word的鎖定與解鎖

 1 using System;
 2 using System.Collections.Generic;
 3 using System.Linq;
 4 using System.Text;
 5 using System.Net.Mime;
 6 using System.ComponentModel;
 7 using System.IO;
 8 using Microsoft.Office.Interop.Word;
 9 using MSWord = Microsoft.Office.Interop.Word;
10 using Microsoft.Office.Tools.Word;
11 //using Word = Microsoft.Office.Interop.Word;
12 
13 
14 namespace ConsoleApplication4
15 {
16     class Program
17     {
18         static void Main(string[] args)
19         {
20             string fileName = "D:\\測試.doc";
21             string passWord = "112233";
22             Protect(passWord, fileName);
23             Unprotected(passWord, fileName);
24         }
25 
26         public static void Protect(string passWord,string FileName)
27         {
28             MSWord.Application WordApp;
29             MSWord.Document WordDoc;
30             try{
31                 object missing = Type.Missing;
32                 WordApp = new MSWord.ApplicationClass();
33                 object fileName = FileName ;
34                 object readOnly = false;
35                 object isVisible = true;
36                 object objFalse = false;
37                 WordApp.CommandBars["Control Toolbox"].Enabled = false;
38                 //打開文檔
39                 WordDoc = WordApp.Documents.Open(ref fileName ,
40                     ref missing,ref readOnly ,ref missing ,ref missing ,ref missing,
41                     ref missing ,ref missing ,ref missing ,ref missing ,ref missing,
42                     ref missing ,ref missing , ref isVisible ,ref missing ,ref missing );
43                 object objProtectPWD = passWord ;
44                 object NoSet = null;
45                 WordDoc .Protect2002(WdProtectionType.wdAllowOnlyFormFields,ref NoSet,ref objProtectPWD);
46                 WordDoc .Save();
47                 WordDoc .Close(ref missing,ref missing,ref missing);
48                 WordApp.Quit(ref missing, ref missing, ref missing);
49             }
50             catch(Exception ex)
51             {
52             }
53         }
54 
55         public static void Unprotected(string passWord, string FileName)
56         {
57             MSWord.Application WordApp;
58             MSWord.Document WordDoc;
59             WordApp = new MSWord.ApplicationClass();
60             WordApp.CommandBars["Control Toolbox"].Enabled = true ;
61             object PassWord = passWord;
62             object fileName = FileName;
63             object missing = Type.Missing;
64             object readOnly = false;
65             object isVisible = true;
66             object objFalse = false;
67             WordDoc = WordApp.Documents.Open(ref fileName,
68                     ref missing, ref readOnly, ref missing, ref missing, ref missing,
69                     ref missing, ref missing, ref missing, ref missing, ref missing,
70                     ref missing, ref missing, ref isVisible, ref missing, ref missing);
71             WordDoc.Activate();
72             //檢查是否有密碼
73             if (WordDoc.HasPassword)
74             {
75                 WordDoc.Password = null;
76             }
77             //檢查是否爲Word文檔設置保護功能，沒有設置保護功能則直接解除密碼保護
78             if (WordDoc.ProtectionType != WdProtectionType.wdNoProtection)
79             {
80                 WordDoc.Unprotect(ref PassWord);
81             }
82 
83             WordDoc.Save();
84             WordDoc.Close(ref missing, ref missing, ref missing);
85             WordApp.Quit(ref missing, ref missing, ref missing);
86          }
87        
88     }
89 }