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    计算机课程设计报告.doc

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    计算机课程设计报告.doc

    计算机程序设计实践课程设计报告班 级 _计算机0801班 _学 号 _080405008 _姓 名 _秦勇旭 指导教师 _刘嘉敏 _ 2010 年 6月 8日1课题要求及目标基本要求1,实现计算机的各个驱动器中的文件的分类,类别有:文档文件(doc),文本文档(txt),位图文档(bmp,jpg),音频文件(MP3);2,现实每类文件的属性,即文件名(Filename),存放位置(Address),文件大小(Filesize)和创建时间(Createtime);3,实现文件的重命名(rename),拷贝(copy),删除(delete)和移动(move)操作;4,实现浏览文本文件,现实位图文件和试听音频文件。开发目标(已完成)1,实现计算机的各个驱动器中的文件的分类,类别有:文档文件(doc),文本文档(txt),位图文档(bmp,jpg),音频文件(MP3);2,现实每类文件的属性,即文件名(Filename),存放位置(Address),文件大小(Filesize)和创建时间(Createtime);3,实现文件的重命名(rename),拷贝(copy),删除(delete)和移动(move)操作;4,实现浏览文本文件,现实位图文件和试听音频文件。2用例分析用例模型用例描述:用户对系统文件进行分盘分类查找,实现文件分类查找后的打开播放功能用例1名称用户对程序的应用用例标识号1事件说明:(包括基本、其他、异常事件处理过程)简述: 该用例允许用户对系统文件的分类查找与使用参与者:用户;基本事件:程序运行后,用户是用左视图的TREE试图进行事件的触发,单击某一类型的文件,将在右侧的LIST视图中显示该盘下该文件类型的所有文件用户可以对文件进行处理. 异常处理:关闭。3系统结构设计与实现类图:类名CExplorerDlg, CexplorerApp类的作用实现文件的分类分盘查找,对界面进行初始化类定义:class CExplorerDlg : public CDialog/ Constructionpublic:CExplorerDlg(CWnd* pParent = NULL);/ standard constructor void InitTree();char * substr(const char *s,int sublength, int length);void FindFileDoc(char* rootDir);void FindFileTxt(char* rootDir);void FindFileMp3(char* rootDir);void FindFilePic(char* rootDir);/ Dialog Data/AFX_DATA(CExplorerDlg)enum IDD = IDD_EXPLORER_DIALOG ;CListCtrlm_list;CTreeCtrlm_tree;/AFX_DATA/ ClassWizard generated virtual function overrides/AFX_VIRTUAL(CExplorerDlg)protected:virtual void DoDataExchange(CDataExchange* pDX);/ DDX/DDV support/AFX_VIRTUAL/ Implementationprotected:HICON m_hIcon;/ Generated message map functions/AFX_MSG(CExplorerDlg)virtual BOOL OnInitDialog();afx_msg void OnSysCommand(UINT nID, LPARAM lParam);afx_msg void OnPaint();afx_msg HCURSOR OnQueryDragIcon();afx_msg void OnClickTree1(NMHDR* pNMHDR, LRESULT* pResult);afx_msg void OnSelchangedTree1(NMHDR* pNMHDR, LRESULT* pResult);afx_msg void OnDblclkList1(NMHDR* pNMHDR, LRESULT* pResult);/AFX_MSGDECLARE_MESSAGE_MAP();类的实现代码(本人实现的部分的代码):void CExplorerDlg:InitTree()HTREEITEM h_Firstroot; HTREEITEM h_Secondroot4; h_Firstroot=m_tree.InsertItem("本地计算机",0,1);CString strsecond4,strthird;h_Secondroot0=m_tree.InsertItem("C",0,1,h_Firstroot);h_Secondroot1=m_tree.InsertItem("D",0,2,h_Firstroot);h_Secondroot2=m_tree.InsertItem("E",0,3,h_Firstroot);for(int i=0;i<4;i+) m_tree.InsertItem("文档文件",0,1,h_Secondrooti);m_tree.InsertItem("文本文件",0,2,h_Secondrooti);m_tree.InsertItem("音频文件",0,3,h_Secondrooti);m_tree.InsertItem("位图文件",0,4,h_Secondrooti);树控件添加节点 BOOL CExplorerDlg:OnInitDialog()CDialog:OnInitDialog();/ Add "About." menu item to system menu./ IDM_ABOUTBOX must be in the system command range.ASSERT(IDM_ABOUTBOX & 0xFFF0) = IDM_ABOUTBOX);ASSERT(IDM_ABOUTBOX < 0xF000);CMenu* pSysMenu = GetSystemMenu(FALSE);if (pSysMenu != NULL)CString strAboutMenu;strAboutMenu.LoadString(IDS_ABOUTBOX);if (!strAboutMenu.IsEmpty()pSysMenu->AppendMenu(MF_SEPARATOR);pSysMenu->AppendMenu(MF_STRING, IDM_ABOUTBOX, strAboutMenu);/ Set the icon for this dialog. The framework does this automatically/ when the application's main window is not a dialogSetIcon(m_hIcon, TRUE);/ Set big iconSetIcon(m_hIcon, FALSE);/ Set small icon/ TODO: Add extra initialization herem_list.SetExtendedStyle(LVS_EX_FLATSB|LVS_EX_FULLROWSELECT|LVS_EX_HEADERDRAGDROP|LVS_EX_ONECLICKACTIVATE|LVS_EX_GRIDLINES);m_list.InsertColumn(0,"FileName",LVCFMT_LEFT,120,0);m_list.InsertColumn(1,"Address",LVCFMT_LEFT,120,2);m_list.InsertColumn(2,"FileSize",LVCFMT_LEFT,120,3);m_list.InsertColumn(3,"Createtime",LVCFMT_LEFT,120,4);初始化LIST控件,添加文件属性InitTree();return TRUE; / return TRUE unless you set the focus to a control4系统行为设计与实现 (与本人相关内容)界面导航关系界面中主要消息响应函数的实现(本人实现的部分的函数)函数名FindFileDoc FindFileMp3FindFilePic FindFileTxt函数参数char *rootDir函数返回类型Void函数实现代码:void CExplorerDlg:FindFileDoc(char *rootDir)char fnameMAX_PATH; ZeroMemory(fname, MAX_PATH); WIN32_FIND_DATA fd; ZeroMemory(&fd, sizeof(WIN32_FIND_DATA); HANDLE hSearch; char filePathName256; char tmpPath256; ZeroMemory(filePathName, 256); ZeroMemory(tmpPath, 256); strcpy(filePathName, rootDir); BOOL bSearchFinished = FALSE; if( filePathNamestrlen(filePathName) -1 != '' ) strcat(filePathName, ""); strcat(filePathName, "*.*"); hSearch = FindFirstFile(filePathName, &fd); if( (fd.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) && strcmp(fd.cFileName, ".") && strcmp(fd.cFileName, ".") ) strcpy(tmpPath, rootDir); strcat(tmpPath,""); strcat(tmpPath, fd.cFileName); FindFileDoc(tmpPath); 循环调用 else if( strcmp(fd.cFileName, ".") && strcmp(fd.cFileName, ".") ) sprintf(fname, "%-50.50s", fd.cFileName); printf("%sn" , fname); while( !bSearchFinished ) if( FindNextFile(hSearch, &fd) ) if( (fd.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) && strcmp(fd.cFileName, ".") && strcmp(fd.cFileName, ".") ) strcpy(tmpPath, rootDir); strcat(tmpPath,""); strcat(tmpPath, fd.cFileName); FindFileDoc(tmpPath); 循环调用 else if( strcmp(fd.cFileName, ".") && strcmp(fd.cFileName, ".") ) int n; n=strlen(fd.cFileName);char *sub;sub=substr(fd.cFileName,4,n); if(!strcmp(sub,".doc")文件类型设定 sprintf(fname, "%-50.50s", fd.cFileName); CString sr,strtime,strlast;sr.Format("%d",fd.nFileSizeLow/1024);CTime strTime=fd.ftCreationTime;CTime strLast=fd.ftLastWriteTime;strtime=strTime.Format( "%Y-%m-%d %H:%M:%S ");strlast=strLast.Format( "%Y-%m-%d %H:%M:%S "); m_list.InsertItem(0,""); m_list.SetItemText(0,0,fname);m_list.SetItemText(0,1,filePathName);m_list.SetItemText(0,2,sr+"K");m_list.SetItemText(0,3,strtime);m_list.SetItemText(0,4,strlast); else if( GetLastError() = ERROR_NO_MORE_FILES ) bSearchFinished = TRUE; else bSearchFinished = TRUE; FindClose(hSearch);void CExplorerDlg:FindFileMp3(char *rootDir)char fnameMAX_PATH; ZeroMemory(fname, MAX_PATH); WIN32_FIND_DATA fd; ZeroMemory(&fd, sizeof(WIN32_FIND_DATA); HANDLE hSearch; char filePathName256; char tmpPath256; ZeroMemory(filePathName, 256); ZeroMemory(tmpPath, 256); strcpy(filePathName, rootDir); BOOL bSearchFinished = FALSE; if( filePathNamestrlen(filePathName) -1 != '' ) strcat(filePathName, ""); strcat(filePathName, "*.*"); hSearch = FindFirstFile(filePathName, &fd); /Is directory if( (fd.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) && strcmp(fd.cFileName, ".") && strcmp(fd.cFileName, ".") ) strcpy(tmpPath, rootDir); strcat(tmpPath,""); strcat(tmpPath, fd.cFileName); FindFileMp3(tmpPath); 循环调用 else if( strcmp(fd.cFileName, ".") && strcmp(fd.cFileName, ".") ) sprintf(fname, "%-50.50s", fd.cFileName); printf("%sn" , fname); while( !bSearchFinished ) if( FindNextFile(hSearch, &fd) ) if( (fd.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) && strcmp(fd.cFileName, ".") && strcmp(fd.cFileName, ".") ) strcpy(tmpPath, rootDir); strcat(tmpPath,""); strcat(tmpPath, fd.cFileName); FindFileMp3(tmpPath); 循环调用 else if( strcmp(fd.cFileName, ".") && strcmp(fd.cFileName, ".") ) int n; n=strlen(fd.cFileName);char *sub;sub=substr(fd.cFileName,4,n); if(!strcmp(sub,".mp3")文件类型设定 sprintf(fname, "%-50.50s", fd.cFileName); CString sr,strtime,strlast;sr.Format("%d",fd.nFileSizeLow/1024);CTime strTime=fd.ftCreationTime;CTime strLast=fd.ftLastWriteTime;strtime=strTime.Format( "%Y-%m-%d %H:%M:%S ");strlast=strLast.Format( "%Y-%m-%d %H:%M:%S "); m_list.InsertItem(0,""); m_list.SetItemText(0,0,fname);m_list.SetItemText(0,1,filePathName);m_list.SetItemText(0,2,sr+"K");m_list.SetItemText(0,3,strtime);m_list.SetItemText(0,4,strlast); else if( GetLastError() = ERROR_NO_MORE_FILES ) bSearchFinished = TRUE; else bSearchFinished = TRUE; /Terminate Search FindClose(hSearch);/void CExplorerDlg:FindFilePic(char *rootDir)char fnameMAX_PATH; ZeroMemory(fname, MAX_PATH); WIN32_FIND_DATA fd; ZeroMemory(&fd, sizeof(WIN32_FIND_DATA); HANDLE hSearch; char filePathName256; char tmpPath256; ZeroMemory(filePathName, 256); ZeroMemory(tmpPath, 256); strcpy(filePathName, rootDir); BOOL bSearchFinished = FALSE; if( filePathNamestrlen(filePathName) -1 != '' ) strcat(filePathName, ""); strcat(filePathName, "*.*"); hSearch = FindFirstFile(filePathName, &fd); if( (fd.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) && strcmp(fd.cFileName, ".") && strcmp(fd.cFileName, ".") ) strcpy(tmpPath, rootDir); strcat(tmpPath,""); strcat(tmpPath, fd.cFileName); FindFilePic(tmpPath); 循环调用 else if( strcmp(fd.cFileName, ".") && strcmp(fd.cFileName, ".") ) sprintf(fname, "%-50.50s", fd.cFileName); printf("%sn" , fname); while( !bSearchFinished ) if( FindNextFile(hSearch, &fd) ) if( (fd.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) && strcmp(fd.cFileName, ".") && strcmp(fd.cFileName, ".") ) strcpy(tmpPath, rootDir); strcat(tmpPath,""); strcat(tmpPath, fd.cFileName); FindFilePic(tmpPath); 循环调用 else if( strcmp(fd.cFileName, ".") && strcmp(fd.cFileName, ".") ) int n; n=strlen(fd.cFileName);char *sub;sub=substr(fd.cFileName,4,n); if(!strcmp(sub,".jpg")|!strcmp(sub,".bmp") sprintf(fname, "%-50.50s", fd.cFileName); CString sr,strtime,strlast;sr.Format("%d",fd.nFileSizeLow/1024);CTime strTime=fd.ftCreationTime;CTime strLast=fd.ftLastWriteTime;strtime=strTime.Format( "%Y-%m-%d %H:%M:%S ");strlast=strLast.Format( "%Y-%m-%d %H:%M:%S "); m_list.InsertItem(0,""); m_list.SetItemText(0,0,fname);m_list.SetItemText(0,1,filePathName);m_list.SetItemText(0,2,sr+"K");m_list.SetItemText(0,3,strtime);m_list.SetItemText(0,4,strlast); else if( GetLastError() = ERROR_NO_MORE_FILES ) bSearchFinished = TRUE; else bSearchFinished = TRUE; FindClose(hSearch);void CExplorerDlg:FindFileTxt(char *rootDir)char fnameMAX_PATH; ZeroMemory(fname, MAX_PATH); WIN32_FIND_DATA fd; ZeroMemory(&fd, sizeof(WIN32_FIND_DATA); HANDLE hSearch; char filePathName256; char tmpPath256; ZeroMemory(filePathName, 256); ZeroMemory(tmpPath, 256); strcpy(filePathName, rootDir); BOOL bSearchFinished = FALSE; if( filePathNamestrlen(filePathName) -1 != '' ) strcat(filePathName, ""); strcat(filePathName, "*.*"); hSearch = FindFirstFile(filePathName, &fd); if( (fd.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) && strcmp(fd.cFileName, ".") && strcmp(fd.cFileName, ".") ) strcpy(tmpPath, rootDir); strcat(tmpPath,""); strcat(tmpPath, fd.cFileName); FindFileTxt(tmpPath); 循环调用 else if( strcmp(fd.cFileName, ".") && strcmp(fd.cFileName, ".") ) sprintf(fname, "%-50.50s", fd.cFileName); printf("%sn" , fname); while( !bSearchFinished ) if( FindNextFile(hSearch, &fd) ) if( (fd.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY) && strcmp(fd.cFileName, ".") && strcmp(fd.cFileName, ".") ) strcpy(tmpPath, rootDir); strcat(tmpPath,""); strcat(tmpPath, fd.cFileName); FindFileTxt(tmpPath);循环调用 else if( strcmp(fd.cFileName, ".") && strcmp(fd.cFileName, ".") ) int n; n=strlen(fd.cFileName);char *sub;sub=substr(fd.cFileName,4,n); if(!strcmp(sub,".txt")文件类型设定 sprintf(fname, "%-50.50s", fd.cFileName); CString sr,strtime,strlast;sr.Format("%d",fd.nFileSizeLow/1024);CTime strTime=fd.ftCreationTime;CTime strLast=fd.ftLastWriteTime;strtime=strTime.Format( "%Y-%m-%d %H:%M:%S ");strlast=strLast.Format( "%Y-%m-%d %H:%M:%S "); m_list.InsertItem(0,""); m_list.SetItemText(0,0,fname);m_list.SetItemText(0,1,filePathName);m_list.SetItemText(0,2,sr+"K");m_list.SetItemText(0,3,strtime);m_list.SetItemText(0,4,strlast); else if( GetLastError() = ERROR_NO_MORE_FILES ) bSearchFinished = TRUE; else bSearchFinished = TRUE; FindClose(hSearch);

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