#include<windows.h>
LRESULT CALLBACK WndProc(HWND,UINT,WPARAM,LPARAM)
int WINAPI WinMain(HINSTANCE hInstance,HINSTANCE hPreInstance,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,TEXT("The Hello Program"),WS_OVERLAPPEDWINDOW,CW_USEDEFAULT,CW_USEDEFAULT,
CW_USEDEFAULT,
CW_USEDEFAULT,
NULL,
NULL,
hInstance,
NULL); 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:
return 0;
case WM_PAINT:
hdc=BeginPaint(hwnd,&ps);
GetClientRect(hwnd,&rect);
DrawText(hdc,TEXT("Hello,Windows xp!"),-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);
}
LRESULT CALLBACK WndProc(HWND,UINT,WPARAM,LPARAM)
int WINAPI WinMain(HINSTANCE hInstance,HINSTANCE hPreInstance,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,TEXT("The Hello Program"),WS_OVERLAPPEDWINDOW,CW_USEDEFAULT,CW_USEDEFAULT,
CW_USEDEFAULT,
CW_USEDEFAULT,
NULL,
NULL,
hInstance,
NULL); 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:
return 0;
case WM_PAINT:
hdc=BeginPaint(hwnd,&ps);
GetClientRect(hwnd,&rect);
DrawText(hdc,TEXT("Hello,Windows xp!"),-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);
}
提示
c:\documents and settings\administrator\桌面\cpp1.c(3) : error C2055: expected formal parameter list, not a type list
c:\documents and settings\administrator\桌面\cpp1.c(4) : error C2082: redefinition of formal parameter 'WinMain'
c:\documents and settings\administrator\桌面\cpp1.c(4) : error C2143: syntax error : missing ';' before '{'
c:\documents and settings\administrator\桌面\cpp1.c(13) : error C2065: 'hInstance' : undeclared identifier
c:\documents and settings\administrator\桌面\cpp1.c(13) : warning C4047: '=' : 'struct HINSTANCE__ *' differs in levels of indirection from 'int '
c:\documents and settings\administrator\桌面\cpp1.c(30) : warning C4047: 'function' : 'struct HINSTANCE__ *' differs in levels of indirection from 'int '
c:\documents and settings\administrator\桌面\cpp1.c(30) : warning C4024: 'CreateWindowExA' : different types for formal and actual parameter 11
c:\documents and settings\administrator\桌面\cpp1.c(32) : error C2065: 'iCmdShow' : undeclared identifier
c:\documents and settings\administrator\桌面\cpp1.c(42) : error C2084: function 'long __stdcall WndProc(struct HWND__ *,unsigned int ,unsigned int ,long )' already has a body
Error executing cl.exe.Cpp1.obj - 6 error(s), 3 warning(s)
第2行;丢了