TableRow 背景问题以及修改对话框标题高度或者图片

本文介绍了如何在Android应用中自定义标题栏样式,并通过XML布局实现特定视觉效果。包括调整窗口特性、设置布局文件及定义样式等步骤。
<TableRow xmlns:android="http://schemas.android.com/apk/res/android" 
          android:id="@+id/admin_row" 
          android:layout_width="fill_parent" 
          android:layout_height="wrap_content" 
          android:gravity="center_horizontal"> 
    <RelativeLayout android:layout_width="fill_parent" 
                    android:layout_height="fill_parent" 
                    android:orientation="horizontal" 
                    android:background="@color/silver"> 

 如果你按照上面设置 你会发现你的背景色不能全面的扩充,所以应该把红色的部分放在tableRow 下作为属性。

 

2.

requestWindowFeature(Window.FEATURE_CUSTOM_TITLE); 
setContentView(R.layout.my_layout); 
getWindow().setFeatureInt(Window.FEATURE_CUSTOM_TITLE, R.layout.my_custom_title);

 

<resources> 
    <style name="LargeTitleTheme"> 
        <item name="android:windowTitleSize">40dip</item> 
    </style> 
</resources> 

 

<activity android:name=".MyCustomTitleActivity" android:theme="@style/LargeTitleTheme" /> 

 

其中xml文件放在values下

 

或者使用

requestWindowFeature(Window.FEATURE_NO_TITLE); 

 

Process: com.example.kucun2, PID: 14726 java.lang.IllegalStateException: The specified child already has a parent. You must call removeView() on the child's parent first. at android.view.ViewGroup.addViewInner(ViewGroup.java:5362) at android.view.ViewGroup.addView(ViewGroup.java:5176) at android.widget.TableLayout.addView(TableLayout.java:427) at android.view.ViewGroup.addView(ViewGroup.java:5116) at android.widget.TableLayout.addView(TableLayout.java:409) at android.view.ViewGroup.addView(ViewGroup.java:5088) at android.widget.TableLayout.addView(TableLayout.java:400) at com.example.kucun2.ui.dingdan.OrderDisplayFragment.addTableRow(OrderDisplayFragment.java:344) at com.example.kucun2.ui.dingdan.OrderDisplayFragment.refreshTableWithData(OrderDisplayFragment.java:665) at com.example.kucun2.ui.dingdan.OrderDisplayFragment.sortTableData(OrderDisplayFragment.java:259) at com.example.kucun2.ui.dingdan.OrderDisplayFragment.fillTableData(OrderDisplayFragment.java:198) at com.example.kucun2.ui.dingdan.OrderDisplayFragment.onCreateView(OrderDisplayFragment.java:138) at androidx.fragment.app.Fragment.performCreateView(Fragment.java:3114) at androidx.fragment.app.FragmentStateManager.createView(FragmentStateManager.java:557) at androidx.fragment.app.FragmentStateManager.moveToExpectedState(FragmentStateManager.java:272) at androidx.fragment.app.FragmentManager.executeOpsTogether(FragmentManager.java:1943) at androidx.fragment.app.FragmentManager.removeRedundantOperationsAndExecute(FragmentManager.java:1845) at androidx.fragment.app.FragmentManager.execPendingActions(FragmentManagepackage com.example.kucun2.ui.dingdan;//package com.example.kucun2; import android.animation.Animator; import android.animation.AnimatorListenerAdapter; import android.animation.ObjectAnimator; import android.animation.ValueAnimator; import android.app.AlertDialog; import android.graphics.Color; import android.graphics.Typeface; import android.os.Bundle; import android.util.TypedValue; 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.Toast; import androidx.core.content.ContextCompat; import androidx.fragment.app.Fragment; 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_Bancai; 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.Iterator; import java.util.List; 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<>(); /** *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) { View view = inflater.inflate(R.layout.fragment_order_display, container, false); table = view.findViewById(R.id.orderTable); horizontalScrollView = view.findViewById(R.id.horizontalScrollContainer); View scrollIndicator = view.findViewById(R.id.scroll_indicator); // 获取搜索控件 searchView = view.findViewById(R.id.search_view); columnSelector = view.findViewById(R.id.column_selector); // 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 = view.findViewById(R.id.fixedSearchBar); View placeholder = view.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); } } ); // 添加表头 addTableHeader(table); // 填充表格数据 fillTableData(); // 添加滚动监听 horizontalScrollView.getViewTreeObserver().addOnScrollChangedListener(() -> { int maxScroll = horizontalScrollView.getChildAt(0).getWidth() - horizontalScrollView.getWidth(); int currentScroll = horizontalScrollView.getScrollX(); if (currentScroll > 0 && maxScroll > 0) { if (!isIndicatorVisible) { showScrollIndicator(); } // 更新滚动指示器位置 updateScrollIndicatorPosition(currentScroll, maxScroll); } else { hideScrollIndicator(); } }); return view; } /** * 获取数据 */ private void fillTableData() { List<Dingdan> orders = Data.dingdans; List<Dingdan_Chanpin> orderProducts = Data.dingdanChanpins; List<Dingdan_Bancai> orderMaterials = Data.dingdanBancais; for (Dingdan order : orders) { for (Dingdan_Chanpin orderProduct : orderProducts) { if (orderProduct.getDingdan().getId().equals(order.getId())) { Chanpin product = orderProduct.getChanpin(); for (Chanpin_Zujian component : product.getZujians()) { for (Dingdan_Bancai material : orderMaterials) { // 创建行数据但不立即添加到表格 Object[] rowData = createRowData( order, product, component, material ); allTableRowsData.add(rowData); filteredTableRowsData.add(rowData); // if (material.getZujian() != null && // material.getZujian().getId().equals(component.getId())) { // // addTableRow(createRowData( // order, product, component, material // )); // } } } } } } // 初始排序 sortTableData(-1, true); // 初始显示原始顺序 } /** * 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) { // 相同列点击时切换排序方向 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) { // 解析失败时按字符串比较 String s1 = value1.toString().toLowerCase(); String s2 = value2.toString().toLowerCase(); return sortAscending ? s1.compareTo(s2) : s2.compareTo(s1); } }; // 刷新表格显示 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); } }); // 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(4); btnParams.setMargins(margin, margin, margin, margin); actionButton.setLayoutParams(btnParams); 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 / 2); 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(200)); } // 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() { 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) { View indicator = getView().findViewById(R.id.scroll_indicator); 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) { // 从行数据中提取关键信息 String orderNumber = (String) rowData[0]; // 订单号 String productId = (String) rowData[1]; // 产品ID String componentName = (String) rowData[3]; // 组件名称 double materialQuantity = (double) rowData[6]; // 订购数量 // 创建操作菜单 PopupMenu popupMenu = new PopupMenu(requireContext(), requireView()); popupMenu.getMenuInflater().inflate(R.menu.row_actions_menu, popupMenu.getMenu()); popupMenu.setOnMenuItemClickListener(item -> { int itemId = item.getItemId(); if (itemId == R.id.action_view_details) { // 查看详情操作 showDetailDialog(orderNumber, productId); return true; } else if (itemId == R.id.action_edit) { // 编辑操作 editRowData(rowData); return true; } else if (itemId == R.id.action_delete) { // 删除操作 deleteRowWithConfirm(rowData); return true; } return false; }); popupMenu.show(); } // 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, Chanpin_Zujian component, Dingdan_Bancai material) { Bancai board = material.getBancai(); String boardInfo = board.TableText(); ; return new Object[] { order.getNumber(), // 订单号 product.getId(), // 产品编号 "1", // 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_several()), // 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) { // 移除除表头外的所有行 removeAllRowsSafely(); // 添加过滤后的行 for (Object[] rowData : dataToShow) { addTableRow(rowData); } } 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); // 清空按钮的数据引用 button.setTag(null); } } // 从父视图中移除行 if (row.getParent() != null) { ((ViewGroup) row.getParent()).removeView(row); } } }
06-08
package com.example.kucun2.ui.dingdan;//package com.example.kucun2; import android.annotation.SuppressLint; import android.graphics.Color; import android.graphics.Typeface; import android.os.Bundle; import android.text.TextUtils; import android.util.Log; import android.util.TypedValue; import android.view.LayoutInflater; import android.view.View; import android.view.ViewGroup; import android.widget.FrameLayout; import android.widget.TableLayout; import android.widget.TableRow; import android.widget.TextView; import androidx.core.content.ContextCompat; import androidx.fragment.app.Fragment; import androidx.recyclerview.widget.RecyclerView; import com.example.kucun2.R; 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_Bancai; import com.example.kucun2.entity.Dingdan_Chanpin; import com.example.kucun2.entity.data.Data; import com.example.kucun2.entity.Zujian; import java.util.List; public class OrderDisplayFragment extends Fragment { @Override public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) { View view = inflater.inflate(R.layout.fragment_order_display, container, false); TableLayout table = view.findViewById(R.id.orderTable); // 添加表头 addTableHeader(table); // 获取虚拟数据 List<Dingdan> orders = Data.dingdans; List<Dingdan_Chanpin> orderProducts = Data.dingdanChanpins; List<Dingdan_Bancai> orderMaterials = Data.dingdanBancais; List<Chanpin_Zujian> productComponents = Data.chanpinZujians; Log.d("log",orders.get(0).getNumber()); // 填充表格数据 for (Dingdan order : orders) { // 订单对应的产品 for (Dingdan_Chanpin orderProduct : orderProducts) { if (orderProduct.getDingdan().getId().equals(order.getId())) { Chanpin product = orderProduct.getChanpin(); // 产品对应的组件 for (Chanpin_Zujian component : product.getZujians()) { // 组件对应的板材订单 for (Dingdan_Bancai material : orderMaterials) { if (material.getZujian() != null && material.getZujian().getId().equals(component.getId())) { addTableRow(table, createRowData( order, product, component, material )); } } } } } } return view; } private Object[] createRowData(Dingdan order, Chanpin product, Chanpin_Zujian component, Dingdan_Bancai material) { Bancai board = material.getBancai(); @SuppressLint("DefaultLocale") String boardInfo =String.format("%.1f", board.getHoudu())+board.getCaizhi().getName() + "(" + board.getMupi1().getName() + (board.getMupi2() != null ? "," + board.getMupi2().getName() : ")") ; return new Object[] { order.getNumber(), // 订单号 product.getId(), // 产品编号 "1", // 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_several()), // 板材/组件 material.getShuliang() // 订购数量 }; } // private void addTableRow(TableLayout table, Object[] rowData) { // TableRow row = new TableRow(requireContext()); // Log.d("log",rowData[0].toString()); // for (Object data : rowData) { // TextView textView = new TextView(requireContext()); // textView.setText(String.valueOf(data)); // textView.setPadding(8, 12, 8, 12); // row.addView(textView); // } // // table.addView(row); // } // private void addTableRow(TableLayout table, Object[] rowData) { TableRow row = new TableRow(requireContext()); // 设置行布局参数(正确方式) TableLayout.LayoutParams rowParams = new TableLayout.LayoutParams( TableLayout.LayoutParams.MATCH_PARENT, TableLayout.LayoutParams.WRAP_CONTENT ); row.setLayoutParams(rowParams); // 设置最小行高(单位:dp) int minRowHeight = dpToPx(36); row.setMinimumHeight(minRowHeight); for (Object data : rowData) { TextView textView = new TextView(requireContext()); textView.setText(String.valueOf(data)); textView.setTextSize(TypedValue.COMPLEX_UNIT_SP, 14); // 设置单元格内边距 int padding = dpToPx(8); textView.setPadding(padding, padding/2, padding, padding/2); // 设置单行显示 textView.setSingleLine(true); textView.setEllipsize(TextUtils.TruncateAt.END); // 创建列布局参数(正确方式) TableRow.LayoutParams colParams = new TableRow.LayoutParams( 0, // 宽度将由权重控制 TableRow.LayoutParams.MATCH_PARENT ); // 设置权重和最小宽度 colParams.weight = 1; textView.setLayoutParams(colParams); // 设置文本视图的最小宽度(这才是正确的属性) textView.setMinWidth(dpToPx(120)); // 设置最小列宽 row.addView(textView); } table.addView(row); } // 动态添加表头 private void addTableHeader(TableLayout table) { TableRow headerRow = new TableRow(requireContext()); headerRow.setBackgroundColor(ContextCompat.getColor(requireContext(), R.color.purple_500)); TableLayout.LayoutParams headerParams = new TableLayout.LayoutParams( TableLayout.LayoutParams.MATCH_PARENT, TableLayout.LayoutParams.WRAP_CONTENT ); headerRow.setLayoutParams(headerParams); String[] headers = {"订单号", "产品编号", "产品数量", "组件名", "板材信息", "板材/组件", "订购数量"}; for (String header : headers) { TextView headerView = new TextView(requireContext()); headerView.setText(header); headerView.setTextColor(Color.WHITE); headerView.setTypeface(null, Typeface.BOLD); headerView.setTextSize(TypedValue.COMPLEX_UNIT_SP, 16); int padding = dpToPx(8); headerView.setPadding(padding, padding, padding, padding); // 设置列布局参数 TableRow.LayoutParams colParams = new TableRow.LayoutParams( 0, TableRow.LayoutParams.MATCH_PARENT ); colParams.weight = 1; headerView.setLayoutParams(colParams); // 设置表头列的最小宽度 headerView.setMinWidth(dpToPx(120)); headerRow.addView(headerView); } table.addView(headerRow); } // DP转PX工具方法 private int dpToPx(int dp) { return (int) TypedValue.applyDimension( TypedValue.COMPLEX_UNIT_DIP, dp, getResources().getDisplayMetrics() ); } // // 在Activity/Fragment中使用 // @Override // protected void onCreate(Bundle savedInstanceState) { // super.onCreate(savedInstanceState); // setContentView(R.layout.activity_main); // // TableLayout table = findViewById(R.id.orderTable); // // // 添加表头 // addTableHeader(table); // // // 添加数据行 // addTableRow(table, new Object[]{"ORD001", "P-2023-01", "150", "框架组件", "2000x1000x8", "22", "320"}); // addTableRow(table, new Object[]{"ORD002", "P-2023-02", "85", "玻璃板", "3000x1500x12", "15", "180"}); // addTableRow(table, new Object[]{"ORD003", "P-2023-03", "220", "支架组件", "1800x900x5", "36", "550"}); // // // 更多数据行... // } }<?xml version="1.0" encoding="utf-8"?> <FrameLayout xmlns:android="http://schemas.android.com/apk/res/android" android:layout_width="match_parent" android:layout_height="match_parent"> <!-- 水平滚动容器(关键:宽度设为match_parent) --> <HorizontalScrollView android:id="@+id/scroll_horizontal" android:layout_width="match_parent" android:layout_height="match_parent" android:fillViewport="true" android:scrollbars="horizontal"> <!-- 表格容器(高度为wrap_content,宽度设为可无限扩展) --> <TableLayout android:id="@+id/orderTable" android:layout_width="wrap_content" android:layout_height="wrap_content" android:stretchColumns="*" android:shrinkColumns="*" android:paddingEnd="16dp" android:minWidth="1000dp"> <!-- 设置最小宽度防止初始压缩 --> <!-- 表格标题行(已移除原始代码中的标题行,将在Java中动态添加) --> </TableLayout> </HorizontalScrollView> <!-- 垂直滚动指示器 --> <View android:layout_width="4dp" android:layout_height="match_parent" android:layout_gravity="right" android:background="#80000000" android:visibility="invisible" android:id="@+id/vertical_scroll_indicator"/> </FrameLayout> 实现TextView单行显示、自动延伸长度并支持水平滚动的解决方案
06-07
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:添加全面的空值检查 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(() -> { // 添加安全检查和空值防护 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(); } }); return rootView; } // 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 onDestroyView() { super.onDestroyView(); if (horizontalScrollView != null) { ViewTreeObserver observer = horizontalScrollView.getViewTreeObserver(); if (observer.isAlive()) { observer.removeOnScrollChangedListener(scrollChangedListener); } horizontalScrollView = null; } } @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) { // 相同列点击时切换排序方向 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) { // 解析失败时按字符串比较 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++; } // 添加空数据提示 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); // 清空按钮的数据引用 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; } }当跳转到另一个Fragment时,当前Fragment销毁,需要再次返回时控件被重新加载能数据和视图重新加载。但现在是在其他fragment中 没有返回这个fragment还是有报错并崩溃
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06-14
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