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ADOConn.h class ADOConn { public: ADOConn(); virtual ~ADOConn(); _ConnectionPtr m_pConnection;//添加一个指向 Connection 对象的指针 _RecordsetPtr m_pRecordset;//添加一个指向 Recordset 对象的指针 void OnInitDBConnect();//初始化—连接数据库 _RecordsetPtr &GetRecordSet(_bstr_t bstrSQL);//执行查询 BOOL ExecuteSQL(_bstr_t bstrSQL);//执行 SQL 语句,Insert Update_variant_t void ExitConnect(); }; ADOConn.cpp #include "stdafx.h" #include "ADOConn.h" #ifdef _DEBUG #undef THIS_FILE static char THIS_FILE[]=__FILE__; #define new DEBUG_NEW #endif ////////////////////////////////////////////////////////////////////// // Construction/Destruction ////////////////////////////////////////////////////////////////////// ADOConn::ADOConn() { } ADOConn::~ADOConn() { } void ADOConn::OnInitDBConnect() { ::CoInitialize(NULL); //初始化 OLE/COM 库环境 try { m_pConnection.CreateInstance("ADODB.Connection"); //创建 connection 对象 m_pConnection->Open("Driver=SQL Server;Database=HCCP;Server=127.0.0.1;","","",adModeUnknown); //设置连接字符串,必须是 BSTR 型或者_bstr_t 类型 } { } catch(_com_error e) //捕捉异常 AfxMessageBox(e.Description());//显示错误信息
} _RecordsetPtr& ADOConn::GetRecordSet(_bstr_t bstrSQL) { try { if(m_pConnection==NULL) //连接数据库,如果 connection 对象为空,则重新连接数据库 8 OnInitDBConnect(); m_pRecordset.CreateInstance(__uuidof(Recordset)); //创建记录集对象 m_pRecordset->Open(bstrSQL,m_pConnection.GetInterfacePtr(),adOpenDynamic,adLockOptimistic,adC mdText); //取得集中的记录 } { catch(_com_error e) //捕捉异常 AfxMessageBox(e.Description()); //显示错误信息 } return m_pRecordset; //返回记录集 } BOOL ADOConn::ExecuteSQL(_bstr_t bstrSQL) { try { } { } if(m_pConnection==NULL) //是否已经连接到数据库 OnInitDBConnect(); m_pConnection->Execute(bstrSQL,NULL,adCmdText); return true; catch(_com_error e) //捕捉异常 AfxMessageBox(e.Description()); return false; //显示错误信息 } void ADOConn::ExitConnect() { if(m_pRecordset!=NULL) { //关闭记录集和连接 m_pRecordset->Close(); m_pConnection->Close(); } ::CoUninitialize(); //释放环境 } CHCCPDlg.h #if !defined(AFX_HCCPDLG_H__DE5C34A2_C014_4216_B2B3_FD886F60C870__INCLUDED_) #define AFX_HCCPDLG_H__DE5C34A2_C014_4216_B2B3_FD886F60C870__INCLUDED_
#if _MSC_VER > 1000 #pragma once #endif // _MSC_VER > 1000 #include "Hutext.h" #include "ADOConn.h" #include "XSCJXG.h" #include "XSCJCX.h" #include "XSCJPX.h" #include "XKXFXG.h" #include "XSZHPC.h" #include "MyTree.h" ///////////////////////////////////////////////////////////////////////////// // CHCCPDlg dialog class CHCCPDlg : public CDialog { // Construction public: CHCCPDlg(CWnd* pParent = NULL); // standard constructor ADOConn m_AdoConn; void CreateTree(); CImageList m_TreeBootImage; void InitTab(); void ShowDlg(); void ShowList(CString cnamedd); void Select(CString ming,HTREEITEM root,_RecordsetPtr m_pRs); int showdlgnum; _RecordsetPtr m_pRs1,m_pRs2,m_pRs3; _bstr_t vSQL,vSQL1,vSQL2; _variant_t name; HTREEITEM leaf,leaf1,leaf2; CString str; XSCJXG modifydlg;XSCJCX finddlg;XSCJPX sortdlg; CDialog* pdlg[5]; XKXFXG xkxgdlg; XSZHPC zhcpdlg; COLORREF color;int i,j,k; // Dialog Data //{{AFX_DATA(CHCCPDlg) enum { IDD = IDD_HCCP_DIALOG }; CListCtrl m_list1;
m_textctrl; CTabCtrl m_tab; MyTree m_tree; CString m_text; Hutext //}}AFX_DATA // ClassWizard generated virtual function overrides //{{AFX_VIRTUAL(CHCCPDlg) protected: virtual void DoDataExchange(CDataExchange* pDX); //}}AFX_VIRTUAL // Implementation protected: // DDX/DDV support HICON m_hIcon; // Generated message map functions //{{AFX_MSG(CHCCPDlg) virtual BOOL OnInitDialog(); afx_msg void OnSysCommand(UINT nID, LPARAM lParam); afx_msg void OnPaint(); afx_msg HCURSOR OnQueryDragIcon(); afx_msg void OnSelchangeTab1(NMHDR* pNMHDR, LRESULT* pResult); afx_msg void OnSelchangedTree1(NMHDR* pNMHDR, LRESULT* pResult); afx_msg void OnTimer(UINT nIDEvent); afx_msg void OnItemchangedList1(NMHDR* pNMHDR, LRESULT* pResult); afx_msg void OnClose(); //}}AFX_MSG DECLARE_MESSAGE_MAP() }; CHCCPDlg.cpp #include "stdafx.h" #include "HCCP.h" #include "HCCPDlg.h" #include "ADOConn.h" #ifdef _DEBUG #define new DEBUG_NEW #undef THIS_FILE static char THIS_FILE[] = __FILE__; #endif ///////////////////////////////////////////////////////////////////////////// // CAboutDlg dialog used for App About class CAboutDlg : public CDialog { public: CAboutDlg();
// Dialog Data //{{AFX_DATA(CAboutDlg) enum { IDD = IDD_ABOUTBOX }; //}}AFX_DATA // ClassWizard generated virtual function overrides //{{AFX_VIRTUAL(CAboutDlg) protected: virtual void DoDataExchange(CDataExchange* pDX); //}}AFX_VIRTUAL // DDX/DDV support // Implementation protected: //{{AFX_MSG(CAboutDlg) //}}AFX_MSG DECLARE_MESSAGE_MAP() }; CAboutDlg::CAboutDlg() : CDialog(CAboutDlg::IDD) { //{{AFX_DATA_INIT(CAboutDlg) //}}AFX_DATA_INIT } void CAboutDlg::DoDataExchange(CDataExchange* pDX) { CDialog::DoDataExchange(pDX); //{{AFX_DATA_MAP(CAboutDlg) //}}AFX_DATA_MAP } BEGIN_MESSAGE_MAP(CAboutDlg, CDialog) //{{AFX_MSG_MAP(CAboutDlg) // No message handlers //}}AFX_MSG_MAP END_MESSAGE_MAP() ///////////////////////////////////////////////////////////////////////////// // CHCCPDlg dialog CHCCPDlg::CHCCPDlg(CWnd* pParent /*=NULL*/) : CDialog(CHCCPDlg::IDD, pParent) { //{{AFX_DATA_INIT(CHCCPDlg) m_text = _T(""); //}}AFX_DATA_INIT // Note that LoadIcon does not require a subsequent DestroyIcon in Win32 m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME); } void CHCCPDlg::DoDataExchange(CDataExchange* pDX) {
CDialog::DoDataExchange(pDX); //{{AFX_DATA_MAP(CHCCPDlg) DDX_Control(pDX, IDC_LIST1, m_list1); DDX_Control(pDX, IDC_TAB1, m_tab); DDX_Control(pDX, IDC_TREE1, m_tree); DDX_Text(pDX, IDC_BIAOTI, m_text); DDX_Control(pDX, IDC_BIAOTI, m_textctrl); //}}AFX_DATA_MAP } BEGIN_MESSAGE_MAP(CHCCPDlg, CDialog) //{{AFX_MSG_MAP(CHCCPDlg) ON_WM_SYSCOMMAND() ON_WM_PAINT() ON_WM_QUERYDRAGICON() ON_NOTIFY(TCN_SELCHANGE, IDC_TAB1, OnSelchangeTab1) ON_NOTIFY(TVN_SELCHANGED, IDC_TREE1, OnSelchangedTree1) ON_WM_TIMER() ON_NOTIFY(LVN_ITEMCHANGED, IDC_LIST1, OnItemchangedList1) ON_WM_CLOSE() //}}AFX_MSG_MAP END_MESSAGE_MAP() ///////////////////////////////////////////////////////////////////////////// // CHCCPDlg message handlers BOOL CHCCPDlg::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 dialog // Set big icon SetIcon(m_hIcon, TRUE);
SetIcon(m_hIcon, FALSE); // Set small icon // TODO: Add extra initialization here m_text="欢迎使用综合测评系统"; m_textctrl.SetFontSize(27); m_textctrl.SetTextColor(RGB(0,255,0)); m_textctrl.SetBkColor(RGB(0,0,0)); m_textctrl.SetFontBold(TRUE); m_textctrl.SetText(m_text); //设置字体为黑体 //设置静态控件文本内容 //设置静态控件中显示字体大小 //设置静态控件字体颜色 //设置静态控件背景颜色 m_list1.SetExtendedStyle(LVS_EX_FULLROWSELECT); //设置 list 列表风格 m_list1.InsertColumn(0,"学号",LVCFMT_CENTER,164); m_list1.InsertColumn(1,"姓名",LVCFMT_CENTER,164); m_list1.InsertColumn(2,"分数",LVCFMT_CENTER,164); //设置列标题 m_TreeBootImage.Create ( IDB_BITMAP1,20,1,ILC_COLOR8); //设置树形控件的属性 m_tree.SetImageList ( &m_TreeBootImage,TVSIL_NORMAL ); m_tree.SetTextColor (RGB(7,145,13)); //设置树形控件字体颜色 //设置树形控件风格 InitTab(); ShowDlg(); CreateTree(); SetTimer(1,250,NULL); //打开定时器,时间间隔为 250ms return TRUE; // return TRUE unless you set the focus to a control } /*------------------初始化 tab 控件---------------------*/ void CHCCPDlg::InitTab() { showdlgnum=0; m_tab.InsertItem(0,"学生成绩修改"); //添加 tab 控件内容 m_tab.InsertItem(1,"学生成绩查询"); m_tab.InsertItem(2,"学生成绩排序"); m_tab.InsertItem(3,"学科学分修改"); m_tab.InsertItem(4,"学生综合测评"); modifydlg.Create(IDD_XSCJXG,&m_tab); finddlg.Create(IDD_XSCJCX,&m_tab); sortdlg.Create(IDD_XSCJPX,&m_tab); zhcpdlg.Create(IDD_XSZHPC,&m_tab); xkxgdlg.Create(IDD_XKXFXG,&m_tab); CRect rc; m_tab.GetClientRect(rc); rc.top += 20; rc.bottom -= 8; rc.left += 8; rc.right -= 8; modifydlg.MoveWindow(&rc); finddlg.MoveWindow(&rc); sortdlg.MoveWindow(&rc); //获取客户区大小 //创建 tab 控件 child 对话框对象 //设置 tab 控件 child 对话框显示区域
//获取 child 对话框指针 zhcpdlg.MoveWindow(&rc); xkxgdlg.MoveWindow(&rc); pdlg[0]=&modifydlg; pdlg[1]=&finddlg; pdlg[2]=&sortdlg; pdlg[3]=&xkxgdlg; pdlg[4]=&zhcpdlg; } /*------------------tab 控件响应函数---------------------*/ void CHCCPDlg::ShowDlg() { switch(showdlgnum) { case 0: { pdlg[0]->ShowWindow(SW_SHOW); pdlg[1]->ShowWindow(SW_HIDE); pdlg[2]->ShowWindow(SW_HIDE); pdlg[3]->ShowWindow(SW_HIDE); pdlg[4]->ShowWindow(SW_HIDE); }break; case 1: { pdlg[0]->ShowWindow(SW_HIDE); pdlg[1]->ShowWindow(SW_SHOW); pdlg[2]->ShowWindow(SW_HIDE); pdlg[3]->ShowWindow(SW_HIDE); pdlg[4]->ShowWindow(SW_HIDE); }break; case 2: { pdlg[0]->ShowWindow(SW_HIDE); pdlg[1]->ShowWindow(SW_HIDE); pdlg[2]->ShowWindow(SW_SHOW); pdlg[3]->ShowWindow(SW_HIDE); pdlg[4]->ShowWindow(SW_HIDE); }break; case 3: { pdlg[0]->ShowWindow(SW_HIDE); pdlg[1]->ShowWindow(SW_HIDE); pdlg[2]->ShowWindow(SW_HIDE); pdlg[3]->ShowWindow(SW_SHOW); pdlg[4]->ShowWindow(SW_HIDE);
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