classsystemdlg.cpp

来自「C++应用编程20例,各种小程序原代码都有」· C++ 代码 · 共 298 行

// ClasssystemDlg.cpp : implementation file
//

#include "stdafx.h"
#include "Classsystem.h"
#include "ClasssystemDlg.h"
#include "LoginDlg.h"
#include "DepManDlg.h"
#include "Users.h"
#include "Global.h"
#include "InfoManDlg.h"
#include "ChangePwdDlg.h"
#include "UserManDlg.h"
#include "CheckManDlg.h"
#include "GradeListDlg.h"
#include ".\classsystemdlg.h"

#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif
extern CUsers curUser;
/////////////////////////////////////////////////////////////////////////////
// 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()
public:
	afx_msg void OnAbout();
	afx_msg void OnBnClickedOk();
};

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
	ON_COMMAND(ID_ABOUT, OnAbout)
	ON_BN_CLICKED(IDOK, OnBnClickedOk)
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CClasssystemDlg dialog

CClasssystemDlg::CClasssystemDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CClasssystemDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CClasssystemDlg)
		// 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);
}

void CClasssystemDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CClasssystemDlg)
		// NOTE: the ClassWizard will add DDX and DDV calls here
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CClasssystemDlg, CDialog)
	//{{AFX_MSG_MAP(CClasssystemDlg)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_COMMAND(ID_EXIT_MENU, OnExitMenu)
	ON_COMMAND(ID_MAJOR_MENUITEM, OnMajorMenuitem)
	ON_COMMAND(ID_STUDENT_MENUITEM, OnStudentMenuitem)
	ON_COMMAND(ID_MIMAEDIT_MENUITEM, OnMimaeditMenuitem)
	ON_COMMAND(ID_USERMAN_MENUITEM, OnUsermanMenuitem)
	ON_COMMAND(ID_GRADE_MENUITEM, OnGradeMenuitem)
	ON_COMMAND(ID_GRADELIST_MENUITEM, OnGradelistMenuitem)
	//}}AFX_MSG_MAP
	ON_COMMAND(ID_ABOUT, OnAbout)
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CClasssystemDlg message handlers

BOOL CClasssystemDlg::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
	CLoginDlg dlg;
	if(dlg.DoModal()!=IDOK)
		OnOK();

else
		curUser.GetData(dlg.m_username);
	
	return TRUE;  // return TRUE  unless you set the focus to a control
}

void CClasssystemDlg::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 CClasssystemDlg::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 CClasssystemDlg::OnQueryDragIcon()
{
	return (HCURSOR) m_hIcon;
}

void CClasssystemDlg::OnCancel() 
{
	// TODO: Add extra cleanup here
	
CDialog::OnCancel();	
}

void CClasssystemDlg::OnOK() 
{
	// TODO: Add extra validation here
	
//	CDialog::OnOK();
}

void CClasssystemDlg::OnExitMenu() 
{
	// TODO: Add your command handler code here
	CDialog::OnCancel();
}

void CClasssystemDlg::OnMajorMenuitem() 
{
	// TODO: Add your command handler code here
	CDepManDlg dlg;
	dlg.DoModal();
}

void CClasssystemDlg::OnStudentMenuitem() 
{
	// TODO: Add your command handler code here
	CInfoManDlg dlg;
	dlg.DoModal();
}

void CClasssystemDlg::OnMimaeditMenuitem() 
{
	// TODO: Add your command handler code here
	CChangePwdDlg dlg;
	dlg.m_UserName = curUser.GetUserName();
	dlg.DoModal();
}

void CClasssystemDlg::OnUsermanMenuitem() 
{
	// TODO: Add your command handler code here
	if (curUser.GetUser_type() !=2 )
	{	//普通用户不能管理用户信息
		MessageBox("没有权限");
		return;
	}
	CUserManDlg dlg;
	dlg.DoModal();
}

void CClasssystemDlg::OnGradeMenuitem() 
{
	// TODO: Add your command handler code here
	CCheckManDlg dlg;
	dlg.DoModal();
}

void CClasssystemDlg::OnGradelistMenuitem() 
{
	// TODO: Add your command handler code here
	CGradeListDlg dlg;
	dlg.DoModal();
}

BOOL CClasssystemDlg::PreTranslateMessage(MSG* pMsg) 
{
	// TODO: Add your specialized code here and/or call the base class
	if (pMsg->message == WM_KEYDOWN && 
     pMsg->wParam == VK_ESCAPE) 
     return true;//TRUE; 
	return CDialog::PreTranslateMessage(pMsg);
}

void CAboutDlg::OnAbout()
{
	// TODO: 在此添加命令处理程序代码
	//CAboutDlg dlg;
	//dlg.DoModal();
	//MessageBox("OK");
}

void CAboutDlg::OnBnClickedOk()
{
	// TODO: 在此添加控件通知处理程序代码
	OnOK();
}

void CClasssystemDlg::OnAbout()
{
	// TODO: 在此添加命令处理程序代码
	CAboutDlg dlg;
	dlg.DoModal();
}