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source: stable/HeuristicLab.ExtLibs/HeuristicLab.EPPlus/4.0.3/EPPlus-4.0.3/ExcelProtection.cs @ 16204

Last change on this file since 16204 was 12074, checked in by sraggl, 10 years ago

#2341: Added EPPlus-4.0.3 to ExtLibs

File size: 4.3 KB
Line 
1/*******************************************************************************
2 * You may amend and distribute as you like, but don't remove this header!
3 *
4 * EPPlus provides server-side generation of Excel 2007/2010 spreadsheets.
5 * See http://www.codeplex.com/EPPlus for details.
6 *
7 * Copyright (C) 2011  Jan Källman
8 *
9 * This library is free software; you can redistribute it and/or
10 * modify it under the terms of the GNU Lesser General Public
11 * License as published by the Free Software Foundation; either
12 * version 2.1 of the License, or (at your option) any later version.
13
14 * This library is distributed in the hope that it will be useful,
15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. 
17 * See the GNU Lesser General Public License for more details.
18 *
19 * The GNU Lesser General Public License can be viewed at http://www.opensource.org/licenses/lgpl-license.php
20 * If you unfamiliar with this license or have questions about it, here is an http://www.gnu.org/licenses/gpl-faq.html
21 *
22 * All code and executables are provided "as is" with no warranty either express or implied.
23 * The author accepts no liability for any damage or loss of business that this product may cause.
24 *
25 * Code change notes:
26 *
27 * Author             Change            Date
28 * ******************************************************************************
29 * Jan Källman        Added   10-AUG-2010
30 * Jan Källman        License changed GPL-->LGPL 2011-12-27
31 *******************************************************************************/
32using System;
33using System.Collections.Generic;
34using System.Text;
35using System.Xml;
36using OfficeOpenXml.Utils;
37using OfficeOpenXml.Encryption;
38namespace OfficeOpenXml
39{
40    /// <summary>
41    /// Sets protection on the workbook level
42    ///<seealso cref="ExcelEncryption"/>
43    ///<seealso cref="ExcelSheetProtection"/>
44    /// </summary>
45    public class ExcelProtection : XmlHelper
46    {
47        internal ExcelProtection(XmlNamespaceManager ns, XmlNode topNode, ExcelWorkbook wb) :
48            base(ns, topNode)
49        {
50            SchemaNodeOrder = wb.SchemaNodeOrder;
51        }
52        const string workbookPasswordPath = "d:workbookProtection/@workbookPassword";
53        /// <summary>
54        /// Sets a password for the workbook. This does not encrypt the workbook.
55        /// </summary>
56        /// <param name="Password">The password. </param>
57        public void SetPassword(string Password)
58        {
59            if(string.IsNullOrEmpty(Password))
60            {
61                DeleteNode(workbookPasswordPath);
62            }
63            else
64            {
65                SetXmlNodeString(workbookPasswordPath, ((int)EncryptedPackageHandler.CalculatePasswordHash(Password)).ToString("x"));
66            }
67        }
68        const string lockStructurePath = "d:workbookProtection/@lockStructure";
69        /// <summary>
70        /// Locks the structure,which prevents users from adding or deleting worksheets or from displaying hidden worksheets.
71        /// </summary>
72        public bool LockStructure
73        {
74            get
75            {
76                return GetXmlNodeBool(lockStructurePath, false);
77            }
78            set
79            {
80                SetXmlNodeBool(lockStructurePath, value,  false);
81            }
82        }
83        const string lockWindowsPath = "d:workbookProtection/@lockWindows";
84        /// <summary>
85        /// Locks the position of the workbook window.
86        /// </summary>
87        public bool LockWindows
88        {
89            get
90            {
91                return GetXmlNodeBool(lockWindowsPath, false);
92            }
93            set
94            {
95                SetXmlNodeBool(lockWindowsPath, value, false);
96            }
97        }
98        const string lockRevisionPath = "d:workbookProtection/@lockRevision";
99
100        /// <summary>
101        /// Lock the workbook for revision
102        /// </summary>
103        public bool LockRevision
104        {
105            get
106            {
107                return GetXmlNodeBool(lockRevisionPath, false);
108            }
109            set
110            {
111                SetXmlNodeBool(lockRevisionPath, value, false);
112            }
113        }
114    }
115}
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