posclientdlg.cpp

一个简易超市系统,有进货,销售.等功能 对学习有C++数据库操作有一定的帮助

// PosClientDlg.cpp : implementation file
// 主窗口类

#include "stdafx.h"
#include "PosClient.h"
#include "PosClientDlg.h"
#include "Users.h"
#include "Goods.h"
#include "LoginDlg.h"
#include "Global.h"
#include "LockWin.h"
#include "UnlockWin.h"
#include "ChangId.h"
#include "FindGoods.h"
#include "ZheKouDan.h"
#include "ZheKouAll.h"
#include "Sells.h"
#include "Sellinfo.h"
#include "ADOConn.h"
#include "DelGoods.h"
#include "DelAll.h"
#include "ExitSys.h"
#include "Next.h"

extern CUsers curUser;
extern CGoods curGood;
extern CString temppsw;
extern float zhekou;
extern float allzhekou;
extern float allmoney;
extern int count;
extern CString uid;
extern int sellid;
extern CString exchangnum;


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

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

/////////////////////////////////////////////////////////////////////////////
// CPosClientDlg dialog

CPosClientDlg::CPosClientDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CPosClientDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CPosClientDlg)
	m_good_id = _T("");
	m_good_num = 1;
	m_num = _T("");
	m_all_money = _T("");
	m_return_money = _T("");
	m_zk = _T("1.00");
	m_recive_money = _T("");
	m_userid = _T("");
	//}}AFX_DATA_INIT
	// Note that LoadIcon does not require a subsequent DestroyIcon in Win32
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}

void CPosClientDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CPosClientDlg)
	DDX_Control(pDX, IDC_STATIC_RETURN_MONEY, m_returnmoney);
	DDX_Control(pDX, IDC_STATIC_ALL_MONEY, m_allmoney);
	DDX_Control(pDX, IDC_EDIT_RECIVE_MONEY, m_recive);
	DDX_Control(pDX, IDC_EDIT_GOOD_NUM, m_goodnum);
	DDX_Control(pDX, IDC_EDIT_GOOD_ID, m_id);
	DDX_Control(pDX, IDC_LIST2, m_ListCtrl);
	DDX_Text(pDX, IDC_EDIT_GOOD_ID, m_good_id);
	DDX_Text(pDX, IDC_EDIT_GOOD_NUM, m_good_num);
	DDX_Text(pDX, IDC_EDIT_NUM, m_num);
	DDX_Text(pDX, IDC_STATIC_ALL_MONEY, m_all_money);
	DDX_Text(pDX, IDC_STATIC_RETURN_MONEY, m_return_money);
	DDX_Text(pDX, IDC_STATIC_ZHEKOU, m_zk);
	DDX_Text(pDX, IDC_EDIT_RECIVE_MONEY, m_recive_money);
	DDX_Text(pDX, IDC_USERID_STATIC, m_userid);
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CPosClientDlg, CDialog)
	//{{AFX_MSG_MAP(CPosClientDlg)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_BN_CLICKED(IDC_BUTTON11, OnInput)
	ON_BN_CLICKED(IDC_BUTTON7, OnDanZhekou)
	ON_BN_CLICKED(IDC_BUTTON8, OnAllZheKou)
	ON_BN_CLICKED(IDC_BUTTON10, OnExit)
	ON_BN_CLICKED(IDC_BUTTON1, OnReceiveMoney)
	ON_BN_CLICKED(IDC_BUTTON5, OnChangId)
	ON_BN_CLICKED(IDC_BUTTON6, OnLockWin)
	ON_BN_CLICKED(IDC_BUTTON4, OnFindGoods)
	ON_BN_CLICKED(IDC_BUTTON2, OnDelGoods)
	ON_BN_CLICKED(IDC_BUTTON3, OnDelAll)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CPosClientDlg message handlers

BOOL CPosClientDlg::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

	CLoginDlg dlg;
	if (dlg.DoModal() != IDOK)
		OnOK();
	else
 //读取用户信息到curUser对象中
		curUser.GetData(dlg.m_UserName);
	m_ListCtrl.SetExtendedStyle(LVS_EX_FULLROWSELECT|LVS_EX_GRIDLINES);//对
    m_ListCtrl.InsertColumn(0,_T("序号"),LVCFMT_IMAGE|LVCFMT_LEFT);    //列
    m_ListCtrl.InsertColumn(1,"商品编码");							   //表
    m_ListCtrl.InsertColumn(2,"商品名称");							   //框
    m_ListCtrl.InsertColumn(3,"单价");								   //进
    m_ListCtrl.InsertColumn(4,"数量");								   //行
    m_ListCtrl.InsertColumn(5,"折扣");								   //初
    m_ListCtrl.InsertColumn(6,"金额");								   //始
	m_ListCtrl.SetColumnWidth(0,60);								   //化
	m_ListCtrl.SetColumnWidth(1,98);								   //
	m_ListCtrl.SetColumnWidth(2,280);								   //
	m_ListCtrl.SetColumnWidth(3,80);								   //
	m_ListCtrl.SetColumnWidth(4,80);								   //
	m_ListCtrl.SetColumnWidth(5,80);								   //
	m_ListCtrl.SetColumnWidth(6,85);								   //
	zhekou=allzhekou=1.0;
	CSells sell;
	CSellinfo sellinfo;
	sellid=sell.LastID()+1;
	count=sellid-1;
	CString ttt;
	ttt.Format("%d",count);
	sell.GetData(ttt);
	int a;
	CString sss;
	a=atoi(sellinfo.LastID())+1;
	sss.Format("%d",a);
	//判断有没有因为系统非法关闭而在数据库在添加了多余的商品,有的话就删除
	if(sell.getN()==sss) {sell.sqldel(sell.getN());sellid=sell.LastID()+1;count=sellid-1;}
	exchangnum.Format("%d",a);
	UpdateData(true);
	m_userid.Format(curUser.GetUserId());
	UpdateData(false);
	iii=0;
	CFont myFont1;							 //设
	CWnd*   pWnd;							 //置
	myFont1.CreatePointFont(300,"Rockwell"); //控
	pWnd=GetDlgItem(IDC_STATIC_ALL_MONEY);   //件
	pWnd->SetFont(&myFont1);				 //的
	pWnd=GetDlgItem(IDC_STATIC_RETURN_MONEY);//字
	pWnd->SetFont(&myFont1);				 //体

	return TRUE;  // return TRUE  unless you set the focus to a control
}

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

void CPosClientDlg::OnInput() 
{//商品输入函数
	UpdateData(true);
	CGoods good;
	CSells sell;
	CString s,goodid;
	int num;
	float temp=0;
	goodid=m_good_id;
	num=m_good_num;
	m_ListCtrl.DeleteAllItems();
	//设置控件字体
	CFont myFont1;
	CWnd*   pWnd;   
	myFont1.CreatePointFont(280,"Rockwell");   
	pWnd=GetDlgItem(IDC_STATIC_ALL_MONEY);   
	pWnd->SetFont(&myFont1);  
	pWnd=GetDlgItem(IDC_STATIC_RETURN_MONEY);   
	pWnd->SetFont(&myFont1);
	if(good.HaveId(goodid)==1)
	{
	good.GetData(goodid);
	//判断商品库存是否有
	if(good.GetGoodsNum()<=0)
	{
		MessageBox("购买失败!没有库存!","提示");
		UpdateData(true);
		m_good_id="";
		m_id.SetFocus();
		UpdateData(false);
		return;
	}
	}
	else 
	{
		MessageBox("没有此商品!请确认后重新输入商品编号!","友情提示");
		m_good_id="";
		UpdateData(false);
		m_id.SetFocus();
		Show(exchangnum);
		return;
	}
	//往数据库在添加销售信息
	sell.iId(sellid);
	sell.insId(m_good_id);
	sell.insNum(m_good_num);
	sell.insDiscount(zhekou);
	sell.insN(exchangnum);
	sell.sql_insert();
	Show(exchangnum);
	goodids[iii]=goodid;
	goodnums[iii]=num;
	iii++;
	m_good_id="";
	m_good_num=1;
	zhekou=1.0;
	sellid++;
	m_zk.Format("1.00");
	m_id.SetFocus();