exmonlinedlg.cpp

一个在线考试系统的代码。功能包括考试科目管理

// ExmOnlineDlg.cpp : implementation file
//

#include "stdafx.h"
#include "ExmOnline.h"
#include "ExmOnlineDlg.h"

#include "DataMtnce.h"
#include "TchrsLgnDlg.h"
#include "QstnSetDlg.h"
#include "StdntLgnDlg.h"
#include "SSubjctSelDlg.h"
#include "AddSubjectDlg.h"
#include "AdminLoginDlg.h"
#include "ScoreQueryDlg.h"
#include "AddQstionDlg.h"
#include "QstionModifyDlg.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);    // DDX/DDV support
	//}}AFX_VIRTUAL

// 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()

/////////////////////////////////////////////////////////////////////////////
// CExmOnlineDlg dialog
DataMtnce* CExmOnlineDlg::m_ptrData=NULL;
CExmOnlineDlg::CExmOnlineDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CExmOnlineDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CExmOnlineDlg)
		// NOTE: the ClassWizard will add member initialization here
	//}}AFX_DATA_INIT
	// Note that LoadIcon does not require a subsequent DestroyIcon in Win32
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
	m_ptrData=new DataMtnce();
	//m_ptrData=&somedata;
}
void CExmOnlineDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CExmOnlineDlg)
		// NOTE: the ClassWizard will add DDX and DDV calls here
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CExmOnlineDlg, CDialog)
	//{{AFX_MSG_MAP(CExmOnlineDlg)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_COMMAND(1003,OnTchrsLgn)
	ON_COMMAND(1001,OnStdntLgn)
	ON_COMMAND(1005,OnAdminLgn)
	ON_COMMAND(IDM_SETPARAMS, OnSetparams)
	ON_COMMAND(IDM_BEGINTEST, OnBegintest)
	ON_COMMAND(IDM_ADDSUBJCT, OnAddsubjct)
	ON_COMMAND(IDM_QUERYSCORE, OnQueryscore)
	ON_COMMAND(IDM_ADDQSTION, OnAddqstion)
	ON_COMMAND(IDM_QSTIONMODIFY, OnQstionmodify)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CExmOnlineDlg message handlers

BOOL CExmOnlineDlg::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
	SetIcon(m_hIcon, TRUE);			// Set big icon
	SetIcon(m_hIcon, FALSE);		// Set small icon
	
	// TODO: Add extra initialization here
	
	//创建图像列表
	m_ImageList.Create(32,32,ILC_COLOR24|ILC_MASK,1,1);
	//向图像列表中添加图标
	m_ImageList.Add(AfxGetApp()->LoadIcon(IDI_ICON_STDNT));
	m_ImageList.Add(AfxGetApp()->LoadIcon(IDI_ICON_TCHRS));
	m_ImageList.Add(AfxGetApp()->LoadIcon(IDI_ICON_ADMIN));
	
	UINT array[3];
	for(int i=0;i<5;i++)
	{
		if(i==1 || i==3)
			array[i] = ID_SEPARATOR; //第1、3个按钮为分隔条
		else
			array[i] = i+1001;
	}
	m_ToolBar.Create(this);
	m_ToolBar.SetButtons(array,5);
	//关联图像列表
	m_ToolBar.GetToolBarCtrl().SetImageList(&m_ImageList);
	m_ToolBar.SetSizes(CSize(50,60),CSize(32,32)); //设置按钮和图标的大小
	//设置工具栏按钮的显示文本
	m_ToolBar.SetButtonText(0,"学生登录");
	m_ToolBar.SetButtonText(2,"教师登录");
	m_ToolBar.SetButtonText(4,"管理员登陆");
	RepositionBars(AFX_IDW_CONTROLBAR_FIRST,AFX_IDW_CONTROLBAR_LAST,0);
	return TRUE;  // return TRUE  unless you set the focus to a control
}

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

// If you add a minimize button to your dialog, you will need the code below
//  to draw the icon.  For MFC applications using the document/view model,
//  this is automatically done for you by the framework.

void CExmOnlineDlg::OnPaint() 
{
	if (IsIconic())
	{
		CPaintDC dc(this); // device context for painting

		SendMessage(WM_ICONERASEBKGND, (WPARAM) dc.GetSafeHdc(), 0);

		// Center icon in client rectangle
		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;

		// Draw the icon
		dc.DrawIcon(x, y, m_hIcon);
	}
	else
	{
		CDialog::OnPaint();
	}
}

// The system calls this to obtain the cursor to display while the user drags
//  the minimized window.
HCURSOR CExmOnlineDlg::OnQueryDragIcon()
{
	return (HCURSOR) m_hIcon;
}

void CExmOnlineDlg::OnTchrsLgn()
{
	CTchrsLgnDlg dlg;
	if(IDCANCEL==dlg.DoModal())
		AfxMessageBox("请先登录！");

}

void CExmOnlineDlg::OnSetparams() 
{
	// TODO: Add your command handler code here
	if(m_ptrData->GetUserType()!=1)
		AfxMessageBox("对不起，您没有权限使用教师用户组的功能！请先登录。");
	else
	{
		CQstnSetDlg dlg;
		dlg.DoModal();
	}
}

void CExmOnlineDlg::OnStdntLgn()
{
	CStdntLgnDlg dlg;
	if(IDCANCEL==dlg.DoModal())
		AfxMessageBox("请先登录！");
}

void CExmOnlineDlg::OnBegintest() 
{
	// TODO: Add your command handler code here
	if(m_ptrData->GetUserType()!=0)
		AfxMessageBox("对不起，您没有权限使用学生用户组的功能！请先登录。");
	else
	{
		CSSubjctSelDlg dlg;
		dlg.DoModal();
	}
}



void CExmOnlineDlg::OnAddsubjct() 
{
	// TODO: Add your command handler code here
	if(m_ptrData->GetUserType()!=2)
		AfxMessageBox("对不起，您没有权限使用管理员用户组的功能！请先登录。");
	else
	{
		CAddSubjectDlg dlg;
		dlg.DoModal();
	}

}
void CExmOnlineDlg::OnAdminLgn()
{
	CAdminLoginDlg dlg;
	if(IDCANCEL==dlg.DoModal())
		AfxMessageBox("请先登录！");
}

void CExmOnlineDlg::OnQueryscore() 
{
	// TODO: Add your command handler code here
	if(m_ptrData->GetUserType()!=1)
		AfxMessageBox("对不起，您没有权限使用教师用户组的功能！请先登录。");
	else
	{
		CScoreQueryDlg dlg;
		dlg.DoModal();
	}
	
}

void CExmOnlineDlg::OnAddqstion() 
{
	// TODO: Add your command handler code here
	if(m_ptrData->GetUserType()!=1)
		AfxMessageBox("对不起，您没有权限使用教师用户组的功能！请先登录。");
	else
	{
		CAddQstionDlg dlg;
		dlg.DoModal();
	}
	
}

void CExmOnlineDlg::OnQstionmodify() 
{
	// TODO: Add your command handler code here
	if(m_ptrData->GetUserType()!=1)
		AfxMessageBox("对不起，您没有权限使用教师用户组的功能！请先登录。");
	else
	{
		CQstionModifyDlg dlg;
		dlg.DoModal();
	}
}