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Temperature Convert:An XML Web service Using ATL Server and MFC Client

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6 Mar 20073 min read 53.3K   707   20  
An XML Web Service using ATL Server and Called by MFC Client
// TempConvertClientDlg.cpp : implementation file
//

#include "stdafx.h"
#include "TempConvertClient.h"
#include "TempConvertClientDlg.h"
#include "TempConvertService.h"
using namespace TempConvertService;

#ifdef _DEBUG
#define new DEBUG_NEW
#endif

#define MAX_TEMPRETURE 1000000.0
#define MIN_TEMPRETURE -1000000.0

// CAboutDlg dialog used for App About

class CAboutDlg : public CDialog
{
public:
	CAboutDlg();

// Dialog Data
	enum { IDD = IDD_ABOUTBOX };

	protected:
	virtual void DoDataExchange(CDataExchange* pDX);    // DDX/DDV support

// Implementation
protected:
	DECLARE_MESSAGE_MAP()
};

CAboutDlg::CAboutDlg() : CDialog(CAboutDlg::IDD)
{
}

void CAboutDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
}

BEGIN_MESSAGE_MAP(CAboutDlg, CDialog)
END_MESSAGE_MAP()


// CTempConvertClientDlg dialog




CTempConvertClientDlg::CTempConvertClientDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CTempConvertClientDlg::IDD, pParent)
{
	m_dTempF=0.0;
	m_dTempC=0.0;
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}

void CTempConvertClientDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	DDX_Text(pDX, IDC_FAHRENHEIT, m_dTempF);
	//DDV_MinMaxDouble(pDX, m_dTempF, MIN_TEMPRETURE, MAX_TEMPRETURE);
	DDX_Text(pDX, IDC_CELCIUS, m_dTempC);
	//DDV_MinMaxDouble(pDX, m_dTempC, MIN_TEMPRETURE, MAX_TEMPRETURE);
}

BEGIN_MESSAGE_MAP(CTempConvertClientDlg, CDialog)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	//}}AFX_MSG_MAP
	ON_BN_CLICKED(IDC_CONVERT, OnConvert)
	ON_BN_CLICKED(IDC_RADIOC2F, OnBnClickedC2F)
	ON_BN_CLICKED(IDC_RADIOF2C, OnBnClickedF2C)
END_MESSAGE_MAP()


// CTempConvertClientDlg message handlers

BOOL CTempConvertClientDlg::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

	//Initial to Set The first IDC_RADIOF2C checked
	CButton *pRadio=(CButton *)GetDlgItem(IDC_RADIOF2C);
	pRadio->SetCheck(1);

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

void CTempConvertClientDlg::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 CTempConvertClientDlg::OnPaint()
{
	if (IsIconic())
	{
		CPaintDC dc(this); // device context for painting

		SendMessage(WM_ICONERASEBKGND, reinterpret_cast<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 function to obtain the cursor to display while the user drags
//  the minimized window.
HCURSOR CTempConvertClientDlg::OnQueryDragIcon()
{
	return static_cast<HCURSOR>(m_hIcon);
}

void CTempConvertClientDlg::OnConvert()
{
	UpdateData(TRUE);

    CoInitialize(NULL);
	HRESULT hr = S_OK;

	//Get Radio state
	UINT m_iRadio=GetCheckedRadioButton(IDC_RADIOF2C,IDC_RADIOC2F);
	GetDlgItem(IDC_CONVERT)->EnableWindow(FALSE);
    
	CTempConvertService *pTempCon=new CTempConvertService;
	switch(m_iRadio){
		case IDC_RADIOC2F:
			double dFah;
			hr=pTempCon->ConTempCel2Fah(m_dTempC,&dFah);
			if(SUCCEEDED(hr)){
				m_dTempF=dFah; 
				GetDlgItem(IDC_CONVERT)->EnableWindow();
				UpdateData(FALSE);
			}else{
				MessageBox(_T("Convert Service Failed!"),_T("Service Failed"),MB_OK | MB_ICONHAND);
			}
		case IDC_RADIOF2C:
			double dCel;
			hr=pTempCon->ConTempFah2Cel(m_dTempF,&dCel);
			if(SUCCEEDED(hr)){
				m_dTempC=dCel;
				GetDlgItem(IDC_CONVERT)->EnableWindow();
				UpdateData(FALSE);
			}else{
				MessageBox(_T("Convert Service Failed!"),_T("Service Failed"),MB_OK | MB_ICONHAND);
			}
	}

   delete pTempCon;
   CoUninitialize();
}

void CTempConvertClientDlg::OnBnClickedC2F()
{
	//Send Message to call Button IDC_CONVERT
	GetDlgItem(IDC_CONVERT)->SendMessage(BM_CLICK,0,0);
}

void CTempConvertClientDlg::OnBnClickedF2C()
{
	//Send Message to call Button IDC_CONVERT 
	GetDlgItem(IDC_CONVERT)->SendMessage(BM_CLICK,0,0);
}

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Written By
Web Developer
China China
I am favor to use C\C++,MFC,ATL,COM and JavaScript to program, and interesting in network security as well.In my spare time,I like playingbasketball,Climbing.I now live in Beijing,China.It is nice to go along the red walls around the Forbitten City.

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