嵌入式/单片机编程

开发平台：
Visual C++

OrderCourse.cpp：源码内容
							// OrderCourse.cpp : implementation file
//
#include "stdafx.h"
#include "MobileClient.h"
#include "OrderCourse.h"
#include "DataParsing.h"
// COrderCourse dialog
IMPLEMENT_DYNAMIC(COrderCourse, CDialog)
COrderCourse::COrderCourse(CWnd* pParent /*=NULL*/)
	: CDialog(COrderCourse::IDD, pParent)
{
CMobileClientApp* App=(CMobileClientApp*)AfxGetApp();
		App->m_tcp.OnRead = OnReadOrderCourse;
}
COrderCourse::~COrderCourse()
{
}
void COrderCourse::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	DDX_Control(pDX, IDC_LIST1, m_MenuList);
	DDX_Control(pDX, IDC_LIST2, m_OrderList);
	DDX_Control(pDX, IDC_COMBO1, m_combobox);
	DDX_Control(pDX, IDC_EDIT1, m_recv);
}
BEGIN_MESSAGE_MAP(COrderCourse, CDialog)
	
	ON_BN_CLICKED(IDC_BUTTON1, &COrderCourse::OnBnClickedAdd)
	ON_BN_CLICKED(IDDelete, &COrderCourse::OnBnClickedDelete)
	ON_BN_CLICKED(IDC_submit, &COrderCourse::OnBnClickedSubmit)
	ON_BN_CLICKED(IDC_CANCEL, &COrderCourse::OnBnClickedCancel)
END_MESSAGE_MAP()
//回调函数
void CALLBACK COrderCourse::OnReadOrderCourse(CWnd* pWnd,const char *buf,int len)
{
	
	
	CString strRecv(buf);
    CMobileClientApp* App = (CMobileClientApp*)AfxGetApp();
	App->context = strRecv;
	
	
}
BOOL COrderCourse::OnInitDialog()
{
	CDialog::OnInitDialog();
	CMobileClientApp* App=(CMobileClientApp*)AfxGetApp();
	//设置桌号
	m_combobox.AddString(_T("1"));
	m_combobox.AddString(_T("2"));
	m_combobox.AddString(_T("3"));
	m_combobox.AddString(_T("4"));
	m_combobox.AddString(_T("5"));
	m_combobox.AddString(_T("6"));
	m_combobox.AddString(_T("包厢1"));
	m_combobox.AddString(_T("包厢2"));
	m_combobox.AddString(_T("包厢3"));
	m_combobox.AddString(_T("包厢4"));
	
	m_MenuList.SetExtendedStyle(LVS_EX_FULLROWSELECT);
	m_MenuList.InsertColumn(0,_T("菜名"),LVCFMT_LEFT,120,-1);
	m_MenuList.InsertColumn(1,_T("价格"),LVCFMT_LEFT,100,-1);
	CStringList returnValue;
	CDataParsing *dp = new CDataParsing(App->context);
	dp->ProcessDataForDB(returnValue); 
	POSITION pos = returnValue.GetHeadPosition();
	Sleep(3000);
	CString tail;
	tail = returnValue.GetTail();
	//如果得到"END"结尾，解析，接收菜单
	if(tail==_T("END"))
	{
		int k = returnValue.GetCount();
		k = (k-2)/2;
		
		int i = 0;
		CString arg1;
		CString arg2;
		arg1 = returnValue.GetNext(pos);
		while(k)
		{	
			
			arg1 = returnValue.GetNext(pos);
	        arg2 = returnValue.GetNext(pos);
			m_MenuList.InsertItem(i,arg1);
			m_MenuList.SetItemText(i,1,arg2);
			k--;
			i++;
		}
	}
	m_OrderList.SetExtendedStyle(LVS_EX_FULLROWSELECT);
	m_OrderList.InsertColumn(0,_T("已选菜"),LVCFMT_LEFT,120,-1);
	m_OrderList.InsertColumn(1,_T("价格"),LVCFMT_LEFT,100,-1);
	return TRUE;
}
//添加餐单
void COrderCourse::OnBnClickedAdd()
{
	int nItem = -1;
	nItem = m_MenuList.GetNextItem(nItem, LVNI_SELECTED);  
	if(nItem == -1) return;
	CString selectDish;
	CString selectPrice;
	selectDish = m_MenuList.GetItemText(nItem,0);
	selectPrice = m_MenuList.GetItemText(nItem,1);
	m_OrderList.InsertItem(0,selectDish);
	m_OrderList.SetItemText(0,1,selectPrice);
	
}
//删除餐单中的菜品
void COrderCourse::OnBnClickedDelete()
{
	int nItem = -1;
	nItem = m_OrderList.GetNextItem(nItem, LVNI_SELECTED);  
	if(nItem == -1) return;
	m_OrderList.DeleteItem(nItem);
}
//提交餐单
void COrderCourse::OnBnClickedSubmit()
{
	CMobileClientApp* App=(CMobileClientApp*)AfxGetApp();
	int nItem = m_OrderList.GetItemCount();
	CTime tRecordTime = CTime::GetCurrentTime();
	CString strRecordTime = tRecordTime.Format(_T("%Y年%m月%d日%H:%M:%S"));
	CString sendOrderList;
	CString table;
	m_combobox.GetWindowTextW(table);
	sendOrderList = _T("M@")+table+_T("@")+strRecordTime+_T("@")+App->sername+_T("@");
	int i = 0;
	while(i < nItem-1 )
	{
		CString sendDish;
		sendDish = m_OrderList.GetItemText(i,0);
		CString sendPrice;
		sendPrice = m_OrderList.GetItemText(i,1);
		sendOrderList += sendDish +_T("$")+sendPrice +_T("*");
		i++;
	}
	sendOrderList += m_OrderList.GetItemText(nItem-1,0)+_T("$")+m_OrderList.GetItemText(nItem-1,1)+_T("@END");
	char * sendBuf;
	int sendLen = 0;
	sendLen = sendOrderList.GetLength();
	sendBuf = new char[sendLen*2];
	WideCharToMultiByte(CP_OEMCP,NULL,sendOrderList,-1,sendBuf,sendLen*2,NULL,FALSE);
	//若未选择桌号，提示重新选择
	while(table == _T(""))
		{
		AfxMessageBox(_T("请选择桌号"));
		return;
	
		}
	if (!App->m_tcp.SendData(sendBuf,sendLen*2))
	{
		AfxMessageBox(_T("发送餐单失败"));
	}
	delete []sendBuf;
	sendBuf = NULL;
	
	//返回是否发送餐单成功
	Sleep(3000);
	if (App->context == "M@1@END")
		m_recv.SetWindowTextW(_T("成功"));
	if (App->context == "M@0@END")
		m_recv.SetWindowTextW(_T("超时"));
}
//返回主界面
void COrderCourse::OnBnClickedCancel()
{
	OnCancel();
} 

						