никак немогу справится с этими Функциями. Даже при выполнении всех требований выдаётся ошибка:
"Compiling resources...
Compiling...
praktikaDlg.cpp
Linking...
praktikaDlg.obj : error LNK2001: unresolved external symbol __imp__PlaySoundA@12
Debug/praktika.exe : fatal error LNK1120: 1 unresolved externals
Error executing link.exe.

praktika.exe — 2 error(s), 0 warning(s)"
Код программы:
"// praktikaDlg.cpp : implementation file
//

#include "stdafx.h"
#include "praktika.h"
#include "praktikaDlg.h"
#include <mmsystem.h>
#include "winbase.h"

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


// CAboutDlg dialog used for App About
CFileFind finder;
CString test;

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()

/////////////////////////////////////////////////////////////////////////////
// CPraktikaDlg dialog

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

void CPraktikaDlg::DoDataExchange(CDataExchange* pDX)
{
CDialog::DoDataExchange(pDX);
//{{AFX_DATA_MAP(CPraktikaDlg)
DDX_Control(pDX, IDC_LIST2, m_wibor);
DDX_Control(pDX, IDC_LIST1, m_PLAYLIST);
DDX_Text(pDX, IDC_EDIT_PUTY, m_puty);
//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CPraktikaDlg, CDialog)
//{{AFX_MSG_MAP(CPraktikaDlg)
ON_WM_SYSCOMMAND()
ON_WM_PAINT()
ON_WM_QUERYDRAGICON()
ON_BN_CLICKED(IDC_BUTTON_PAUSE, OnButtonPause)
ON_BN_CLICKED(IDC_BUTTON_PLAY, OnButtonPlay)
ON_BN_CLICKED(IDC_BUTTON_STOP, OnButtonStop)
ON_BN_CLICKED(IDC_BUTTON_PUT, OnButtonPut)
ON_LBN_DBLCLK(IDC_LIST2, OnDblclkWIBORPESEN)
//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CPraktikaDlg message handlers

BOOL CPraktikaDlg::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



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

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

void CPraktikaDlg::OnButtonPause()
{
MessageBeep(MB_ICONASTERISK);
}

void CPraktikaDlg::OnButtonPlay()
{
LPSTR lpRes;
HRSRC hResInfo;
HGLOBAL hRes;

// Find the WAVE resource.

hResInfo = FindResource(NULL, MAKEINTRESOURCE(1), RT_VERSION);

// Load the WAVE resource.

hRes = LoadResource(AfxGetInstanceHandle(),hResInfo);

// Lock the WAVE resource and play it.

lpRes =LPSTR (LockResource(hRes));
if (lpRes != NULL)
{
#ifdef WIN32
PlaySound("chord.wav",NULL,SND_FILENAME|SND_ASYNC);
#endif
UnlockResource(hRes);
}
AfxMessageBox(lpRes);

// Free the WAVE resource and return success or failure.

FreeResource(hRes);
}
void CPraktikaDlg::OnButtonStop()
{
MessageBeep(MB_OK);
}

void CPraktikaDlg::OnButtonPut()
{
UpdateData(true);

m_wibor.ResetContent();
test=m_puty;
AfxMessageBox(test);
int b=finder.FindFile(test,0);
if(b)
{
while(finder.FindNextFile())
{
m_wibor.AddString(finder.GetFileName());
CString as;
CString bs="wav";
CString ds=finder.GetFileName();
as=ds.Right(3);
if(bs==as)
m_PLAYLIST.AddString(finder.GetFileName());
else
{}

}
}
else
AfxMessageBox("error");
int w;
w=test.Find("*.*",0);
test=test.Mid(0,w);
UpdateData(false);
}

void CPraktikaDlg::OnDblclkWIBORPESEN()
{
m_PLAYLIST.ResetContent();
int w,e;
int a=0;
CString str;
CString W;
W=test;
a=m_wibor.GetCurSel();
m_wibor.GetText(a,str);
test+=str;
test+="/*.*";
int b=finder.FindFile(test,0);
m_wibor.ResetContent();

if(b)
{
while(finder.FindNextFile())
{
m_wibor.AddString(finder.GetFileName());
CString as;
CString bs="wav";
CString ds=finder.GetFileName();
as=ds.Right(3);
if(bs==as)
m_PLAYLIST.AddString(finder.GetFileName());
else
{}
}

w=test.Find("*.*",0);
e=test.Find("/*.*",0);
CString wer;
wer=test.Mid(0,e);
test=test.Mid(0,w);
/////////////////////////////////////////////////////////////////////////////
}
else
{
///////////////////////////////////////////////////////////////////////
//m_PLAYLIST.ResetContent();
AfxMessageBox("error: dalee net failov");
W+="*.*";
int d=finder.FindFile(W,0);
if(d)
{
while(finder.FindNextFile())
{
m_wibor.AddString(finder.GetFileName());
CString as;
CString bs="wav";
CString ds=finder.GetFileName();
as=ds.Right(3);
if(bs==as)
m_PLAYLIST.AddString(finder.GetFileName());
else
{}
}
}
///////////////////////////////////////////////////////////////////////
w=test.Find("*.*",0);
e=test.Find("/*.*",0);
CString wer;
wer=test.Mid(0,e);
test=test.Mid(0,w);
///////////////////////////////////////////////////////////////////////
w=W.Find("*.*",0);
test=W.Mid(0,w);
///////////////////////////////////////////////////////////////////////

///////////////////////////////////////////////////////////////////////
}

/////////////////////////////////////////////////////////////////////////////
UpdateData(false);
}"
Пожалуйста, если вы сталкивались с такой ошибкой, то помогите молодому юзеру. Зарание большое спасибо.

Здравствуйте, Voicek, Вы писали:

V> никак немогу справится с этими Функциями. Даже при выполнении всех требований выдаётся ошибка:
V>"Compiling resources...
V>Compiling...
V>praktikaDlg.cpp
V>Linking...
V>praktikaDlg.obj : error LNK2001: unresolved external symbol __imp__PlaySoundA@12
V>Debug/praktika.exe : fatal error LNK1120: 1 unresolved externals

Добавте:

#pragma comment(lib,    "winmm.lib")

Здравствуйте, Voicek, Вы писали:

[жестоко]

V>Пожалуйста, если вы сталкивались с такой ошибкой, то помогите молодому юзеру. Зарание большое спасибо.

на вопрос уже вам ответтили, а вы, будьте так добры, в следующий раз не цитируйте весь срр-шник целиком! Невозможно ж вычленить среди этой кучи строк ключевые
хотя бы уже AboutDlg класс вырезали...