我有一个 Excel 加载项,我想执行以下操作:
- 检查工作簿是否有任何宏。
- 提示用户是否要启用宏。
- 如果是,为用户启用宏。
有什么方法可以在 C# 中启用宏吗?
最佳答案
This article对你很有帮助。
根据这篇文章,我将其实现为 WinForm 应用程序,因此我使用 MessageBox
提示用户是否要启用宏。
在执行此操作之前,您必须在“xlsm”工作簿中的[文件]->[选项]->[信任中心]中选中“信任对 VBA 项目对象模型的访问”。
using VBA = Microsoft.Vbe.Interop;
using Excel = Microsoft.Office.Interop.Excel;
private void ReadExcel()
{
string filePath = @"C:\temp\Macro.xlsm";
Microsoft.Office.Interop.Excel.Application appExcel = null;
Microsoft.Office.Interop.Excel.Workbooks workbooks = null;
Microsoft.Office.Interop.Excel.Workbook workbook = null;
object oMiss = System.Reflection.Missing.Value;
appExcel = new Microsoft.Office.Interop.Excel.Application();
appExcel.DisplayAlerts = true;
appExcel.AutomationSecurity = Microsoft.Office.Core.MsoAutomationSecurity.msoAutomationSecurityByUI;
// Make the excel visible
appExcel.Visible = true;
workbooks = appExcel.Workbooks;
workbook = workbooks.Open(filePath, oMiss,
oMiss, oMiss,
oMiss, oMiss,
oMiss, oMiss,
oMiss, oMiss,
oMiss, oMiss,
oMiss, oMiss,
oMiss);
if (workbook.HasVBProject) // Has macros
{
try
{
// Show "Microsoft Excel Security Notice" prompt
var project = workbook.VBProject;
}
catch (System.Runtime.InteropServices.COMException comex)
{
// Macro is enabled.
}
}
workbook.Close(true, oMiss, oMiss);
System.Runtime.InteropServices.Marshal.ReleaseComObject(workbook);
workbook = null;
System.Runtime.InteropServices.Marshal.ReleaseComObject(workbooks);
workbooks = null;
appExcel.Quit();
System.Runtime.InteropServices.Marshal.ReleaseComObject(appExcel);
appExcel = null;
}
关于c# - 在 C# 中以编程方式启用 Excel 宏,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/33138613/