207 строки
8.3 KiB
C#
207 строки
8.3 KiB
C#
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#region Copyright Syncfusion Inc. 2001-2024.
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// Copyright Syncfusion Inc. 2001-2024. All rights reserved.
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// Use of this code is subject to the terms of our license.
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// A copy of the current license can be obtained at any time by e-mailing
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// licensing@syncfusion.com. Any infringement will be prosecuted under
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// applicable laws.
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#endregion
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using System;
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using System.Diagnostics;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Windows;
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using System.Windows.Controls;
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using System.Windows.Data;
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using System.Windows.Documents;
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using System.Windows.Input;
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using System.Windows.Media;
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using System.Windows.Media.Imaging;
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using System.Windows.Navigation;
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using System.Windows.Shapes;
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using Syncfusion.XlsIO;
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using Syncfusion.Windows.Shared;
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using syncfusion.demoscommon.wpf;
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namespace syncfusion.xlsiodemos.wpf
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{
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/// <summary>
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/// Interaction logic for WorksheetProtection.xaml
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/// </summary>
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public partial class WorksheetProtection : DemoControl
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{
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# region Constructor
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/// <summary>
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/// WorksheetProtection constructor
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/// </summary>
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public WorksheetProtection()
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{
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InitializeComponent();
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}
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# endregion
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#region Dispose
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protected override void Dispose(bool disposing)
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{
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//Release all resources
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base.Dispose(disposing);
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}
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#endregion
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# region Events
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/// <summary>
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/// Lock worksheet
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/// </summary>
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/// <param name="sender"></param>
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/// <param name="e"></param>
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private void btnLock_Click(object sender, RoutedEventArgs e)
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{
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//New instance of XlsIO is created.[Equivalent to launching MS Excel with no workbooks open].
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//The instantiation process consists of two steps.
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//Step 1 : Instantiate the spreadsheet creation engine.
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ExcelEngine excelEngine = new ExcelEngine();
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//Step 2 : Instantiate the excel application object.
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IApplication application = excelEngine.Excel;
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// Opening the Existing Worksheet from a Workbook
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IWorkbook workbook = application.Workbooks.Create(1);
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//The first worksheet object in the worksheets collection is accessed.
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IWorksheet sheet = workbook.Worksheets[0];
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sheet.Range["C5"].Text = "Worksheet protected with password 'syncfusion'";
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sheet.Range["C6"].Text = "You can't edit any cells other than A1 and A2";
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sheet.Range["C5"].CellStyle.Font.Bold = true;
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sheet.Range["C5"].CellStyle.Font.Size = 12;
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sheet.Range["C6"].CellStyle.Font.Bold = true;
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sheet.Range["C6"].CellStyle.Font.Size = 12;
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sheet.Range["C8"].Text = "For Excel 2003: Click 'Tools->Protection' to Unprotect the sheet.";
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sheet.Range["C8"].CellStyle.Font.Bold = true;
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sheet.Range["C8"].CellStyle.Font.Size = 12;
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sheet.Range["C10"].Text = "For Excel 2007 and above: Click 'Review Tab->Unprotect Sheet' to Unprotect the sheet.";
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sheet.Range["C10"].CellStyle.Font.Bold = true;
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sheet.Range["C10"].CellStyle.Font.Size = 12;
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sheet.Range["A1:A2"].Text = "You can edit this cell";
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sheet.Range["A1:A2"].CellStyle.Font.Bold = true;
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//Protecting Worksheet using Password
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sheet.Protect("syncfusion");
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//Unlocking the cells which are needed to be edited
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sheet.Range["A1"].CellStyle.Locked = false;
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sheet.Range["A2"].CellStyle.Locked = false;
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try
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{
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//Saving the workbook to disk.
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string fileName = "LockedWorksheet";
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if (rdbtnXLS.IsChecked.Value)
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fileName = fileName + ".xls";
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else
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fileName = fileName + ".xlsx";
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workbook.SaveAs(fileName);
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//Close the workbook.
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workbook.Close();
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//No exception will be thrown if there are unsaved workbooks.
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excelEngine.ThrowNotSavedOnDestroy = false;
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excelEngine.Dispose();
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//Message box confirmation to view the created spreadsheet.
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if (MessageBox.Show("Do you want to view the workbook?", "Workbook has been created",
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MessageBoxButton.YesNo, MessageBoxImage.Information) == MessageBoxResult.Yes)
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{
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//Launching the Excel file using the default Application.[MS Excel Or Free ExcelViewer]
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System.Diagnostics.Process process = new System.Diagnostics.Process();
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process.StartInfo = new System.Diagnostics.ProcessStartInfo(fileName)
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{
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UseShellExecute = true
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};
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process.Start();
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}
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}
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catch
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{
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MessageBox.Show("Sorry, Excel can't open two workbooks with the same name at the same time.\nPlease close the workbook and try again.", "File is already open", MessageBoxButton.OK);
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}
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}
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/// <summary>
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/// Unlock worksheet
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/// </summary>
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/// <param name="sender"></param>
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/// <param name="e"></param>
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private void btnUnlock_Click(object sender, RoutedEventArgs e)
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{
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//New instance of XlsIO is created.[Equivalent to launching MS Excel with no workbooks open].
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//The instantiation process consists of two steps.
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//Step 1 : Instantiate the spreadsheet creation engine.
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ExcelEngine excelEngine = new ExcelEngine();
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//Step 2 : Instantiate the excel application object.
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IApplication application = excelEngine.Excel;
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try
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{
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// Opening a Existing(Protected) Worksheet from a Workbook
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IWorkbook workbook = application.Workbooks.Open(@"Assets\XlsIO\LockedWorksheet.xls");
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//The first worksheet object in the worksheets collection is accessed.
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IWorksheet sheet = workbook.Worksheets[0];
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//Unprotecting( unlocking) Worksheet using the Password
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sheet.Unprotect("syncfusion");
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sheet.Range["C5"].Text = "For Excel 2003: Click 'Tools->Protection' to view the Protection settings.";
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sheet.Range["C6"].Text = "You can edit any cell";
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sheet.Range["A1:A2"].Text = " ";
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sheet.Range["C5"].CellStyle.Font.Bold = true;
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sheet.Range["C5"].CellStyle.Font.Size = 12;
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sheet.Range["C8"].Text = "For Excel 2007 and above: Click 'Review Tab->Protect Sheet' to view the Protection settings.";
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sheet.Range["C8"].CellStyle.Font.Bold = true;
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sheet.Range["C8"].CellStyle.Font.Size = 12;
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//Saving the workbook to disk.
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string fileName = "UnlockedWorksheet";
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if (rdbtnXLS.IsChecked.Value)
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fileName = fileName + ".xls";
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else
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fileName = fileName + ".xlsx";
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workbook.SaveAs(fileName);
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//Close the workbook.
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workbook.Close();
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//No exception will be thrown if there are unsaved workbooks.
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excelEngine.ThrowNotSavedOnDestroy = false;
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excelEngine.Dispose();
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//Message box confirmation to view the created spreadsheet.
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if (MessageBox.Show("Do you want to view the workbook?", "Workbook has been created",
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MessageBoxButton.YesNo, MessageBoxImage.Information) == MessageBoxResult.Yes)
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{
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//Launching the Excel file using the default Application.[MS Excel Or Free ExcelViewer]
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System.Diagnostics.Process process = new System.Diagnostics.Process();
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process.StartInfo = new System.Diagnostics.ProcessStartInfo(fileName)
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{
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UseShellExecute = true
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};
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process.Start();
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}
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}
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catch
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{
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MessageBox.Show("Sorry, Excel can't open two workbooks with the same name at the same time.\nPlease close the workbook and try again.", "File is already open", MessageBoxButton.OK);
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}
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}
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# endregion
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}
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}
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