public void Start()
{
if (_initialized)
{
return;
}
_allImages16x16 = _mapper.MapFrom(ApplicationIcons.All(), IconSizes.Size16x16);
_allImages24x24 = _mapper.MapFrom(ApplicationIcons.All(), IconSizes.Size24x24);
_allImages32x32 = _mapper.MapFrom(ApplicationIcons.All(), IconSizes.Size32x32);
_allImages48x48 = _mapper.MapFrom(ApplicationIcons.All(), IconSizes.Size48x48);
_initialized = true;
}