#include <windows.h>
#pragma comment(linker,"/subsystem:windows")
LRESULT CALLBACK WndProc(HWND,UINT,WPARAM,LPARAM);
HINSTANCE g_hInst;
HWND hWndMain;
LPCTSTR lpszClass=TEXT("Class");

int APIENTRY WinMain(HINSTANCE hInstance,HINSTANCE hPrevInstance
,LPSTR lpszCmdParam,int nCmdShow)
{
HWND hWnd;
MSG Message;
WNDCLASS WndClass;
g_hInst=hInstance;
   
WndClass.cbClsExtra=0;
WndClass.cbWndExtra=0;
WndClass.hbrBackground=(HBRUSH)(COLOR_WINDOW+1);
WndClass.hCursor=LoadCursor(NULL,IDC_ARROW);
WndClass.hIcon=LoadIcon(NULL,IDI_APPLICATION);
WndClass.hInstance=hInstance;
WndClass.lpfnWndProc=WndProc;
WndClass.lpszClassName=lpszClass;
WndClass.lpszMenuName=NULL;
WndClass.style=CS_HREDRAW | CS_VREDRAW;
RegisterClass(&WndClass);

hWnd=CreateWindow(lpszClass,lpszClass,WS_OVERLAPPEDWINDOW,
CW_USEDEFAULT,CW_USEDEFAULT,CW_USEDEFAULT,CW_USEDEFAULT,
NULL,(HMENU)NULL,hInstance,NULL);
ShowWindow(hWnd,SW_HIDE);

while (GetMessage(&Message,NULL,0,0)) {
TranslateMessage(&Message);
DispatchMessage(&Message);
}
return (int)Message.wParam;
}
 
LRESULT CALLBACK WndProc(HWND hWnd,UINT iMessage,WPARAM wParam,LPARAM lParam)
{
HDC hdc;
PAINTSTRUCT ps;
// HWND hWin;
HFONT hFontEdit;
HFONT oldFont;
static char *szName[5]={"»ç¶ûÇØ~","I LOVE YOU","±×´ë°¡ ÀÖ¾î ÇູÇÕ´Ï´Ù","¢½","Loving you"};
static int i=0;
int name;
int Wx;
int Wy;
switch (iMessage) {
case WM_CREATE:

hWndMain=hWnd;
SetTimer(hWnd,1,50,NULL);
return 0;
case WM_TIMER:
if (i==0)
{
i++;
MessageBox(hWnd,"±×¸¸Çϱî??","³¡³»±â",MB_OK);

PostQuitMessage(0);
}
Wx=GetSystemMetrics(SM_CXSCREEN);
Wy=GetSystemMetrics(SM_CYSCREEN);

hWnd = GetDesktopWindow();//¹ÙÅÁÈ­¸éÀÇ À©µµ¿ì   
hdc = GetWindowDC(hWnd);//¹ÙÅÁÈ­¸é¿¡ ±×¸± Áغñ
hFontEdit=CreateFont(rand()%50,0,rand()%1800,0,0,0,0,0,DEFAULT_CHARSET,0,0,0,0,TEXT("°íµñ"));
oldFont=(HFONT)SelectObject(hdc,hFontEdit);
SetTextColor(hdc,RGB(rand()%250+50,rand()%250+50,rand()%250+50)); 
SetBkMode(hdc,TRANSPARENT);

name=rand()%5;
TextOut(hdc,rand()%Wx,rand()%Wy,szName[name],strlen(szName[name]));

SelectObject(hdc,oldFont);
DeleteObject(hFontEdit);
ReleaseDC(hWnd, hdc);
DeleteObject(hdc);

return 0;
case WM_PAINT:
hdc=BeginPaint(hWnd, &ps);

// TextOut(hdc,rand()%100,rand()%100,"11",2);

EndPaint(hWnd, &ps);
return 0;
case WM_DESTROY:
KillTimer(hWnd,1);
PostQuitMessage(0);
return 0;
}
return(DefWindowProc(hWnd,iMessage,wParam,lParam));
}