做vc的新手，遇到错误，找不到原因，求指教
#include <WINDOWS.H>
#include <STDIO.H>
LRESULT CALLBACK WinSunProc
(HWND hwnd,
UINT umsg,
WPARAM wparam,
LPARAM lparam
);
int WINAPI WinMain
(
HINSTANCE HINSTANCE,
HINSTANCE hPrevInstance,
LPSTR lpCmdLine,
int ncmdshow,
)
{
WNDCLASS wndcls;
wndcls.cbClsExtra=0;
wndcls.cbWndExtra=0;
wndcls.hbrBackground=(HBRUSH)GetStockObject(BLACK_BRUSH);
wndcls.hCursor=LoadCursor(NULL,IDC_CROSS);
wndcls.hIcon=LoadIcon(NULL,IDI_ERROR);
wndcls.hInstance=HINSTANCE;
wndcls.lpfnWndProc=WinSunProc;
wndcls.lpszClassName="weixin2003";
wndcls.lpszMenuName=NULL;
wndcls.style=CS_HREDRAW|CS_VREDRAW;
RegisterClass(&wndcls);
HWND hwnd;
hwnd=CreateWindow("weixin2003","北京维新科学技术培训中心",WS_OVERAPPDEDWINDOW,
0,0,600,400,NULL,NULL,HINSTANCE,NULL);
ShowWindow(hwnd,SW_SHOWNORMAL);
MSG msg;
while (GetMessage(&msg,NULL,0,0))
{
TranslateMessage(&msg);
DispatchMessage(&msg);
}
return 0;
}
LRESULT CALLBACK WinSunProc
(HWND hwnd,
UINT umsg,
WPARAM wparam,
LPARAM lparam
)
{
switch(umsg)
{
case WM_CHAR:
char szchar[20];
sprintf(szchar,"char is %d",wparam);
MessageBox(hwnd,szchar,"weixin",0);
break;
case WM_LBUTTONDOWN:
MessageBox(hwnd,"mouse clicked","weixin",0);
HDC hdc;
hdc=GetDC(hwnd);
TextOut(hdc,0,50,"计算机编程语言培训",strlen("计算机编程培训"));
ReleaseDC(hwnd,hdc);
break;
case WM_PAINT:
HDC hDc;
PAINTSTRUCT ps;
hdc=BeginPaint(hwnd,&ps);
TextOut(hDc,0,0,"维新培训",strlen("维新培训") );
EndPaint(hwnd,&ps);
break;
case WM_CLOSE:
if (IDYES==MessageBox(hwnd,"是否真的结束？","weixin",MB_YESNO))
{
DestroyWindow(hwnd);
}
break;
case WM_DESTROY:
PostQuitMessage(0);
break;
default:
return DefWindowProc(hwnd,umsg,wparam,lparam);
}
return 0;
}
Compiling...
winmain.cpp
D:\vc\lianxi\lessen1\winmain\winmain.cpp(13) : error C2061: syntax error : identifier 'HINSTANCE'
D:\vc\lianxi\lessen1\winmain\winmain.cpp(17) : error C2731: 'WinMain' : function cannot be overloaded
D:\vc\lianxi\lessen1\winmain\winmain.cpp(11) : see declaration of 'WinMain'
D:\vc\lianxi\lessen1\winmain\winmain.cpp(34) : error C2065: 'WS_OVERAPPDEDWINDOW' : undeclared identifier
Error executing cl.exe.
winmain.exe - 3 error(s), 0 warning(s)
编程语言 vc
[解决办法]
#include <WINDOWS.H>
#include <STDIO.H>
LRESULT CALLBACK WinSunProc
(HWND hwnd,
UINT umsg,
WPARAM wparam,
LPARAM lparam
);
int WINAPI WinMain
(
HINSTANCE hinstance,
HINSTANCE hPrevInstance,
LPSTR lpCmdLine,
int ncmdshow
)
{
WNDCLASS wndcls;
wndcls.cbClsExtra=0;
wndcls.cbWndExtra=0;
wndcls.hbrBackground=(HBRUSH)GetStockObject(BLACK_BRUSH);
wndcls.hCursor=LoadCursor(NULL,IDC_CROSS);
wndcls.hIcon=LoadIcon(NULL,IDI_ERROR);
wndcls.hInstance=hinstance;
wndcls.lpfnWndProc=WinSunProc;
wndcls.lpszClassName="weixin2003";
wndcls.lpszMenuName=NULL;
wndcls.style=CS_HREDRAW
[解决办法]
CS_VREDRAW;
RegisterClass(&wndcls);
HWND hwnd;
hwnd=CreateWindow("weixin2003","北京维新科学技术培训中心",WS_OVERLAPPED,
0,0,600,400,NULL,NULL,hinstance,NULL);
ShowWindow(hwnd,SW_SHOWNORMAL);
MSG msg;
while (GetMessage(&msg,NULL,0,0))
{
TranslateMessage(&msg);
DispatchMessage(&msg);
}
return 0;
}
LRESULT CALLBACK WinSunProc
(HWND hwnd,
UINT umsg,
WPARAM wparam,
LPARAM lparam
)
{
switch(umsg)
{
case WM_CHAR:
char szchar[20];
sprintf(szchar,"char is %d",wparam);
MessageBox(hwnd,szchar,"weixin",0);
break;
case WM_LBUTTONDOWN:
MessageBox(hwnd,"mouse clicked","weixin",0);
HDC hdc;
hdc=GetDC(hwnd);
TextOut(hdc,0,50,"计算机编程语言培训",strlen("计算机编程培训"));
ReleaseDC(hwnd,hdc);
break;
case WM_PAINT:
HDC hDc;
PAINTSTRUCT ps;
hdc=BeginPaint(hwnd,&ps);
TextOut(hDc,0,0,"维新培训",strlen("维新培训") );
EndPaint(hwnd,&ps);
break;
case WM_CLOSE:
if (IDYES==MessageBox(hwnd,"是否真的结束？","weixin",MB_YESNO))
{
DestroyWindow(hwnd);
}
break;
case WM_DESTROY:
PostQuitMessage(0);
break;
default:
return DefWindowProc(hwnd,umsg,wparam,lparam);
}
return 0;
}
#include <WINDOWS.H>
#include <STDIO.H>
LRESULT CALLBACK WinSunProc
(HWND hwnd,
UINT umsg,
WPARAM wparam,
LPARAM lparam
);
int WINAPI WinMain
(
HINSTANCE hInstance,
HINSTANCE hPrevInstance,
LPSTR lpCmdLine,
int ncmdshow
)
{
WNDCLASS wndcls;
wndcls.cbClsExtra=0;
wndcls.cbWndExtra=0;
wndcls.hbrBackground=(HBRUSH)GetStockObject(BLACK_BRUSH);
wndcls.hCursor=LoadCursor(NULL,IDC_CROSS);
wndcls.hIcon=LoadIcon(NULL,IDI_ERROR);
wndcls.hInstance=hInstance;
wndcls.lpfnWndProc=WinSunProc;
wndcls.lpszClassName="weixin2003";
wndcls.lpszMenuName=NULL;
wndcls.style=CS_HREDRAW
[解决办法]
CS_VREDRAW;
RegisterClass(&wndcls);
HWND hwnd;
hwnd=CreateWindow("weixin2003","北京维新科学技术培训中心",WS_OVERLAPPEDWINDOW,
0,0,600,400,NULL,NULL,hInstance,NULL);
ShowWindow(hwnd,SW_SHOWNORMAL);
MSG msg;
while (GetMessage(&msg,NULL,0,0))
{
TranslateMessage(&msg);
DispatchMessage(&msg);
}
return 0;
}
LRESULT CALLBACK WinSunProc
(HWND hwnd,
UINT umsg,
WPARAM wparam,
LPARAM lparam
)
{
switch(umsg)
{
case WM_CHAR:
char szchar[20];
sprintf(szchar,"char is %d",wparam);
MessageBox(hwnd,szchar,"weixin",0);
break;
case WM_LBUTTONDOWN:
MessageBox(hwnd,"mouse clicked","weixin",0);
HDC hdc;
hdc=GetDC(hwnd);
TextOut(hdc,0,50,"计算机编程语言培训",strlen("计算机编程培训"));
ReleaseDC(hwnd,hdc);
break;
case WM_PAINT:
HDC hDc;
PAINTSTRUCT ps;
hdc=BeginPaint(hwnd,&ps);
TextOut(hdc,0,0,"维新培训",strlen("维新培训") );
EndPaint(hwnd,&ps);
break;
case WM_CLOSE:
if (IDYES==MessageBox(hwnd,"是否真的结束？","weixin",MB_YESNO))
{
DestroyWindow(hwnd);
}
break;
case WM_DESTROY:
PostQuitMessage(0);
break;
default:
return DefWindowProc(hwnd,umsg,wparam,lparam);
}
return 0;
}
