// H7 ServerDlg.cpp : implementation file
//

#include "stdafx.h"
#include "H7 Server.h"
#include "H7 ServerDlg.h"
#include ".\h7 serverdlg.h"
#include <vector>

#ifdef _DEBUG
#define new DEBUG_NEW
#endif


    std::vector<CString> GetAvailableComPorts()
    {
        std::vector<CString> ports;

        for (int i = 1; i < 20; i++)
        {
		CString port;
		port.Format("COM%d", i);

	
            HANDLE handle = CreateFile(port,
                                       GENERIC_READ | GENERIC_WRITE,
                                       0,
                                       0,
                                       OPEN_EXISTING,
                                       0,
                                       NULL);

            if (handle != INVALID_HANDLE_VALUE)
            {
                CloseHandle(handle);
                ports.push_back(port);
            }
        }
        return ports;
    }

// 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()


// CH7ServerDlg dialog



CH7ServerDlg::CH7ServerDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CH7ServerDlg::IDD, pParent)
	, m_Start(0)
{
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}

void CH7ServerDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	DDX_Control(pDX, IDC_STATUS, m_Status);
	DDX_Control(pDX, IDC_BaudRate, m_BaudRate);
	DDX_Control(pDX, IDC_SERIAL, m_Serial);
	DDX_Control(pDX, IDC_STOP, m_Stop);
	DDX_Control(pDX, IDC_PORT, m_Port);
	DDX_Control(pDX, IDC_RESTART, m_Restart);
}

BEGIN_MESSAGE_MAP(CH7ServerDlg, CDialog)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	//}}AFX_MSG_MAP
	ON_BN_CLICKED(IDC_Start, OnBnClickedStart)
	ON_BN_CLICKED(IDC_TEST, OnBnClickedTest)
	ON_BN_CLICKED(IDC_RESTART, OnBnClickedRestart)
END_MESSAGE_MAP()


// CH7ServerDlg message handlers

BOOL CH7ServerDlg::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
	
	ServerInit();

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

void CH7ServerDlg::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 CH7ServerDlg::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 CH7ServerDlg::OnQueryDragIcon()
{
	return static_cast<HCURSOR>(m_hIcon);
}

void CH7ServerDlg::OnBnClickedStart()
{
// Get TCp port 
	CRegKey reg;
	reg.Create(HKEY_LOCAL_MACHINE, "SOFTWARE\\Projekt\\Server");
	unsigned long Port;
	reg.QueryDWORDValue("Port", Port);

// Add's user defined Baud-Rate to regedit before the server start.
	CString Baud;
	m_BaudRate.GetWindowText(Baud);
	reg.SetDWORDValue("BaudRate", atoi(Baud) );

	StartTcp();
}

int CH7ServerDlg::StartTcp(void)
{
// Gets the TCP Port number from regedit.
	unsigned long Port;
	CRegKey reg;
	reg.Create(HKEY_LOCAL_MACHINE, "SOFTWARE\\Projekt\\Server");
	reg.QueryDWORDValue("Port", Port);
	reg.Close();

// Restats the TCP Connection
	TcpServer.Close();

	TcpServer.Create(Port);
	TcpServer.Listen();

// Prints TCP Port number to the status box.
	CString tmp;
	tmp.Format("%d", Port);
	m_Port.SetWindowText(tmp);

	return 0;
}

void CH7ServerDlg::OnBnClickedRestart()
{
	CWaitCursor wait;		// Musen viser timeglas.
	CString Port;
	m_Port.GetWindowText(Port);
	CRegKey reg;
	reg.Create(HKEY_LOCAL_MACHINE, "SOFTWARE\\Projekt\\Server");
	reg.SetDWORDValue("Port", atoi(Port) );
	
	CString tmp;
	m_Serial.GetWindowText(tmp);
	reg.SetStringValue("Serial",tmp);
	reg.Close();
	StartTcp();
}

void CH7ServerDlg::OnBnClickedTest()
{
	
}
void CH7ServerDlg::ServerInit(void)
{
	int i;
	CRegKey reg;
// Sets values in baud-rate combo box	
	m_BaudRate.AddString("1200");					
	m_BaudRate.AddString("2400");					
	m_BaudRate.AddString("4800");	// Don't work, used for error test.			
	m_BaudRate.AddString("9600");					
	m_BaudRate.AddString("19200");

	unsigned long Baud;
	CString GetBaud;
	reg.Create(HKEY_LOCAL_MACHINE, "SOFTWARE\\Projekt\\Server");
	reg.QueryDWORDValue("BaudRate", Baud);

	switch (Baud)
	{
	case 1200:
		m_BaudRate.SetCurSel(0);
		break;
	case 2400:
		m_BaudRate.SetCurSel(1);
		break;
	case 4800:
		m_BaudRate.SetCurSel(2);
		break;
	case 9600:
		m_BaudRate.SetCurSel(3);
		break;
	case 19200:
		m_BaudRate.SetCurSel(4);
		break;
	default:
		m_BaudRate.SetCurSel(3);
		break;
	}

	m_BaudRate.GetWindowText(GetBaud);
	reg.SetDWORDValue("BaudRate", atoi(GetBaud) );

// Checks how many COM ports there are.
	std::vector<CString> Serial = GetAvailableComPorts();
	for (i=0; i<Serial.size(); i++)
		m_Serial.AddString(Serial[i]);

// Load saved settings from regedit.
	unsigned long Port;
	unsigned long BaudRate;

	// Used to format the loaded values.
	CString TPort;
	CString TBaudRate;

	reg.Create(HKEY_LOCAL_MACHINE, "SOFTWARE\\Projekt\\Server");
	reg.QueryDWORDValue("Port", Port);
	reg.QueryDWORDValue("BaudRate", BaudRate);

	char LoadCom[20];
	unsigned long size = 20;
	reg.QueryStringValue("Serial", LoadCom, &size);

	TPort.Format("%d", Port);
	TBaudRate.Format("%d", BaudRate);

	m_Port.SetWindowText(TPort);
	m_BaudRate.SetWindowText(TBaudRate);
	m_Serial.SetWindowText(LoadCom);

// Checks for valid COM port in regedit.
	for (i=0; i< Serial.size() ; i++)
	{
		if (LoadCom == Serial[i])
		{
			m_Serial.SetCurSel(i);
			break;
		}
	}
	if (i == Serial.size() )
	{
		m_Serial.SetCurSel(0);
		reg.SetStringValue("Serial", Serial[0]);
	}
	reg.Close();

}