webmonitordlg.cpp

Visual C++自动查询和智能代理程序设计书籍源码-WebMonitor

// WebMonitorDlg.cpp : implementation file
//

#include "stdafx.h"
#include "WebMonitor.h"
#include "WebMonitorDlg.h"
#include "CRobot.h"
#include "CRobotInternet.h"

#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()

/////////////////////////////////////////////////////////////////////////////
// CWebMonitorDlg dialog

CWebMonitorDlg::CWebMonitorDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CWebMonitorDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CWebMonitorDlg)
	m_status = _T("");
	m_url1 = _T("");
	m_url2 = _T("");
	m_url3 = _T("");
	m_url4 = _T("");
	m_url5 = _T("");
	//}}AFX_DATA_INIT
	// Note that LoadIcon does not require a subsequent DestroyIcon in Win32
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}

void CWebMonitorDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CWebMonitorDlg)
	DDX_Control(pDX, IDC_ICON5, m_icon5_ctl);
	DDX_Control(pDX, IDC_ICON4, m_icon4_ctl);
	DDX_Control(pDX, IDC_ICON3, m_icon3_ctl);
	DDX_Control(pDX, IDC_ICON2, m_icon2_ctl);
	DDX_Control(pDX, IDC_ICON1, m_icon1_ctl);
	DDX_Text(pDX, IDC_STATUS, m_status);
	DDX_Text(pDX, IDC_URL1, m_url1);
	DDX_Text(pDX, IDC_URL2, m_url2);
	DDX_Text(pDX, IDC_URL3, m_url3);
	DDX_Text(pDX, IDC_URL4, m_url4);
	DDX_Text(pDX, IDC_URL5, m_url5);
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CWebMonitorDlg, CDialog)
	//{{AFX_MSG_MAP(CWebMonitorDlg)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_WM_TIMER()
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CWebMonitorDlg message handlers

BOOL CWebMonitorDlg::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
	
	// TODO: Add extra initialization here

	bRunning = false;	

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

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

// *********
// *       *
// *  log  *
// *       *
// *********
// Description:	Outputs date, time, and message to fLog log file.

void CWebMonitorDlg::log(const CString& sMessage)
{
	CTime tNow;
	CString sNow;

	tNow = CTime::GetCurrentTime();
	sNow.Format("%02d/%02d/%04d %02d:%02d",
		tNow.GetMonth(), tNow.GetDay(), tNow.GetYear(),
		tNow.GetHour(), tNow.GetMinute());

	fLog.WriteString(sNow + " " + sMessage + "\n");
}

void CWebMonitorDlg::OnOK() 
{
	bRunning = true;

	UpdateData(true);
	m_status = "Running";
	GetDlgItem(IDOK)->EnableWindow(false);
	UpdateData(false);
	fLog.Open("WebMonitor.log",
			  CFile::modeCreate
			      | CFile::modeNoTruncate
				  | CFile::modeWrite);
	fLog.SeekToEnd();
	SetTimer(1, 1000, NULL);
}

void CWebMonitorDlg::OnTimer(UINT nIDEvent) 
{
	CRobotInternet internet;
	CString sHTML;
	int nResult;
	CString sErrMsg;
	
	KillTimer(1);

	CWaitCursor wc;
	
	m_status = "Checking sites...";
	UpdateData(false);

	log("Checking web sites");

	if (m_url1!="")
	{
		m_icon1_ctl.SetIcon(AfxGetApp()->LoadIcon(IDI_CHECKING));
		m_status = "Checking " + m_url1;
		UpdateData(false);
		m_icon1_ctl.UpdateWindow();
		if (internet.httpGet(m_url1, sHTML, nResult, sErrMsg))
			m_icon1_ctl.SetIcon(AfxGetApp()->LoadIcon(IDI_OK));
		else
		{
			m_icon1_ctl.SetIcon(AfxGetApp()->LoadIcon(IDI_ERR));
			log("    *** ERROR: Unable to access site " + m_url1);
			log("        CRobotInternet error: " + sErrMsg);
		} // End else
		m_icon1_ctl.UpdateWindow();
	} // End if

	if (m_url2!="")
	{
		m_icon2_ctl.SetIcon(AfxGetApp()->LoadIcon(IDI_CHECKING));
		m_status = "Checking " + m_url2;
		UpdateData(false);
		m_icon2_ctl.UpdateWindow();
		if (internet.httpGet(m_url2, sHTML, nResult, sErrMsg))
			m_icon2_ctl.SetIcon(AfxGetApp()->LoadIcon(IDI_OK));
		else
		{
			m_icon2_ctl.SetIcon(AfxGetApp()->LoadIcon(IDI_ERR));
			log("    *** ERROR: Unable to access site " + m_url2);
			log("        CRobotInternet error: " + sErrMsg);
		} // End else
		m_icon2_ctl.UpdateWindow();
	} // End if

	if (m_url3!="")
	{
		m_icon3_ctl.SetIcon(AfxGetApp()->LoadIcon(IDI_CHECKING));
		m_status = "Checking " + m_url3;
		UpdateData(false);
		m_icon3_ctl.UpdateWindow();
		if (internet.httpGet(m_url3, sHTML, nResult, sErrMsg))
			m_icon3_ctl.SetIcon(AfxGetApp()->LoadIcon(IDI_OK));
		else
		{
			m_icon3_ctl.SetIcon(AfxGetApp()->LoadIcon(IDI_ERR));
			log("    *** ERROR: Unable to access site " + m_url3);
			log("        CRobotInternet error: " + sErrMsg);
		} // End else
		m_icon3_ctl.UpdateWindow();
	} // End if

	if (m_url4!="")
	{
		m_icon4_ctl.SetIcon(AfxGetApp()->LoadIcon(IDI_CHECKING));
		m_status = "Checking " + m_url4;
		UpdateData(false);
		m_icon4_ctl.UpdateWindow();
		if (internet.httpGet(m_url4, sHTML, nResult, sErrMsg))
			m_icon4_ctl.SetIcon(AfxGetApp()->LoadIcon(IDI_OK));
		else
		{
			m_icon4_ctl.SetIcon(AfxGetApp()->LoadIcon(IDI_ERR));
			log("    *** ERROR: Unable to access site " + m_url4);
			log("        CRobotInternet error: " + sErrMsg);
		} // End else
		m_icon4_ctl.UpdateWindow();
	} // End if

	if (m_url5!="")
	{
		m_icon5_ctl.SetIcon(AfxGetApp()->LoadIcon(IDI_CHECKING));
		m_status = "Checking " + m_url5;
		UpdateData(false);
		m_icon5_ctl.UpdateWindow();
		if (internet.httpGet(m_url5, sHTML, nResult, sErrMsg))
			m_icon5_ctl.SetIcon(AfxGetApp()->LoadIcon(IDI_OK));
		else
		{
			m_icon5_ctl.SetIcon(AfxGetApp()->LoadIcon(IDI_ERR));
			log("    *** ERROR: Unable to access site " + m_url5);
			log("        CRobotInternet error: " + sErrMsg);
		} // End else
		m_icon5_ctl.UpdateWindow();
	} // End if

	m_status = "Waiting...";
	UpdateData(false);

	SetTimer(1, 60*1000, NULL);
}

void CWebMonitorDlg::OnCancel() 
{
	if (bRunning)
	{
		fLog.Close();
		bRunning = false;
		GetDlgItem(IDOK)->EnableWindow(true);
	} // End if
	else
	{
		CDialog::OnCancel();
	} // End else
}