// PortIODlg.cpp : implementation file
//

#include "stdafx.h"
#include "PortIO.h"
#include "PortIODlg.h"
#include "dlportio.h"

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

#define BYTEIO  0
#define WORDIO  1
#define DWORDIO 2
#define HEXNUM  0
#define DECNUM  1


/////////////////////////////////////////////////////////////////////////////
// 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()

/////////////////////////////////////////////////////////////////////////////
// CPortIODlg dialog

CPortIODlg::CPortIODlg(CWnd* pParent /*=NULL*/)
  : CDialog(CPortIODlg::IDD, pParent)
{
  //{{AFX_DATA_INIT(CPortIODlg)
  m_addr = 0;
  m_value = 0;
  m_ioSize = -1;
  m_numberFormat = -1;
  //}}AFX_DATA_INIT
  // Note that LoadIcon does not require a subsequent DestroyIcon in Win32
  m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}

void CPortIODlg::DoDataExchange(CDataExchange* pDX)
{
  CDialog::DoDataExchange(pDX);

  UINT       oldBase = 0;

  if (pDX->m_bSaveAndValidate) {
    oldBase = m_SpinAddr.GetBase();
    m_SpinAddr.SetBase(10);
    m_SpinValue.SetBase(10);
  }

  //{{AFX_DATA_MAP(CPortIODlg)
  DDX_Control(pDX, IDC_SPIN_VALUE, m_SpinValue);
  DDX_Control(pDX, IDC_SPIN_ADDR, m_SpinAddr);
  DDX_Text(pDX, IDC_EDIT_ADDR, m_addr);
  DDV_MinMaxDWord(pDX, m_addr, 256, 1023);
  DDX_Text(pDX, IDC_EDIT_VALUE, m_value);
  DDX_Radio(pDX, IDC_RADIO_BYTE, m_ioSize);
  DDX_Radio(pDX, IDC_RADIO_HEX, m_numberFormat);
  //}}AFX_DATA_MAP

  m_SpinValue.SetPos(m_value);
  m_SpinAddr.SetPos(m_addr);
  if (pDX->m_bSaveAndValidate) {
    m_SpinAddr.SetBase(oldBase);
    m_SpinValue.SetBase(oldBase);
  }
}

BEGIN_MESSAGE_MAP(CPortIODlg, CDialog)
  //{{AFX_MSG_MAP(CPortIODlg)
  ON_WM_SYSCOMMAND()
  ON_WM_PAINT()
  ON_WM_QUERYDRAGICON()
  ON_BN_CLICKED(IDC_BUTTON_ABOUT, OnButtonAbout)
  ON_BN_CLICKED(IDC_READ, OnRead)
  ON_BN_CLICKED(IDC_WRITE, OnWrite)
  ON_BN_CLICKED(IDC_RADIO_DEC, OnRadioDec)
  ON_BN_CLICKED(IDC_RADIO_HEX, OnRadioHex)
  //}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CPortIODlg message handlers

BOOL CPortIODlg::OnInitDialog()
{
  m_addr = 0x300;
  m_value = 0;
  m_ioSize = BYTEIO;
  m_numberFormat = DECNUM;

  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);
  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
  UDACCEL   uda[3];

  m_SpinAddr.SetRange(0x100, 0x3FF);
  m_SpinAddr.SetBase(m_numberFormat == HEXNUM ? 16 : 10);
  uda[0].nSec = 0;
  uda[0].nInc = 8;
  uda[1].nSec = 2;
  uda[1].nInc = 32;
  uda[2].nSec = 5;
  uda[2].nInc = 128;
  m_SpinAddr.SetAccel(3, uda);
  m_SpinAddr.SetPos(m_addr);

  m_SpinValue.SetRange(0, UD_MAXVAL);
  m_SpinValue.SetBase(m_numberFormat == HEXNUM ? 16 : 10);
  m_SpinValue.SetAccel(3, uda);
  m_SpinValue.SetPos(m_value);

  UpdateData(FALSE);

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

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

void CPortIODlg::OnButtonAbout() 
{
  // TODO: Add your control notification handler code here
  CAboutDlg   dlgAbout;
  dlgAbout.DoModal();
}

void CPortIODlg::OnRead() 
{
  // TODO: Add your control notification handler code here
  UpdateData(TRUE);                    // save current value

  switch (m_ioSize) {
    case BYTEIO:
      m_value = DlPortReadPortUchar(m_addr);
      break;
    case WORDIO:
      m_value = DlPortReadPortUshort(m_addr);
      break;
    case DWORDIO:
      m_value = DlPortReadPortUlong(m_addr);
      break;
  }

  UpdateData(FALSE);                   // redisplay new data
}

void CPortIODlg::OnWrite() 
{
  // TODO: Add your control notification handler code here
  UpdateData(TRUE);                    // save current value

  switch (m_ioSize) {
    case BYTEIO:
      DlPortWritePortUchar(m_addr, (UCHAR)m_value);
      break;
    case WORDIO:
      DlPortWritePortUshort(m_addr, (USHORT)m_value);
      break;
    case DWORDIO:
      DlPortWritePortUlong(m_addr, m_value);
      break;
  }
}

void CPortIODlg::OnRadioDec() 
{
  // TODO: Add your control notification handler code here
  m_SpinAddr.SetBase(10);
  m_SpinValue.SetBase(10);
}

void CPortIODlg::OnRadioHex() 
{
  // TODO: Add your control notification handler code here
  m_SpinAddr.SetBase(16);
  m_SpinValue.SetBase(16);
}