// IRQSMDlg.cpp : implementation file
//

#include "stdafx.h"
#include "IRQSAMP.h"
#include "IRQSMDlg.h"
#include "Win32IRQ.h"
#include "ACCES32.h"
#include "IRQThrd.h"

CIRQThrd	*thread;

#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

/////////////////////////////////////////////////////////////////////////////
// CIRQSAMPDlg dialog

CIRQSAMPDlg::CIRQSAMPDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CIRQSAMPDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CIRQSAMPDlg)
	m_BaseAddress = _T("");
	m_BusNumber = 0;
	m_BusType = _T("");
	m_IRQ = 0;
	m_IRQCount = _T("  IRQ Count: 0");
	m_Status = _T("  Enter Base, IRQ and Clear Offset, then Initialize");
	m_ClearOffset = _T("");
	m_Offset = _T("");
	m_Value = _T("");
	m_ReadWriteRadio = 0;
	//}}AFX_DATA_INIT
	// Note that LoadIcon does not require a subsequent DestroyIcon in Win32
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}

void CIRQSAMPDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CIRQSAMPDlg)
	DDX_Control(pDX, IDC_STARTBUTTON, m_StartButton);
	DDX_Control(pDX, IDC_ABORTBUTTON, m_AbortButton);
	DDX_Control(pDX, IDC_WRITEBUTTON, m_WriteButton);
	DDX_Text(pDX, IDC_BASE, m_BaseAddress);
	DDX_Text(pDX, IDC_BUSNUMBER, m_BusNumber);
	DDX_CBString(pDX, IDC_BUSTYPE, m_BusType);
	DDX_Text(pDX, IDC_IRQ, m_IRQ);
	DDX_Text(pDX, IDC_LABEL, m_IRQCount);
	DDX_Text(pDX, IDC_STATUS, m_Status);
	DDX_Text(pDX, IDC_LATCH, m_ClearOffset);
	DDX_Text(pDX, IDC_OFFSET, m_Offset);
	DDX_Text(pDX, IDC_VALUE, m_Value);
	DDX_Radio(pDX, IDC_RADIO1, m_ReadWriteRadio);
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CIRQSAMPDlg, CDialog)
	//{{AFX_MSG_MAP(CIRQSAMPDlg)
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_BN_CLICKED(IDC_INITBUTTON, OnInitbutton)
	ON_BN_CLICKED(IDC_STARTBUTTON, OnStartbutton)
	ON_BN_CLICKED(IDC_WRITEBUTTON, OnWritebutton)
	ON_BN_CLICKED(IDC_EXITBUTTON, OnExitbutton)
	ON_BN_CLICKED(IDC_READBUTTON, OnReadbutton)
	ON_BN_CLICKED(IDC_ABORTBUTTON, OnAbortbutton)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CIRQSAMPDlg message handlers

BOOL CIRQSAMPDlg::OnInitDialog()
{
	CDialog::OnInitDialog();

	// 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

   if (InPortB(0x61) == 0xAA55) {
      MessageBox("ACCESNT.SYS not detected. Please copy ACCESNT.SYS into [NT]/system32/drivers and re-run this sample.", "Warning", MB_OK);
   }

	m_AbortButton.EnableWindow(false);
	
	return TRUE;  // return TRUE  unless you set the focus to a control
}

// 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 CIRQSAMPDlg::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 CIRQSAMPDlg::OnQueryDragIcon()
{
	return (HCURSOR) m_hIcon;
}

// Note: Everything before this point was created by Visual C++

void CIRQSAMPDlg::OnInitbutton() 
{
	short BT = InterfaceTypeUndefined;
	unsigned long BaseAddress;
	unsigned short ClearOffset;

	UpdateData(true);
	if (m_BusType == "PCI")
		BT = PCIBus;
	else if (m_BusType == "ISA")
		BT = Isa;
	
	sscanf(m_BaseAddress, "%lx", &BaseAddress);
	sscanf(m_ClearOffset, "%lx", &ClearOffset);

	unsigned char Success;
	if (m_ReadWriteRadio == 0)
		Success = InitGenDriver(BaseAddress, m_IRQ, BT, m_BusNumber, ClearOffset, WRITE_TO_CLEAR);
	else
		Success = InitGenDriver(BaseAddress, m_IRQ, BT, m_BusNumber, ClearOffset, READ_TO_CLEAR);

	if (Success)
		m_Status = "  Setup card using Write Port, then press Start Acquisition";
	else
		m_Status = "  Driver Error During Initialization";

	UpdateData(false);
}

void CIRQSAMPDlg::OnStartbutton() 
{
	UpdateData(true);
	thread = (CIRQThrd*)AfxBeginThread(RUNTIME_CLASS(CIRQThrd),THREAD_PRIORITY_NORMAL,0,CREATE_SUSPENDED,NULL);
	thread->InitWnd(m_hWnd);
	thread->ResumeThread();
	m_StartButton.EnableWindow(false);
	m_AbortButton.EnableWindow(true);
}

void CIRQSAMPDlg::OnWritebutton() 
{
	unsigned long Base;
	unsigned short Offset;
	unsigned char Value;

	UpdateData(true);
	sscanf(m_BaseAddress, "%lx", &Base);
	sscanf(m_Offset, "%lx", &Offset);
	sscanf(m_Value, "%lx", &Value);
	OutPortB(Base + Offset, Value);
}

void CIRQSAMPDlg::OnExitbutton() 
{
	exit(0);
}


void CIRQSAMPDlg::OnReadbutton() 
{
	unsigned long Base;
	unsigned short Offset;
	unsigned short Value;
	char text[16];

	UpdateData(true);
	sscanf(m_BaseAddress, "%lx", &Base);
	sscanf(m_Offset, "%lx", &Offset);
	Value = InPortB(Base + Offset);
	sprintf(text, "%x", Value);
	m_Value = text;
	UpdateData(false);
}

void CIRQSAMPDlg::OnAbortbutton() 
{
	thread->Terminated = true;
	AbortRequest();
	m_Status = "Aborted - press Start Acquisition to resume";
	UpdateData(false);
	m_StartButton.EnableWindow(true);
	m_AbortButton.EnableWindow(false);
}