[DllImport("uxtheme.dll", SetLastError = true)]
public static extern HRESULT DrawThemeTextEx(
IntPtr hTheme,
HDC hdc,
int iPartId,
int iStateId,
[MarshalAs(UnmanagedType.LPWStr)] string pszText,
int cchText,
uint dwTextFlags,
ref RECT pRect,
ref DTTOPTS pOptions
);