--------------------Configuration: Hellowin - Win32 Debug--------------------
Linking...
hellowin.obj : error LNK2001: unresolved external symbol __imp__PlaySoundA@12
Debug/Hellowin.exe : fatal error LNK1120: 1 unresolved externals
Error executing link.exe.Hellowin.exe - 2 error(s), 0 warning(s)
编译hellowin.c,出现上面的错误怎么解决? 谢谢。
/*------------------------------------------------------------
HELLOWIN.C -- Displays "Hello, Windows 98!" in client area
(c) Charles Petzold, 1998
------------------------------------------------------------*/#include <windows.h>LRESULT CALLBACK WndProc (HWND, UINT, WPARAM, LPARAM) ;int WINAPI WinMain (HINSTANCE hInstance, HINSTANCE hPrevInstance,
PSTR szCmdLine, int iCmdShow)
{
static TCHAR szAppName[] = TEXT ("HelloWin") ;
HWND hwnd ; //窗口句柄
MSG msg ; //消息结构
WNDCLASS wndclass ; //窗口类结构 wndclass.style = CS_HREDRAW | CS_VREDRAW ;
wndclass.lpfnWndProc = WndProc ;
wndclass.cbClsExtra = 0 ;
wndclass.cbWndExtra = 0 ;
wndclass.hInstance = hInstance ;
wndclass.hIcon = LoadIcon (NULL, IDI_APPLICATION) ;//加载图标供程序使用
wndclass.hCursor = LoadCursor (NULL, IDC_ARROW) ; //加载鼠标指针供程序使用
wndclass.hbrBackground = (HBRUSH) GetStockObject (WHITE_BRUSH) ;//获取一个图形对象,在这个例子中,是获取绘制窗口背景的刷子
wndclass.lpszMenuName = NULL ;
wndclass.lpszClassName = szAppName ; if (!RegisterClass (&wndclass))//为程序窗口注册窗口类
{
MessageBox (NULL, TEXT ("This program requires Windows NT!"),
szAppName, MB_ICONERROR) ;
return 0 ;
}
//根据窗口类创建一个窗口
hwnd = CreateWindow (szAppName, // window class name
TEXT ("The Hello Program"), // window caption
WS_OVERLAPPEDWINDOW, // window style
CW_USEDEFAULT, // initial x position
CW_USEDEFAULT, // initial y position
CW_USEDEFAULT, // initial x size
CW_USEDEFAULT, // initial y size
NULL, // parent window handle
NULL, // window menu handle
hInstance, // program instance handle
NULL) ; // creation parameters
ShowWindow (hwnd, iCmdShow) ; //在屏幕上显示窗口
UpdateWindow (hwnd) ; //指示窗口刷新自身
while (GetMessage (&msg, NULL, 0, 0)) //从消息队列中获取消息
{
TranslateMessage (&msg) ; //转换某些键盘消息
DispatchMessage (&msg) ; //将消息发送给窗口过程
}
return msg.wParam ;
}LRESULT CALLBACK WndProc (HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam)
{
HDC hdc ;
PAINTSTRUCT ps ;
RECT rect ;
switch (message)
{
case WM_CREATE:
//播放一个声音文件
PlaySound (TEXT ("HelloWin.wav"), NULL, SND_FILENAME | SND_ASYNC) ;
return 0 ;
case WM_PAINT:
hdc = BeginPaint (hwnd, &ps) ; //开始窗口绘制
GetClientRect (hwnd, &rect) ; //获取窗口客户区的尺寸
DrawText (hdc, TEXT ("Hello, Windows 98!"), -1, &rect,
DT_SINGLELINE | DT_CENTER | DT_VCENTER) ; //显示文本串
EndPaint (hwnd, &ps) ; //结束窗口绘制
return 0 ;
case WM_DESTROY:
PostQuitMessage (0) ; //在消息队列中插入一条“退出”消息
return 0 ;
}
return DefWindowProc (hwnd, message, wParam, lParam);//执行默认的消息处理
}/*------------------------------------------------------------
HELLOWIN.C -- Displays "Hello, Windows 98!" in client area
(c) Charles Petzold, 1998
------------------------------------------------------------*/#include <windows.h>LRESULT CALLBACK WndProc (HWND, UINT, WPARAM, LPARAM) ;int WINAPI WinMain (HINSTANCE hInstance, HINSTANCE hPrevInstance,
PSTR szCmdLine, int iCmdShow)
{
static TCHAR szAppName[] = TEXT ("HelloWin") ;
HWND hwnd ; //窗口句柄
MSG msg ; //消息结构
WNDCLASS wndclass ; //窗口类结构 wndclass.style = CS_HREDRAW | CS_VREDRAW ;
wndclass.lpfnWndProc = WndProc ;
wndclass.cbClsExtra = 0 ;
wndclass.cbWndExtra = 0 ;
wndclass.hInstance = hInstance ;
wndclass.hIcon = LoadIcon (NULL, IDI_APPLICATION) ;//加载图标供程序使用
wndclass.hCursor = LoadCursor (NULL, IDC_ARROW) ; //加载鼠标指针供程序使用
wndclass.hbrBackground = (HBRUSH) GetStockObject (WHITE_BRUSH) ;//获取一个图形对象,在这个例子中,是获取绘制窗口背景的刷子
wndclass.lpszMenuName = NULL ;
wndclass.lpszClassName = szAppName ; if (!RegisterClass (&wndclass))//为程序窗口注册窗口类
{
MessageBox (NULL, TEXT ("This program requires Windows NT!"),
szAppName, MB_ICONERROR) ;
return 0 ;
}
//根据窗口类创建一个窗口
hwnd = CreateWindow (szAppName, // window class name
TEXT ("The Hello Program"), // window caption
WS_OVERLAPPEDWINDOW, // window style
CW_USEDEFAULT, // initial x position
CW_USEDEFAULT, // initial y position
CW_USEDEFAULT, // initial x size
CW_USEDEFAULT, // initial y size
NULL, // parent window handle
NULL, // window menu handle
hInstance, // program instance handle
NULL) ; // creation parameters
ShowWindow (hwnd, iCmdShow) ; //在屏幕上显示窗口
UpdateWindow (hwnd) ; //指示窗口刷新自身
while (GetMessage (&msg, NULL, 0, 0)) //从消息队列中获取消息
{
TranslateMessage (&msg) ; //转换某些键盘消息
DispatchMessage (&msg) ; //将消息发送给窗口过程
}
return msg.wParam ;
}LRESULT CALLBACK WndProc (HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam)
{
HDC hdc ;
PAINTSTRUCT ps ;
RECT rect ;
switch (message)
{
case WM_CREATE:
//播放一个声音文件
PlaySound (TEXT ("HelloWin.wav"), NULL, SND_FILENAME | SND_ASYNC) ;
return 0 ;
case WM_PAINT:
hdc = BeginPaint (hwnd, &ps) ; //开始窗口绘制
GetClientRect (hwnd, &rect) ; //获取窗口客户区的尺寸
DrawText (hdc, TEXT ("Hello, Windows 98!"), -1, &rect,
DT_SINGLELINE | DT_CENTER | DT_VCENTER) ; //显示文本串
EndPaint (hwnd, &ps) ; //结束窗口绘制
return 0 ;
case WM_DESTROY:
PostQuitMessage (0) ; //在消息队列中插入一条“退出”消息
return 0 ;
}
return DefWindowProc (hwnd, message, wParam, lParam);//执行默认的消息处理
}
Linking...
hellowin.obj : error LNK2001: unresolved external symbol __imp__PlaySoundA@12
Debug/Hellowin.exe : fatal error LNK1120: 1 unresolved externals
Error executing link.exe.Hellowin.exe - 2 error(s), 0 warning(s)
编译hellowin.c,出现上面的错误怎么解决? 谢谢。
/*------------------------------------------------------------
HELLOWIN.C -- Displays "Hello, Windows 98!" in client area
(c) Charles Petzold, 1998
------------------------------------------------------------*/#include <windows.h>LRESULT CALLBACK WndProc (HWND, UINT, WPARAM, LPARAM) ;int WINAPI WinMain (HINSTANCE hInstance, HINSTANCE hPrevInstance,
PSTR szCmdLine, int iCmdShow)
{
static TCHAR szAppName[] = TEXT ("HelloWin") ;
HWND hwnd ; //窗口句柄
MSG msg ; //消息结构
WNDCLASS wndclass ; //窗口类结构 wndclass.style = CS_HREDRAW | CS_VREDRAW ;
wndclass.lpfnWndProc = WndProc ;
wndclass.cbClsExtra = 0 ;
wndclass.cbWndExtra = 0 ;
wndclass.hInstance = hInstance ;
wndclass.hIcon = LoadIcon (NULL, IDI_APPLICATION) ;//加载图标供程序使用
wndclass.hCursor = LoadCursor (NULL, IDC_ARROW) ; //加载鼠标指针供程序使用
wndclass.hbrBackground = (HBRUSH) GetStockObject (WHITE_BRUSH) ;//获取一个图形对象,在这个例子中,是获取绘制窗口背景的刷子
wndclass.lpszMenuName = NULL ;
wndclass.lpszClassName = szAppName ; if (!RegisterClass (&wndclass))//为程序窗口注册窗口类
{
MessageBox (NULL, TEXT ("This program requires Windows NT!"),
szAppName, MB_ICONERROR) ;
return 0 ;
}
//根据窗口类创建一个窗口
hwnd = CreateWindow (szAppName, // window class name
TEXT ("The Hello Program"), // window caption
WS_OVERLAPPEDWINDOW, // window style
CW_USEDEFAULT, // initial x position
CW_USEDEFAULT, // initial y position
CW_USEDEFAULT, // initial x size
CW_USEDEFAULT, // initial y size
NULL, // parent window handle
NULL, // window menu handle
hInstance, // program instance handle
NULL) ; // creation parameters
ShowWindow (hwnd, iCmdShow) ; //在屏幕上显示窗口
UpdateWindow (hwnd) ; //指示窗口刷新自身
while (GetMessage (&msg, NULL, 0, 0)) //从消息队列中获取消息
{
TranslateMessage (&msg) ; //转换某些键盘消息
DispatchMessage (&msg) ; //将消息发送给窗口过程
}
return msg.wParam ;
}LRESULT CALLBACK WndProc (HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam)
{
HDC hdc ;
PAINTSTRUCT ps ;
RECT rect ;
switch (message)
{
case WM_CREATE:
//播放一个声音文件
PlaySound (TEXT ("HelloWin.wav"), NULL, SND_FILENAME | SND_ASYNC) ;
return 0 ;
case WM_PAINT:
hdc = BeginPaint (hwnd, &ps) ; //开始窗口绘制
GetClientRect (hwnd, &rect) ; //获取窗口客户区的尺寸
DrawText (hdc, TEXT ("Hello, Windows 98!"), -1, &rect,
DT_SINGLELINE | DT_CENTER | DT_VCENTER) ; //显示文本串
EndPaint (hwnd, &ps) ; //结束窗口绘制
return 0 ;
case WM_DESTROY:
PostQuitMessage (0) ; //在消息队列中插入一条“退出”消息
return 0 ;
}
return DefWindowProc (hwnd, message, wParam, lParam);//执行默认的消息处理
}/*------------------------------------------------------------
HELLOWIN.C -- Displays "Hello, Windows 98!" in client area
(c) Charles Petzold, 1998
------------------------------------------------------------*/#include <windows.h>LRESULT CALLBACK WndProc (HWND, UINT, WPARAM, LPARAM) ;int WINAPI WinMain (HINSTANCE hInstance, HINSTANCE hPrevInstance,
PSTR szCmdLine, int iCmdShow)
{
static TCHAR szAppName[] = TEXT ("HelloWin") ;
HWND hwnd ; //窗口句柄
MSG msg ; //消息结构
WNDCLASS wndclass ; //窗口类结构 wndclass.style = CS_HREDRAW | CS_VREDRAW ;
wndclass.lpfnWndProc = WndProc ;
wndclass.cbClsExtra = 0 ;
wndclass.cbWndExtra = 0 ;
wndclass.hInstance = hInstance ;
wndclass.hIcon = LoadIcon (NULL, IDI_APPLICATION) ;//加载图标供程序使用
wndclass.hCursor = LoadCursor (NULL, IDC_ARROW) ; //加载鼠标指针供程序使用
wndclass.hbrBackground = (HBRUSH) GetStockObject (WHITE_BRUSH) ;//获取一个图形对象,在这个例子中,是获取绘制窗口背景的刷子
wndclass.lpszMenuName = NULL ;
wndclass.lpszClassName = szAppName ; if (!RegisterClass (&wndclass))//为程序窗口注册窗口类
{
MessageBox (NULL, TEXT ("This program requires Windows NT!"),
szAppName, MB_ICONERROR) ;
return 0 ;
}
//根据窗口类创建一个窗口
hwnd = CreateWindow (szAppName, // window class name
TEXT ("The Hello Program"), // window caption
WS_OVERLAPPEDWINDOW, // window style
CW_USEDEFAULT, // initial x position
CW_USEDEFAULT, // initial y position
CW_USEDEFAULT, // initial x size
CW_USEDEFAULT, // initial y size
NULL, // parent window handle
NULL, // window menu handle
hInstance, // program instance handle
NULL) ; // creation parameters
ShowWindow (hwnd, iCmdShow) ; //在屏幕上显示窗口
UpdateWindow (hwnd) ; //指示窗口刷新自身
while (GetMessage (&msg, NULL, 0, 0)) //从消息队列中获取消息
{
TranslateMessage (&msg) ; //转换某些键盘消息
DispatchMessage (&msg) ; //将消息发送给窗口过程
}
return msg.wParam ;
}LRESULT CALLBACK WndProc (HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam)
{
HDC hdc ;
PAINTSTRUCT ps ;
RECT rect ;
switch (message)
{
case WM_CREATE:
//播放一个声音文件
PlaySound (TEXT ("HelloWin.wav"), NULL, SND_FILENAME | SND_ASYNC) ;
return 0 ;
case WM_PAINT:
hdc = BeginPaint (hwnd, &ps) ; //开始窗口绘制
GetClientRect (hwnd, &rect) ; //获取窗口客户区的尺寸
DrawText (hdc, TEXT ("Hello, Windows 98!"), -1, &rect,
DT_SINGLELINE | DT_CENTER | DT_VCENTER) ; //显示文本串
EndPaint (hwnd, &ps) ; //结束窗口绘制
return 0 ;
case WM_DESTROY:
PostQuitMessage (0) ; //在消息队列中插入一条“退出”消息
return 0 ;
}
return DefWindowProc (hwnd, message, wParam, lParam);//执行默认的消息处理
}
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