/*-------------------------------------- HELLOWIN.C--Display"Hello,Windows 98!" in client area (c) Liu Haipeng, 2006--------------------------------------*/#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 ;
MSG msg ;
WNDCLASS wndclass ; wndclass.style =CS_HREDRAW | CS_VREDRAW ;
wndclass.lpfnWndProc =WndProc ;
wndclass.cbClsExtra =0 ;
wndclass.cbWndExtra =0 ;
wndclass.hInstance =hInstance ;
wndclass.hIcon =LoadIcon (NULL, IDI_APPLICATION) ;
wndclass.hCursor =LoadCursor (NULL, IDC_ARROW) ;
wndclass.hbrBackground = (HBRUSH) GetStockObject (WHITE_BRUSH) ;
wndclass.lpszMenuName =NULL ;
wndclass.lpszClassName =szAppName ; if (!RegisterClass (&wndclass))
{
MessageBox (NULL, TEXT ("This program requires Windows NT!"),
szAppName, MB_ICONERROR) ;
return 0;
} hwnd =CreateWindow (szAppName, // windows class name
TEXT ("The Hello Program"), // windows caption
WS_OVERLAPPEDWINDOW, // windows style
CW_USEDEFAULT, // initial x position
CW_USEDEFAULT, // initial y position
CW_USEDEFAULT, // initial x size
CW_USEDEFAULT, // initial y size
NULL, // parent windows handle
NULL, // window menu handle
hInstance, // program instance handle
NULL) ; // creation parameters
ShowWindow (hwnd, iCmdShow) ;
UpdateWindow (hwnd) ; while (GetMessage (&msg, NULL, 0, 0))
{
TranslateMessage (&msg) ;
DispatchMessage (&msg) ;
}
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:
PlaySound (TEXT ("hellowin.wav"), NULL, SND_FILENAME | SND_ASYNC) ;
return 0 ; case WM_PAINT:
hdc = BeginPaint (hwnd, &ps) ; GetClientRect (hwnd, &rect) ; DrawText (hdc, TEXT ("Hello,Windows 98!"), -1,&rect,
DT_SINGLELINE | DT_CENTER | DT_VCENTER) ; EndPaint (hwnd ,&ps) ;
return 0 ; case WM_DESTROY:
PostQuitMessage (0);
return 0;
}
return DefWindowProc (hwnd, message, wParam, lParam) ;
}这个是我敲的,语法错误什么都改过来了,但是还有2个错误我改不过来,
Deleting intermediate files and output files for project 'HELLOWIN - Win32 Debug'.
--------------------Configuration: HELLOWIN - Win32 Debug--------------------
Compiling...
HELLOWIN.C
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)然后我把在网上找的源码编译了一下 也是上面的错误我在群里问了一下,一个兄弟说是
可能是叫mmsystem的lib没有加进去
SOHO/刹车(12459568) 12:57:21
谢谢了
初学 不会查啊
大概怎么加啊?
XXXXXXXXXXXXXX(8344236) 12:55:02
__imp__PlaySoundA@12import library playsoundA() fuction#include <mmsystem.h> 顺便说一下我用的visual studio6.0 操作系统是windows XP sp1,会不会是这个的问题?
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 ;
MSG msg ;
WNDCLASS wndclass ; wndclass.style =CS_HREDRAW | CS_VREDRAW ;
wndclass.lpfnWndProc =WndProc ;
wndclass.cbClsExtra =0 ;
wndclass.cbWndExtra =0 ;
wndclass.hInstance =hInstance ;
wndclass.hIcon =LoadIcon (NULL, IDI_APPLICATION) ;
wndclass.hCursor =LoadCursor (NULL, IDC_ARROW) ;
wndclass.hbrBackground = (HBRUSH) GetStockObject (WHITE_BRUSH) ;
wndclass.lpszMenuName =NULL ;
wndclass.lpszClassName =szAppName ; if (!RegisterClass (&wndclass))
{
MessageBox (NULL, TEXT ("This program requires Windows NT!"),
szAppName, MB_ICONERROR) ;
return 0;
} hwnd =CreateWindow (szAppName, // windows class name
TEXT ("The Hello Program"), // windows caption
WS_OVERLAPPEDWINDOW, // windows style
CW_USEDEFAULT, // initial x position
CW_USEDEFAULT, // initial y position
CW_USEDEFAULT, // initial x size
CW_USEDEFAULT, // initial y size
NULL, // parent windows handle
NULL, // window menu handle
hInstance, // program instance handle
NULL) ; // creation parameters
ShowWindow (hwnd, iCmdShow) ;
UpdateWindow (hwnd) ; while (GetMessage (&msg, NULL, 0, 0))
{
TranslateMessage (&msg) ;
DispatchMessage (&msg) ;
}
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:
PlaySound (TEXT ("hellowin.wav"), NULL, SND_FILENAME | SND_ASYNC) ;
return 0 ; case WM_PAINT:
hdc = BeginPaint (hwnd, &ps) ; GetClientRect (hwnd, &rect) ; DrawText (hdc, TEXT ("Hello,Windows 98!"), -1,&rect,
DT_SINGLELINE | DT_CENTER | DT_VCENTER) ; EndPaint (hwnd ,&ps) ;
return 0 ; case WM_DESTROY:
PostQuitMessage (0);
return 0;
}
return DefWindowProc (hwnd, message, wParam, lParam) ;
}这个是我敲的,语法错误什么都改过来了,但是还有2个错误我改不过来,
Deleting intermediate files and output files for project 'HELLOWIN - Win32 Debug'.
--------------------Configuration: HELLOWIN - Win32 Debug--------------------
Compiling...
HELLOWIN.C
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)然后我把在网上找的源码编译了一下 也是上面的错误我在群里问了一下,一个兄弟说是
可能是叫mmsystem的lib没有加进去
SOHO/刹车(12459568) 12:57:21
谢谢了
初学 不会查啊
大概怎么加啊?
XXXXXXXXXXXXXX(8344236) 12:55:02
__imp__PlaySoundA@12import library playsoundA() fuction#include <mmsystem.h> 顺便说一下我用的visual studio6.0 操作系统是windows XP sp1,会不会是这个的问题?
可能是叫mmsystem的lib没有加进去 如果是少了lib文件:
1. project->seeting->link里面加
2. 直接加入#pragma comment(lib,"mmsystem.lib")