case WM_IME_STARTCOMPOSITION:
	{
		HWND hwnd =GetHWND();
		POINT pt;
		GetCaretPos(&pt);// I don't know the properway to get this in UPP way.
		HIMC hIMC = ImmGetContext(hwnd);
		COMPOSITIONFORM cf;
		
/*These lines up to us to make ime font match to current font, or just the font size.
		FontInfo fi = Draw::GetStdFont().Info();
		LOGFONT lf;
		HFONT hfont = fi.GetHFONT(); //i'm sorry to add this function manually to Draw.h, since i don't know how to get HFONT 
		GetObject(hfont, sizeof(LOGFONT), &lf);
		ImmSetCompositionFont(hIMC, &lf);
			
		cf.dwStyle = CFS_POINT;
		cf.ptCurrentPos.x = pt.x;
		cf.ptCurrentPos.y = pt.y;
		ImmSetCompositionWindow(hIMC, &cf);
		ImmReleaseContext(hwnd, hIMC);
	}
break;