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xyy
2026-05-08 20:20:24 +08:00
parent bd43d195cd
commit 4072f3bb5c
6 changed files with 409 additions and 286 deletions
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100
ReportWindow1.xaml.cs
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@@ -3,6 +3,7 @@ using OfficeOpenXml;
using System;
using System.Collections.Generic;
using System.Collections.ObjectModel;
using System.Configuration;
using System.Data.SQLite;
using System.IO;
using System.Linq;
@@ -22,6 +23,8 @@ namespace ShanghaiEnvironmentalTechnology
public partial class ReportWindow1 : Window
{
private readonly string _lang = ConfigurationManager.AppSettings["Language"] ?? "zh-CN";
private const int PageSize = 10;
private int currentPage = 1;
private int totalRecords = 0;
@@ -125,8 +128,10 @@ namespace ShanghaiEnvironmentalTechnology
private void UpdatePageInfo()
{
// 保持原有分页信息逻辑
PageInfo.Text = $"第 {currentPage} 页 / 共 {Math.Ceiling((double)totalRecords / PageSize)} 页 {totalRecords}条记录";
if (_lang == "en-US")
PageInfo.Text = $"Page {currentPage} / {Math.Ceiling((double)totalRecords / PageSize)} | Total: {totalRecords} records";
else
PageInfo.Text = $"第 {currentPage} 页 / 共 {Math.Ceiling((double)totalRecords / PageSize)} 页 {totalRecords}条记录";
}
private void PreviousPage_Click(object sender, RoutedEventArgs e)
@@ -162,33 +167,43 @@ namespace ShanghaiEnvironmentalTechnology
{
if (sender is FrameworkElement element && element.Tag is int id)
{
var result = MessageBox.Show($"确定要删除ID为 {id} 的记录吗？", "确认删除",
MessageBoxButton.YesNo, MessageBoxImage.Warning);
MessageBoxResult result;
if (_lang == "en-US")
result = MessageBox.Show($"Delete record ID: {id} ?", "Confirm Delete", MessageBoxButton.YesNo, MessageBoxImage.Warning);
else
result = MessageBox.Show($"确定要删除ID为 {id} 的记录吗？", "确认删除", MessageBoxButton.YesNo, MessageBoxImage.Warning);
if (result == MessageBoxResult.Yes)
{
DeleteRecordFromDb(id);
// 刷新当前页数据
LoadData(_currentStartDate, _currentEndDate);
}
}
}
// 新增：批量删除功能
private void BatchDeleteButton_Click(object sender, RoutedEventArgs e)
{
var selectedIds = _records.Where(r => r.IsSelected).Select(r => r.Id).ToList();
if (!selectedIds.Any())
{
MessageBox.Show("请先选择要删除的记录", "提示", MessageBoxButton.OK, MessageBoxImage.Information);
if (_lang == "en-US")
MessageBox.Show("Please select records to delete", "Tip", MessageBoxButton.OK, MessageBoxImage.Information);
else
MessageBox.Show("请先选择要删除的记录", "提示", MessageBoxButton.OK, MessageBoxImage.Information);
return;
}
var result = MessageBox.Show($"确定要删除选中的 {selectedIds.Count} 条记录吗？", "确认批量删除",
MessageBoxButton.YesNo, MessageBoxImage.Warning);
MessageBoxResult result;
if (_lang == "en-US")
result = MessageBox.Show($"Delete {selectedIds.Count} selected records?", "Confirm Batch Delete", MessageBoxButton.YesNo, MessageBoxImage.Warning);
else
result = MessageBox.Show($"确定要删除选中的 {selectedIds.Count} 条记录吗？", "确认批量删除", MessageBoxButton.YesNo, MessageBoxImage.Warning);
if (result == MessageBoxResult.Yes)
{
BatchDeleteFromDb(selectedIds);
// 刷新当前页数据
LoadData(_currentStartDate, _currentEndDate);
}
}
@@ -238,69 +253,79 @@ namespace ShanghaiEnvironmentalTechnology
}
DateTime? endDate = EndDatePicker.SelectedDate;
if (endDate.HasValue)
{
endDate = endDate.Value.Date.AddDays(1).AddTicks(-1);
}
// 步骤2：读取CO2表数据
List<CO2Record> co2Records = ReadCO2RecordsFromDatabase(startDate, endDate);
if (co2Records == null || !co2Records.Any())
{
MessageBox.Show("排气流表中无数据，无法导出", "提示", MessageBoxButton.OK, MessageBoxImage.Warning);
if (_lang == "en-US")
MessageBox.Show("No data to export", "Tip", MessageBoxButton.OK, MessageBoxImage.Warning);
else
MessageBox.Show("排气流表中无数据，无法导出", "提示", MessageBoxButton.OK, MessageBoxImage.Warning);
return;
}
// 步骤3：导出Excel
bool exportSuccess = ExportCO2RecordsToExcel(co2Records);
if (exportSuccess)
{
MessageBox.Show("数据已成功导出到Excel", "成功", MessageBoxButton.OK, MessageBoxImage.Information);
if (_lang == "en-US")
MessageBox.Show("Export successful!", "Success", MessageBoxButton.OK, MessageBoxImage.Information);
else
MessageBox.Show("数据已成功导出到Excel", "成功", MessageBoxButton.OK, MessageBoxImage.Information);
}
else
{
MessageBox.Show("Excel导出失败，请检查文件是否被占用", "错误", MessageBoxButton.OK, MessageBoxImage.Error);
if (_lang == "en-US")
MessageBox.Show("Export failed! File may be in use.", "Error", MessageBoxButton.OK, MessageBoxImage.Error);
else
MessageBox.Show("Excel导出失败，请检查文件是否被占用", "错误", MessageBoxButton.OK, MessageBoxImage.Error);
}
}
private bool ExportCO2RecordsToExcel(List<CO2Record> records)
{
try
{
// WPF 原生保存对话框（替代 WinForms）
SaveFileDialog saveDialog = new SaveFileDialog
{
Filter = "Excel文件 (*.xlsx)|*.xlsx",
FileName = $"排气流记录_{DateTime.Now:yyyyMMddHHmmss}.xlsx",
Title = "保存排气流记录"
Filter = _lang == "en-US" ? "Excel File (*.xlsx)|*.xlsx" : "Excel文件 (*.xlsx)|*.xlsx",
FileName = $"FlowRecords_{DateTime.Now:yyyyMMddHHmmss}.xlsx",
Title = _lang == "en-US" ? "Save Flow Records" : "保存排气流记录"
};
bool? result = saveDialog.ShowDialog(); if (!(result ?? false)) return false;
bool? result = saveDialog.ShowDialog();
if (!(result ?? false)) return false;
ExcelPackage.LicenseContext = LicenseContext.NonCommercial;
// EPPlus 许可设置（.NET 8 必须显式设置）
ExcelPackage.LicenseContext = LicenseContext.NonCommercial; // 非商业用途
// 创建并写入Excel
using (ExcelPackage package = new ExcelPackage(new FileInfo(saveDialog.FileName)))
{
ExcelWorksheet worksheet = package.Workbook.Worksheets.Add("排气流记录");
ExcelWorksheet worksheet = package.Workbook.Worksheets.Add("Flow Records");
// 表头（对应DataGrid列）
worksheet.Cells[1, 1].Value = "排气流流量L/min";
worksheet.Cells[1, 2].Value = "压力（pa）";
worksheet.Cells[1, 3].Value = "时间";
// 双语表头
if (_lang == "en-US")
{
worksheet.Cells[1, 1].Value = "Flow (L/min)";
worksheet.Cells[1, 2].Value = "Pressure (Pa)";
worksheet.Cells[1, 3].Value = "Time";
}
else
{
worksheet.Cells[1, 1].Value = "排气流流量L/min";
worksheet.Cells[1, 2].Value = "压力（pa）";
worksheet.Cells[1, 3].Value = "时间";
}
// 表头样式（加粗、居中）
using (var headerRange = worksheet.Cells[1, 1, 1, 6])
{
headerRange.Style.Font.Bold = true;
headerRange.Style.HorizontalAlignment = OfficeOpenXml.Style.ExcelHorizontalAlignment.Center;
}
// 填充数据（从第2行开始）
for (int i = 0; i < records.Count; i++)
{
int row = i + 2;
@@ -310,18 +335,17 @@ namespace ShanghaiEnvironmentalTechnology
worksheet.Cells[row, 3].Value = record.RecordTime.ToString("yyyy-MM-dd HH:mm:ss");
}
// 自动调整列宽
worksheet.Cells.AutoFitColumns();
// 保存文件
package.Save();
}
return true;
}
catch (Exception ex)
{
MessageBox.Show($"导出失败：{ex.Message}", "错误", MessageBoxButton.OK, MessageBoxImage.Error);
if (_lang == "en-US")
MessageBox.Show($"Export failed: {ex.Message}", "Error", MessageBoxButton.OK, MessageBoxImage.Error);
else
MessageBox.Show($"导出失败：{ex.Message}", "错误", MessageBoxButton.OK, MessageBoxImage.Error);
return false;
}
}