logindlg.cpp

实现了一个聊天系统的客户端

// LoginDlg.cpp : implementation file
//

#include "stdafx.h"
#include "MyQQClient.h"
#include "LoginDlg.h"

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

/////////////////////////////////////////////////////////////////////////////
// CLoginDlg dialog


CLoginDlg::CLoginDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CLoginDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CLoginDlg)
	m_iID = 10000001;
	m_iPSW = 123456;
	//}}AFX_DATA_INIT
	nResponse = 0;
}


void CLoginDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CLoginDlg)
	DDX_Control(pDX, IDC_PSW, m_editPSW);
	DDX_Control(pDX, IDC_ID, m_editID);
	DDX_Control(pDX, IDC_MSG_PSW, m_msgPSW);
	DDX_Control(pDX, IDC_MSG_OTHER, m_msgOTHER);
	DDX_Control(pDX, IDC_MSG_ID, m_msgID);
	DDX_Control(pDX, IDC_REGISTER, m_btnRegister);
	DDX_Control(pDX, IDC_LOGIN, m_btnLogin);
	DDX_Text(pDX, IDC_ID, m_iID);
	DDX_Text(pDX, IDC_PSW, m_iPSW);
	//}}AFX_DATA_MAP
}


BEGIN_MESSAGE_MAP(CLoginDlg, CDialog)
	//{{AFX_MSG_MAP(CLoginDlg)
	ON_WM_CTLCOLOR()
	ON_WM_PAINT()
	ON_BN_CLICKED(IDC_LOGIN, OnLogin)
	ON_BN_CLICKED(IDC_REGISTER, OnRegister)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CLoginDlg message handlers

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

void CLoginDlg::OnCancel() 
{
	// TODO: Add extra cleanup here
	nResponse = 0;

	CDialog::OnCancel();
}

BOOL CLoginDlg::OnInitDialog() 
{
	CDialog::OnInitDialog();
	
	// TODO: Add extra initialization here
	m_msgID	.SetType(1);
	m_msgPSW.SetType(1);
	m_msgOTHER.SetType(1);

	return TRUE;  // return TRUE unless you set the focus to a control
	              // EXCEPTION: OCX Property Pages should return FALSE
}

HBRUSH CLoginDlg::OnCtlColor(CDC* pDC, CWnd* pWnd, UINT nCtlColor) 
{
	HBRUSH hbr = CDialog::OnCtlColor(pDC, pWnd, nCtlColor);

	// TODO: Change any attributes of the DC here
	
	// TODO: Return a different brush if the default is not desired
	return hbr;
}

void CLoginDlg::OnPaint() 
{
	CPaintDC dc(this); // device context for painting
	
	// TODO: Add your message handler code here
	CRect rect;
	GetClientRect(&rect);

	CBrush * br = new CBrush(RGB(192,192,255));
	if ( br ) {
		dc.FillRect(&rect,br);
		delete br;
	}

	// Do not call CDialog::OnPaint() for painting messages
}

void CLoginDlg::OnLogin() 
{
	// TODO: Add your control notification handler code here
	UpdateData(TRUE);

	CString str;
	char buff[64];

	m_editID.GetWindowText(buff,64);
	str.Format("%s",buff);

	if(str.GetLength()==0) {
		MessageBox("请输入帐号！");
		return ;
	}
	else if(str.GetLength() < 8) {
		MessageBox("您输入的帐号不足8位，请重新输入！");
		return ;
	}

	m_editPSW.GetWindowText(buff,64);
	str.Format("%s",buff);

	if(str.GetLength()==0) {
		MessageBox("请输入密码！");
		return ;
	}
	else if(str.GetLength() < 6) {
		MessageBox("您输入的密码不足6位，请重新输入！");
		return ;
	}

	nResponse = 1;

	CDialog::OnOK();	
}

void CLoginDlg::OnRegister() 
{
	// TODO: Add your control notification handler code here
	nResponse = 2;

	CDialog::OnOK();	
}