audioplayerdlg.cpp

< 嵌入式系统编程>>源代码解析光盘,包括这本书各章节的示例代码（无密码）

// AudioPlayerDlg.cpp : implementation file
//

#include "stdafx.h"
#include "AudioPlayer.h"
#include "AudioPlayerDlg.h"

#include <mmsystem.h>
#include "conio.h"

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

HWAVEOUT shWaveOut = 0;
unsigned int baseAdd;
int Receiver(void);
CString stopBits,port,parity,dataBits,baudRate;
unsigned int LSB,MSB,dataFormat,temp;	

/////////////////////////////////////////////////////////////////////////////
// CAboutDlg dialog used for App About
UINT MYThread(LPVOID v)
{

	
	sndPlaySound( "kitty.wav",0);
	return (0);
}

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()

/////////////////////////////////////////////////////////////////////////////
// CAudioPlayerDlg dialog

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

void CAudioPlayerDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CAudioPlayerDlg)
	DDX_Control(pDX, IDC_EDIT_FILENAME, m_text1);
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CAudioPlayerDlg, CDialog)
	//{{AFX_MSG_MAP(CAudioPlayerDlg)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_BN_CLICKED(IDC_BUTTON_PLAY, OnButtonPlay)
	ON_BN_CLICKED(IDC_BUTTON_STOP, OnButtonStop)
	ON_BN_CLICKED(IDC_BUTT_REPLAY, OnButtReplay)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CAudioPlayerDlg message handlers

BOOL CAudioPlayerDlg::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
			baseAdd = 0x3f8;
		LSB = 0x03;
		MSB = 0x00;
		dataFormat = 0x03;

		_outp(baseAdd+3,dataFormat); // setting dataformat register

	temp = _inp(baseAdd+3);
	temp = temp | 0x10;
	_outp(baseAdd+3,temp); //setting DLAb bit to 1

	_outp(baseAdd,LSB);    // setting Baud Rate
	_outp(baseAdd+1,MSB);

	temp = _inp(baseAdd+3);
	temp = temp & 0x7f;
	_outp(baseAdd+3,temp);

	AfxBeginThread((AFX_THREADPROC)Receiver,NULL);
	m_text1.SetWindowText("kitty.wav");
	
	return TRUE;  // return TRUE  unless you set the focus to a control
}

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

void CAudioPlayerDlg::OnButtonPlay() 
{
	// TODO: Add your control notification handler code here
	
	AfxBeginThread(MYThread,THREAD_PRIORITY_NORMAL);
	

	
}


void CAudioPlayerDlg::OnButtonStop() 
{
	// TODO: Add your control notification handler code here
	PlaySound( NULL, NULL, NULL );
    
}


int Receiver()
{
	
	
	char ch;
	
	CAudioPlayerDlg *xx=(CAudioPlayerDlg*)AfxGetMainWnd()->GetDlgItem(IDD_AUDIOPLAYER_DIALOG);
	while(1)
	{
		while(!(_inp(baseAdd+5)&0x01));
		ch = _inp(baseAdd);
	
		switch(ch)
		{
		case '2':
	
			xx->OnButtonPlay();
			
			break;
		case '3':
	
			xx->OnButtonStop();
			break;
		case '4':
	
			xx->OnButtonPlay();
		
		}
		
	}
	return 0;
}

void CAudioPlayerDlg::OnButtReplay() 
{
	// TODO: Add your control notification handler code here
	AfxBeginThread(MYThread,THREAD_PRIORITY_NORMAL);
}