showdata.cpp

本程序是基于winCE开发应用sqlite数据库 数据库在程序当中附有 可以在虚拟机以及设别上查看功能！WinCE编译通过

// ShowData.cpp : implementation file
//

#include "stdafx.h"
#include "The Time Of Day.h"
#include "The Time Of DayDlg.h"
#include "ShowData.h"
#include <atlconv.h>
#include "Condition.h"
#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

static int m_inumber;
/////////////////////////////////////////////////////////////////////////////
// CShowData property page

IMPLEMENT_DYNCREATE(CShowData, CPropertyPage)

CShowData::CShowData() : CPropertyPage(CShowData::IDD)
{


	m_IsAirplane = true;
	m_inumber = 0;
	//{{AFX_DATA_INIT(CShowData)
	// NOTE: the ClassWizard will add member initialization here
	//}}AFX_DATA_INIT
}

CShowData::~CShowData()
{
}

void CShowData::DoDataExchange(CDataExchange* pDX)
{
	CPropertyPage::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CShowData)
	DDX_Control(pDX, IDC_LIST_info, m_DataInfo);
	//}}AFX_DATA_MAP
}


BEGIN_MESSAGE_MAP(CShowData, CPropertyPage)
	//{{AFX_MSG_MAP(CShowData)
	ON_WM_PAINT()
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CShowData message handlers

void CShowData::OnPaint() 
{
	const CPaintDC dc(this); // device context for painting
	//使的控件和对话框相当大

/*	CRect tabRect;
	GetClientRect(&tabRect);
	m_DataInfo.MoveWindow(&tabRect);*/

	// TODO: Add your message handler code here
	if(m_IsAirplane)
	{
		OpenSqlite();
		USES_CONVERSION;
		CCondition *m_Condition = new CCondition();
		//拼接字符串
		CString strSql = "select AronefTimeID,ArodromeStart,b.ArodromeName as ArodromeEnd,";
		strSql += "TimeStart,TimeEnd,AronefType,Stop,Periods,a.CompanyName as CompanyName ";
		strSql += "from(select AronefTimeID,ArodromeName as ArodromeStart,ArodromeEnd,";
		strSql += "TimeStart,TimeEnd,AronefType,Stop,Periods,CompanyID ";
		strSql += "from tbAronefTime a ,tbArodrome b where a.ArodromeStart=b.ArodromeID ";

		//限制条件起始地
		CString Values = m_Condition->GetAddStart();
		if(Values != L"")
			strSql += "and arodromeStart in (select ArodromeID from tbArodrome where Locus like '" + Values +"')" ;
			
		//限制条件目的地
		Values = m_Condition->GetAddEnd();
		if(Values != L"")
			strSql += "and ArodromeEnd in (select ArodromeID from tbArodrome where Locus like '" + Values + "') ";
		
		//限制条件时间
		Values = m_Condition->GetAddWeek();
		if(Values != L"")
			strSql += "and Periods like '%" + Values + "%' ";
		
		//限制条件航空公司
		Values = m_Condition->GetAddCompany();
		if(Values != L"所有航空公司")
			strSql += "and a.CompanyID =(select CompanyID from tbAronefCompany where CompanyName = '" + Values + "') ";

		strSql += "ORDER BY TimeStart) as c,tbArodrome as b,tbAronefCompany as a ";
		strSql += "where ArodromeEnd = ArodromeID and a.CompanyID = c.CompanyID ";	
		
		//获取表中信息
		char *errmsg = NULL;
		char *sql = (char*)W2A((LPCTSTR)strSql);
		sqlite3_get_table( db, sql, &m_tableResult, &m_nRow, &m_nColumn, &errmsg);
		sqlite3_close(db);
		delete m_Condition;
		m_Condition = NULL;
	}
	//火车
	else
	{
		//
		//

	}

	//判断是否存在数据
	if(m_nRow != 0 && m_nColumn !=0)
	{
		//删除
		m_DataInfo.DeleteAllItems();

		int num = 0;
		while(num < 4)
		{
			for (int j = 0; j < m_inumber; j++)
			{
				m_DataInfo.DeleteColumn(j);
			}
			num++;
		}
		m_inumber = m_nColumn;

		//插入字段名
		CString strValue;
		for (int i = 0; i <m_nColumn; i++)
		{
			strValue = m_tableResult[i];
			m_DataInfo.InsertColumn(i,strValue);
			m_DataInfo.SetColumnWidth(i,strlen(m_tableResult[i])+100);
		}
		//插入数据
		int number = m_nColumn;
		for (int k = 0; k < m_nRow; k++)
		{
			m_DataInfo.InsertItem(k,L"");
			for(int j = 0; j < m_nColumn; j++)
			{
				strValue = m_tableResult[number];
				m_DataInfo.SetItemText(k, j, strValue);
				number++;
			}
		}
	}

	// Do not call CPropertyPage::OnPaint() for painting messages
}
	//创建打开sqlite数据库
void CShowData::OpenSqlite()
{	
	sqlite3 *sdb;
	CString szPath;
	wchar_t pBuf[256];
	GetModuleFileName(NULL,pBuf,sizeof(pBuf)/sizeof(wchar_t));
	szPath=pBuf;
	szPath = szPath.Left(szPath.ReverseFind('\\')+1);
	szPath += "\\time.db";
	if(szPath.Find('\\') == 0)
		szPath.Delete(0,2);
	USES_CONVERSION;
	char *buffer = (char*)W2A((LPCTSTR)szPath);	

	if(SQLITE_OK!=sqlite3_open(buffer,&sdb))
	{	CString errmsg = sqlite3_errmsg(sdb);
		MessageBox(errmsg,NULL,MB_OK | MB_ICONERROR);
		sqlite3_close(sdb);
		return;
	}
	db = sdb;
}

BOOL CShowData::OnInitDialog() 
{
	CPropertyPage::OnInitDialog();
	
	// TODO: Add extra initialization here
	
	return TRUE;  // return TRUE unless you set the focus to a control
	              // EXCEPTION: OCX Property Pages should return FALSE
}