quess_importdlg.cpp

把excel2003表格内容导入mysql5数据库

// quess_importDlg.cpp : 实现文件
//

#include "stdafx.h"
#include "quess_import.h"
#include "quess_importDlg.h"



#ifdef _DEBUG
#define new DEBUG_NEW
#endif


// 用于应用程序“关于”菜单项的 CAboutDlg 对话框

class CAboutDlg : public CDialog
{
public:
	CAboutDlg();

// 对话框数据
	enum { IDD = IDD_ABOUTBOX };

	protected:
	virtual void DoDataExchange(CDataExchange* pDX);    // DDX/DDV 支持

// 实现
protected:
	DECLARE_MESSAGE_MAP()
};

CAboutDlg::CAboutDlg() : CDialog(CAboutDlg::IDD)
{
}

void CAboutDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
}

BEGIN_MESSAGE_MAP(CAboutDlg, CDialog)
END_MESSAGE_MAP()


// Cquess_importDlg 对话框




Cquess_importDlg::Cquess_importDlg(CWnd* pParent /*=NULL*/)
	: CDialog(Cquess_importDlg::IDD, pParent)
	, m_FullPath(_T(""))
	, m_DbUserName(_T(""))
	, m_DbPassword(_T(""))
	, m_start_line(0)
	, m_stop_line(0)
{
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
	m_FullPath="C:\\Documents and Settings\\Administrator\\桌面\\信息中心题库.xls";
	m_DbUserName="admin";
	m_DbPassword="user";
	conn=FALSE;
	m_start_line=2;
	m_stop_line=20;

}

void Cquess_importDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	DDX_Text(pDX, IDC_PATH, m_FullPath);
	DDX_CBString(pDX, IDC_DBUSERNAME, m_DbUserName);
	DDX_Text(pDX, IDC_DBPASS, m_DbPassword);
	DDX_Text(pDX, IDC_START_NO, m_start_line);
	DDX_Text(pDX, IDC_STOP_NO, m_stop_line);
}

BEGIN_MESSAGE_MAP(Cquess_importDlg, CDialog)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	//}}AFX_MSG_MAP
	ON_BN_CLICKED(IDC_EXCEL_TEST, &Cquess_importDlg::OnBnClickedExcelTest)
	ON_BN_CLICKED(IDC_BUTTON_PATH, &Cquess_importDlg::OnBnClickedButtonPath)
	ON_BN_CLICKED(IDC_CONN_MYSQL, &Cquess_importDlg::OnBnClickedConnMysql)
	ON_WM_DESTROY()
END_MESSAGE_MAP()


// Cquess_importDlg 消息处理程序

BOOL Cquess_importDlg::OnInitDialog()
{
	CDialog::OnInitDialog();

	// 将“关于...”菜单项添加到系统菜单中。

	// IDM_ABOUTBOX 必须在系统命令范围内。
	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);
		}
	}

	// 设置此对话框的图标。当应用程序主窗口不是对话框时，框架将自动
	//  执行此操作
	SetIcon(m_hIcon, TRUE);			// 设置大图标
	SetIcon(m_hIcon, FALSE);		// 设置小图标

	// TODO: 在此添加额外的初始化代码

	return TRUE;  // 除非将焦点设置到控件，否则返回 TRUE
}

void Cquess_importDlg::OnSysCommand(UINT nID, LPARAM lParam)
{
	if ((nID & 0xFFF0) == IDM_ABOUTBOX)
	{
		CAboutDlg dlgAbout;
		dlgAbout.DoModal();
	}
	else
	{
		CDialog::OnSysCommand(nID, lParam);
	}
}

// 如果向对话框添加最小化按钮，则需要下面的代码
//  来绘制该图标。对于使用文档/视图模型的 MFC 应用程序，
//  这将由框架自动完成。

void Cquess_importDlg::OnPaint()
{
	if (IsIconic())
	{
		CPaintDC dc(this); // 用于绘制的设备上下文

		SendMessage(WM_ICONERASEBKGND, reinterpret_cast<WPARAM>(dc.GetSafeHdc()), 0);

		// 使图标在工作区矩形中居中
		int cxIcon = GetSystemMetrics(SM_CXICON);
		int cyIcon = GetSystemMetrics(SM_CYICON);
		CRect rect;
		GetClientRect(&rect);
		int x = (rect.Width() - cxIcon + 1) / 2;
		int y = (rect.Height() - cyIcon + 1) / 2;

		// 绘制图标
		dc.DrawIcon(x, y, m_hIcon);
	}
	else
	{
		CDialog::OnPaint();
	}
}

//当用户拖动最小化窗口时系统调用此函数取得光标
//显示。
HCURSOR Cquess_importDlg::OnQueryDragIcon()
{
	return static_cast<HCURSOR>(m_hIcon);
}


void Cquess_importDlg::OnBnClickedExcelTest()
{
	// TODO: 在此添加控件通知处理程序代码
	UpdateData();
	

	if(conn!=true)
	{
		AfxMessageBox("您还没有连接数据库");
		return;
	}



	// Start Excel and get Application object.

	if(!myExcel.CreateDispatch("Excel.Application"))
	{
		AfxMessageBox("你电脑上装office2003电子表格软件了吗？");
		return;
	}
	else
	{
		//Make the application visible and give the user control of
		//Microsoft Excel.

	}
	COleVariant VOptional((long)DISP_E_PARAMNOTFOUND, VT_ERROR);
	myBooks = myExcel.get_Workbooks();
	myBook = myBooks.Open(m_FullPath,
		VOptional, VOptional, VOptional, VOptional,
		VOptional, VOptional, VOptional, VOptional,
		VOptional, VOptional, VOptional, VOptional, VOptional, VOptional);
	mySheets = myBook.get_Worksheets();
	mySheet = mySheets.get_Item(COleVariant((short)1));


	myRange = mySheet.get_Range(COleVariant("G1"), COleVariant("G1"));
	ret_test=myRange.get_Value(vtMissing);
	CString done_test;
	if (ret_test.vt!=VT_NULL)   
				done_test=(LPCTSTR)(_bstr_t)ret_test; 
	if(done_test=="i")
	{
		AfxMessageBox("此文件已经导入过，请不要重复导入！");
		myBook.Close(COleVariant((short)FALSE), VOptional, VOptional);
		myBooks.Close();
		myExcel.Quit();

		myRange.ReleaseDispatch();
		mySheet.ReleaseDispatch();
		mySheets.ReleaseDispatch();
		myBook.ReleaseDispatch();
		myBooks.ReleaseDispatch();
		myExcel.ReleaseDispatch();
		mysql_close(&db_mysql);
		conn=FALSE;
		return;
	}




	/*              //写入测试
	AfxMessageBox("要向表格A1单元格写入一个东西测试了");
	myRange = mySheet.get_Range(COleVariant("A1"), COleVariant("A1"));
	myRange.put_Value2(COleVariant("First Name"));

	*/


	//读取测试
	CString TiXing,fenlei,quess_inf,quess_answer,duiyingkeshi,fenzhi;
	CString excel_tablename[]={TiXing,fenlei,quess_inf,quess_answer,duiyingkeshi,fenzhi};
	

	char NO_lie[8]={'A','\0'};
	char range_No[8]={'\0'};
	//int NO_hang_int=1;
	CString NO_hang;

	//NO_hang.Format("%d",NO_hang_int);
	
	for(int hang=m_start_line;hang<(m_stop_line+1);hang++)    //这里的行数还应该通过计算取得，现在做死为2至20行
	{
		NO_lie[0]='A'-1;
		//NO_hang_int=NO_hang_int+1;
		NO_hang.Format("%d",hang);     

		for(int lie=0;lie<6;lie++)     //这里也是只取六列的值
		{
			NO_lie[0]=NO_lie[0]+1;
			strcpy(range_No,NO_lie);
			strcat(range_No,NO_hang);
			myRange = mySheet.get_Range(COleVariant(range_No), COleVariant(range_No));

			//得到Range区域单元格值
			ret_all=myRange.get_Value(vtMissing);

			//把得到的单个单元格variant值取为CString值。
			CString   receive;   
			if (ret_all.vt!=VT_NULL)   
				receive=(LPCTSTR)(_bstr_t)ret_all; 
			excel_tablename[lie]=receive;
			//AfxMessageBox(excel_tablename[0]);
			//AfxMessageBox(excel_tablename[lie]);

		}
		
			//这里向下添加向库中某表写入一条记录，对应excel中的一行

		//判断试题类型并给TiXing赋值
		//AfxMessageBox(excel_tablename[0]);
		if(excel_tablename[0]=="填空题")
		{
			TiXing="tiankong_quess";
		}
		else if(excel_tablename[0]=="单选题")
		{
			TiXing="choose_quess";
		}
		else if(excel_tablename[0]=="多选题")
		{
			TiXing="duoxuan_quess";
		}
		else if(excel_tablename[0]=="判断题")
		{
			TiXing="panduan_quess";
		}
		else if(excel_tablename[0]=="问答题")
		{
			TiXing="wenda_quess";
		}
		else if(excel_tablename[0]=="计算题")
		{
			TiXing="jisuan_quess";
		}
		else if(excel_tablename[0]=="论述题")
		{
			TiXing="lunshu_quess";
		}
		else
		{
			AfxMessageBox("Excel表中有题型设置错误，请检查表格！");
			myBook.Close(COleVariant((short)FALSE), VOptional, VOptional);
			myBooks.Close();
			myExcel.Quit();

			myRange.ReleaseDispatch(); 
			mySheet.ReleaseDispatch(); 
			mySheets.ReleaseDispatch(); 
			myBook.ReleaseDispatch(); 
			myBooks.ReleaseDispatch(); 
			myExcel.ReleaseDispatch(); 
			mysql_close(&db_mysql);
			conn=FALSE;
			return;
		}
		CString strSQL;
		strSQL.Format("insert into %s(fen_lei,ti_mu,da_an,fen_zhi,gang_wei) values(\'%s\',\'%s\',\'%s\',\'%s\',\'%s\')",TiXing,excel_tablename[1],excel_tablename[2],excel_tablename[3],excel_tablename[4],excel_tablename[5]);
		//AfxMessageBox(strSQL);
		if(mysql_real_query(&db_mysql,(char*)(LPCTSTR)strSQL,(UINT)strSQL.GetLength())==0)				
		{ 
			//AfxMessageBox("试题增添成功．"); 
		}
		else
		{
			AfxMessageBox("添加操作发生异常．\n请与管理员联系，谢谢使用！");
			myBook.Close(COleVariant((short)FALSE), VOptional, VOptional);
			myBooks.Close();
			myExcel.Quit();

			//释放对象 ,一定要，否则再次启动excel服务会报错
			myRange.ReleaseDispatch(); 
			mySheet.ReleaseDispatch(); 
			mySheets.ReleaseDispatch(); 
			myBook.ReleaseDispatch(); 
			myBooks.ReleaseDispatch(); 
			myExcel.ReleaseDispatch(); 
			mysql_close(&db_mysql);
			conn=FALSE;
			return;
		}


	} 

	// AfxMessageBox("要显示excel界面了");
	//myExcel.put_Visible(TRUE);
	//myExcel.put_UserControl(TRUE);
	//AfxMessageBox("要保存修改，关闭excel了");
	//下面两句给此文件加上已经导入的标记
	myRange = mySheet.get_Range(COleVariant("G1"), COleVariant("G1"));
	myRange.put_Value2(COleVariant("i"));
	//下面一句保存修改
	myBook.Save();

    //关闭excel
	myBook.Close(COleVariant((short)FALSE), VOptional, VOptional);
	myBooks.Close();
	myExcel.Quit();

	//释放对象 ,一定要，否则再次启动excel服务会报错
	myRange.ReleaseDispatch(); 
	mySheet.ReleaseDispatch(); 
	mySheets.ReleaseDispatch(); 
	myBook.ReleaseDispatch(); 
	myBooks.ReleaseDispatch(); 
	myExcel.ReleaseDispatch(); 
	mysql_close(&db_mysql);
	conn=FALSE;
	AfxMessageBox("试题导入成功．");
	}


void Cquess_importDlg::OnBnClickedButtonPath()
{
	// TODO: 在此添加控件通知处理程序代码
	LPCTSTR   strFilter   =   "电子表格(*.xls)|*.xls|所有文件(*.*)|*.*||"; 
	CFileDialog dlg(TRUE,   NULL,   NULL,   OFN_HIDEREADONLY   |   OFN_OVERWRITEPROMPT,   strFilter);
	
	if (dlg.DoModal()==IDOK)
	{
		m_FullPath = dlg.GetPathName();
		UpdateData(FALSE);
	}
	//AfxMessageBox(m_FullPath);
	
}

void Cquess_importDlg::OnBnClickedConnMysql()
{
	// TODO: 在此添加控件通知处理程序代码
	//测试数据库连接
	UpdateData();
	if(conn)
	{
		AfxMessageBox("数据库已经连接，请不要重复连接！");
		return;
	}
	
		CString serv_ip_add="10.140.112.9";
		CString db_name="ques_db";
		int serv_port_num=3306;
		mysql_init (&db_mysql);
		if(!mysql_real_connect(&db_mysql,serv_ip_add,m_DbUserName,m_DbPassword,db_name,serv_port_num,NULL,0))
		{ 
			AfxMessageBox(TEXT("无法联系数据库，请确认您的操作权限！")); 
			return ;

		}
		conn=TRUE;
		mysql_set_character_set(&db_mysql,"gbk");
		AfxMessageBox("数据库连接成功，如果您已经选择好表格文件，请按导入按钮继续操作！");
	
	
}

void Cquess_importDlg::OnDestroy()
{
	CDialog::OnDestroy();

	// TODO: 在此处添加消息处理程序代码
	//mysql_close(&db_mysql);
}