using System;
using System.Collections.Generic;
using System.Text;
using Excel = Microsoft.Office.Interop.Excel;
using Microsoft.Office.Core;
using System.IO;
namespace CSVTool
{
public class ExcelMacroHelper
{
///
/// 执行Excel中的宏
///
/// Excel文件路径
/// 宏名称
/// 宏参数组
/// 宏返回值
/// 执行时是否显示Excel
public void RunExcelMacro(
string excelFilePath,
string macroName,
object[] parameters,
out object rtnValue,
bool isShowExcel
)
{
// Excel对象
Excel.ApplicationClass oExcel = null;
// Workbooks对象
Excel.Workbooks oBooks = null;
// 创建Workbook对象
Excel._Workbook oBook = null;
try
{
#region 检查入参
// 检查文件是否存在
if (!File.Exists(excelFilePath))
{
throw new System.Exception(excelFilePath + " 文件不存在");
}
// 检查是否输入宏名称
if (string.IsNullOrEmpty(macroName))
{
throw new System.Exception("请输入宏的名称");
}
#endregion
#region 调用宏处理
// 准备打开Excel文件时的缺省参数对象
object oMissing = System.Reflection.Missing.Value;
// 根据参数组是否为空,准备参数组对象
object[] paraObjects;
if (parameters == null)
{
paraObjects = new object[] { macroName };
}
else
{
// 宏参数组长度
int paraLength = parameters.Length;
paraObjects = new object[paraLength + 1];
paraObjects[0] = macroName;
for (int i = 0; i )
{
paraObjects[i + 1] = parameters[i];
}
}
// 创建Excel对象示例
oExcel = new Excel.ApplicationClass();
// 判断是否要求执行时Excel可见
if (isShowExcel)
{
// 使创建的对象可见
oExcel.Visible = true;
}
// 创建Workbooks对象
oBooks = oExcel.Workbooks;
// 打开指定的Excel文件
oBook = oBooks.Open(
excelFilePath,
oMissing,
oMissing,
oMissing,
oMissing,
oMissing,
oMissing,
oMissing,
oMissing,
oMissing,
oMissing,
oMissing,
oMissing,
oMissing,
oMissing
);
// 执行Excel中的宏
rtnValue = this.RunMacro(oExcel, paraObjects);
// 保存更改
oBook.Save();
// 退出Workbook
oBook.Close(false, oMissing, oMissing);
#endregion
}
catch (Exception ex)
{
throw ex;
}
finally
{
#region 释放对象
// 释放Workbook对象
System.Runtime.InteropServices.Marshal.ReleaseComObject(oBook);
oBook = null;
// 释放Workbooks对象
System.Runtime.InteropServices.Marshal.ReleaseComObject(oBooks);
oBooks = null;
// 关闭Excel
oExcel.Quit();
// 释放Excel对象
System.Runtime.InteropServices.Marshal.ReleaseComObject(oExcel);
oExcel = null;
// 调用垃圾回收
GC.Collect();
#endregion
}
}
///
/// 执行宏
///
/// Excel对象
/// 参数(第一个参数为指定宏名称,后面为指定宏的参数值)
/// 宏返回值
private object RunMacro(object oApp, object[] oRunArgs)
{
try
{
// 声明一个返回对象
object objRtn;
// 反射方式执行宏
objRtn = oApp.GetType().InvokeMember(
"Run",
System.Reflection.BindingFlags.Default |
System.Reflection.BindingFlags.InvokeMethod,
null,
oApp,
oRunArgs
);
// 返回值
return objRtn;
}
catch (Exception ex)
{
// 如果有底层异常,抛出底层异常
if (ex.InnerException.Message.ToString().Length > 0)
{
throw ex.InnerException;
}
else
{
throw ex;
}
}
}
}
}
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
namespace CSVTool
{
class Test
{
static void Main(string[] args)
{
try
{
// 返回对象
object objRtn = new object();
// 获得一个ExcelMacroHelper对象
ExcelMacroHelper excelMacroHelper = new ExcelMacroHelper();
// 执行指定Excel中的宏,执行时显示Excel
//excelMacroHelper.RunExcelMacro(
// @"D:\CSV1.xls",
// "getTime",
// new Object[] { "现在时刻" },
// out objRtn,
// false
// );
// 执行指定Excel中的宏,执行时不显示Excel
excelMacroHelper.RunExcelMacro(
@"D:\CSV.xls",
"getTime2",
new Object[] { "现在时刻" },
out objRtn,
false
);
// 执行指定Excel中的宏,执行时显示Excel,有返回值
//excelMacroHelper.RunExcelMacro(
// @"E:\csharp_study\DoVBAMacro\test.xls",
// "getTime3",
// new Object[] { "现在时刻" },
// out objRtn,
// true
// );
//Console.WriteLine((string)objRtn);
}
catch(System.Exception ex)
{
Console.WriteLine(ex.Message);
}
}
}
}