login.cpp

码头手持机项目,用于统计集装箱,轮船的情况,手持机采用S3C2440处理器,数据传输采用2.4G无线,上位机用VC编写

// Login.cpp : implementation file
//

#include "stdafx.h"
#include "CTSClient.h"
#include "Login.h"

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

extern SOCKET clientSocket;
extern CString username;
extern CString password;
extern CString workDate;
extern CString workOrders;
/////////////////////////////////////////////////////////////////////////////
extern BOOL socketconnect;
/////////////////////////////////////////////////////////////////////////////
extern char recvbuf2[3072];

/////////////////////////////////////////////////////////////////////////////
// Login dialog


Login::Login(CWnd* pParent /*=NULL*/)
: CDialog(Login::IDD, pParent)
{
	//{{AFX_DATA_INIT(Login)
	m_username = _T("");
	m_password = _T("");
	login = false;
	//}}AFX_DATA_INIT
}


void Login::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(Login)
	DDX_Control(pDX, IDC_DATETIMEPICKER1, m_workDate);
	DDX_Control(pDX, IDC_COMBO1, m_workOrders);
	DDX_Text(pDX, IDC_USER_NAME, m_username);
	DDX_Text(pDX, IDC_PASSWORD, m_password);
	//}}AFX_DATA_MAP
}


BEGIN_MESSAGE_MAP(Login, CDialog)
//{{AFX_MSG_MAP(Login)
ON_BN_CLICKED(IDC_BUTTON2, OnButton2)
ON_BN_CLICKED(IDC_BUTTON3, OnButton3)
ON_WM_CANCELMODE()
ON_WM_CREATE()
ON_WM_CAPTURECHANGED()
//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// Login message handlers

void Login::OnButton2() 
{
	// TODO: Add your control notification handler code here
	
	/////////////////////////////////////////////////////////////////////////////////////
    if (!socketconnect)
    {
		MessageBox(_T("与服务器连接中断,请检查网络后重新登录该系统!"),_T("出错提示"));
		return;
    }
	/////////////////////////////////////////////////////////////////////////////////////
	
	UpdateData(true);
	
    if(m_username == VT_EMPTY){
		MessageBox(_T("请输入用户名称!!!"),_T("出错提示"));
		return;
	}
	if(m_password == VT_EMPTY){
		MessageBox(_T("请输入用户密码!!!"),_T("出错提示"));
		return;
	}
 
	///////////////////////////////////////////////////
	int selectIndex = 0;
	CString selectText = _T("");
	selectIndex = m_workOrders.GetCurSel();
	m_workOrders.GetLBText(selectIndex,selectText);

	CString workDateAsString = _T("");
    m_workDate.GetWindowText(workDateAsString); 
	////////////////////////////////////////////////////

	if(selectText == VT_EMPTY){
		MessageBox(_T("请选择作业班次!!!"),_T("出错提示"));
		return;
	}
	
	CString LSQL = _T("");	
	LSQL = " select objectId from ctsuser where userId = '"+m_username+"' and password = '"+m_password+"' "; 
	LSQL="   "+LSQL+'\0';
	
	int iSize = 0,retint = 0;
	char* pszMultiByte;
	iSize = WideCharToMultiByte(CP_ACP, 0, LSQL, -1, NULL, 0, NULL, NULL);
	pszMultiByte = (char*)malloc((iSize+1)*sizeof(char));
	WideCharToMultiByte(CP_ACP, 0, LSQL, -1, pszMultiByte, iSize, NULL, NULL);
	*pszMultiByte=3;
	pszMultiByte++;
	*pszMultiByte=iSize/256;
	pszMultiByte++;
	*pszMultiByte=iSize%256;
	pszMultiByte=pszMultiByte-2;
	
	int mint=send(clientSocket,pszMultiByte,iSize,0);
	free(pszMultiByte);
	delete pszMultiByte;

    retint=recv(clientSocket,recvbuf2,sizeof(recvbuf2),0);
	if (recvbuf2[0]==8 && retint==1)
	{
        MessageBox(_T("网络传输出错，请重新点击按钮再试一次!!!"),_T("提示"));
		return;
	}
	if (recvbuf2[0]==27){
		MessageBox(_T("该用户不存在或者密码错误,请重新输入!!!"),_T("出错提示"));
		login = false;
        m_username = _T("");
		m_password = _T("");
		UpdateData(false);
		return;
	}else
	{
		login = true;
		username = m_username;
		password = m_password;
		
		/////////////////////////////////////////////////
        workDate = workDateAsString;
		workOrders = selectText;
		/////////////////////////////////////////////////

		UpdateData(false);
		CDialog::OnCancel();
	}
}

void Login::OnButton3() 
{
	// TODO: Add your control notification handler code here
	CDialog::OnCancel();
}

BOOL Login::OnInitDialog() 
{
	CDialog::OnInitDialog();
	
	m_workOrders.SetCurSel(0);
	// TODO: Add extra initialization here
	
	return TRUE;  // return TRUE unless you set the focus to a control
	// EXCEPTION: OCX Property Pages should return FALSE
}

void Login::OnCancelMode() 
{
	CDialog::OnCancelMode();
	
	// TODO: Add your message handler code here
	
}

int Login::OnCreate(LPCREATESTRUCT lpCreateStruct) 
{
	if (CDialog::OnCreate(lpCreateStruct) == -1)
		return -1;
	
	// TODO: Add your specialized creation code here
	
	return 0;
}

void Login::OnCaptureChanged(CWnd *pWnd) 
{
	// TODO: Add your message handler code here
	
	CDialog::OnCaptureChanged(pWnd);
}