Proteger y Desproteger Hojas de Cálculo
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VSTO
//Instantiate the Application object.
Excel.Application excelApp = Application;
//Excel.Application excelApp = Application;
//Specify the template excel file path.
string myPath = "Protect and unProtect Worksheets.xlsx";
//Open the excel file.
excelApp.Workbooks.Open(myPath, Missing.Value, Missing.Value,
Missing.Value, Missing.Value,
Missing.Value, Missing.Value,
Missing.Value, Missing.Value,
Missing.Value, Missing.Value,
Missing.Value, Missing.Value,
Missing.Value, Missing.Value);
//Protect the worksheet specifying a password with Structure and Windows attributes.
((Excel.Worksheet)excelApp.ActiveSheet).Protect("thispassword",
missing, missing, missing, missing, missing, missing, missing, missing,
missing, missing, missing, missing, true, missing, missing);
//Unprotect the worksheet specifying its password.
((Excel.Worksheet)excelApp.ActiveSheet).Unprotect("thispassword");
//Save the file.
excelApp.ActiveWorkbook.Save();
//Quit the Application.
excelApp.Quit();
Aspose.Cells
//Specify the template excel file path.
string myPath = "Protect and unProtect Worksheets.xlsx";
//Instantiate a new Workbook.
//Open the excel file.
Workbook workbook = new Workbook(myPath);
//Protect the worksheet specifying a password with Structure and Windows attributes.
workbook.Worksheets[workbook.Worksheets.ActiveSheetIndex].Protect(ProtectionType.All, "thispassword", "");
//Unprotect the worksheet specifying its password.
workbook.Worksheets[workbook.Worksheets.ActiveSheetIndex].Unprotect("thispassword");
//Save As the excel file.
workbook.Save(myPath);