www.pudn.com > NetTraffic.rar > NetTrafficButtonDlg.cpp

/******************************************* 
 
	MFTrafficButton 
 
	Version:	1.0 
	Date:		31.10.2001 
	Author:		Michael Fatzi 
	Mail:		Michael_Fatzi@hotmail.com 
	Copyright 1996-1997, Keith Rule 
 
	You may freely use or modify this code provided this 
	Copyright is included in all derived versions. 
	 
	History: 10.2001 Startup 
 
	Handy little button control to display current  
	nettraffic as graph in a button. 
 
********************************************/ 
 
// NetTrafficButtonDlg.cpp : Implementierungsdatei 
// 
 
#include "stdafx.h" 
#include "NetTrafficButton.h" 
#include "NetTrafficButtonDlg.h" 
 
#ifdef _DEBUG 
#define new DEBUG_NEW 
#undef THIS_FILE 
static char THIS_FILE[] = __FILE__; 
#endif 
 
 
// Lets get a pointer to myself 
static CNetTrafficButtonDlg* me = NULL; 
// Remeber the selected interface number 
static int SelectedInterface = 0; 
// A handy callback function... 
static void CALLBACK interfaceHasChanged(int interfacenumber); 
 
 
class CAboutDlg : public CDialog 
{ 
public: 
	CAboutDlg(); 
	//{{AFX_DATA(CAboutDlg) 
	enum { IDD = IDD_ABOUTBOX }; 
	//}}AFX_DATA 
 
	//{{AFX_VIRTUAL(CAboutDlg) 
	protected: 
	virtual void DoDataExchange(CDataExchange* pDX); 
	//}}AFX_VIRTUAL 
 
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) 
		// Keine Nachrichten-Handler 
	//}}AFX_MSG_MAP 
END_MESSAGE_MAP() 
 
///////////////////////////////////////////////////////////////////////////// 
// CNetTrafficButtonDlg Dialogfield 
 
CNetTrafficButtonDlg::CNetTrafficButtonDlg(CWnd* pParent /*=NULL*/) 
	: CDialog(CNetTrafficButtonDlg::IDD, pParent) 
{ 
	//{{AFX_DATA_INIT(CNetTrafficButtonDlg) 
	//}}AFX_DATA_INIT 
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME); 
 
	// Important to set!!!! 
	me = this; 
} 
 
void CNetTrafficButtonDlg::DoDataExchange(CDataExchange* pDX) 
{ 
	CDialog::DoDataExchange(pDX); 
	//{{AFX_DATA_MAP(CNetTrafficButtonDlg) 
	DDX_Control(pDX, IDC_BUTTON3, m_cOutgoing); 
	DDX_Control(pDX, IDC_BUTTON2, m_cIncoming); 
	DDX_Control(pDX, IDC_BUTTON1, m_cTotalTraffic); 
	//}}AFX_DATA_MAP 
} 
 
BEGIN_MESSAGE_MAP(CNetTrafficButtonDlg, CDialog) 
	//{{AFX_MSG_MAP(CNetTrafficButtonDlg) 
	ON_WM_SYSCOMMAND() 
	ON_WM_PAINT() 
	ON_WM_QUERYDRAGICON() 
	//}}AFX_MSG_MAP 
END_MESSAGE_MAP() 
 
///////////////////////////////////////////////////////////////////////////// 
// CNetTrafficButtonDlg Message handler 
 
BOOL CNetTrafficButtonDlg::OnInitDialog() 
{ 
	CDialog::OnInitDialog(); 
 
	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); 
		} 
	} 
 
	SetIcon(m_hIcon, TRUE); 
	SetIcon(m_hIcon, FALSE); 
	 
 
	// Not necessary but nice initalisation of the controls 
	int SelectedInterface	= 0;	// Let us use the first found network connection 
	UINT timerresolution	= 1000;	// Well, I think a refresh of the netstatus every second is enough 
	UINT gridresolution		= 100;	// To fake the Taskmanager.... 
 
	m_cTotalTraffic.SetInterfaceNumber(SelectedInterface);							// Interface to monitor 
	m_cTotalTraffic.SelectTrafficType(MFTrafficButton::Traffic_Total);				// In this case the total traffic is monitored 
	m_cTotalTraffic.SetInterfaceNumberNotificationFunction(interfaceHasChanged);	// Set the callback handler to get informed... 
	m_cTotalTraffic.SetUpdateSpeed(timerresolution, gridresolution); 
 
	m_cOutgoing.SetInterfaceNumber(SelectedInterface); 
	m_cOutgoing.SelectTrafficType(MFTrafficButton::Traffic_Outgoing); 
	m_cOutgoing.SetInterfaceNumberNotificationFunction(interfaceHasChanged); 
	m_cOutgoing.SetUpdateSpeed(timerresolution, gridresolution); 
 
	m_cIncoming.SetInterfaceNumber(SelectedInterface); 
	m_cIncoming.SelectTrafficType(MFTrafficButton::Traffic_Incoming); 
	m_cIncoming.SetInterfaceNumberNotificationFunction(interfaceHasChanged); 
	m_cIncoming.SetUpdateSpeed(timerresolution, gridresolution); 
 
	 
	return TRUE;   
} 
 
void CNetTrafficButtonDlg::OnSysCommand(UINT nID, LPARAM lParam) 
{ 
	if ((nID & 0xFFF0) == IDM_ABOUTBOX) 
	{ 
		CAboutDlg dlgAbout; 
		dlgAbout.DoModal(); 
	} 
	else 
	{ 
		CDialog::OnSysCommand(nID, lParam); 
	} 
} 
 
 
void CNetTrafficButtonDlg::OnPaint()  
{ 
	if (IsIconic()) 
	{ 
		CPaintDC dc(this); 
 
		SendMessage(WM_ICONERASEBKGND, (WPARAM) dc.GetSafeHdc(), 0); 
 
		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; 
 
		dc.DrawIcon(x, y, m_hIcon); 
	} 
	else 
	{ 
		CDialog::OnPaint(); 
	} 
} 
 
HCURSOR CNetTrafficButtonDlg::OnQueryDragIcon() 
{ 
	return (HCURSOR) m_hIcon; 
} 
 
 
// 'So called' callback function for handling messages from the Buttons 
// Here you can react on interface number changes 
static void CALLBACK interfaceHasChanged(int interfacenumber) 
{ 
	SelectedInterface = interfacenumber; 
	CString text; 
	text.Format("NetTrafficButton using Interface: %d",SelectedInterface); 
	me->SetWindowText(text); 
}