You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
437 lines
17 KiB
437 lines
17 KiB
using System;
|
|
using System.Data;
|
|
using System.Diagnostics;
|
|
using System.Globalization;
|
|
using System.IO;
|
|
using System.Reflection;
|
|
using System.Runtime.InteropServices;
|
|
using System.Windows.Forms;
|
|
//using Microsoft.Office.Interop.Excel;
|
|
//using Application = Microsoft.Office.Interop.Excel.Application;
|
|
using DataTable = System.Data.DataTable;
|
|
|
|
namespace CK.SCP.Utils
|
|
{
|
|
public static class ExcelWriter
|
|
{
|
|
//ieachsize为每次写行的数值，可以自己设置
|
|
private const int EachSize = 5000;
|
|
private const int RStartIndex = 1;
|
|
private const int CStartIndex = 0;
|
|
|
|
public static readonly SaveFileDialog SaveFileDialog = new SaveFileDialog
|
|
{
|
|
Filter = "Excel 工作簿 (*.xlsx)|*.xlsx",
|
|
CheckFileExists = false,
|
|
CheckPathExists = false,
|
|
FilterIndex = 0,
|
|
RestoreDirectory = true,
|
|
CreatePrompt = false,
|
|
Title = "保存为Excel文件"
|
|
};
|
|
|
|
|
|
//private static void SetWorkSheetValue(Application excel, Worksheet sheet, DataTable dt, string fileName)
|
|
//{
|
|
//Range r = null;
|
|
//var rIdx = RStartIndex;
|
|
//var cIdx = CStartIndex;
|
|
//if (!string.IsNullOrEmpty(dt.TableName))
|
|
//{
|
|
// sheet.Name = dt.TableName;
|
|
//}
|
|
|
|
////
|
|
////取得标题
|
|
////
|
|
//foreach (DataColumn dc in dt.Columns)
|
|
//{
|
|
// cIdx++;
|
|
// excel.Cells[rIdx, cIdx] = dc.ColumnName;
|
|
// //设置标题格式为居中对齐
|
|
// r = sheet.Range[excel.Cells[rIdx, cIdx], excel.Cells[rIdx, cIdx]];
|
|
// r.HorizontalAlignment = XlVAlign.xlVAlignCenter;
|
|
// r.Interior.ColorIndex = 19;
|
|
//}
|
|
|
|
////因为第一行已经写了表头，所以所有数据都应该从a2开始
|
|
//r = sheet.Range[excel.Cells[rIdx, cIdx], excel.Cells[rIdx, cIdx]];
|
|
|
|
////irowcount为实际行数，最大行
|
|
//var irowcount = dt.Rows.Count;
|
|
//int iParstedRow = 0, iCurSize = 0;
|
|
////ieachsize为每次写行的数值，可以自己设置
|
|
|
|
////icolumnaccount为实际列数，最大列数
|
|
//var iColumnsCount = dt.Columns.Count;
|
|
////在内存中声明一个ieachsize×icolumnaccount的数组，ieachsize是每次最大存储的行数，icolumnaccount就是存储的实际列数
|
|
//var objval = new object[EachSize, iColumnsCount];
|
|
//iCurSize = EachSize;
|
|
//while (iParstedRow < irowcount)
|
|
//{
|
|
// if ((irowcount - iParstedRow) < EachSize)
|
|
// iCurSize = irowcount - iParstedRow;
|
|
// //用for循环给数组赋值
|
|
// for (var i = 0; i < iCurSize; i++)
|
|
// {
|
|
// for (var j = 0; j < iColumnsCount; j++)
|
|
// {
|
|
// var s = dt.Rows[i + iParstedRow][j].ToString();
|
|
// //////////////////
|
|
// //格式化日期字段
|
|
// var dc = dt.Columns[j];
|
|
// if (dc.DataType.FullName == "System.DateTime" && s != null && s != "")
|
|
// {
|
|
// DateTime time;
|
|
// DateTime.TryParse(s, out time);
|
|
// s = time.ToString();
|
|
// }
|
|
// //////////////////
|
|
// decimal d;
|
|
// if (decimal.TryParse(s, out d))
|
|
// {
|
|
// if (Math.Round(d, 5) == 0)
|
|
// {
|
|
// objval[i, j] = string.Empty;
|
|
// continue;
|
|
// }
|
|
// }
|
|
// objval[i, j] = s;
|
|
// }
|
|
// System.Windows.Forms.Application.DoEvents();
|
|
// }
|
|
// var X = "A" + (iParstedRow + 2);
|
|
// var col = "";
|
|
// if (iColumnsCount <= 26)
|
|
// {
|
|
// col = ((char)('A' + iColumnsCount - 1)) +
|
|
// ((iParstedRow + iCurSize + 1)).ToString(CultureInfo.InvariantCulture);
|
|
// }
|
|
// else
|
|
// {
|
|
// col = ((char)('A' + (iColumnsCount / 26 - 1))) +
|
|
// ((char)('A' + (iColumnsCount % 26 - 1))).ToString() +
|
|
// ((iParstedRow + iCurSize + 1));
|
|
// }
|
|
// r = sheet.Range[X, col];
|
|
// // 调用range的value2属性，把内存中的值赋给excel
|
|
// r.Value2 = objval;
|
|
// iParstedRow = iParstedRow + iCurSize;
|
|
//}
|
|
|
|
//var rSumIdx = dt.Rows.Count + 1;
|
|
//var cSumIdx = CStartIndex + 1;
|
|
|
|
//// //加载一个合计行
|
|
//// //
|
|
//// //excel.Cells[rowSum, 2] = "合计";
|
|
////
|
|
//// r = sheet.Range[excel.Cells[rSumIdx, 2], excel.Cells[rSumIdx, 2]];
|
|
//// r.HorizontalAlignment = XlVAlign.xlVAlignCenter;
|
|
////
|
|
//// //
|
|
////设置选中的部分的颜色
|
|
////
|
|
//r = sheet.Range[excel.Cells[2, cSumIdx], excel.Cells[2, cIdx]];
|
|
//r.Select();
|
|
////设置为浅黄色，共计有56种
|
|
//// r.Interior.ColorIndex = 19;
|
|
|
|
|
|
////
|
|
////设置报表表格为最适应宽度
|
|
////
|
|
//r = sheet.Range[excel.Cells[RStartIndex, cSumIdx], excel.Cells[rSumIdx, cIdx]];
|
|
//r.Select();
|
|
//r.Columns.AutoFit();
|
|
|
|
|
|
////
|
|
////绘制边框
|
|
////
|
|
//r = sheet.Range[excel.Cells[RStartIndex, cSumIdx], excel.Cells[rSumIdx, cIdx]];
|
|
//r.Borders.LineStyle = 1;
|
|
|
|
//r = sheet.Range[excel.Cells[RStartIndex, cSumIdx], excel.Cells[rSumIdx, cSumIdx]];
|
|
//r.Borders[XlBordersIndex.xlEdgeLeft].Weight = XlBorderWeight.xlThick; //设置左边线加粗
|
|
|
|
//r = sheet.Range[excel.Cells[RStartIndex, cSumIdx], excel.Cells[RStartIndex, cIdx]];
|
|
//r.Borders[XlBordersIndex.xlEdgeTop].Weight = XlBorderWeight.xlThick; //设置上边线加粗
|
|
|
|
//r = sheet.Range[excel.Cells[RStartIndex, cIdx], excel.Cells[rSumIdx, cIdx]];
|
|
//r.Borders[XlBordersIndex.xlEdgeRight].Weight = XlBorderWeight.xlThick; //设置右边线加粗
|
|
|
|
//r = sheet.Range[excel.Cells[rSumIdx, cSumIdx], excel.Cells[rSumIdx, cIdx]];
|
|
//r.Borders[XlBordersIndex.xlEdgeBottom].Weight = XlBorderWeight.xlThick; //设置下边线加粗
|
|
|
|
////r = sheet.Range[excel.Cells[0, 0], null];
|
|
|
|
////
|
|
////显示效果
|
|
////
|
|
//excel.Visible = false;
|
|
//excel.DisplayAlerts = false;
|
|
//excel.AlertBeforeOverwriting = false;
|
|
//}
|
|
|
|
private static void ReleaseObject(object obj)
|
|
{
|
|
try
|
|
{
|
|
Marshal.ReleaseComObject(obj);
|
|
obj = null;
|
|
}
|
|
catch
|
|
{
|
|
obj = null;
|
|
}
|
|
finally
|
|
{
|
|
GC.Collect();
|
|
}
|
|
}
|
|
|
|
[DllImport("User32.dll", CharSet = CharSet.Auto)]
|
|
private static extern int GetWindowThreadProcessId(IntPtr hwnd, out int ID);
|
|
|
|
//private static void Kill(_Application excel)
|
|
//{
|
|
// try
|
|
// {
|
|
// var t = new IntPtr(excel.Hwnd);
|
|
// var k = 0;
|
|
// GetWindowThreadProcessId(t, out k);
|
|
// var p = Process.GetProcessById(k);
|
|
// p.Kill();
|
|
// }
|
|
// catch (Exception ex)
|
|
// {
|
|
// MessageBox.Show(ex.ToString());
|
|
// }
|
|
//}
|
|
|
|
/// <summary>
|
|
/// 将DataTable数据写入Excel文件
|
|
/// </summary>
|
|
/// <param name="dt">DataTable</param>
|
|
public static void Write(DataTable dt)
|
|
{
|
|
if (SaveFileDialog.ShowDialog() == DialogResult.OK)
|
|
{
|
|
var fileName = SaveFileDialog.FileName;
|
|
WriteDataTableToExcel(dt, fileName);
|
|
}
|
|
}
|
|
|
|
|
|
/// <summary>
|
|
/// 将DataTable数据写入Excel文件
|
|
/// </summary>
|
|
/// <param name="dt">DataTable</param>
|
|
/// <param name="fileName">Excel文件路径</param>
|
|
public static void Write(DataTable dt, string fileName)
|
|
{
|
|
try
|
|
{
|
|
if (string.IsNullOrEmpty(fileName))
|
|
{
|
|
Write(dt);
|
|
}
|
|
else
|
|
{
|
|
WriteDataTableToExcel(dt, fileName);
|
|
}
|
|
}
|
|
catch
|
|
{
|
|
MessageBox.Show("无法解析文件路径！");
|
|
}
|
|
}
|
|
|
|
private static void WriteDataTableToExcel(DataTable dt, string fileName)
|
|
{
|
|
var fileExt = fileName.Substring(fileName.LastIndexOf('.'));
|
|
if (fileExt.ToUpper() == ".XLSX")
|
|
{
|
|
if (dt != null && dt.Rows.Count > 0)
|
|
{
|
|
var poDv = new ProcessOperator
|
|
{
|
|
BackgroundWork = () => WriteExcelByDataTable(dt, fileName)
|
|
};
|
|
poDv.BackgroundWorkerCompleted += WriteExcel_Completed;
|
|
poDv.Start();
|
|
}
|
|
else
|
|
{
|
|
MessageBox.Show("当前表单没有任何数据");
|
|
}
|
|
}
|
|
else
|
|
{
|
|
MessageBox.Show("无法解析该后缀名的文件！");
|
|
}
|
|
}
|
|
|
|
// /// <summary>
|
|
// /// 将DataSet数据写入Excel文件
|
|
// /// </summary>
|
|
// /// <param name="dsExcel">DataSet</param>
|
|
// public void Write(DataSet dsExcel)
|
|
// {
|
|
// if (dsExcel != null && dsExcel.Tables.Count > 0)
|
|
// {
|
|
// if (_saveFileDialog.ShowDialog() == DialogResult.OK)
|
|
// {
|
|
// string fileName = _saveFileDialog.FileName; //得到存放路径
|
|
// var poDv = new ProcessOperator
|
|
// {
|
|
// MessageInfo = @"正在写入" + Path.GetFileName(fileName) + "文件",
|
|
// BackgroundWork = () => WriteExcelByDataSet(dsExcel, fileName)
|
|
// };
|
|
// poDv.BackgroundWorkerCompleted += WriteExcel_Completed;
|
|
// poDv.Start();
|
|
// }
|
|
// }
|
|
// else
|
|
// {
|
|
// MessageBox.Show("当前没有任何表单！");
|
|
// }
|
|
// }
|
|
|
|
public static void Write(DataSet ds)
|
|
{
|
|
if (SaveFileDialog.ShowDialog() == DialogResult.OK)
|
|
{
|
|
var fileName = SaveFileDialog.FileName;
|
|
Write(ds, fileName);
|
|
}
|
|
}
|
|
|
|
public static void Write(DataSet dsExcel, string fileName)
|
|
{
|
|
try
|
|
{
|
|
// if (string.IsNullOrEmpty(fileName))
|
|
// {
|
|
// Write(dsExcel);
|
|
// }
|
|
// else
|
|
// {
|
|
if (dsExcel != null && dsExcel.Tables.Count > 0)
|
|
{
|
|
if (File.Exists(fileName))
|
|
File.Delete(fileName);
|
|
//_saveFileDialog.FileName = fileName;
|
|
//if (_saveFileDialog.ShowDialog() == DialogResult.OK)
|
|
{
|
|
//_writeSheetName = new List<string>();
|
|
foreach (DataTable dt in dsExcel.Tables)
|
|
{
|
|
if (dt == null || dt.TableName == null || dt.TableName == "") continue;
|
|
ExcelReader.RemoveEmptyRow(dt);
|
|
//string name = _saveFileDialog.FileName;
|
|
var dt1 = dt;
|
|
var poDv = new ProcessOperator
|
|
{
|
|
MessageInfo = @"正在写入" + Path.GetFileName(fileName) + "," + dt.TableName,
|
|
BackgroundWork = () => WriteExcelByDataTable(dt1, fileName)
|
|
};
|
|
poDv.Start();
|
|
}
|
|
WriteExcel_Completed(null, null);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
MessageBox.Show("当前没有任何表单！");
|
|
}
|
|
// }
|
|
}
|
|
catch (Exception ex)
|
|
{
|
|
MessageBox.Show("无法解析文件路径！\n" + ex);
|
|
}
|
|
}
|
|
|
|
public static void WriteExcelByDataTable(DataTable dt, string fileName)
|
|
{
|
|
// if (_writeSheetName == null)
|
|
// {
|
|
// _writeSheetName = new List<string>();
|
|
// }
|
|
|
|
//Workbook workbook = null;
|
|
//Worksheet sheet = null;
|
|
//var excel = new Application();
|
|
//var miss = Missing.Value;
|
|
//try
|
|
//{
|
|
// if (File.Exists(fileName))
|
|
// {
|
|
// workbook = excel.Workbooks.Open(fileName, 0, false, 5, "", "", false, XlPlatform.xlWindows, "", true,
|
|
// false, 0, true, false, false);
|
|
// var sheets = workbook.Sheets;
|
|
// var existSheetName = string.Empty;
|
|
// for (var i = 1; i <= sheets.Count; i++)
|
|
// {
|
|
// if (sheets[i].Name != dt.TableName) continue;
|
|
// sheets[i].Name += "(副本)";
|
|
// existSheetName = sheets[i].Name;
|
|
// }
|
|
// sheet = (Worksheet)sheets.Add(sheets[1], miss, miss, miss);
|
|
|
|
// SetWorkSheetValue(excel, sheet, dt, fileName);
|
|
|
|
// workbook.Save();
|
|
// if (!string.IsNullOrEmpty(existSheetName))
|
|
// sheets[existSheetName].Delete();
|
|
// }
|
|
// else
|
|
// {
|
|
// workbook = excel.Workbooks.Add(true);
|
|
// sheet = (Worksheet)workbook.ActiveSheet;
|
|
// SetWorkSheetValue(excel, sheet, dt, fileName);
|
|
// // workbook.SaveAs(fileName, XlFileFormat.xlOpenDocumentSpreadsheet, miss, miss, miss, miss,
|
|
// // XlSaveAsAccessMode.xlExclusive, miss, miss, miss, miss, miss);
|
|
// workbook.SaveAs(fileName, miss, miss, miss, miss, miss,
|
|
// XlSaveAsAccessMode.xlNoChange, miss, miss, miss, miss, miss);
|
|
// }
|
|
//}
|
|
//catch (Exception ex)
|
|
//{
|
|
// MessageBox.Show(ex.ToString());
|
|
//}
|
|
//finally
|
|
//{
|
|
// workbook.Close(true, Missing.Value, Missing.Value);
|
|
// excel.Quit();
|
|
// Kill(excel); //调用kill当前excel进程
|
|
// ReleaseObject(workbook);
|
|
// ReleaseObject(sheet);
|
|
// ReleaseObject(excel);
|
|
//}
|
|
}
|
|
|
|
// private void WriteExcelByDataSet(DataSet dsExcel, string fileName)
|
|
// {
|
|
// //_writeSheetName = new List<string>();
|
|
// foreach (DataTable dtExcel in dsExcel.Tables)
|
|
// {
|
|
// if (dtExcel == null || dtExcel.TableName == null || dtExcel.TableName == "") continue;
|
|
// ListHelper.RemoveEmptyRow(dtExcel);
|
|
// //_dtExcel = dt;
|
|
// WriteExcelByDataTable(dtExcel, fileName);
|
|
// }
|
|
// }
|
|
|
|
private static void WriteExcel_Completed(object sender, BackgroundWorkerEventArgs e)
|
|
{
|
|
Process.Start(SaveFileDialog.FileName);
|
|
// MessageBox.Show("导出完成");
|
|
// MessageBox.Show(e.BackGroundException == null
|
|
// ? Path.GetFileName(_filePath) + "文件写入成功！"
|
|
// : Path.GetFileName(_filePath) + "文件写入失败,请联系管理员！");
|
|
}
|
|
}
|
|
}
|