demo.cpp

一个简单的登陆程序

// Demo.cpp : Defines the class behaviors for the application.
//

#include "stdafx.h"
#include "Demo.h"

#include "MainFrm.h"
#include "ChildFrm.h"

#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

/////////////////////////////////////////////////////////////////////////////
// CDemoApp

BEGIN_MESSAGE_MAP(CDemoApp, CWinApp)
	//{{AFX_MSG_MAP(CDemoApp)
	ON_COMMAND(ID_APP_ABOUT, OnAppAbout)
	ON_COMMAND(ID_FILE_NEW, OnFileNew)
	ON_COMMAND(ID_LOGIN, OnLogin)
	ON_COMMAND(ID_LOGOUT, OnLogout)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CDemoApp construction

CDemoApp::CDemoApp()
{
	// TODO: add construction code here,
	// Place all significant initialization in InitInstance
}

/////////////////////////////////////////////////////////////////////////////
// The one and only CDemoApp object

CDemoApp theApp;

/////////////////////////////////////////////////////////////////////////////
// CDemoApp initialization

BOOL CDemoApp::InitInstance()
{
	AfxEnableControlContainer();

	// Standard initialization
	// If you are not using these features and wish to reduce the size
	//  of your final executable, you should remove from the following
	//  the specific initialization routines you do not need.

#ifdef _AFXDLL
	Enable3dControls();			// Call this when using MFC in a shared DLL
#else
	Enable3dControlsStatic();	// Call this when linking to MFC statically
#endif

	// Change the registry key under which our settings are stored.
	// TODO: You should modify this string to be something appropriate
	// such as the name of your company or organization.
	SetRegistryKey(_T("Local AppWizard-Generated Applications"));


	// To create the main window, this code creates a new frame window
	// object and then sets it as the application's main window object.

	CMDIFrameWnd* pFrame = new CMainFrame;
	m_pMainWnd = pFrame;

	// create main MDI frame window
	if (!pFrame->LoadFrame(IDR_MAINFRAME))
		return FALSE;

	// try to load shared MDI menus and accelerator table
	//TODO: add additional member variables and load calls for
	//	additional menu types your application may need. 

	HINSTANCE hInst = AfxGetResourceHandle();
	m_hMDIMenu  = ::LoadMenu(hInst, MAKEINTRESOURCE(IDR_DEMOTYPE));
	m_hMDIAccel = ::LoadAccelerators(hInst, MAKEINTRESOURCE(IDR_DEMOTYPE));

	m_hInitMenu = ::LoadMenu(hInst, MAKEINTRESOURCE(IDR_MAINFRAME));
	m_hOPMenu = ::LoadMenu(hInst, MAKEINTRESOURCE(IDR_DEMOTYPE));


	// The main window has been initialized, so show and update it.
	pFrame->SetWindowText("首师大-未登录");

	m_nCmdShow = SW_SHOWMAXIMIZED;
	pFrame->ShowWindow(m_nCmdShow);
	pFrame->UpdateWindow();

	return TRUE;
}

/////////////////////////////////////////////////////////////////////////////
// CDemoApp message handlers

int CDemoApp::ExitInstance() 
{
	//TODO: handle additional resources you may have added
	if (m_hMDIMenu != NULL)
		FreeResource(m_hMDIMenu);
	if (m_hMDIAccel != NULL)
		FreeResource(m_hMDIAccel);

	return CWinApp::ExitInstance();
}

void CDemoApp::OnFileNew() 
{
	CMainFrame* pFrame = STATIC_DOWNCAST(CMainFrame, m_pMainWnd);

	// create a new MDI child window
	pFrame->CreateNewChild(
		RUNTIME_CLASS(CChildFrame), IDR_DEMOTYPE, m_hMDIMenu, m_hMDIAccel);
}



/////////////////////////////////////////////////////////////////////////////
// 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)
		// No message handlers
	//}}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()

// App command to run the dialog
void CDemoApp::OnAppAbout()
{
	CAboutDlg aboutDlg;
	aboutDlg.DoModal();
}

/////////////////////////////////////////////////////////////////////////////
// CDemoApp message handlers


void CDemoApp::OnLogin() 
{
	// TODO: Add your command handler code here
	SetMenu(AfxGetApp()->m_pMainWnd->m_hWnd,m_hOPMenu);

	AfxGetApp()->m_pMainWnd->SetWindowText("首师大-已登录");
}

void CDemoApp::OnLogout() 
{
	// TODO: Add your command handler code here
	if(((CMainFrame *)AfxGetMainWnd())->m_pFuncOneFrame != NULL)
		((CMainFrame *)AfxGetMainWnd())->m_pFuncOneFrame->SendMessage(WM_CLOSE);

	if(((CMainFrame *)AfxGetMainWnd())->m_pFuncTwoFrame != NULL)
		((CMainFrame *)AfxGetMainWnd())->m_pFuncTwoFrame->SendMessage(WM_CLOSE);

	SetMenu(AfxGetApp()->m_pMainWnd->m_hWnd,m_hInitMenu);

	AfxGetApp()->m_pMainWnd->SetWindowText("首师大-未登录");
}