight = 1; } textView.setLayoutParams(colParams); row.addView(textView); } } table.addView(row); } // 动态添加表头 (使用自定义TextView) private void addTableHeader(TableLayout table) { TableRow headerRow = new TableRow(requireContext()); headerRow.setLayoutParams(new TableLayout.LayoutParams( TableLayout.LayoutParams.MATCH_PARENT, TableLayout.LayoutParams.WRAP_CONTENT )); // 设置行背景颜色 headerRow.setBackgroundColor(ContextCompat.getColor(requireContext(), R.color.purple_500)); // 定义表头 // 更新表头数组(添加操作列) String[] headers = getResources().getStringArray(R.array.table_headers); List<String> headerList = new ArrayList<>(Arrays.asList(headers)); headerList.add("操作"); // 添加操作列标题 headers = headerList.toArray(new String[0]); // 更新权重数组(添加操作列权重) float[] weights = {1.0f, 1.0f, 1.0f, 1.0f, 2.0f, 1.0f, 1.0f, 0.5f}; // 新增操作列权重0.5 // 更新优先级数组(添加操作列优先级) boolean[] priority = {false, false, false, false, true, false, false, false}; for (int i = 0; i < headers.length; i++) { HorizontalScrollTextView headerView = new HorizontalScrollTextView(requireContext()); headerView.setText(headers[i]); headerView.setTextColor(Color.WHITE); headerView.setTypeface(null, Typeface.BOLD); headerView.setTextSize(TypedValue.COMPLEX_UNIT_SP, 16); headerView.setPadding(dpToPx(8), dpToPx(8), dpToPx(8), dpToPx(8)); // 为优先级高的列设置最小宽度 if (priority[i]) { headerView.setMinWidth(dpToPx(220)); } // 设置布局参数 TableRow.LayoutParams colParams = new TableRow.LayoutParams( priority[i] ? TableRow.LayoutParams.WRAP_CONTENT : 0, TableRow.LayoutParams.MATCH_PARENT, priority[i] ? 0 : weights[i] // 优先级列不使用权重 ); headerView.setLayoutParams(colParams); final int columnIndex = i; headerView.setOnClickListener(v -> { // 排序并刷新表格 sortTableData(columnIndex, sortAscending); // 更新排序指示器(可选) showSortIndicator(headerView); }); headerRow.addView(headerView); } table.addView(headerRow); } // 添加排序指示器(可选) private void showSortIndicator(View header) { // 实现:在表头右侧添加↑或↓指示符 // 实现逻辑根据设计需求 // header.setTooltipText(new ); } /** * */ private void showScrollIndicator() { if (scrollIndicator == null || !isAdded()) return; // 使用成员变量而不是findViewById View indicator = this.scrollIndicator; isIndicatorVisible = true; // View indicator = getView().findViewById(R.id.scroll_indicator); if (scrollIndicatorAnimator != null && scrollIndicatorAnimator.isRunning()) { scrollIndicatorAnimator.cancel(); } indicator.setVisibility(View.VISIBLE); indicator.setAlpha(0f); scrollIndicatorAnimator = ObjectAnimator.ofFloat(indicator, "alpha", 0f, 0.8f); scrollIndicatorAnimator.setDuration(300); scrollIndicatorAnimator.start(); } /** * + */ private void hideScrollIndicator() { isIndicatorVisible = false; View indicator = getView().findViewById(R.id.scroll_indicator); if (scrollIndicatorAnimator != null && scrollIndicatorAnimator.isRunning()) { scrollIndicatorAnimator.cancel(); } scrollIndicatorAnimator = ObjectAnimator.ofFloat(indicator, "alpha", indicator.getAlpha(), 0f); scrollIndicatorAnimator.setDuration(300); scrollIndicatorAnimator.addListener(new AnimatorListenerAdapter() { @Override public void onAnimationEnd(Animator animation) { indicator.setVisibility(View.INVISIBLE); } }); scrollIndicatorAnimator.start(); } /** * @param currentScroll * @param maxScroll */ private void updateScrollIndicatorPosition(int currentScroll, int maxScroll) { if (scrollIndicator == null || !isAdded()) return; View indicator = this.scrollIndicator; // 使用成员变量 FrameLayout.LayoutParams params = (FrameLayout.LayoutParams) indicator.getLayoutParams(); // 计算指示器位置(0-100%) float percentage = (float) currentScroll / maxScroll; int maxMargin = getResources().getDisplayMetrics().widthPixels - indicator.getWidth(); // 设置右边距(控制位置) params.rightMargin = (int) (maxMargin * percentage); indicator.setLayoutParams(params); } // 处理行操作的方法 private void handleRowAction(Object[] rowData, View anchorButton) { // 安全地从行数据中提取关键信息 String orderNumber = safeGetString(rowData[0]); // 订单号 String productId = safeGetString(rowData[1]); // 产品ID String componentName = safeGetString(rowData[3]); // 组件名称 // 安全地获取订购数量 double materialQuantity = 0.0; try { if (rowData[6] != null) { if (rowData[6] instanceof Number) { materialQuantity = ((Number) rowData[6]).doubleValue(); } else { materialQuantity = Double.parseDouble(rowData[6].toString()); } } } catch (Exception e) { Log.e("OrderFragment", "Failed to parse material quantity", e); } Context context = getContext(); if (context == null || anchorButton == null) { Log.w("PopupMenu", "Context or anchorButton is null"); return; } PopupMenu popupMenu = new PopupMenu(context, anchorButton); // 强制设置菜单在锚点视图下方显示(关键设置) popupMenu.setGravity(Gravity.BOTTOM); // 如果使用支持库,设置弹出方向 // 设置在锚点视图下方显示 // popupMenu.setOverlapAnchor(true); // 填充菜单项 popupMenu.getMenuInflater().inflate(R.menu.row_actions_menu, popupMenu.getMenu()); // 设置菜单项点击监听器 popupMenu.setOnMenuItemClickListener(item -> { int itemId = item.getItemId(); if (itemId == R.id.action_view_details) { showDetailDialog(orderNumber, productId); return true; } else if (itemId == R.id.action_edit) { editRowData(rowData); return true; } else if (itemId == R.id.action_delete) { deleteRowWithConfirm(rowData); return true; } return false; }); popupMenu.show(); } // 安全获取字符串值的方法 private String safeGetString(Object value) { if (value == null) return ""; if (value instanceof String) return (String) value; return value.toString(); } // 查看详情对话框 private void showDetailDialog(String orderNumber, String productId) { AlertDialog.Builder builder = new AlertDialog.Builder(requireContext()); builder.setTitle("订单详情") .setMessage("订单号: " + orderNumber + "\n产品ID: " + productId) .setPositiveButton("确定", null) .show(); } // 编辑行数据 private void editRowData(Object[] rowData) { // 实现编辑逻辑 // 这里创建包含表单的对话框 Toast.makeText(requireContext(), "编辑操作: " + rowData[0], Toast.LENGTH_SHORT).show(); } // 带确认的删除操作 private void deleteRowWithConfirm(Object[] rowData) { new AlertDialog.Builder(requireContext()) .setTitle("确认删除") .setMessage("确定要删除订单 " + rowData[0] + " 吗?") .setPositiveButton("删除", (dialog, which) -> { // 实际删除逻辑 deleteRow(rowData); }) .setNegativeButton("取消", null) .show(); } // 实际删除行数据 private void deleteRow(Object[] rowData) { // 1. 从allTableRowsData中移除对应行 for (Iterator<Object[]> iterator = allTableRowsData.iterator(); iterator.hasNext(); ) { Object[] row = iterator.next(); if (Arrays.equals(row, rowData)) { iterator.remove(); break; } } // 2. 从filteredTableRowsData中移除 filteredTableRowsData.removeIf(row -> Arrays.equals(row, rowData)); // 3. 刷新表格 refreshTableWithData(filteredTableRowsData); Toast.makeText(requireContext(), "已删除订单", Toast.LENGTH_SHORT).show(); } // DP转PX工具方法 private int dpToPx(int dp) { return (int) TypedValue.applyDimension( TypedValue.COMPLEX_UNIT_DIP, dp, getResources().getDisplayMetrics() ); } /** * 数据组合 * * @param order * @param product * @param component * @param material * @return */ private Object[] createRowData(Dingdan order, Chanpin product, Dingdan_Chanpin dingdan_chanpin, Chanpin_Zujian component, Dingdan_chanpin_zujian material) { Bancai board = material.getBancai(); String boardInfo = board.TableText(); ; return new Object[]{ order.getNumber(), // 订单号 product.getBianhao(), // 产品编号 dingdan_chanpin.getShuliang(), // 产品数量 (根据需求调整) component.getZujian().getName(), // 组件名 boardInfo, // 板材信息 Math.round(component.getOne_howmany()), // 板材/组件 material.getShuliang(), // 订购数量 "操作" }; } // 初始化列选择器 private void initColumnSelector() { ArrayAdapter<CharSequence> adapter = ArrayAdapter.createFromResource( requireContext(), R.array.table_headers, android.R.layout.simple_spinner_item ); adapter.setDropDownViewResource(android.R.layout.simple_spinner_dropdown_item); columnSelector.setAdapter(adapter); // 添加"所有列"选项 columnSelector.setSelection(0); // 默认选择第一个选项(所有列) // 列选择变化监听 columnSelector.setOnItemSelectedListener(new AdapterView.OnItemSelectedListener() { @Override public void onItemSelected(AdapterView<?> parent, View view, int position, long id) { applySearchFilter(); } @Override public void onNothingSelected(AdapterView<?> parent) { } }); } // 应用搜索过滤 private void applySearchFilter() { String query = searchView.getQuery().toString().trim().toLowerCase(); int selectedColumn = columnSelector.getSelectedItemPosition(); filteredTableRowsData.clear(); if (query.isEmpty()) { // 没有搜索词,显示所有数据 filteredTableRowsData.addAll(allTableRowsData); } else { // 根据选择的列进行过滤 for (Object[] row : allTableRowsData) { // 如果选择"所有列"(位置0),检查所有列 if (selectedColumn == 0) { for (Object cell : row) { if (cell != null && cell.toString().toLowerCase().contains(query)) { filteredTableRowsData.add(row); break; } } } // 检查特定列 else if (selectedColumn >= 1 && selectedColumn <= row.length) { int columnIndex = selectedColumn - 1; // 调整索引(0=所有列,1=第一列) if (row[columnIndex] != null && row[columnIndex].toString().toLowerCase().contains(query)) { filteredTableRowsData.add(row); } } } } // 刷新表格显示 refreshTableWithData(filteredTableRowsData); } /** * 刷新表格显示 */ private void refreshTableWithData(Iterable<? extends Object[]> dataToShow) { // Log.d("TableRefresh", "Refreshing table with " + currentSortColumn + " rows"); // 添加调试信息 Log.d("TableRefresh", "Refreshing table with " + currentSortColumn + " rows"); removeAllRowsSafely(); int addedRows = 0; for (Object[] rowData : dataToShow) { addTableRow(rowData); addedRows++; } // 添加数据提示 if (addedRows == 0) { addEmptyTableRow(); } } private void addEmptyTableRow() { TableRow row = new TableRow(requireContext()); TextView emptyView = new TextView(requireContext()); emptyView.setText("暂无数据"); emptyView.setGravity(Gravity.CENTER); emptyView.setLayoutParams(new TableRow.LayoutParams( TableRow.LayoutParams.MATCH_PARENT, TableRow.LayoutParams.WRAP_CONTENT )); row.addView(emptyView); table.addView(row); } private void removeAllRowsSafely() { // 移除除表头外的所有行(如果有表头) if (table.getChildCount() > 0) { // 保留表头(索引0) for (int i = table.getChildCount() - 1; i >= 1; i--) { View child = table.getChildAt(i); table.removeView(child); // 清理视图引用(非常重要!) cleanupRowViews((TableRow) child); } } } private void cleanupRowViews(TableRow row) { int childCount = row.getChildCount(); for (int i = 0; i < childCount; i++) { View view = row.getChildAt(i); // 解除视图的所有监听器 view.setOnClickListener(null); // 特别是操作按钮,需要取消所有监听器 if (view instanceof Button) { Button button = (Button) view; button.setOnClickListener(null); // 清按钮的数据引用 button.setTag(null); } } // 从父视图中移除行 if (row.getParent() != null) { ((ViewGroup) row.getParent()).removeView(row); } } @Override public void onDestroyView() { super.onDestroyView(); // 清理视图引用 // 移除滚动监听器 if (horizontalScrollView != null) { ViewTreeObserver observer = horizontalScrollView.getViewTreeObserver(); if (observer.isAlive()) { observer.removeOnScrollChangedListener(scrollListener); } } scrollIndicator = null; horizontalScrollView = null; table = null; rootView = null; } }
06-14
package com.example.kucun2.ui.jinhuo; import android.app.AlertDialog; import android.app.DatePickerDialog; import android.app.ProgressDialog; import android.os.Bundle; import android.util.Log; import android.view.LayoutInflater; import android.view.View; import android.view.ViewGroup; import android.widget.AdapterView; import android.widget.Button; import android.widget.EditText; import android.widget.RadioGroup; import android.widget.SearchView; import android.widget.Spinner; import android.widget.Toast; import androidx.annotation.NonNull; import androidx.fragment.app.Fragment; import com.example.kucun2.R; import com.example.kucun2.entity.*; import com.example.kucun2.DataPreserver.Data; import com.example.kucun2.entity. data.SynchronizableEntity; import com.example.kucun2.function.Adapter; import java.text.ParseException; import java.text.SimpleDateFormat; import java.util.ArrayList; import java.util.Calendar; import java.util.Date; import java.util.List; import java.util.Locale; import java.util.stream.Collectors; public class AddInventoryFragment extends Fragment { // UI组件声明 private Spinner spinnerDingdan, spinnerChanpin, spinnerZujian, spinnerBancai; private EditText etShuliang; private RadioGroup rgType; private Button btnNewDingdan, btnAddChanpin, btnAddZujian; private ProgressDialog progressDialog; // 添加进度条 // 当前选中项 private Dingdan selectedDingdan; private Chanpin selectedChanpin; private Zujian selectedZujian; private Bancai selectedBancai; private View rootView; // 日期格式化工具 private final SimpleDateFormat dateFormat = new SimpleDateFormat("yyyy-MM-dd", Locale.getDefault()); private static final String TAG = "AddInventoryFragment"; @Override public View onCreateView(@NonNull LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) { rootView = inflater.inflate(R.layout.fragment_add_inventory, container, false); initViews(rootView); setupEventListeners(); // 初始化下拉框数据(使用已加载的数据) setupSpinnersWithExistingData(); return rootView; } /** 初始化UI组件 */ private void initViews(View view) { spinnerDingdan = view.findViewById(R.id.spinner_dingdan); spinnerChanpin = view.findViewById(R.id.spinner_chanpin); spinnerZujian = view.findViewById(R.id.spinner_zujian); spinnerBancai = view.findViewById(R.id.spinner_bancai); etShuliang = view.findViewById(R.id.et_shuliang); rgType = view.findViewById(R.id.rg_type); btnNewDingdan = view.findViewById(R.id.btn_new_dingdan); btnAddChanpin = view.findViewById(R.id.btn_add_chanpin); btnAddZujian = view.findViewById(R.id.btn_add_zujian); } /** * 使用已加载的数据初始化下拉框 */ private void setupSpinnersWithExistingData() { // 1. 设置订单下拉框 setupDingdanSpinner(); // 2. 如果存在选中的订单,设置产品下拉框 if (selectedDingdan != null) { setupChanpinSpinner(selectedDingdan); } // 3. 如果存在选中的产品,设置组件下拉框 if (selectedChanpin != null) { setupZujianSpinner(selectedChanpin); } // 4. 如果存在选中的产品和组件,设置板材下拉框 if (selectedChanpin != null && selectedZujian != null) { setupBancaiSpinner(selectedChanpin, selectedZujian); } } // 修改 setupDingdanSpinner 方法,使用现有数据 private void setupDingdanSpinner() { // 过滤掉预置对象(ID=-1) List<Dingdan> validDingdans = Data.dingdans().stream() .filter(d -> d.getId() != null) .collect(Collectors.toList()); Adapter.setupDingdanSpinner(spinnerDingdan, validDingdans, getContext()); // 设置默认选中项(如果有) if (!validDingdans.isEmpty()) { spinnerDingdan.setSelection(0); selectedDingdan = validDingdans.get(0); } } /** 设置事件监听器 */ private void setupEventListeners() { // 新建订单按钮 btnNewDingdan.setOnClickListener(v -> showNewDingdanDialog()); // 添加产品按钮 btnAddChanpin.setOnClickListener(v -> showAddChanpinDialog()); // 添加组件按钮 btnAddZujian.setOnClickListener(v -> { if (selectedChanpin == null) { Toast.makeText(getContext(), "请先选择产品", Toast.LENGTH_SHORT).show(); return; } showCreateZujianDialog(); }); // 提交按钮 rootView.findViewById(R.id.btn_submit).setOnClickListener(v -> addInventoryRecord()); // 订单下拉框监听 spinnerDingdan.setOnItemSelectedListener(new AdapterView.OnItemSelectedListener() { @Override public void onItemSelected(AdapterView<?> parent, View view, int position, long id) { selectedDingdan = (Dingdan) parent.getItemAtPosition(position); setupChanpinSpinner(selectedDingdan); } @Override public void onNothingSelected(AdapterView<?> parent) {} }); } /** 设置产品下拉框 */ private void setupChanpinSpinner(Dingdan dingdan) { List<Chanpin> chanpins = new ArrayList<>(); if (dingdan != null && dingdan.getDingdanChanpin() != null) { for (Dingdan_Chanpin dc : dingdan.getDingdanChanpin()) { if (dc != null && dc.getChanpin() != null) { chanpins.add(dc.getChanpin()); } } } Adapter.setupChanpinSpinner(spinnerChanpin, chanpins, getContext()); spinnerChanpin.setOnItemSelectedListener(new AdapterView.OnItemSelectedListener() { @Override public void onItemSelected(AdapterView<?> parent, View view, int position, long id) { selectedChanpin = (Chanpin) parent.getItemAtPosition(position); if (selectedChanpin != null) { setupZujianSpinner(selectedChanpin); } } @Override public void onNothingSelected(AdapterView<?> parent) {} }); } /** 设置组件下拉框 */ private void setupZujianSpinner(Chanpin chanpin) { List<Zujian> zujians = new ArrayList<>(); for (Chanpin_Zujian cz : chanpin.getChanpinZujian()) { zujians.add(cz.getZujian()); } Adapter.setupZujianSpinner(spinnerZujian, zujians, getContext()); spinnerZujian.setOnItemSelectedListener(new AdapterView.OnItemSelectedListener() { @Override public void onItemSelected(AdapterView<?> parent, View view, int position, long id) { selectedZujian = (Zujian) parent.getItemAtPosition(position); setupBancaiSpinner(selectedChanpin, selectedZujian); } @Override public void onNothingSelected(AdapterView<?> parent) {} }); } /** 设置板材下拉框 */ private void setupBancaiSpinner(Chanpin chanpin, Zujian zujian) { List<Bancai> bancais = new ArrayList<>(); for (Chanpin_Zujian cz : chanpin.getChanpinZujian()) { if (cz.getZujian().getId().equals(zujian.getId())) { bancais.add(cz.getBancai()); } } Adapter.setupBancaiSpinners(spinnerBancai, bancais, getContext()); spinnerBancai.setOnItemSelectedListener(new AdapterView.OnItemSelectedListener() { @Override public void onItemSelected(AdapterView<?> parent, View view, int position, long id) { selectedBancai = (Bancai) parent.getItemAtPosition(position); Log.d(TAG, "Selected bancai: " + (selectedBancai != null ? selectedBancai.TableText() : "null")); } @Override public void onNothingSelected(AdapterView<?> parent) { selectedBancai = null; Log.d(TAG, "Selected bancai: " + (selectedBancai != null ? selectedBancai.TableText() : "null")); } }); // 设置默认选中项 if (!bancais.isEmpty()) { spinnerBancai.setSelection(0); selectedBancai = bancais.get(0); // 确保默认选中第一项 }else { selectedBancai = null; // 明确设置为null Toast.makeText(getContext(), "该组件未关联板材,请先添加关联", Toast.LENGTH_SHORT).show(); } } /** 添加库存记录 */ private void addInventoryRecord() { // 验证必填项 if (selectedDingdan == null || selectedChanpin == null || selectedZujian == null || selectedBancai == null) { Log.d("addInventoryRecord","selectedDingdan:"+selectedDingdan); Log.d("addInventoryRecord","selectedChanpin:"+selectedChanpin); Log.d("addInventoryRecord","selectedZujian:"+selectedZujian); Log.d("addInventoryRecord","selectedBancai:"+selectedBancai); Toast.makeText(getContext(), "请选择订单、产品、组件和板材", Toast.LENGTH_SHORT).show(); return; } String shuliangStr = etShuliang.getText().toString().trim(); if (shuliangStr.isEmpty()) { Toast.makeText(getContext(), "请输入数量", Toast.LENGTH_SHORT).show(); return; } // 新增板材值检查 if (selectedBancai == null) { Toast.makeText(getContext(), "请为组件选择关联的板材", Toast.LENGTH_SHORT).show(); return; } try { int shuliang = Integer.parseInt(shuliangStr); boolean isJinhuo = rgType.getCheckedRadioButtonId() == R.id.rb_jinhuo; User currentUser=null; if (Data.getUser()==null) { currentUser = new User(1, "当前用户", "user", "password", 1); }else { currentUser=Data.getUser(); } createRecord(selectedDingdan, selectedChanpin, selectedZujian, selectedBancai, shuliang, isJinhuo, currentUser); Toast.makeText(getContext(), "记录添加成功", Toast.LENGTH_SHORT).show(); etShuliang.setText(""); } catch (NumberFormatException e) { Toast.makeText(getContext(), "请输入有效的数量", Toast.LENGTH_SHORT).show(); } } /** 显示添加产品对话框 */ private void showAddChanpinDialog() { if (selectedDingdan == null) { Toast.makeText(getContext(), "请先选择订单", Toast.LENGTH_SHORT).show(); return; } AlertDialog.Builder builder = new AlertDialog.Builder(requireContext()); builder.setTitle("添加产品到订单"); View dialogView = LayoutInflater.from(requireContext()).inflate(R.layout.dialog_add_chanpin, null); Spinner spinnerChanpinSelection = dialogView.findViewById(R.id.spinner_chanpin_selection); EditText etQuantity = dialogView.findViewById(R.id.et_chanpin_quantity); Button btnNewChanpin = dialogView.findViewById(R.id.btn_new_chanpin); // 设置产品下拉框 if ( Data.chanpins().isEmpty()) { Toast.makeText(getContext(), "没有可用的产品,请先创建产品", Toast.LENGTH_SHORT).show(); return; } Adapter.setupChanpinSpinner(spinnerChanpinSelection, Data.chanpins(), getContext()); // 设置新建产品按钮点击事件 btnNewChanpin.setOnClickListener(v -> { showNewChanpinDialog(spinnerChanpinSelection); }); builder.setView(dialogView); builder.setPositiveButton("添加", (dialog, which) -> { Chanpin selected = (Chanpin) spinnerChanpinSelection.getSelectedItem(); String quantityStr = etQuantity.getText().toString().trim(); if (selected == null) { Toast.makeText(getContext(), "请选择产品", Toast.LENGTH_SHORT).show(); return; } if (quantityStr.isEmpty()) { Toast.makeText(getContext(), "请输入数量", Toast.LENGTH_SHORT).show(); return; } try { int quantity = Integer.parseInt(quantityStr); addChanpinToDingdan(selected, quantity); } catch (NumberFormatException e) { Toast.makeText(getContext(), "请输入有效的数量", Toast.LENGTH_SHORT).show(); } }); builder.setNegativeButton("取消", null); builder.show(); } /** 显示新建产品对话框 */ private void showNewChanpinDialog(Spinner spinnerToRefresh) { AlertDialog.Builder builder = new AlertDialog.Builder(requireContext()); builder.setTitle("新建产品"); View dialogView = LayoutInflater.from(requireContext()).inflate(R.layout.dialog_new_chanpin, null); EditText etName = dialogView.findViewById(R.id.et_chanpin_name); builder.setView(dialogView); builder.setPositiveButton("创建", (dialog, which) -> { String bianhao = etName.getText().toString().trim(); if (bianhao.isEmpty()) { Toast.makeText(getContext(), "请输入产品名称", Toast.LENGTH_SHORT).show(); return; } // 检查产品编号是否重复 for (Chanpin c : Data.chanpins()) { if (c.getBianhao().equals(bianhao)) { Toast.makeText(getContext(), "产品编号已存在", Toast.LENGTH_SHORT).show(); return; } } createAndSaveChanpin(bianhao, spinnerToRefresh); }); builder.setNegativeButton("取消", null); builder.show(); } /** 创建并保存新产品 */ private void createAndSaveChanpin(String name, Spinner spinnerToRefresh) { Chanpin newChanpin = new Chanpin(); newChanpin.setId( Data.chanpins().size() + 10000); newChanpin.setBianhao(name); newChanpin.setChanpinZujian(new ArrayList<>()); // 初始化组件列表 Data.chanpins().add(newChanpin); // 刷新产品下拉框 Adapter.setupChanpinSpinner(spinnerToRefresh, Data.chanpins(), getContext()); // 选中新创建的产品 for (int i = 0; i < spinnerToRefresh.getCount(); i++) { Chanpin item = (Chanpin) spinnerToRefresh.getItemAtPosition(i); if (item.getId().equals(newChanpin.getId())) { spinnerToRefresh.setSelection(i); break; } } Toast.makeText(getContext(), "产品创建成功", Toast.LENGTH_SHORT).show(); } /** 显示新建订单对话框 */ private void showNewDingdanDialog() { AlertDialog.Builder builder = new AlertDialog.Builder(requireContext()); builder.setTitle("新建订单"); View dialogView = LayoutInflater.from(requireContext()).inflate(R.layout.dialog_new_dingdan, null); // 初始化视图 EditText etOrderNumber = dialogView.findViewById(R.id.et_order_number); EditText etOrderDate = dialogView.findViewById(R.id.et_order_date); EditText etdeliveryDate = dialogView.findViewById(R.id.et_delivery_date); Button btnPickOrderDate = dialogView.findViewById(R.id.btn_pick_order_date); Button btnPickdeliveryDate = dialogView.findViewById(R.id.btn_pick_delivery_date); // 设置默认日期 etOrderDate.setText(dateFormat.format(new Date())); etdeliveryDate.setText(dateFormat.format(new Date())); // 日期选择器 btnPickOrderDate.setOnClickListener(v -> showDatePicker(etOrderDate)); btnPickdeliveryDate.setOnClickListener(v -> showDatePicker(etdeliveryDate)); builder.setView(dialogView); builder.setPositiveButton("创建", (dialog, which) -> { String orderNumber = etOrderNumber.getText().toString().trim(); if (orderNumber.isEmpty()) { Toast.makeText(getContext(), "请输入订单号", Toast.LENGTH_SHORT).show(); return; } // 检查订单号是否重复 for (Dingdan d : Data.dingdans()) { if (d.getNumber().equals(orderNumber)) { Toast.makeText(getContext(), "订单号已存在", Toast.LENGTH_SHORT).show(); return; } } try { Date orderDate = dateFormat.parse(etOrderDate.getText().toString()); Date deliveryDate = dateFormat.parse(etdeliveryDate.getText().toString()); createAndSaveDingdan(orderNumber, orderDate, deliveryDate); } catch (ParseException e) { Toast.makeText(getContext(), "日期格式错误", Toast.LENGTH_SHORT).show(); } }); builder.setNegativeButton("取消", null); builder.show(); } /** 显示日期选择器 */ private void showDatePicker(EditText targetField) { Calendar cal = Calendar.getInstance(); new DatePickerDialog(requireContext(), (view, year, month, dayOfMonth) -> { Calendar selected = Calendar.getInstance(); selected.set(year, month, dayOfMonth); targetField.setText(dateFormat.format(selected.getTime())); }, cal.get(Calendar.YEAR), cal.get(Calendar.MONTH), cal.get(Calendar.DAY_OF_MONTH) ).show(); } /*** * 显示添加组件对话框 */ private void showCreateZujianDialog() { AlertDialog.Builder builder = new AlertDialog.Builder(requireContext()); builder.setTitle("添加新组件"); View dialogView = LayoutInflater.from(requireContext()).inflate(R.layout.dialog_create_zujian_bancai, null); // 初始化视图 Spinner etZujianName = dialogView.findViewById(R.id.et_zujian_name); Spinner spinnerbancai = dialogView.findViewById(R.id.spinner_bancai); SearchView searchBancai = dialogView.findViewById(R.id.search_bancai); EditText numberOne_howmany=dialogView.findViewById(R.id.number_one_howmany); Button btzujian =dialogView.findViewById(R.id.btn_add_zujian); Button btbanci=dialogView.findViewById(R.id.btn_add_bancai); btbanci.setOnClickListener(v -> showNewBancaiDialog(spinnerbancai)); // 设置适配器 Adapter.setupZujianSpinner(etZujianName, Data.zujians(), getContext()); Adapter.setupBancaiSpinners(spinnerbancai, Data.bancais(), getContext()); // 设置搜索功能 searchBancai.setOnQueryTextListener(new SearchView.OnQueryTextListener() { @Override public boolean onQueryTextSubmit(String query) { return false; } @Override public boolean onQueryTextChange(String newText) { List<Bancai> filtered = new ArrayList<>(); for (Bancai b : Data.bancais()) { if (b.TableText().toLowerCase().contains(newText.toLowerCase())) { filtered.add(b); } } Adapter.setupBancaiSpinners(spinnerbancai, filtered, getContext()); return true; } }); builder.setView(dialogView); builder.setPositiveButton("创建", (dialog, which) -> { Zujian zujian = (Zujian) etZujianName.getSelectedItem(); Bancai bancai = (Bancai) spinnerbancai.getSelectedItem(); String One_howmany= numberOne_howmany.getText().toString(); if (zujian == null || bancai == null) { Toast.makeText(getContext(), "请选择组件和板材", Toast.LENGTH_SHORT).show(); return; } if (One_howmany==null){ Toast.makeText(getContext(), "请选择板材生产多少组件", Toast.LENGTH_SHORT).show(); return; } // 检查是否已存在相同的组合 boolean isDuplicate = false; for (Chanpin_Zujian existing : selectedChanpin.getChanpinZujian()) { if (existing.getZujian().equals(zujian) && existing.getBancai().equals(bancai)) { isDuplicate = true; break; } } if (isDuplicate) { Toast.makeText(getContext(), "该产品和组件组合已存在,不能重复添加", Toast.LENGTH_SHORT).show(); return; } // 创建关联对象 Chanpin_Zujian cz = new Chanpin_Zujian(); cz.setZujian(zujian); cz.setBancai(bancai); cz.setChanpin(selectedChanpin); cz.setOne_howmany(Double.valueOf(One_howmany));//double类型 selectedChanpin.getChanpinZujian().add(cz); Dingdan_chanpin_zujian dz=new Dingdan_chanpin_zujian(); dz.setBancai(selectedBancai); dz.setZujian(cz); //存入 Data.Dingdan_chanpin_zujians().add(dz); Data.chanpin_zujians().add(cz); // 刷新UI setupZujianSpinner(selectedChanpin); spinnerZujian.setSelection(selectedChanpin.getChanpinZujian().size() - 1); Toast.makeText(getContext(), "组件添加成功", Toast.LENGTH_SHORT).show(); }); builder.setNegativeButton("取消", null); builder.show(); } /*** * 显示新建板材对话框 * @param spinnerToRefresh */ private void showNewBancaiDialog(Spinner spinnerToRefresh) { AlertDialog.Builder builder = new AlertDialog.Builder(requireContext()); builder.setTitle("新建板材"); View dialogView = LayoutInflater.from(requireContext()).inflate(R.layout.dialog_add_bancai, null); Spinner spinnerCaizhi = dialogView.findViewById(R.id.spinner_caizhi); Spinner spinnerMupi1 = dialogView.findViewById(R.id.spinner_mupi1); Spinner spinnerMupi2 = dialogView.findViewById(R.id.spinner_mupi2); Button btnNewCaizhi = dialogView.findViewById(R.id.btn_new_caizhi); Button btnNewMupi = dialogView.findViewById(R.id.btn_new_mupi); EditText etHoudu = dialogView.findViewById(R.id.et_houdu); // 设置材质下拉框 Adapter.setupCaizhiSpinner(spinnerCaizhi, Data.caizhis(), getContext()); // 设置木皮下拉框 Adapter.setupMupiSpinner(spinnerMupi1, Data.mupis(), getContext()); Adapter.setupMupiSpinner(spinnerMupi2, Data.mupis(), getContext()); // 新建材质按钮点击事件 btnNewCaizhi.setOnClickListener(v -> { showNewCaizhiDialog(spinnerCaizhi); }); // 新建木皮按钮点击事件 btnNewMupi.setOnClickListener(v -> { showNewMupiDialog(spinnerMupi1, spinnerMupi2); }); builder.setView(dialogView); builder.setPositiveButton("创建", (dialog, which) -> { Caizhi selectedCaizhi = (Caizhi) spinnerCaizhi.getSelectedItem(); Mupi selectedMupi1 = (Mupi) spinnerMupi1.getSelectedItem(); Mupi selectedMupi2 = (Mupi) spinnerMupi2.getSelectedItem(); String houduStr = etHoudu.getText().toString().trim(); if (selectedCaizhi == null) { Toast.makeText(getContext(), "请选择材质", Toast.LENGTH_SHORT).show(); return; } if (houduStr.isEmpty()) { Toast.makeText(getContext(), "请输入厚度", Toast.LENGTH_SHORT).show(); return; } try { double houdu = Double.parseDouble(houduStr); createAndSaveBancai(selectedCaizhi, selectedMupi1, selectedMupi2, houdu, spinnerToRefresh); } catch (NumberFormatException e) { Toast.makeText(getContext(), "请输入有效的厚度值", Toast.LENGTH_SHORT).show(); } }); builder.setNegativeButton("取消", null); builder.show(); } /** 显示新建材质对话框 */ private void showNewCaizhiDialog(Spinner spinnerToRefresh) { AlertDialog.Builder builder = new AlertDialog.Builder(requireContext()); builder.setTitle("新建材质"); View dialogView = LayoutInflater.from(requireContext()).inflate(R.layout.dialog_new_caizhi, null); EditText etName = dialogView.findViewById(R.id.et_caizhi_name); builder.setView(dialogView); builder.setPositiveButton("创建", (dialog, which) -> { String name = etName.getText().toString().trim(); if (name.isEmpty()) { Toast.makeText(getContext(), "请输入材质名称", Toast.LENGTH_SHORT).show(); return; } // 检查材质名称是否重复 for (Caizhi c : Data.caizhis()) { if (c.getName().equals(name)) { Toast.makeText(getContext(), "材质名称已存在", Toast.LENGTH_SHORT).show(); return; } } createAndSaveCaizhi(name, spinnerToRefresh); }); builder.setNegativeButton("取消", null); builder.show(); } /** * 新建木皮set * @param spinnerMupi1 * @param spinnerMupi2 */ // 在 AddInventoryFragment.java 中添加木皮创建功能 private void showNewMupiDialog(Spinner spinnerMupi1, Spinner spinnerMupi2) { AlertDialog.Builder builder = new AlertDialog.Builder(requireContext()); builder.setTitle("新建木皮"); View dialogView = LayoutInflater.from(requireContext()).inflate(R.layout.dialog_new_mupi, null); EditText etMupiName = dialogView.findViewById(R.id.et_mupi_name); RadioGroup rgFinish = dialogView.findViewById(R.id.rg_finish); builder.setView(dialogView); builder.setPositiveButton("创建", (dialog, which) -> { String name = etMupiName.getText().toString().trim(); boolean isPainted = rgFinish.getCheckedRadioButtonId() == R.id.rb_painted; if (name.isEmpty()) { Toast.makeText(getContext(), "请输入木皮名称", Toast.LENGTH_SHORT).show(); return; } // 检查木皮名称是否重复 for (Mupi m : Data.mupis()) { if (m.getName().equals(name)&&m.getYou().equals(isPainted)) { Toast.makeText(getContext(), "木皮已存在", Toast.LENGTH_SHORT).show(); return; } } createAndSaveMupi(name, isPainted, spinnerMupi1, spinnerMupi2); }); builder.setNegativeButton("取消", null); builder.show(); } /** 创建并保存订单 */ private void createAndSaveDingdan(String orderNumber, Date orderDate, Date deliveryDate) { Dingdan newDingdan = new Dingdan(); newDingdan.setId( Data.dingdans().size() + 10000); newDingdan.setNumber(orderNumber); newDingdan.setXiadan(orderDate); newDingdan.setJiaohuo(deliveryDate); newDingdan.setDingdanChanpin(new ArrayList<>()); Data.dingdans().add(newDingdan); // 刷新UI setupDingdanSpinner(); spinnerDingdan.setSelection( Data.dingdans().size() - 1); Toast.makeText(getContext(), "新建订单成功", Toast.LENGTH_SHORT).show(); } /** 添加产品到订单(带数量) */ private void addChanpinToDingdan(Chanpin chanpin, int quantity) { // 检查是否已添加 for (Dingdan_Chanpin dc : selectedDingdan.getDingdanChanpin()) { if (dc.getChanpin().getId().equals(chanpin.getId())) { Toast.makeText(getContext(), "该产品已添加到订单", Toast.LENGTH_SHORT).show(); return; } } // 创建关联对象 Dingdan_Chanpin dc = new Dingdan_Chanpin(); dc.setChanpin(chanpin); dc.setDingdan(selectedDingdan); dc.setShuliang(quantity); // 设置产品数量 selectedDingdan.getDingdanChanpin().add(dc); Data.dingdan_chanpins().add(dc); // 刷新UI setupChanpinSpinner(selectedDingdan); spinnerChanpin.setSelection(selectedDingdan.getDingdanChanpin().size() - 1); Toast.makeText(getContext(), "产品添加成功", Toast.LENGTH_SHORT).show(); } /** 创建并保存新板材 */ private void createAndSaveBancai(Caizhi caizhi, Mupi mupi1, Mupi mupi2, double houdu, Spinner spinnerToRefresh) { Bancai newBancai = new Bancai(); newBancai.setId( Data.bancais().size() + 10000); newBancai.setCaizhi(caizhi); newBancai.setMupi1(mupi1); newBancai.setMupi2(mupi2); newBancai.setHoudu(houdu); Data.bancais().add(newBancai); Data.kucuns().add(new Kucun(Data.kucuns().size() + 10000,0,newBancai)); // 刷新板材下拉框 Adapter.setupBancaiSpinners(spinnerToRefresh, Data.bancais(), getContext()); // 选中新创建的板材 for (int i = 0; i < spinnerToRefresh.getCount(); i++) { Bancai item = (Bancai) spinnerToRefresh.getItemAtPosition(i); if (item.getId().equals(newBancai.getId())) { spinnerToRefresh.setSelection(i); break; } } Toast.makeText(getContext(), "板材创建成功", Toast.LENGTH_SHORT).show(); } /** 创建并保存新材质 */ private void createAndSaveCaizhi(String name, Spinner spinnerToRefresh) { Caizhi newCaizhi = new Caizhi(); newCaizhi.setId( Data.caizhis().size() + 10000); newCaizhi.setName(name); Data.caizhis().add(newCaizhi); // 刷新材质下拉框 Adapter.setupCaizhiSpinner(spinnerToRefresh, Data.caizhis(), getContext()); // 选中新创建的材质 for (int i = 0; i < spinnerToRefresh.getCount(); i++) { Caizhi item = (Caizhi) spinnerToRefresh.getItemAtPosition(i); if (item.getId().equals(newCaizhi.getId())) { spinnerToRefresh.setSelection(i); break; } } Toast.makeText(getContext(), "材质创建成功", Toast.LENGTH_SHORT).show(); } /** 创建并保存新木皮 */ private void createAndSaveMupi(String name, boolean isPainted, Spinner spinner1, Spinner spinner2) { Mupi newMupi = new Mupi(); newMupi.setId( Data.mupis().size() + 10000); newMupi.setName(name); newMupi.setYou(isPainted); Data.mupis().add(newMupi); // 刷新木皮下拉框 Adapter.setupMupiSpinner(spinner1, Data.mupis(), getContext()); Adapter.setupMupiSpinner(spinner2, Data.mupis(), getContext()); // 选中新创建的木皮 for (int i = 0; i < spinner1.getCount(); i++) { Mupi item = (Mupi) spinner1.getItemAtPosition(i); if (item.getId().equals(newMupi.getId())) { spinner1.setSelection(i); spinner2.setSelection(i); break; } } Toast.makeText(getContext(), "木皮创建成功", Toast.LENGTH_SHORT).show(); } /** 创建库存记录 */ private void createRecord(Dingdan dingdan, Chanpin chanpin, Zujian zujian, Bancai bancai, int shuliang, boolean isJinhuo, User user) { if (isJinhuo) { Jinhuo jinhuo = new Jinhuo(); jinhuo.setId( Data.jinhuos().size() + 10000); jinhuo.setDingdan(dingdan); jinhuo.setChanpin(chanpin); jinhuo.setZujian(zujian); jinhuo.setBancai(bancai); jinhuo.setShuliang(shuliang); jinhuo.setDate(new Date()); jinhuo.setUser(user); Data.jinhuos().add(jinhuo); } else { shuliang = -shuliang; } updateKucun(bancai, shuliang); } /** 更新库存 */ private void updateKucun(Bancai bancai, int changeAmount) { Log.d(TAG,(bancai==null)?"null":bancai.getId()+""); for (Kucun k : Data.kucuns()) { if (k.getBancai().getId().equals(bancai.getId())) { k.setShuliang(k.getShuliang() + changeAmount); return; } } // 创建新库存记录 Kucun newKucun = new Kucun(); newKucun.setId( Data.kucuns().size() + 10000); newKucun.setBancai(bancai); newKucun.setShuliang(Math.max(changeAmount, 0)); Data.kucuns().add(newKucun); } public void addOrderComponent(Chanpin_Zujian cz, Dingdan_chanpin_zujian dz) { // 第一步:添加产品组件 Data.chanpin_zujians().add(cz); // 第二步:等待产品组件同步完成 cz.sync(new SynchronizableEntity.SyncCallback() { @Override public void onSyncSuccess(SynchronizableEntity entity) { // 第三步:设置关联ID dz.setZujian(cz); // 第四步:添加订单组件关联 Data.Dingdan_chanpin_zujians().add(dz); // 第五步:同步订单组件关联 dz.sync(new SynchronizableEntity.SyncCallback() { @Override public void onSyncSuccess(SynchronizableEntity entity) { Log.d("SyncChain", "All entities synced successfully!"); } @Override public void onSyncFailure(String error) { Log.e("SyncChain", "Failed to sync dz: " + error); } }); } @Override public void onSyncFailure(String error) { Log.e("SyncChain", "Failed to sync cz: " + error); } }); } }2025-06-17 03:09:28.696 642-642 AddInventoryFragment com.example.kucun2 D 10001 2025-06-17 03:09:28.697 642-642 AndroidRuntime com.example.kucun2 D Shutting down VM 2025-06-17 03:09:28.700 642-642 AndroidRuntime com.example.kucun2 E FATAL EXCEPTION: main Process: com.example.kucun2, PID: 642 java.lang.NullPointerException: Attempt to invoke virtual method 'java.lang.Integer com.example.kucun2.entity.Bancai.getId()' on a null object reference at com.example.kucun2.ui.jinhuo.AddInventoryFragment.updateKucun(AddInventoryFr有输出id
06-18
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