#include //#include //#include LRESULTCALLBACKWndProc(HWND,UINT,WPARAM,LPARAM); /*int CDECL MessageBoxPrintf(TCHAR * szCaption,TCHAR * szFormat) { TCHAR szBuffer[1024]; va_listpArgList; va_start (pArgList,szFormat); _vsntprintf(szBuffer,sizeof(szBuffer)/sizeof(TCHAR),szFormat,pArgList); va_end(pArgList); return MessageBox(NULL,szBuffer,szCaption,0); }*/ intWINAPIWinMain(HINSTANCEhInstance,HINSTANCEhPrevInstance,PSTRszCmdLine,intiCmdShow) { /* MessageBox(NULL,TEXT("Hello world"),TEXT("HelloMsg"),0); intcxScreen,cyScreen; cxScreen=GetSystemMetrics(SM_CXSCREEN); cyScreen=GetSystemMetrics(SM_CYSCREEN); MessageBoxPrintf(TEXT("ScreenSize"),TEXT("The screenis %i pixels wide by %i pixels high",cxScreen,cyScreen));*/ staticTCHARszAppName[]=TEXT("HelloIn"); HWNDhwnd; MSGmsg; WNDCLASSwndclass; 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.lpszClassName=szAppName; wndclass.lpszMenuName=NULL; if(!RegisterClass(&wndclass)) { MessageBox(NULL,TEXT("This program requires windows NT!"), szAppName,MB_ICONERROR); return0; } 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); } returnmsg.wParam; } LRESULTCALLBACKWndProc(HWNDhwnd,UINTmessage,WPARAMwParam,LPARAMlParam) { HDChdc; PAINTSTRUCTps; RECTrect; switch(message) { caseWM_CREATE: //PlaySound(TEXT("helloin.wav"),NULL,SND_FILENAME | SND_ASYNC); return0; caseWM_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); return0; caseWM_DESTROY: PostQuitMessage(0); return0; } returnDefWindowProc(hwnd,message,wParam,lParam); 本文来源：https://www.wddqw.com/doc/deb16e3e87c24028915fc33c.html