#include <windows.h>
#include <stdio.h>

void setNowPlaying(wchar_t* format, wchar_t* title,wchar_t* artist, wchar_t* album)
{
	//Function setNowPlaying - Marijn Kentie 2006
	//Sets user's MSN Now Playing info.
	//If format is NULL, the user's Now Playing is cleared.
	COPYDATASTRUCT msnData;
	#define MSN_STRING_BEGIN L"\\0Music\\01\\0"
	#define MSN_STRING_END L"\\0\\0"
	#define MSN_WINDOW_TITLE L"MsnMsgrUIManager"
	#define MSN_STRING_CLEAR L"\\0Music\\00\\0\\0"
	wchar_t* msnString;
	HWND msnUI;

	//Build info string
	if(format) //If format string set, build string
	{
		msnString = (wchar_t*) malloc((wcslen(MSN_STRING_BEGIN) + wcslen(MSN_STRING_END) + wcslen(artist) + wcslen(title) +wcslen(format) + wcslen(album) + 7)*sizeof(wchar_t));
		wcscpy(msnString,MSN_STRING_BEGIN);
		wcscat(msnString,format);
		wcscat(msnString,L"\\0");
		wcscat(msnString,title);
		wcscat(msnString,L"\\0");
		wcscat(msnString,artist);
		wcscat(msnString,L"\\0");
		wcscat(msnString,album);
		wcscat(msnString,MSN_STRING_END);
	}
	else //Format string not set, just use the string to clear the user's name
		msnString = MSN_STRING_CLEAR;
	
	//Set info string	
	msnUI = NULL;
	msnData.dwData = 0x547;
	msnData.lpData = msnString;	
	msnData.cbData = (unsigned long) (wcslen(msnString)+1)*sizeof(wchar_t);
	while (msnUI = FindWindowEx(NULL, msnUI, MSN_WINDOW_TITLE, NULL))
		SendMessage(msnUI, WM_COPYDATA, (WPARAM)NULL, (LPARAM)&msnData);

	if(format)
		free(msnString);
}


int main()
{

	setNowPlaying(L"{0} by {1} from {2}",L"My Sanctuary",L"PIG",L"Praise the Lard"); //Set Now Playing info
	return EXIT_SUCCESS;
}