c++实现复制指定文件夹下视频文件

1. #include <windows.h>
   
2. #include <string.h>
   
3. #include <string>
   
4. #include <iostream>
   
5. #include <vector>
   
6. using namespace std;
   
7. 
   
8. #define LEN 1024
   
9. // 深度优先递归遍历目录中所有的文件
   
10. BOOL  DirectoryList(LPCSTR Path,char *ch)
    
11. {
    
12.   WIN32_FIND_DATA FindData;
    
13.   HANDLE hError;
    
14.   int FileCount = 0;
    
15.   char FilePathName[LEN];
    
16.   // 构造路径
    
17.   char FullPathName[LEN];
    
18.   strcpy(FilePathName, Path);
    
19.   strcat(FilePathName, "\\*.*");
    
20.   hError = FindFirstFile(FilePathName, &FindData);
    
21.   if (hError == INVALID_HANDLE_VALUE)
    
22.   {
    
23.     cout<<"搜索失败!"<<endl;
    
24.     return 0;
    
25.   }
    
26.   while(::FindNextFile(hError, &FindData))
    
27.   {
    
28.     // 过虑.和..
    
29.     if (strcmp(FindData.cFileName, ".") == 0
    
30.      || strcmp(FindData.cFileName, "..") == 0 )
    
31.     {
    
32.     continue;
    
33.     }
    
34.    
    
35.     // 构造完整路径
    
36.    wsprintf(FullPathName, "%s\\%s", Path,FindData.cFileName);
    
37.   FileCount++;
    
38.    // 输出本级的文件
    
39.    cout<<FileCount<<" "<<FullPathName<<endl;
    
40.    string fullpath=FullPathName;
    
41.    string extension;
    
42.    unsigned int loc=fullpath.rfind(".");
    
43.    if(loc!=string::npos)
    
44.    extension=fullpath.substr(loc,fullpath.length()-loc);
    
45.    //文件扩展名，可根据需要自行添加
    
46.    vector<string>extName;
    
47.    {
    
48.    extName.push_back(".avi");
    
49.    extName.push_back(".AVI");
    
50.    extName.push_back(".RMVB");
    
51.    extName.push_back(".rmvb");
    
52.    extName.push_back(".rm");
    
53.    extName.push_back(".RM");
    
54.    extName.push_back(".wmv");
    
55.    extName.push_back(".WMV");
    
56.    extName.push_back(".MP4");
    
57.    extName.push_back(".mp4");
    
58.    extName.push_back(".mov");
    
59.    extName.push_back(".MOV");
    
60.    extName.push_back(".3gp");
    
61.    extName.push_back(".3GP");
    
62.    extName.push_back(".MKV");
    
63.    extName.push_back(".mkv");
    
64.    extName.push_back(".flv");
    
65.    extName.push_back(".FLV");
    
66.    }
    
67.    for(unsigned int i=0;i<extName.size();i++)
    
68.    {
    
69.     if(extension==extName[i])
    
70.     {
    
71.      char *cpy=new char[100];
    
72.      strcpy(cpy,"copy ");
    
73.      strcat(FullPathName," ");
    
74.      strcat(cpy,FullPathName);
    
75.      strcat(cpy,ch);
    
76.      system(cpy);
    
77.     }
    
78.    }
    
79. 
    
80.     if (FindData.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY)
    
81.     {
    
82.      cout<<"<Dir>";
    
83.      DirectoryList(FullPathName,ch);
    
84.     }
    
85. 
    
86.   }
    
87.   return 0;
    
88. }
    
89. 
    
90. //检查指定目录是否存在
    
91. bool  CheckFolderExist(const string &strPath)
    
92. {
    
93.     WIN32_FIND_DATA  wfd;
    
94.     bool rValue = false;
    
95.     HANDLE hFind = FindFirstFile(strPath.c_str(), &wfd);
    
96.     if ((hFind != INVALID_HANDLE_VALUE) && (wfd.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY))
    
97.     {
    
98.         rValue = true;  
    
99.     }
    
100.     FindClose(hFind);
     
101.     return rValue;
     
102. }
     
103. 
     
104. int main()
     
105. {
     
106.   cout<<"请输入要搜索的文件夹路径：";
     
107.   char *path=new char[100];
     
108.   cin>>path;
     
109.   cout<<"请输入要复制到的文件夹路径：";
     
110.   char *dir=new char[100];
     
111.   cin>>dir;
     
112.   string folder=dir;
     
113. //检查指定目录是否存在
     
114.     if (!CheckFolderExist(folder))
     
115.     {
     
116.   char *mdfolder=new char[50];
     
117.   strcpy(mdfolder,"md ");
     
118.   strcat(mdfolder,dir);
     
119.         cout<<"指定目录不存在..."<<endl;
     
120.   cout<<"是否创建该目录？(Y/N)"<<endl;
     
121.   string choice;
     
122.   cin>>choice;
     
123.   if(choice=="N"||choice=="n")
     
124.   {
     
125.    cout<<"程序即将退出..."<<endl;
     
126.    system("pause");
     
127.    exit(0);
     
128.   }
     
129.   else
     
130.   {
     
131.    system(mdfolder);
     
132.    DirectoryList(path,dir);
     
133.   }
     
134.   
     
135.     }
     
136. else
     
137.   DirectoryList(path,dir);
     
138.   cout<<endl;
     
139.   system("pause");
     
140.   return 0;
     
141. }
     

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