www.gusucode.com > 一个个性的VC++锁屏程序源码程序 > 一个个性的VC++锁屏程序/MyLOCK/MyLOCK/LOCKDlg.cpp

    // LOCKDlg.cpp : implementation file
// Download by http://www.codesc.net

#include "stdafx.h"
#include "LOCK.h"
#include "LOCKDlg.h"

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

CBrush m_bkbrush;

int user=0;

CString PASSWORD1;
CString	PASSWORD2;
CString PASSWORD3;

/////////////////////////////////////////////////////////////////////////////
// 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()

/////////////////////////////////////////////////////////////////////////////
// CLOCKDlg dialog

CLOCKDlg::CLOCKDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CLOCKDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CLOCKDlg)
	//}}AFX_DATA_INIT
	// Note that LoadIcon does not require a subsequent DestroyIcon in Win32
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}

void CLOCKDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CLOCKDlg)
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CLOCKDlg, CDialog)
	//{{AFX_MSG_MAP(CLOCKDlg)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_WM_CTLCOLOR()
	ON_WM_CLOSE()
	ON_BN_CLICKED(ID_SETLOCK, OnSetlock)
	ON_BN_CLICKED(ID_QUIT, OnQuit)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CLOCKDlg message handlers

BOOL CLOCKDlg::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
	m_bkbrush.CreateSolidBrush(RGB(0,0,0));

	SendDlgItemMessage(IDC_UNLOCK,EM_SETREADONLY,1); 

	SetWindowPos(&wndTopMost,0,0,0,0,SWP_NOSIZE|SWP_NOMOVE);	
	return TRUE;  // return TRUE  unless you set the focus to a control
}

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

HBRUSH CLOCKDlg::OnCtlColor(CDC* pDC, CWnd* pWnd, UINT nCtlColor) 
{
	HBRUSH hbr = (HBRUSH)m_bkbrush;
	
    if(nCtlColor==CTLCOLOR_EDIT)
	{  
		return NULL;
	}
	if(nCtlColor==CTLCOLOR_STATIC)
	{ 
		pDC->SetTextColor(RGB(255,255,255));
		pDC->SetBkMode(TRANSPARENT);
		return hbr;
	}

	return hbr;
}

void CLOCKDlg::OnSetlock() 
{
    if(user==0)
	{
	    GetDlgItemText(IDC_SET,PASSWORD1);
	    GetDlgItemText(IDC_SETAGAIN,PASSWORD2);
	    if(PASSWORD1!=PASSWORD2)
		{
			SetDlgItemText(IDC_MESSAGE,"两次的密码不相同\n请重新输入");
			SetDlgItemText(IDC_SET,"");
		    SetDlgItemText(IDC_SETAGAIN,"");
			GetDlgItem(IDC_SET)->SetFocus();
		    return;
		}
		if(PASSWORD1=="")
		{
			SetDlgItemText(IDC_MESSAGE,"密码设为空\n这样不太安全!");
			GetDlgItem(IDC_SET)->SetFocus();
			return;
		}
		SetDlgItemText(IDC_MESSAGE,"我先帮你看着\n快点回来.");

		SendDlgItemMessage(IDC_SET,EM_SETREADONLY,1);
		SendDlgItemMessage(IDC_SETAGAIN,EM_SETREADONLY,1);
		SendDlgItemMessage(IDC_UNLOCK,EM_SETREADONLY,0);
		SetDlgItemText(ID_SETLOCK,"解锁");
		SetDlgItemText(IDC_SET,"");
		SetDlgItemText(IDC_SETAGAIN,"");
		GetDlgItem(ID_QUIT)->EnableWindow(false);
		user=1;

		CRect rct;
	    GetWindowRect(rct);
	    ClipCursor(rct);
		SystemParametersInfo(SPI_SETSCREENSAVERRUNNING,true,0,SPIF_UPDATEINIFILE);
		::ShowWindow (::FindWindow("Shell_TrayWnd",NULL),SW_HIDE);

		GetDlgItem(IDC_UNLOCK)->SetFocus();
		
		return;
	}
	if(user==1)
	{
        GetDlgItemText(IDC_UNLOCK,PASSWORD3);
		if(PASSWORD1!=PASSWORD3)
		{
			SetDlgItemText(IDC_MESSAGE,"密码输入错误\n你无权解锁!");
			SetDlgItemText(IDC_UNLOCK,"");
			GetDlgItem(IDC_UNLOCK)->SetFocus();
			return;
		}
		SetDlgItemText(IDC_MESSAGE,"不用我帮忙了?");
  
		SendDlgItemMessage(IDC_SET,EM_SETREADONLY,0);
		SendDlgItemMessage(IDC_SETAGAIN,EM_SETREADONLY,0);
		SendDlgItemMessage(IDC_UNLOCK,EM_SETREADONLY,1);
		SetDlgItemText(ID_SETLOCK,"加锁");
		SetDlgItemText(IDC_UNLOCK,"");
		GetDlgItem(ID_QUIT)->EnableWindow(true);
		user=0;

		ClipCursor(NULL);
		SystemParametersInfo(SPI_SETSCREENSAVERRUNNING,false,0,SPIF_UPDATEINIFILE);
		::ShowWindow (::FindWindow("Shell_TrayWnd",NULL),SW_SHOW);
	}	
}

void CLOCKDlg::OnQuit() 
{
	CAboutDlg dlg;
	dlg.DoModal();
    OnOK();	
}

BOOL CLOCKDlg::PreTranslateMessage(MSG* pMsg) 
{
    if(pMsg -> message == WM_KEYDOWN)
	{
        if(pMsg -> wParam == VK_ESCAPE)
			return TRUE;
	}	
	return CDialog::PreTranslateMessage(pMsg);
}

void CLOCKDlg::OnClose()
{	
}