C#控制Word，Excel修改（复制、更改内容）、打印、保存权限

using Word = Microsoft.Office.Interop.Word;
using Excel = Microsoft.Office.Interop.Excel;
public void controlOffice()
{
//***************************Word***************************
//Word 应用程序
Word.Application oWord = new Word.Application();
//在关闭时
oWord.Application.DocumentBeforeClose += Application_DocumentBeforeClose;
//保存时
oWord.Application.DocumentBeforeSave += Application_DocumentBeforeSave;
//打印时
oWord.Application.DocumentBeforePrint += Application_DocumentBeforePrint;
//***************************Excel***************************
Excel.Application excelApp = new Excel.Application();//Excel应用程序
//关闭时
excelApp.Application.WorkbookBeforeClose += Application_WorkbookBeforeClose;
//打印时
excelApp.Application.WorkbookBeforePrint += Application_WorkbookBeforePrint;
//保存前
excelApp.Application.WorkbookBeforeSave += Application_WorkbookBeforeSave;
//保存后
excelApp.Application.WorkbookAfterSave += Application_WorkbookAfterSave;
}
//禁止关闭
void Application_DocumentBeforeClose(Document Doc, ref bool Cancel)
{

Cancel=true;

}
//.....其它事件同上